CN201934984U - Light-emitting diode (LED) lamp with good heat dissipation effect - Google Patents
Light-emitting diode (LED) lamp with good heat dissipation effect Download PDFInfo
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- CN201934984U CN201934984U CN2010206788650U CN201020678865U CN201934984U CN 201934984 U CN201934984 U CN 201934984U CN 2010206788650 U CN2010206788650 U CN 2010206788650U CN 201020678865 U CN201020678865 U CN 201020678865U CN 201934984 U CN201934984 U CN 201934984U
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- radiator
- lamp cup
- power supply
- led light
- led
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Abstract
The utility model belongs to the technical field of lamp manufacturing, and relates to a light-emitting diode (LED) lamp with a good heat dissipation effect, which comprises a power supply, a lamp cup, a circuit board with LEDs and a light-transmitting cover, wherein the LEDs are welded on the circuit board, and the light-emitting direction of the LEDs covers the light-transmitting cover; the light-transmitting cover is fixedly connected with the lamp cup, and a first sealing ring is padded into a contact part of the light-transmitting cover and the lamp cup; and the power supply and an LED light source are separately arranged, and the power supply supplies power to the circuit board through a lead. The technical scheme of the LED lamp breakthroughs the traditional design concept, the power supply and the light source are separated and respectively have a relatively independent carrying heat dissipation body, and the heat of the power supply and the light source is easily dissipated by the heat dissipation bodies, and thus the temperature of an LED temperature saver and a driving power supply is greatly reduced; and in addition, the close mutual superposition is not generated, and the temperature rise caused by the heat of the opposite side can be avoided, and thus the service life of the lamp is prolonged.
Description
Technical field
The utility model belongs to light fixture manufacturing technology field, relates to a kind of low-power LED lamp, and it has better heat radiating effect.
Background technology
LED is widely used in each lighting field as a kind of new type light source.In commercial lighting is at present used, there are a lot of LED light fixtures to be based on the profile of conventional lamp and Interface design, replace though this design is convenient, because the principle of luminosity of led light source and conventional light source is completely different, the technological deficiency that need evade or remedy when using design is also different.Therefore, the profile of conventional light source and interface mode may not be applicable to the LED light fixture.
Common in the market LED ball bulb all is based on to be replaced and design, and its profile is consistent with conventional incandescent with interface mode.This type of bulb generally is made up of even light or non-even light modulation cover, aluminium or lamp housing, the screw socket of plastic material, the circuit board that is welded with the LED particle and power supply, the area of dissipation of lamp housing is subjected to the restriction of appearance and size, lampshade generally adopts PC, acrylic or glass material, cap body generally also adopts plastic material, and these technical characterictics all are unfavorable for heat radiation.When the power of LED bulb lamp reaches 7W when above, area of dissipation is obviously not enough, causes the chip temperature of LED particle higher.On the other hand, consistent for the interface and the input voltage that make the LED bulb lamp with incandescent lamp, power supply must be placed in the lamp housing, two heat source spacings of LED particle and power supply are too little, and both heat mutual superposition make the life-span of LED particle and power supply all be subjected to great influence.
Be different from traditional incandescent lamp, the technological deficiency of led light source in application is to work long hours to cause chip temperature too high.Based on incandescent lamp profile and interface and not only the deficiency of incandescent lamp can not be evaded and remedy to the LED bulb lamp structure of replacing design, aggravated the temperature rise of chip on the contrary because of the heat of power supply.Replace though this structure is convenient, and be not suitable for led light source.
In addition, how waterproof also is one of manufacturing technology difficult point of LED light fixture to the junction between power supply and light source.
Based on dispelling the heat and prolonging the LED consideration and the existing light fixture waterproof problem in service life, the utility model proposes and a kind ofly derive by the conventional incandescent profile, be applicable to the fitting structure that the LED particle is used more, especially thermal source separation, the heat conduction of lamp socket auxiliary heat dissipation, waterproof construction.
Summary of the invention
The purpose of this utility model is to solve the problem that prior art exists, a kind of LED light fixture with great heat radiation effect is provided, it breaks through traditional design concept, set about from the source of structure and heat radiation, organically combine with the LED particle science of carrying out, a kind of high-quality LED light fixture is provided, and it has the LED good heat dissipation effect, saves and make material, novel structure, easy to maintenance, reliability advantages of higher.
Concrete technical scheme of the present utility model is as follows: the LED light fixture with great heat radiation effect, comprise power supply, Lamp cup, have circuit board, the diffuser of LED, LED is welded on the circuit board, the described diffuser of light emission direction cover cap of LED, diffuser is fixedlyed connected with described Lamp cup, and the contact position of diffuser and Lamp cup is encased inside first sealing ring; Described power supply and led light source separate type distribute, and power supply is by lead and the energising of described circuit board.
Preferably, be loaded on a radiator in the power supply, this radiator is connected with described Lamp cup is removable.
Preferably, diffuser is the spherical calotte shape; Described Lamp cup is the revolution shape, and Lamp cup comprises two relative rounded bottom surfaces, and wherein, described circuit board is fixed in first bottom surface; Described radiator is hollow cylindrical.
Preferably, radiator adopts the direct insertion or described Lamp cup that is threaded, and the contact position of described Lamp cup and radiator is encased inside second sealing ring.Further, can set up the catch of a metal or plastic material between radiator and Lamp cup, the glue of high thermal conductivity coefficient is bonding between this catch and radiator, with strengthen radiator and and Lamp cup between sealing property.
Preferably, adopt the screw thread adaptor to be connected between Lamp cup and the radiator, this screw thread adaptor respectively and between the Lamp cup, radiator screw thread spin, and and Lamp cup, radiator between be encased inside second sealing ring, the 3rd sealing ring respectively.
Preferably, fill the glue of high thermal conductivity coefficient between screw thread adaptor and the radiator, described screw thread adaptor forms the raised type catch, and this catch separates glue and described Lamp cup.
Preferably, Lamp cup and radiator are by interference fit, and both contact positions are encased inside second sealing ring.
Preferably, adopt direct insertion adaptor to be connected between Lamp cup and the radiator, distinguish interference fit between this direct insertion adaptor and described Lamp cup, the radiator, and and Lamp cup, radiator between be encased inside second sealing ring, the 3rd sealing ring respectively.
Preferably, fill the glue of high thermal conductivity coefficient between direct insertion connector and the radiator, described direct insertion connector forms the raised type catch, and this catch separates glue and described Lamp cup.
Preferably, radiator adopts the radiator that adds fin; Fill the glue of high thermal conductivity coefficient between the shell of described power supply and the lumen of radiator.
Preferably, adopt the screw thread adaptor to be connected between Lamp cup and the radiator, this screw thread adaptor is a cavity structure, and screw thread spins respectively and between the Lamp cup, radiator, and and Lamp cup, radiator between be encased inside second sealing ring, the 3rd sealing ring respectively; The glue of high thermal conductivity coefficient is filled between the shell and lumen of radiator of described power supply, screw thread adaptor cavity and with the cooperation place of radiator, Lamp cup.
Preferably, adopt direct insertion adaptor to be connected between Lamp cup and the radiator, this direct insertion adaptor is a cavity structure, and and described Lamp cup, radiator between distinguish interference fit, and and Lamp cup, radiator between be encased inside second sealing ring, the 3rd sealing ring respectively; The glue of high thermal conductivity coefficient is filled between the shell and lumen of radiator of described power supply, direct insertion adaptor cavity and with the cooperation place of radiator, Lamp cup.
The technical scheme of the utility model LED light fixture has broken through traditional design concept, power supply and two kinds of thermals source of light source are separated, and has relatively independent carrying radiator separately, both heats of self dispel the heat in the supporting body by self easily, save gentle driving power temperature thereby greatly reduce LED; In addition, also can not cause in-plant mutual superposition, the temperature rise of avoiding the other side's heat to cause has prolonged light fixture service life.
In addition, in the preferred version of the present utility model, power supply is directly put into radiator and embedding, so not only solved heat dissipation problem, also satisfied the classification of waterproof of IP68 between power supply and the Lamp cup simultaneously.Because the waterproof construction of O shape silica gel circle has been adopted in the Lamp cup junction of diffuser and aluminium section bar, and the waterproof construction of O shape silica gel circle has been adopted in the Lamp cup of aluminium section bar and radiator junction.So whole lamp can reach the classification of waterproof of IP65, can use the place that waterproof is had specific (special) requirements at some.
LED light fixture of the present utility model also has prolongable characteristic, and the lamp housing of varying number, different profiles and power supply shell can be combined into the light fixture of different shaping, different capacity, even can change moulding by the user, realizes the variation and the changeability of product.
At last,, can be convenient to change, be independent of each other so certain parts goes wrong because of all being independent individual between Lamp cup and power supply, the radiator.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION figure of embodiment one.
Fig. 2 is the partial structurtes exploded view of embodiment one.
Fig. 3 is the A-A cutaway view after each parts assembling of Fig. 2.
Fig. 4 is another partial structurtes exploded view of embodiment one.
Fig. 5 is the B-B cutaway view after each parts assembling of Fig. 4.
Fig. 6 is the STRUCTURE DECOMPOSITION figure of embodiment two.
Fig. 7 is the STRUCTURE DECOMPOSITION figure of embodiment three.
Fig. 8 is the STRUCTURE DECOMPOSITION figure of embodiment four.
Fig. 9 is the STRUCTURE DECOMPOSITION figure of embodiment five.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment one: shown in Fig. 1-5, the LED light fixture comprises that diffuser 1, O type silica gel circle 2, PCBA plate promptly have the circuit board 4 of LED particle, Lamp cup 5, O type silica gel circle 6, radiator 7, support 8, power supply 10 that aluminium is made, wherein, diffuser 1 adopts the light transmission casing or the light-passing board of even light or non-even light, and the diffuser 1 of present embodiment is the spherical calotte shape.The LED particle is directly welded on the circuit board 4, and corresponding LED particle can be provided with lens or the set of lenses with light distributing function.Lamp cup 5 is the revolution shape, the interior section hollow out of Lamp cup 5, Lamp cup 5 comprises two relative and differ in size rounded bottom surfaces, wherein bigger underrun screw 3 is PCBA plate 4 fixedly, LED particle on the PCBA plate 4 toward the outer side, the light emission direction cover cap diffuser 1 of LED particle, the edge, base and the Lamp cup 5 of diffuser 1 are fixedly connected, and be encased inside O shape silica gel circle 2 with the contact site of Lamp cup 5, can reach the classification of waterproof of IP65 like this.Also can be chosen in and play glue on the O type silica gel circle 2 further to fix and sealing Lamp cup and lampshade.Because do not establish power supply in Lamp cup 5 inner chambers, thereby reduced by a thermal source, and PCBA plate 4 can utilize the area of dissipation of aluminium Lamp cup 5 separately, promptly Lamp cup is the independent radiator of light source.So the radiating effect of this PCBA plate 4 is very good.
In the power supply shell 10 driving power is housed, driving power is by lead and circuit board 4 energisings, and driving power mainly outwards dispels the heat by power supply shell 10.Radiator 7 internal electric source shells 10, fill the glue (this glue also can be poured into and the Lamp cup contact position) of high thermal conductivity coefficient between power supply shell and the lumen of radiator, so just, formed the independent radiator of power supply, not only the heat that can produce power supply effectively distributes, but also helping waterproof and shockproof, it can reach the classification of waterproof of IP 68.If power supply power consumption is low, its caloric value is few, also encapsulating water not.The outer radiator of power supply shell can adopt the radiator that adds fin, preferred sun fancy radiator.
Another underrun screw 9 of radiator 7 connects V-type support 8, and certainly, support 8 also can be made different shapes according to demand.
Embodiment two: as shown in Figure 6, present embodiment is with the difference of embodiment one: adopt screw thread adaptor 7 to be connected between aluminium Lamp cup 5 and the radiator 9, screw thread adaptor 7 respectively and between the Lamp cup 5, radiator 9 screw thread spin, and and be encased inside O RunddichtringO 6,8 respectively between the Lamp cup 5, radiator 9, can maintain easily like this.But other content reference example one of present embodiment.
Embodiment three: as shown in Figure 7, the difference of present embodiment and embodiment one is: aluminium Lamp cup 5 passes through interference fit with radiator 7, is encased inside O RunddichtringO 6 between the two, and it is low to do processing cost like this.But other content reference example one of present embodiment.
Embodiment four: as shown in Figure 8, present embodiment is with the difference of embodiment one: adopt direct insertion adaptor 7 to be connected between aluminium Lamp cup 5 and the radiator 9, interference fit respectively between adaptor 7 and Lamp cup 5, the radiator 9, and be encased inside O RunddichtringO 6,8 respectively between itself and Lamp cup 5, the radiator 9.But other content reference example one of present embodiment.
In the various embodiments described above, the concrete profile of the shell of power supply, Lamp cup, radiator can design based on heat radiation, outward appearance, processing complexity etc., not limited by accompanying drawing.
Embodiment five: as shown in Figure 9, circuit board 4 is by the external independent current source 10 of lead of certain-length.Like this, just saved power-supply radiator, further simplified the structure.But and other content reference example one to four of present embodiment.
Above-mentionedly only be described in detail with regard to most preferred embodiment of the present utility model; but can not be interpreted as restriction of the present utility model; everyly further improve and similar or identical technical scheme on the utility model basis, being is the scope that the utility model is asked for protection.
Claims (12)
1. the LED light fixture that has great heat radiation effect, comprise power supply, Lamp cup, have circuit board, the diffuser of LED, LED is welded on the circuit board, the described diffuser of light emission direction cover cap of LED, diffuser is fixedlyed connected with described Lamp cup, it is characterized in that: the contact position of described diffuser and Lamp cup is encased inside first sealing ring; Described power supply and led light source separate type distribute, and power supply is by lead and the energising of described circuit board.
2. LED light fixture as claimed in claim 1 is characterized in that: be loaded on a radiator in the described power supply, this radiator is connected with described Lamp cup is removable.
3. LED light fixture as claimed in claim 2 is characterized in that: described diffuser is the spherical calotte shape; Described Lamp cup is the revolution shape, and Lamp cup comprises two relative rounded bottom surfaces, and wherein, described circuit board is fixed in first bottom surface; Described radiator is hollow cylindrical.
4. as claim 2 or 3 described LED light fixtures, it is characterized in that: described radiator adopts the direct insertion or described Lamp cup that is threaded, and the contact position of described Lamp cup and radiator is encased inside second sealing ring.
5. LED light fixture as claimed in claim 4 is characterized in that: set up a catch between described radiator and the Lamp cup, this catch and radiator are bonding by the glue of high thermal conductivity coefficient.
6. as claim 2 or 3 described LED light fixtures, it is characterized in that: adopt the screw thread adaptor to be connected between described Lamp cup and the radiator, this screw thread adaptor respectively and between the Lamp cup, radiator screw thread spin, and and Lamp cup, radiator between be encased inside second sealing ring, the 3rd sealing ring respectively.
7. LED light fixture as claimed in claim 5 is characterized in that: fill the glue of high thermal conductivity coefficient between described screw thread adaptor and the radiator, described screw thread adaptor forms the raised type catch, and this catch separates glue and described Lamp cup.
8. LED light fixture as claimed in claim 5 is characterized in that: described screw thread adaptor forms cavity, and the glue of high thermal conductivity coefficient is filled the cooperation place of described screw thread adaptor cavity and screw thread adaptor and radiator, Lamp cup.
9. as claim 2 or 3 described LED light fixtures, it is characterized in that: adopt direct insertion adaptor to be connected between described Lamp cup and the radiator, interference fit respectively between this direct insertion adaptor and described Lamp cup, the radiator, and and Lamp cup, radiator between be encased inside second sealing ring, the 3rd sealing ring respectively.
10. LED light fixture as claimed in claim 9 is characterized in that: fill the glue of high thermal conductivity coefficient between described direct insertion connector and the radiator, described direct insertion connector forms the raised type catch, and this catch separates glue and described Lamp cup.
11. LED light fixture as claimed in claim 9 is characterized in that: described direct insertion adaptor forms cavity, and the glue of high thermal conductivity coefficient is filled the cooperation place of described direct insertion adaptor cavity and direct insertion adaptor and radiator, Lamp cup.
12. as claim 2 or 3 described LED light fixtures, it is characterized in that: described radiator adopts the radiator that adds fin; Fill the glue of high thermal conductivity coefficient between the shell of described power supply and the lumen of radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206788650U CN201934984U (en) | 2010-12-24 | 2010-12-24 | Light-emitting diode (LED) lamp with good heat dissipation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206788650U CN201934984U (en) | 2010-12-24 | 2010-12-24 | Light-emitting diode (LED) lamp with good heat dissipation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201934984U true CN201934984U (en) | 2011-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206788650U Expired - Fee Related CN201934984U (en) | 2010-12-24 | 2010-12-24 | Light-emitting diode (LED) lamp with good heat dissipation effect |
Country Status (1)
| Country | Link |
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| CN (1) | CN201934984U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401315A (en) * | 2011-11-30 | 2012-04-04 | 浙江中宙照明科技有限公司 | Light emitting diode (LED) lamp with anti-glare effect |
| CN102798008A (en) * | 2012-07-23 | 2012-11-28 | 贵州光浦森光电有限公司 | LED (light emitting diode) candle-type lamp |
| WO2014124569A1 (en) * | 2013-02-17 | 2014-08-21 | 正圆兴业股份有限公司 | Combined light-emitting diode bulb |
| CN105318302A (en) * | 2014-07-24 | 2016-02-10 | 深圳市达特照明股份有限公司 | Waterproof protective device, LED lamp and assembling method of waterproof protective device |
-
2010
- 2010-12-24 CN CN2010206788650U patent/CN201934984U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401315A (en) * | 2011-11-30 | 2012-04-04 | 浙江中宙照明科技有限公司 | Light emitting diode (LED) lamp with anti-glare effect |
| CN102798008A (en) * | 2012-07-23 | 2012-11-28 | 贵州光浦森光电有限公司 | LED (light emitting diode) candle-type lamp |
| CN102798008B (en) * | 2012-07-23 | 2014-11-26 | 贵州光浦森光电有限公司 | LED (light emitting diode) candle-type lamp |
| WO2014124569A1 (en) * | 2013-02-17 | 2014-08-21 | 正圆兴业股份有限公司 | Combined light-emitting diode bulb |
| CN105318302A (en) * | 2014-07-24 | 2016-02-10 | 深圳市达特照明股份有限公司 | Waterproof protective device, LED lamp and assembling method of waterproof protective device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20151224 |
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| EXPY | Termination of patent right or utility model |