CN203249218U - LED candle lamp bulb capable of radiating efficiently - Google Patents
LED candle lamp bulb capable of radiating efficiently Download PDFInfo
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- CN203249218U CN203249218U CN2013201775997U CN201320177599U CN203249218U CN 203249218 U CN203249218 U CN 203249218U CN 2013201775997 U CN2013201775997 U CN 2013201775997U CN 201320177599 U CN201320177599 U CN 201320177599U CN 203249218 U CN203249218 U CN 203249218U
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- heat radiation
- led candle
- high efficiency
- lamp holder
- led
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED candle lamp bulb capable of radiating efficiently. The LED candle lamp bulb comprises a transmitting cover, a lamp holder, a driving circuit arranged inside the lamp holder, and an LED light source assembly which is arranged on the upper end face of the lamp holder and is electrically connected with the driving circuit. The lamp holder comprises a lamp head and a base, and a cavity is formed inside the lamp head and the base. A circle of radiating ventilating slot which is communicated to the upper end face of the lamp head is formed in the outer side wall of the lamp head, a circle of first radiating through holes which are communicated to the cavity are formed in the outer side wall of the base, and second radiating through holes which are communicated into the cavity are formed in the upper end face of the lamp head. Thus, the feature that pressure difference is used for promoting air flow is used, when the heat of LED light sources is exhausted from the peripheral radiating through holes, the pressure difference is formed in the space between the transmitting cover and the lamp head, so that outside cold air circulates from the first radiating through holes into the LED candle lamp bulb and is exhausted from the radiating ventilating slot ultimately, and through the way of circulation, efficient radiating of the LED candle lamp bulb is achieved. Moreover, components do not need to be additionally arranged, and the structure is simple.
Description
Technical field
The utility model relates to a kind of LED candle bulb, particularly a kind of LED candle bulb of high efficiency and heat radiation.
Background technology
Heat dissipation problem is the major issue that the LED lamp need to solve, and the quality of radiating effect is directly connected to illumination effect and the life-span of light fixture.The heat of LED lamp concentrates in the size chip seldom, and meeting is not only accelerated light fixture and worn out so that the chip internal temperature is more and more higher, reduction of service life, can cause chip to burn when serious.Especially LED candle bulb, existing LED candle bulb nearly all is all-sealed structure, radiating effect is well imagined, heat radiation difficult problem for the LED candle bulb, the cooling measure of LED candle bulb is multifarious on the market, and major part only promotes heat radiation, such design comparison very complicated by externally installing some radiating components additional, and radiating effect is undesirable, has affected the service life of LED candle bulb.
Therefore, how realizing a kind of high efficiency and heat radiation and LED candle bulb simple in structure, is the technical problem that needs to be resolved hurrily in the industry.
Summary of the invention
Main purpose of the present utility model provides a kind of LED candle bulb of high efficiency and heat radiation, is intended to realize a kind of high efficiency and heat radiation and LED candle bulb simple in structure.
The LED candle bulb of a kind of high efficiency and heat radiation of the utility model, comprise diffuser, lamp socket, be located at the interior drive circuit of lamp socket, be located at the upper surface of lamp socket and the led light source assembly that is electrically connected with drive circuit, lamp socket comprises lamp holder and base, the inner cavity that forms of lamp holder and base, the lamp holder lateral wall is provided with one and encloses the heat dissipation ventilation groove that is communicated on the lamp holder upper surface, the chassis outer side wall is provided with a circle and is communicated to the first interior heat radiation through hole of cavity, and the lamp holder upper surface is provided with the second heat radiation through hole that is communicated in the cavity.
Preferably, lamp holder and base all adopt the high ceramic material of heat emission rate to make.
Preferably, the heat dissipation ventilation groove is elongated.
Preferably, the quantity of the second heat radiation through hole is 2 to 6.
Preferably, the lamp socket center extends upward a fixed leg, and each side of fixed leg is all identical, and the led light source assembly comprises some circuit boards that are close on the fixed leg side, and circuit board is provided with some led light sources.
Preferably, lamp socket is provided with a hole clipping in the position corresponding with circuit board, the adaptive and mutual clamping of circuit board lower end and hole clipping.
Preferably, be fixed with a conductive plate that arranges around circuit board on the lamp socket, be connected by conductive plate between circuit board and the drive circuit, conductive plate is electrically connected with end portion, the drive circuit of circuit board respectively.
Preferably, drive circuit places cavity and is connected with power supply by base, and is fixing by being spirally connected between lamp holder and the base.
Preferably, comprise that also one is enclosed within the reflection shield that circuit board plays reflection action outward, reflection shield is provided with the through hole that penetrates for light in the corresponding position with led light source.
Preferably, the diffuser profile is candle, circle, mushroom-shaped or olive shape.
The LED candle bulb of a kind of high efficiency and heat radiation of the utility model comprises diffuser, lamp socket, is located at the interior drive circuit of lamp socket, is located at the upper surface of lamp socket and the led light source assembly that is electrically connected with drive circuit, lamp socket comprises lamp holder and base, the inner cavity that forms of lamp holder and base, the lamp holder lateral wall is provided with one and encloses the heat dissipation ventilation groove that is communicated on the lamp holder upper surface, the chassis outer side wall is provided with a circle and is communicated to the first interior heat radiation through hole of cavity, and the lamp holder upper surface is provided with the second heat radiation through hole that is communicated in the cavity.Like this, utilize draught head to impel the characteristics of Air Flow, when the heat of led light source is discharged from the heat dissipation ventilation groove of periphery, space between diffuser and the lamp holder forms draught head, impel from the first heat radiation through hole, circulating than cold air of outside to enter LED candle bulb inside also finally from the discharge of heat dissipation ventilation groove, so circulate, then realized the high efficiency and heat radiation of LED candle bulb, and do not need additionally to acquire member, simple in structure.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION side view of an embodiment of the LED candle bulb of a kind of high efficiency and heat radiation of the utility model;
Fig. 2 is the enlarged drawing of lamp holder, reflection shield and circuit board section among Fig. 1;
Fig. 3 is the enlarged drawing of base portion among Fig. 1;
Fig. 4 is the enlarged drawing of reflection shield part among Fig. 1;
Fig. 5 is the enlarged drawing of circuit board among the embodiment of LED candle bulb of a kind of high efficiency and heat radiation of the utility model;
Fig. 6 be among the embodiment of LED candle bulb of a kind of high efficiency and heat radiation of the utility model conductive plate overlook enlarged drawing;
Fig. 7 be cap part among the embodiment of LED candle bulb of a kind of high efficiency and heat radiation of the utility model wherein a kind of embodiment overlook enlarged drawing;
Fig. 8 be cap part among the embodiment of LED candle bulb of a kind of high efficiency and heat radiation of the utility model another kind of embodiment overlook enlarged drawing.
The realization of the utility model purpose, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Referring to figs. 1 through Fig. 8, an embodiment of the LED candle bulb of a kind of high efficiency and heat radiation of the present utility model is proposed, comprise diffuser 100, lamp socket, be located at the interior drive circuit of lamp socket, be located at the upper surface of lamp socket and the led light source assembly that is electrically connected with drive circuit.Diffuser 100 profiles can be made into candle, circle, mushroom-shaped or olive shape.Lamp socket comprises lamp holder 200 and base 300, lamp holder 200 and the base 300 inner cavitys that form, lamp holder 200 lateral walls are provided with one and enclose the heat dissipation ventilation groove 202 that is communicated on lamp holder 200 upper surfaces, diffuser 100 can be communicated with extraneous air by heat dissipation ventilation groove 202 with space between the lamp holder 200, base 300 lateral walls are provided with a circle and are communicated to the first interior heat radiation through hole 301 of cavity, lamp holder 200 upper surfaces are provided with the second heat radiation through hole 203 that is communicated in the cavity, like this, the space between diffuser 100 and the lamp holder 200 can communicate with extraneous air by the first heat radiation through hole 301 and the second heat radiation through hole 203 that is interconnected.Quantity, size and the shape of the second heat radiation through hole 203 can be decided according to actual conditions, and quantity generally is set as 2 to 6.
Like this, when lighting the led light source assembly, the hot-air that the led light source assembly sends is discharged to the outside from the heat dissipation ventilation groove 202 that is located at periphery, like this, space between diffuser 100 and the lamp holder 200 has just formed draught head, so just, impel and outside enter in the cavity between lamp holder 200 and the base 300 than cold air circulation from the first heat radiation through hole 301, and enter in the space between diffuser 100 and the lamp holder 200 by the second heat radiation through hole 203, like this with regard to hot-air is discharged meanwhile, outside replenishes into than cold air, air externally reaches between the LED candle bulb inside and circulates, so circulate, then realized the high efficiency and heat radiation of LED candle bulb.Such structure, utilize draught head to impel the characteristics of Air Flow, formed Air Flow from bottom to top in LED candle bulb inside, accelerate the rate of heat exchange with outside air, thereby reached good radiating effect, improved radiating efficiency, guarantee that the led light source component safety moves long-livedly, do not need to arrange in addition the members such as radiator fully, simple in structure, aesthetic property is strong.
Wherein, heat dissipation ventilation groove 202 is elongated, the cell body of strip forms a passage, make things convenient for the hot-air in the LED candle bulb to eject by the strip cell body rapidly, and the cell body of strip strengthened the surface area that contacts with extraneous air, can carry out heat-shift in large area with extraneous air, more is conducive to the discharge of heat, but also played decoration functions, make the profile of LED candle bulb can be not unalterable and dull.
Heat dissipation ventilation groove 202 is distributed in the marginal position of described lamp holder 200 upper surfaces, position and quantity can be set according to actual conditions, and with reference to Fig. 7, heat dissipation ventilation groove 202 can be divided into 4 groups, every group of 3 slotted eyes, 4 groups of slotted eyes are evenly distributed on the marginal position of lamp holder 200 upper surfaces; With reference to Fig. 8, the marginal position in lamp holder 200 upper surfaces arranges a circle heat dissipation ventilation groove 202 as required, strengthens radiating effect.
Lamp socket is provided with a hole clipping 204 in the position corresponding with circuit board 400, circuit board 400 lower ends and hole clipping 204 adaptive and mutual clampings, by such structure, circuit board 400 like a cork clamping is installed on the lamp socket, dismantle also very easyly, processing assembling is convenient.
Be fixed with a conductive plate 500 that arranges around circuit board 400 on the lamp socket, be connected by conductive plate 500 between circuit board 400 and the drive circuit, conductive plate 500 is electrically connected with end portion, the drive circuit of circuit board 400 respectively.
LED candle bulb of the present utility model comprises that also one is enclosed within the circuit board 400 outer reflection shields 600 that play reflection action, and reflection shield 600 is provided with the through hole 601 that penetrates for light in the corresponding position with led light source 401.Reflection shield 600 make light more evenly, improved illumination usefulness, and make the LED candle bulb of high efficiency and heat radiation succinctly attractive in appearance.The shape of reflection shield 600 can adopt cylinder or be fixed the shape of post 201 and set.Be four prisms cylinder such as fixed leg 201, then reflection shield 600 also can be made into four prisms cylinder, like this, can make led light source 401 can not sink into reflection shield 600 inboards, affects the utilization rate of light.
The LED candle bulb of a kind of high efficiency and heat radiation of the utility model utilizes draught head to impel the characteristics of Air Flow, when the heat of led light source 401 is discharged from the heat dissipation ventilation groove 202 of periphery, space between diffuser 100 and the lamp holder 200 forms draught head, the LED candle bulb is inner also finally discharges from heat dissipation ventilation groove 202 to impel outside entering than cold air circulation from the first heat radiation through hole 301, so circulation, then realized the high efficiency and heat radiation of LED candle bulb, and do not need additionally to acquire member, simple in structure.
The above only is preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. the LED candle bulb of a high efficiency and heat radiation, comprise diffuser, lamp socket, be located at the drive circuit in the lamp socket, be located at the upper surface of described lamp socket and the led light source assembly that is electrically connected with described drive circuit, it is characterized in that, described lamp socket comprises lamp holder and base, the inner cavity that forms of described lamp holder and described base, described lamp holder lateral wall is provided with one and encloses the heat dissipation ventilation groove that is communicated on the described lamp holder upper surface, described chassis outer side wall is provided with a circle and is communicated to the first interior heat radiation through hole of described cavity, and described lamp holder upper surface is provided with the second heat radiation through hole that is communicated in the described cavity.
2. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 1 is characterized in that, described lamp holder and base all adopt the high ceramic material of heat emission rate to make.
3. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 1 is characterized in that, described heat dissipation ventilation groove is elongated.
4. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 1 is characterized in that, the quantity of described the second heat radiation through hole is 2 to 6.
5. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 1, it is characterized in that, described lamp socket center extends upward a fixed leg, each side of described fixed leg is all identical, described led light source assembly comprises some circuit boards that are close on the described fixed leg side, and described circuit board is provided with some led light sources.
6. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 5 is characterized in that, described lamp socket is provided with a hole clipping in the position corresponding with described circuit board, the adaptive and mutual clamping of described circuit board lower end and described hole clipping.
7. according to claim 5 or the LED candle bulb of 6 described a kind of high efficiency and heat radiations, it is characterized in that, be fixed with a conductive plate around described circuit board setting on the described lamp socket, be connected by described conductive plate between described circuit board and the described drive circuit, described conductive plate is electrically connected with end portion, the drive circuit of described circuit board respectively.
8. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 1 is characterized in that, described drive circuit places described cavity and is connected with power supply by described base, and is fixing by being spirally connected between described lamp holder and the described base.
9. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 5, it is characterized in that, comprise that also one is enclosed within the reflection shield that described circuit board plays reflection action outward, described reflection shield is provided with the through hole that penetrates for light in the corresponding position with described led light source.
10. the LED candle bulb of a kind of high efficiency and heat radiation according to claim 1 is characterized in that, described diffuser profile is circular.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2013201775997U CN203249218U (en) | 2013-04-11 | 2013-04-11 | LED candle lamp bulb capable of radiating efficiently |
Applications Claiming Priority (1)
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CN2013201775997U CN203249218U (en) | 2013-04-11 | 2013-04-11 | LED candle lamp bulb capable of radiating efficiently |
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CN203249218U true CN203249218U (en) | 2013-10-23 |
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CN2013201775997U Expired - Fee Related CN203249218U (en) | 2013-04-11 | 2013-04-11 | LED candle lamp bulb capable of radiating efficiently |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105570699A (en) * | 2015-11-24 | 2016-05-11 | 涂利敏 | LED lamp |
-
2013
- 2013-04-11 CN CN2013201775997U patent/CN203249218U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105570699A (en) * | 2015-11-24 | 2016-05-11 | 涂利敏 | LED lamp |
CN105570699B (en) * | 2015-11-24 | 2019-03-19 | 涂利敏 | A kind of LED light |
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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: 20131023 Termination date: 20150411 |
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EXPY | Termination of patent right or utility model |