CN207378516U - A kind of Novel LED lamp bulb - Google Patents

Abstract

The utility model embodiment discloses a kind of Novel LED lamp bulb, including heat radiation rack, substrate, carrier base, chip and lens, carrier base is stacked on substrate, the center of substrate and carrier base is inserted with heating column, trapezoidal resin platform is provided on carrier base, it is internally provided with the heat conduction platform that bottom is connected with heating column, the top and both sides of heat conduction platform are inserted into respectively on top surface and the two sides of trapezoidal resin platform, there are three chip is set, it is respectively arranged on top surface and the two sides of heat conduction platform, it is connected in series, lens cap is penetrated on carrier base, the bottom of heating column offers multiple card slots that Open Side Down, cooling fin is inserted in card slot, the bottom shelf of cooling fin is arranged on heat radiation rack, heat radiation rack is installed on the bottom of substrate.A kind of Novel LED lamp bulb of the utility model, inside sets three series chips, and brightness is big and shines and is independent of each other, and heat dissipation performance is strong, and structure is fixed, and pull resistance is good, not easily broken.

Description

A kind of Novel LED lamp bulb

Technical field

The utility model is related to lighting technical field more particularly to a kind of Novel LED lamp bulbs.

Background technology

LED full name are semiconductor light-emitting-diode, using made of semi-conducting material, being a kind of directly to convert electrical energy into Luminous energy, electric signal are converted into the luminescent device of optical signal.Its main feature is that low in energy consumption, high brightness, beautiful in colour, anti-vibration, service life The advantages that length, cold light source, is real " green illumination ", is widely used in lamp ornaments lighting, LED large screen displays, traffic lights, dress Many production fields such as decorations, computer, electronic toy gift, interchanger, telephone set, advertisement, city brilliance engineering.LED lamp bead by The limitation of own material, shining, it is especially big to be affected by temperature, and the more high then luminous intensity of temperature reduces, and heat dissipation performance is poor not only Can influence luminosity can also shorten the service life of lamp bead, and brightness can be increased by increasing number of chips in lamp bead, but in same The chip light emitting of one plane can interact, and the position temperature between chip can be raised significantly, in addition, general new LED lamp bead is since structure is simpler, so easy fragmentation, pull resistance be not high.

Utility model content

The technical problem to be solved by the embodiment of the utility model is, it can not only be influenced for lamp bead heat dissipation performance is poor Luminosity can also shorten the service life of lamp bead, and the temperature of chip chamber can then be raised by increasing number of chips, and general new A kind of the problem of easy fragmentation of LED lamp bead, pull resistance is not high, it is proposed that Novel LED lamp bulb.

In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of Novel LED lamp bulb, the New LED Lamp bead includes：Heat radiation rack, substrate, carrier base, chip and lens, carrier base are stacked on substrate, in substrate and carrier base The heart is inserted with heating column, and trapezoidal resin platform is provided on carrier base, is internally provided with the heat conduction platform that bottom is connected with heating column, The top and both sides of heat conduction platform are inserted into respectively on top surface and the two sides of trapezoidal resin platform, and chip is set respectively there are three setting It on the top surface of heat conduction platform and two sides, is connected in series, lens cap is penetrated on carrier base, and the bottom of heating column offers multiple The card slot that Open Side Down is inserted with cooling fin in card slot, and the bottom shelf of cooling fin is arranged on heat radiation rack, and heat radiation rack is installed on substrate Bottom.

Wherein, open up fluted on the top surface of heat conduction platform and two sides, die bond layer of silica gel is filled in groove, chip leads to Die bond layer of silica gel is crossed to be installed on heat conduction platform.

Wherein, die bond layer of silica gel is filled in groove, and chip bottom is flushed with the surface of trapezoidal resin platform.

Wherein, the top of heating column is at least above the surface of carrier base.

Wherein, resin separator is both provided on the corner between the two sides of trapezoidal resin platform and top surface, resin separator Height is highly consistent with the chip on trapezoidal resin countertop.

Implement the utility model embodiment, have the advantages that：A kind of Novel LED lamp bulb of the utility model, it is interior If three series chips, brightness is big and shines and is independent of each other, and heat dissipation performance is strong, and structure is fixed, and pull resistance is good, not easily broken.

Description of the drawings

It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it can also be obtained according to these attached drawings other attached drawings.

Fig. 1 is a kind of structure diagram of Novel LED lamp bulb provided by the utility model.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

The utility model provides a kind of Novel LED lamp bulb, refers to Fig. 1, and Fig. 1 is provided by the utility model a kind of new The structure diagram of type LED lamp bead.The Novel LED lamp bulb includes：Heat radiation rack 10, substrate 11, carrier base 12, chip 13, lens 14th, heating column 15, trapezoidal resin platform 16, heat conduction platform 17, card slot 18, cooling fin 19, die bond layer of silica gel 20 and resin separator 21.

The utility model LED lamp bead includes heat radiation rack 10, substrate 11, carrier base 12, chip 13 and lens 14.

Carrier base 12 is stacked on substrate 11, and the center of substrate 11 and carrier base 12 is inserted with heating column 15.Carrier base 12 On be provided with trapezoidal resin platform 16, be internally provided with the heat conduction platform 17 that bottom is connected with heating column 15, the top of heat conduction platform 17 And both sides are inserted into respectively on top surface and the two sides of trapezoidal resin platform 16.

Chip 13 is respectively arranged on top surface and the two sides of heat conduction platform 17, is connected in series there are three setting.Heat conduction platform It is opened up on 17 top surface and two sides fluted (not shown), die bond layer of silica gel 20 is filled in groove, chip 13 passes through Die bond layer of silica gel 20 is installed on heat conduction platform 17, and 13 bottom of chip is flushed with the surface of trapezoidal resin platform 16.

The cover of lens 14 is penetrated on carrier base 12.The bottom of heating column 15 offers multiple card slots that Open Side Down 18, card slot Cooling fin 19 is inserted in 18, the bottom shelf of cooling fin 19 is arranged on heat radiation rack 10, and heat radiation rack 10 is installed on the bottom of substrate 11. The top of heating column 15 is at least above the surface of carrier base 12.

Resin separator 21 is both provided on corner between the two sides of trapezoidal resin platform 16 and top surface, resin separator 21 Height is highly consistent with the chip 13 on trapezoidal 16 top surface of resin platform.

Three chips 13 of the Novel LED lamp bulb of the utility model are transferred heat to by heat conduction platform 17 and heating column 15 It sheds on cooling fin 19 and heat radiation rack 10, the big effect of heat dissipation area is good.Three chips 13 shine respectively in three directions, bright Degree is big.The carrier base 12 that the heat radiation rack 10 and middle part that bottom is set are set plays the role of reinforcing to entire lamp bead, carries The high pull resistance of lamp bead.

Implement the utility model embodiment, have the advantages that：A kind of Novel LED lamp bulb of the utility model, it is interior If three series chips, brightness is big and shines and is independent of each other, and heat dissipation performance is strong, and structure is fixed, and pull resistance is good, not easily broken.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality Within new spirit and principle, any modifications, equivalent replacements and improvements are made should be included in the guarantor of the utility model Within the scope of shield.

Claims (5)

1. a kind of Novel LED lamp bulb, which is characterized in that the Novel LED lamp bulb includes：Heat radiation rack, substrate, carrier base, chip And lens, the carrier base are stacked on the substrate, the center of the substrate and the carrier base is inserted with heating column, institute It states and trapezoidal resin platform is provided on carrier base, be internally provided with the heat conduction platform that bottom is connected with the heating column, the heat conduction The top and both sides of platform are inserted into respectively on top surface and the two sides of the trapezoidal resin platform, and there are three the chip settings, respectively It is arranged on top surface and the two sides of the heat conduction platform, is connected in series, the lens cap is penetrated on the carrier base, described to lead The bottom of plume offers multiple card slots that Open Side Down, and cooling fin, the bottom shelf of the cooling fin are inserted in the card slot On the heat radiation rack, the heat radiation rack is installed on the bottom of the substrate.

2. Novel LED lamp bulb according to claim 1, which is characterized in that on the top surface of the heat conduction platform and two sides It opens up fluted, is filled with die bond layer of silica gel in the groove, the chip is installed on described lead by the die bond layer of silica gel In thermal station.

3. Novel LED lamp bulb according to claim 2, which is characterized in that the die bond layer of silica gel is filled in the groove Interior, the chip bottom is flushed with the surface of the trapezoidal resin platform.

4. Novel LED lamp bulb according to claim 1, which is characterized in that the top of the heating column is at least above described The surface of carrier base.

5. Novel LED lamp bulb according to claim 1, which is characterized in that the two sides of the trapezoidal resin platform and top surface Between corner on be both provided with resin separator, the height of the resin separator and the core on the trapezoidal resin countertop Piece it is highly consistent.