CN209782256U

CN209782256U - Circulated heat dissipation formula LED lamp

Info

Publication number: CN209782256U
Application number: CN201822052823.5U
Authority: CN
Inventors: 罗善琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2019-12-13
Anticipated expiration: 2028-12-07

Abstract

The utility model discloses a circulated heat dissipation formula LED lamp, including lamp shade and lamp stand, lamp shade fixed connection in the lamp stand, the lamp stand is located the below of lamp shade, the louvre has been seted up to the side of lamp shade, the air inlet has been seted up to the top of lamp shade. This design drives the flabellum rotation through electric motor's output shaft, the flabellum drives the inside air flow of lamp shade, inhale and blow to the metal heat-conducting plate with outside air from the air inlet, then blow to the louvre play, thereby take away the heat on the metal heat-conducting plate, form the inside air of lamp shade and outside air's circulation, accomplish the circulation heat dissipation to the LED lamp, the dust guard prevents that outside dust from entering into the lamp shade from the air inlet simultaneously inside, it keeps clean to use, compare current LED lamp, neotype circulation heat dissipation formula LED lamp can effectively circulate the heat dissipation, thereby protect the life of LED lamp.

Description

Circulated heat dissipation formula LED lamp

Technical Field

The utility model relates to a lighting apparatus technical field specifically is a circulated heat dissipation formula LED lamp.

background

The LED lamp is a solid semiconductor device which can convert electric energy into visible light and can directly convert electricity into light. The heart of the LED is a semiconductor wafer, one end of the wafer is attached to a support, the other end of the wafer is a cathode, and the other end of the wafer is connected with an anode of a power supply, so that the whole wafer is packaged by epoxy resin. The semiconductor wafer is composed of two parts, one of which is a P-type semiconductor in which holes predominate and the other of which is an N-type semiconductor in which electrons predominate. When the two semiconductors are connected, a P-N junction is formed between them. When current is applied to the wafer through the wire, electrons are pushed to the P region where they recombine with holes and then emit energy in the form of photons, which is the principle of LED lamp illumination. The wavelength of the light, i.e., the color of the light, is determined by the material forming the P-N junction.

The existing LED lamp is also often manufactured into a lighting lamp for use, but the lighting lamp is poor in heat dissipation effect due to the fact that the lighting lamp is provided with a lampshade, and the service life of the LED lamp can be shortened due to long-term heat accumulation. Accordingly, one skilled in the art provides a heat-recyclable LED lamp to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circulated heat dissipation formula LED lamp to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

A recyclable heat dissipation type LED lamp comprises a lampshade and a lamp holder, wherein the lampshade is fixedly connected to the lamp holder, the lamp holder is located below the lampshade, heat dissipation holes are formed in the side face of the lampshade, an air inlet is formed in the upper portion of the lampshade, a circuit board is installed inside the lamp holder, an LED bulb is installed on the lower surface of the circuit board, a metal heat conduction plate is installed on the upper surface of the circuit board, a support is installed inside the lampshade, the support is rotatably connected with fan blades, an electric motor is installed on the support, an output shaft of the electric motor is connected with the fan blades in a transmission mode, the electric motor and the LED bulb are both electrically connected with an external power supply, the heat dissipation holes are arranged in a long strip shape, the number of the heat dissipation holes is more than ten, the heat dissipation holes are distributed at equal intervals, the lampshade, fixedly connected with branch is still gone to the top of lamp shade, the top fixedly connected with dust guard of branch, dust guard and air inlet all set up to circularly, the diameter of dust guard is greater than the diameter of air inlet, the quantity of metal heat-conducting plate is six, six equidistance between the metal heat-conducting plate encircle in the top of circuit board, the metal heat-conducting plate is the copper structure, just the metal heat-conducting plate sets up to falling T shape, the lower surface of metal heat-conducting plate hug closely in the upper surface of circuit board, just heat conduction silicone grease has been paintd between metal heat-conducting plate and the circuit board.

Compared with the prior art, the beneficial effects of the utility model are that: when using, open electric motor, electric motor's output shaft drives the flabellum and rotates this moment, simultaneously when LED is opened, the heat that the LED bulb circular telegram produced passes through in the circuit board heat conduction to the metal heat-conducting plate, the flabellum drives the inside air flow of lamp shade, inhale and blow to the metal heat-conducting plate from the air inlet with outside air, then blow to the louvre play, thereby take away the heat on the metal heat-conducting plate, form the inside air of lamp shade and the circulation of outside air, accomplish the circulation heat dissipation to the LED lamp, inside the dust guard prevents that outside dust from entering into the lamp shade from the air inlet simultaneously, further keep its inside cleanness, current LED lamp compares, neotype circulated heat dissipation formula LED lamp can effectively circulate the heat dissipation, thereby protect the life of LED lamp.

Drawings

FIG. 1 is a schematic structural diagram of a recyclable heat-dissipating LED lamp;

FIG. 2 is a schematic side view of a recyclable heat dissipating LED lamp;

Fig. 3 is a schematic structural diagram of a metal heat-conducting plate in a recyclable heat-dissipation LED lamp.

In the figure: 1. a lamp shade; 2. a lamp socket; 3. heat dissipation holes; 4. a strut; 5. a dust-proof plate; 6. an air inlet; 7. an electric motor; 8. a fan blade; 9. a support; 10. a metal heat-conducting plate; 11. an LED bulb; 12. a circuit board.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a recyclable heat dissipation LED lamp includes a lamp cover 1 and a lamp holder 2, the lamp cover 1 is fixedly connected to the lamp holder 2, the lamp holder 2 is located below the lamp cover 1, heat dissipation holes 3 are formed in a side surface of the lamp cover 1, an air inlet 6 is formed above the lamp cover 1, a circuit board 12 is installed inside the lamp holder 2, an LED bulb 11 is installed on a lower surface of the circuit board 12, a metal heat conduction plate 10 is installed on an upper surface of the circuit board 12, a bracket 9 is installed inside the lamp cover 1, the bracket 9 is rotatably connected with a fan blade 8, an electric motor 7 is installed on the bracket 9, an output shaft of the electric motor 7 is connected to the fan blade 8 in a transmission manner, the electric motor 7 and the LED bulb 11 are both electrically connected to an external power source, when in use, the electric motor 7, simultaneously when the LED lamp is opened, the heat that LED bulb 11 circular telegram produced passes through circuit board 12 heat conduction to metal heat-conducting plate 10 in, flabellum 8 drives the air flow of 1 inside of lamp shade, inhale and blow to metal heat-conducting plate 10 with outside air from air inlet 6, then blow to 3 play of louvre, thereby take away the heat on the metal heat-conducting plate 10, form the circulation of the air of 1 inside of lamp shade and outside air, accomplish the circulation heat dissipation to the LED lamp, the dust guard prevents that outside dust from entering into the lamp shade from the air inlet inside simultaneously, can have the cleanness that keeps its inside, compare current LED lamp, neotype circulated heat dissipation formula LED lamp can effectively circulate the heat dissipation, thereby protect the life of LED lamp.

Louvre 3 sets up to rectangular shape, and louvre 3's quantity is provided with more than ten, equidistance distributes between every louvre 3, when using, when flabellum 8 is when rotating, flabellum 8 produces wind when rotating, blow the inside air of lamp shade 1 downwards, increase the inside air flow rate of lamp shade 1, blow to circuit board 12 and metal heat-conducting plate 10 simultaneously, then wind is outwards discharged from louvre 3, and take away the heat of lamp shade 1 inside, as shown in figure 1, the louvre 3 of rectangular shape is favorable to the discharge of hot-air more, and the heat dissipation efficiency is improved.

the lampshade 1 is arranged to be in a round table shape, the outer surface of the lampshade 1 is provided with the heat conduction graphite sticker, as shown in figure 2, the lampshade 1 is arranged to be in the round table shape, when the lampshade is used, the outer surface of the lampshade 1 is provided with the heat conduction graphite sticker, the lampshade 1 can dissipate heat to a certain degree through a method of contacting with the outside air through the heat conduction graphite sticker, heat gathering is avoided, and the LED lamp is protected to a certain degree.

Fixedly connected with branch 4 is still gone back to the top of lamp shade 1, the top fixedly connected with dust guard 5 of branch 4, when using, when opening electric motor 7, electric motor 7's output shaft drives flabellum 8 and rotates this moment, the wind-force that flabellum 8 produced inhales outside air from air inlet 6, dust guard 5 of top shelters from the dust of top this moment, prevent that the dust from dropping the inside of lamp shade 1, it is clean convenient to use, avoid the heat dissipation that the excessive dust leads to in the lamp shade 1 to worsen.

Dust guard 5 and air inlet 6 all set up to circular, and the diameter of dust guard 5 is greater than the diameter of air inlet 6, and the wind-force that flabellum 8 produced inhales outside air from air inlet 6, because the diameter of dust guard 5 is greater than the diameter of air inlet 6, and dust guard 5 of top shelters from the dust of top this moment, prevents that the dust from dropping the inside of lamp shade 1, and it is clean convenient to use, avoids the heat dissipation variation that the too much dust leads to in the lamp shade 1.

The quantity of metal heat-conducting plate 10 is six, equidistance surrounds in the top of circuit board 12 between six metal heat-conducting plates 10, as shown in fig. 3, when using, heat that 11 circular telegrams of LED bulbs produced passes through circuit board 12 heat conduction to metal heat-conducting plate 10, the wind that flabellum 8 produced blows to metal heat-conducting plate 10 this moment, the quantity of metal heat-conducting plate 10 is six, equidistance surrounds in circuit board 12 between six metal heat-conducting plates 10, wind blows to the direction on every side by lamp shade 1 center when blowing to metal heat-conducting plate 10, cooperation louvre 3 is favorable to thermal giving off more.

metal heat-conducting plate 10 is copper structure, and metal heat-conducting plate 10 sets up to the shape of falling T, the lower surface of metal heat-conducting plate 10 hugs closely in the upper surface of circuit board 12, and heat conduction silicone grease has been paintd between metal heat-conducting plate 10 and circuit board 12, when using, heat that the circular telegram of LED bulb 11 produced, decurrent heat directly passes through the air heat dissipation, upwards heat transfer gives circuit board 12, the lower surface of metal heat-conducting plate 10 hugs closely in the upper surface of circuit board 12, and heat conduction silicone grease has been paintd between metal heat-conducting plate 10 and the circuit board 12, thereby give metal heat-conducting plate 10 with the heat transfer on the circuit board 12, again by dispelling the heat, thereby.

The utility model discloses a theory of operation is: when the LED lamp is used, the electric motor 7 is started, the output shaft of the electric motor 7 drives the fan blades 8 to rotate, meanwhile, when the LED lamp is started, heat generated by electrifying the LED bulb 11 is radiated downwards directly through air, and the upwards heat is transmitted to the circuit board 12, the lower surface of the metal heat conducting plate 10 is tightly attached to the upper surface of the circuit board 12, so that the heat on the circuit board 12 is transmitted to the metal heat conducting plate 10 and then is radiated by the metal heat conducting plate 10, thereby improving the heat radiation efficiency, after the heat generated by electrifying the LED bulb 11 is conducted into the metal heat conducting plate 10 through the circuit board 12, the fan blades 8 drive the air in the lampshade 1 to flow, the external air is sucked from the air inlet 6 and blown to the metal heat conducting plate 10, and then blown to the heat radiation holes 3, the air is blown to the surrounding direction from the center of the lampshade 1 when blown to the, thereby take away the heat on the metal heat-conducting plate 10, form the circulation of the inside air of lamp shade 1 and outside air, accomplish the circulation heat dissipation to the LED lamp, inside the dust guard prevented that outside dust from entering into the lamp shade from the air inlet simultaneously, can keep its inside cleanness, current LED lamp compares, and neotype circulated heat dissipation formula LED lamp can effectively circulate the heat dissipation to protect the life of LED lamp.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a circulated heat dissipation formula LED lamp, includes lamp shade (1) and lamp stand (2), its characterized in that, lamp shade (1) fixed connection in lamp stand (2), lamp stand (2) are located the below of lamp shade (1), louvre (3) have been seted up to the side of lamp shade (1), air inlet (6) have been seted up to the top of lamp shade (1), the internally mounted of lamp stand (2) has circuit board (12), the lower surface mounting of circuit board (12) has LED bulb (11), the upper surface mounting of circuit board (12) has metal heat-conducting plate (10), the internally mounted of lamp shade (1) has support (9), support (9) rotate and are connected with flabellum (8), install electric motor (7) on support (9), the output shaft transmission of electric motor (7) connect in flabellum (8), the electric motor (7) and the LED bulb (11) are electrically connected with an external power supply, the heat dissipation holes (3) are arranged to be long-strip-shaped, the number of the heat dissipation holes (3) is more than ten, the heat dissipation holes (3) are distributed at equal intervals, the lampshade (1) is arranged to be round table-shaped, the outer surface of the lampshade (1) is provided with a heat conduction graphite paste, a support rod (4) is fixedly connected above the lampshade (1), a dust-proof plate (5) is fixedly connected above the support rod (4), the dust-proof plate (5) and the air inlet (6) are both arranged to be round, the diameter of the dust-proof plate (5) is larger than that of the air inlet (6), the number of the metal heat-conducting plates (10) is six, the metal heat-conducting plates (10) are equidistantly surrounded above the circuit board (12), and the metal heat-conducting plates (10) are of copper structure, the metal heat-conducting plate (10) is in an inverted T shape, the lower surface of the metal heat-conducting plate (10) is tightly attached to the upper surface of the circuit board (12), and heat-conducting silicone grease is smeared between the metal heat-conducting plate (10) and the circuit board (12).