CN210687815U

CN210687815U - LED lamp with high-efficient heat radiation structure

Info

Publication number: CN210687815U
Application number: CN201922240438.8U
Authority: CN
Inventors: 谯川林
Original assignee: Shenzhen Zenith Technology Co ltd
Current assignee: Shenzhen Zenith Technology Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-06-05
Anticipated expiration: 2029-12-14

Abstract

The utility model discloses a LED lamp with high-efficient heat radiation structure, including the lamp body, lamp body inner chamber lower extreme is equipped with the PCB board, PCB board lower extreme is equipped with LED lamp pearl, the lower extreme of LED lamp pearl is equipped with the lamp shade, the upper end of PCB board is equipped with the heating panel, the upper end of heating panel is equipped with the controller, be equipped with buffer spring between heating panel, the controller, PCB board, controller electric connection; a plurality of radiating grooves are formed in the radiating plate, and radiating holes are formed between one surface of the radiating plate and the radiating grooves; the outer wall of the lamp shell is provided with a protective shell, through holes are formed in two sides of the protective shell, and the opening of the radiating groove faces to one side of each through hole. The utility model discloses in the heating panel of LED lamp can directly give off the air fast with the heat, reduced the heat diffusion among the heat dissipation process, improved the radiating efficiency, stable in structure, the practicality is strong.

Description

LED lamp with high-efficient heat radiation structure

Technical Field

The utility model relates to a LED lamp technical field, specific theory relates to a LED lamp with high-efficient heat radiation structure.

Background

The LED lamp is a light emitting diode, and is widely applied to modern household illumination due to the advantages of low energy consumption, high brightness, strong stability, environmental protection and the like. But the heat dissipation of present traditional LED lamp is that the heat flows in inside, then gives off through metal casing, and the LED lamp heat dissipation of this kind of structure is slow, inefficiency, leads to the heat to stop the accumulation in the lamp body easily and cause certain damage to PCB board and controller, leads to the life-span of LED lamp to shorten.

SUMMERY OF THE UTILITY MODEL

To the deficiency among the prior art, the to-be-solved technical problem of the utility model lies in providing a LED lamp with high-efficient heat radiation structure.

In order to solve the technical problem, the utility model discloses a following scheme realizes: an LED lamp with a high-efficiency heat dissipation structure comprises a lamp shell, wherein a PCB is arranged at the lower end of an inner cavity of the lamp shell, LED lamp beads are arranged at the lower end of the PCB, a lamp shade is arranged at the lower end of each LED lamp bead, a heat dissipation plate is arranged at the upper end of the PCB, a controller is arranged at the upper end of the heat dissipation plate, a buffer spring is arranged between the heat dissipation plate and the controller, and the PCB and the controller are electrically connected; a plurality of radiating grooves are formed in the radiating plate, and radiating holes are formed between one surface of the radiating plate and the radiating grooves; the outer wall of the lamp shell is provided with a protective shell, through holes are formed in two sides of the protective shell, and the opening of the radiating groove faces to one side of each through hole.

Further, the lamp housing is of a cuboid structure; the cross section of the lampshade is in a circular arc shape and is made of transparent plastic materials.

Furthermore, the surface of the heat dissipation plate, which is provided with the heat dissipation holes, faces the PCB, and the heat dissipation plate is fixedly connected with the lamp shell through the super glue.

Further, the interval between the heat dissipation plate and the controller is larger than 10 mm; the buffer springs are 4 and are respectively arranged at four corners of the heat dissipation plate.

Furthermore, the number of the heat dissipation grooves is at least 6, and the heat dissipation holes in each heat dissipation groove are uniformly arranged at intervals.

Further, the through holes are circular and at least three through holes are arranged on each side.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a LED lamp is equipped with the heating panel in the upper end of PCB board, the inside of heating panel is equipped with many radiating grooves, and seted up the louvre between one of them face and the radiating groove, the heating panel is opened the one side that has the louvre and is towards the PCB board, the outer wall of lamp body is equipped with the protective housing, the through-hole has been seted up to the both sides of protective housing, the opening of radiating groove is towards one side of through-hole, make louvre, radiating groove, through-hole intercommunication, thereby make the heat discharge from the lamp body inside fast, the radiating efficiency of this LED lamp has effectively been.

Drawings

Fig. 1 is a schematic structural view of an LED lamp of the present invention;

FIG. 2 is a schematic diagram of the structure of the LED lamp heat dissipation plate of the present invention;

FIG. 3 is a plan view of the heat dissipating plate of the LED lamp of the present invention;

fig. 4 is a cross-sectional view of the LED lamp protective case of the present invention;

fig. 5 is a schematic view illustrating the flow of heat generated by the LED lamp according to the present invention;

in the drawings: 1. the LED lamp comprises a lamp shell, 2, a PCB board, 3, LED lamp beads, 4, a lampshade, 5, a heat dissipation plate, 6, a controller, 7, a buffer spring, 8, a protection shell, 9, through holes, 51, heat dissipation grooves, 52 and heat dissipation holes.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making the scope of the present invention more clearly defined.

Referring to the accompanying drawings 1-5, the utility model discloses a LED lamp with high-efficient heat radiation structure, including lamp body 1, the lower extreme of lamp body 1 inner chamber is equipped with PCB board 2, PCB board 2 lower extreme is equipped with LED lamp pearl 3, the lower extreme of LED lamp pearl 3 is equipped with lamp shade 4, the upper end of PCB board 2 is equipped with heating panel 5, the upper end of heating panel 5 is equipped with controller 6, be equipped with buffer spring 7 between heating panel 5, the controller 6, PCB board 2, controller 6 electric connection, controller 6 is connected with external power through the electric wire; a plurality of radiating grooves 51 are formed in the radiating plate 5, a radiating hole 52 is formed between one surface of the radiating plate and the radiating grooves 51, the surface of the radiating plate 5 with the radiating hole 52 faces the PCB 2, and the radiating plate 5 is fixedly connected with the lamp shell 1 through strong glue; the outer wall of the lamp shell 1 is provided with a protective shell 8, through holes 9 are formed in two sides of the protective shell 8, and the opening of the heat dissipation groove 51 faces one side of the through holes 9.

Specifically, the lamp housing 1 is of a cuboid structure; the cross-section of lamp shade 4 is the arc shape, and it is made by transparent plastic material, and LED lamp pearl 3 during operation, light transmits out through transparent lamp shade 4.

Specifically, the interval between the heat dissipation plate 5 and the controller 6 of the preferred embodiment of the present invention is 15mm, and a certain distance is set between the heat dissipation plate 5 and the controller 6 to prevent the heat on the heat dissipation plate 5 from affecting the operation or even the service life of the controller 6. Buffer spring 7 is equipped with 4, sets up respectively in four angular position departments of heating panel 5, and when heating panel 5 when becoming invalid because the super glue softens, buffer spring 7 can play the effect that the buffering supported, prevents to lead to the heat dissipation inefficacy because of heating panel 5 is not hard up, and buffer spring 7 still can prevent that this LED from falling to hit and lead to the structure unstability, plays the effect of reinforcing stability.

Specifically, the utility model discloses preferred embodiment's radiating groove 51 is equipped with 7 to louvre 52 evenly spaced arrangement on every radiating groove 51, PCB board 2 is hugged closely to louvre 52, exports PCB board 2 heat.

Specifically, through-hole 9 is circular through-hole, the utility model discloses preferred embodiment's every side through-hole 9 is equipped with threely, and the through-hole is used for the circulation of air.

The utility model discloses the heat dissipation principle of LED lamp: when the LED lamp beads 3 continuously work, a large amount of heat is generated by the PCB 2, the heat enters the heat dissipation groove 51 through the heat dissipation holes 52, the heat entering the heat dissipation groove 51 is diffused along two sides of the groove body, and the heat is diffused upwards through the openings of the heat dissipation groove 51 and then discharged into natural air through the through holes 9 because the density of hot air is smaller than that of cold air; the protective shell 8 can protect the lamp housing 1 and the internal fittings thereof, and can prevent dust from entering the heat dissipation groove 51, thereby effectively maintaining the efficient heat dissipation function of the heat dissipation plate 5.

The utility model discloses in the heating panel of LED lamp can directly give off the air fast with the heat, reduced the heat diffusion among the heat dissipation process, improved the radiating efficiency, stable in structure, the practicality is strong.

It is prior art to relate to circuit, electronic components and module, and the technical staff in the field can realize completely, need not to be proud, the utility model discloses the content of protection does not relate to the improvement to software, control method yet.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides a LED lamp with high-efficient heat radiation structure, includes lamp body (1), its characterized in that: the LED lamp is characterized in that a PCB (2) is arranged at the lower end of an inner cavity of the lamp shell (1), LED lamp beads (3) are arranged at the lower end of the PCB (2), a lampshade (4) is arranged at the lower end of the LED lamp beads (3), a heat dissipation plate (5) is arranged at the upper end of the PCB (2), a controller (6) is arranged at the upper end of the heat dissipation plate (5), a buffer spring (7) is arranged between the heat dissipation plate (5) and the controller (6), and the PCB (2) and the controller (6) are electrically connected; a plurality of radiating grooves (51) are formed in the radiating plate (5), and radiating holes (52) are formed between one surface of the radiating plate and the radiating grooves (51); the outer wall of lamp body (1) is equipped with protective housing (8), through-hole (9) have been seted up to the both sides of protective housing (8), the opening of radiating groove (51) is towards one side of through-hole (9).

2. The LED lamp with the efficient heat dissipation structure as set forth in claim 1, wherein: the lamp shell (1) is of a cuboid structure; the section of the lampshade (4) is arc-shaped and is made of transparent plastic materials.

3. The LED lamp with the efficient heat dissipation structure as set forth in claim 1, wherein: the radiating plate (5) is provided with a radiating hole (52), one surface of the radiating plate faces towards the PCB (2), and the radiating plate (5) is fixedly connected with the lamp shell (1) through strong glue.

4. The LED lamp with the efficient heat dissipation structure as set forth in claim 1, wherein: the interval between the heat dissipation plate (5) and the controller (6) is larger than 10 mm; the number of the buffer springs (7) is 4, and the buffer springs are respectively arranged at four corners of the heat dissipation plate (5).

5. The LED lamp with the efficient heat dissipation structure as set forth in claim 1, wherein: the number of the heat dissipation grooves (51) is at least 6, and the heat dissipation holes (52) in each heat dissipation groove (51) are uniformly arranged at intervals.

6. The LED lamp with the efficient heat dissipation structure as set forth in claim 1, wherein: the through holes (9) are circular, and at least three through holes (9) are arranged on each side.