CN213577410U

CN213577410U - Heat radiation structure of LED court lamp

Info

Publication number: CN213577410U
Application number: CN202022870899.6U
Authority: CN
Inventors: 张厚昆; 李漫铁
Original assignee: SHENZHEN TUOXIANG TECHNOLOGY CO LTD
Current assignee: SHENZHEN TUOXIANG TECHNOLOGY CO LTD
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-06-29
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a heat radiation structure of LED court lamp, including the heat dissipation main part, light source and convection current cover, heat dissipation main part installation light source, its another side has first radiating fin, on the convection current cover is fixed in first radiating fin, the side of ring convection current cover is provided with a plurality of cell faces, the cell face extends to the back of convection current cover, each cell face all is equipped with the opening, each open-ended one end all strides across the bight of convection current cover, each open-ended inboard all is fixed with the convection current board, the convection current board is L type structure, it is fixed to cover the opening, be covered with the bleeder vent that forms network structure on the L type plate body of convection current board, each bleeder vent is the rectangular hole, and the rectangular hole distributes to the L type portion of bending of convection current board. The utility model discloses the size increase in the hole is not only gone up to the bleeder vent of the heat radiation structure in LED court lamp, and the distance between two adjacent bleeder vents reduces, and the air convection increases, and the heat dissipation is better. Therefore, the long holes can effectively increase the heat dissipation efficiency.

Description

Heat radiation structure of LED court lamp

Technical Field

The utility model relates to a LED heat radiation structure, specific heat radiation structure that relates to a LED court lamp that says so.

Background

The court generally can set up the LED lamp, and the LED lamp that sets up in the court needs the highlight LED module, consequently, the LED court lamp need dispose the good heat dissipation portion of performance.

The traditional LED court lamp is provided with a heat dissipation part, a light source arranged on the heat dissipation part, a convection cover arranged on the heat dissipation part and an L-shaped convection plate 100 arranged on the convection cover. As shown in fig. 1, the hole on the conventional L-shaped convection plate 100 is a circular hole 101, and since the aperture of the circular hole 101 is small, the convection heat dissipation is poor, which results in insufficient heat dissipation effect of the high-power LED court lamp, the temperature of the whole lamp is high, and thus the temperature of the power supply is affected to exceed the standard, and finally the service life of the whole lamp is shortened.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the to-be-solved technical problem of the utility model lies in providing a heat radiation structure of LED court lamp, and the purpose of designing this heat radiation structure is to improve the radiating effect of convection current, reduces whole lamp temperature, finally increases the life of whole lamp.

In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses a heat radiation structure of LED court lamp, including heat dissipation main part, light source and convection current cover, heat dissipation main part one side installation the light source, its another side have first radiating fin, the convection current cover is fixed in on the first radiating fin, the ring the side of convection current cover is provided with a plurality of cell faces, the cell face to the back of convection current cover is extended, and each cell face all is equipped with the opening, and each open-ended one end all strides across the bight of convection current cover, each open-ended inboard all is fixed with the convection current board, the convection current board is L type structure, and it is fixed the convection current covers and will the opening covers, be covered with the bleeder vent that forms network structure on the L type plate body of convection current board, each bleeder vent is rectangular hole, and rectangular hole distribution extremely the L type portion of bending of convection current board.

Further, the long holes are long waist-shaped holes.

Furthermore, the groove surface is located in the area of the back surface of the convection cover, a gradually-reduced sector structure is formed from the outer ring to the inner ring of the back surface of the convection cover, a section of notch is formed in the inner ring close to the back surface of the convection cover, and a bitter second heat dissipation fin is arranged at the notch.

Furthermore, a plurality of through holes are formed in the bottom surface of the notch and close to the long arc side surface, wherein one through hole is formed between two adjacent second radiating fins, and one through hole is formed between the second radiating fins on two sides and the adjacent side surface of the second radiating fins.

Furthermore, the through hole and the inner side of the air hole are in the same cavity.

Further, the two sides of the heat dissipation main body are symmetrically arranged, a support fixing part is arranged on each side, a support is adjustably mounted between the two support fixing parts, and the support is rotatably connected with the two support fixing parts.

Further, the bracket fixing part is provided with a locking structure to fix the bracket.

Furthermore, a rain shielding plate is further installed on the edge of the light emitting surface of the heat dissipation main body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the heat radiation structure of LED court lamp can solve the too high problem of traditional type LED court lamp temperature. Because the utility model discloses a bleeder vent on the convection current board changes into rectangular hole, the not only size increase in hole of bleeder vent, and the distance between two adjacent bleeder vents reduces, and the air convection increases, and the heat dissipation is better. Therefore, the long holes can effectively increase the heat dissipation efficiency.

In addition, a plurality of through holes communicated with the air holes are formed in the notches of the second radiating fins, so that the efficiency of air convection is further improved.

Drawings

Fig. 1 is a schematic structural diagram of an L-shaped convection plate in the prior art.

Fig. 2 is the structure schematic diagram of the LED court lamp of the utility model.

Fig. 3 is a schematic structural view of the convection plate of the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the convection current cover in the direction of the visible back surface.

Fig. 5 is a schematic view of the three-dimensional structure of the present invention for the visible inner surface direction of the convection cover.

Fig. 6 is a schematic view of the position structure of the via hole of the present invention.

Fig. 7 is a schematic structural view of the heat dissipating body of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Embodiment 1, the utility model discloses a specific structure as follows:

referring to fig. 2-7, the heat dissipation structure of the LED court lamp of the present invention comprises a heat dissipation main body 1, a light source and a convection cover 5, wherein the light source is installed on one side of the heat dissipation main body 1, the other surface of the convection cover is provided with first radiating fins, the convection cover 5 is fixed on the first radiating fins, the side surface surrounding the convection cover 5 is provided with a plurality of groove surfaces 51, the groove surfaces 51 extend towards the back of the convection hood 5, each groove surface 51 is provided with an opening 52, one end of each opening 52 spans the corner of the convection hood 5, a convection plate 4 is fixed on the inner side of each opening 52 along the inner side direction, the convection plate 4 is of an L-shaped structure, the convection cover 5 is fixed on the convection cover and covers the opening 52, the L-shaped plate body of the convection plate 4 is fully distributed with air holes 41 forming a net structure, each air hole 41 is a long hole, and the long holes are distributed to the L-shaped bending part of the convection plate 4. As shown in fig. 5, a plurality of studs 54 are disposed on the inner cover surface of the convection hood 5, two corners of the inner end of each opening 52 are provided with studs 54, two sides of the bent portion of the convection plate 4 are provided with L-shaped connecting plates, and the L-shaped connecting plates are provided with through holes, the convection plate 4 is fixed on the studs 54 by screws, and after being fixed, the other end of the convection plate is pressed against the inner wall of the convection hood 5 due to its own elasticity.

A preferred technical solution of this embodiment: the long strip holes are long waist-shaped holes. Of course, a square elongated hole is also possible.

A preferred technical solution of this embodiment: the groove surface 51 is located in the area of the back surface of the convection hood 5, a gradually-reduced sector structure is formed from the outer ring to the inner ring of the back surface of the convection hood 5, a section of notch is formed in the inner ring close to the back surface of the convection hood 5, and a bitter second heat dissipation fin 53 is arranged at the notch.

A preferred technical solution of this embodiment: the bottom surface of the notch is provided with a plurality of through holes 531 adjacent to the long arc side surface, wherein one through hole 531 is arranged between two adjacent second heat dissipation fins 53, and one through hole 531 is arranged between the second heat dissipation fins 53 on two sides and the adjacent side surface.

A preferred technical solution of this embodiment: the via hole 531 is in the same cavity as the inner side of the air hole 41.

A preferred technical solution of this embodiment: the two sides of the heat dissipation main body 1 are symmetrically provided with support fixing parts respectively, a support 3 is adjustably mounted between the two support fixing parts, and the support 3 is rotatably connected with the two support fixing parts. The bracket fixing portion is provided with a locking structure to fix the bracket 3. The angle of the bracket 3 can be adjusted and locked.

A preferred technical solution of this embodiment: the edge of the light emitting surface of the heat dissipation main body 1 is also provided with a flashing 2, the lower cambered surface of the flashing 2 is a smooth surface, and the smooth surface has a light reflection effect, so that the brightness of light irradiated by a light source is improved.

Example 2:

the utility model discloses a heat dissipation main part 1 is circular structure, and its one side is the disc face, and this disc face installation light source, light source are high-power LED lamp, and its work back can take place a large amount of heats, and a large amount of heat is partly freely dispel the heat to the air in, and most heat is absorbed by heat dissipation main part 1, and partly heat is through the conduction of first radiating fin side direction for the air in, and another part heat is through the inner chamber of first radiating fin conduction for convection current cover 5. At this time, the elongated holes on the convection plate 4 enable the inner cavity of the convection hood 5 to be communicated with the outside air, the air can pass through the elongated holes more easily, the air convection of the inner cavity of the convection hood 5 is increased, and finally the heat dissipation efficiency is improved.

Example 3:

as shown in fig. 4, four openings 52 are provided, and the four openings 52 are distributed around the convection hood 5 at equal angles. One convection plate 4 is provided for each of the four openings 52.

To sum up, the utility model discloses the heat radiation structure of LED court lamp can solve the too high problem of traditional type LED court lamp temperature. Because the utility model discloses a bleeder vent on the convection current board changes into rectangular hole, the not only size increase in hole of bleeder vent, and the distance between two adjacent bleeder vents reduces, and the air convection increases, and the heat dissipation is better. Therefore, the long holes can effectively increase the heat dissipation efficiency. In addition, a plurality of through holes communicated with the air holes are formed in the notches of the second radiating fins, so that the efficiency of air convection is further improved.

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 heat radiation structure of LED court lamp, includes heat dissipation main part (1), light source and convection current cover (5), the installation of heat dissipation main part (1) one side the light source, its another side have a radiating fin, convection current cover (5) are fixed in on the radiating fin, encircle the side of convection current cover (5) is provided with a plurality of groove faces (51), groove face (51) to the back of convection current cover (5) extends, and each groove face (51) all is equipped with opening (52), and the one end of each opening (52) all stridees across the bight of convection current cover (5), and the inboard of each opening (52) all is fixed with convection current board (4), its characterized in that, convection current board (4) are L type structure, and it is fixed on convection current cover (5) and will opening (52) cover, be covered with bleeder vent (41) that have the network structure on the L type plate body of convection current board (4), each air hole (41) is a long hole which is distributed to the L-shaped bending part of the convection plate (4).

2. The heat dissipation structure of an LED court lamp as recited in claim 1, wherein the elongated hole is an elongated waist-shaped hole.

3. The heat dissipation structure of the LED court lamp as claimed in claim 1, wherein the groove surface (51) is located at the area of the back surface of the convection cover (5), and forms a gradually decreasing fan surface structure from the outer ring to the inner ring of the back surface of the convection cover (5), and a section of notch is arranged at the inner ring close to the back surface of the convection cover (5), and a second heat dissipation fin (53) is arranged at the notch.

4. The heat dissipation structure of the LED court lamp as claimed in claim 3, wherein a plurality of through holes (531) are formed in the bottom surface of the notch and close to the long arc side surface, one through hole (531) is formed between two adjacent second heat dissipation fins (53), and one through hole (531) is formed between the second heat dissipation fins (53) on two sides and the adjacent side surface.

5. The heat dissipation structure of the LED court lamp as claimed in claim 4, wherein the through hole (531) is in the same cavity as the inner side of the air hole (41).

6. The heat dissipation structure of the LED court lamp according to claim 1, wherein the two sides of the heat dissipation main body (1) are symmetrically provided with a support fixing part, a support (3) is adjustably mounted between the two support fixing parts, and the support (3) is rotatably connected with the two support fixing parts.

7. The heat dissipation structure of the LED court lamp as claimed in claim 6, wherein the bracket fixing part is provided with a locking structure to fix the bracket (3).

8. The heat dissipation structure of the LED court lamp as claimed in claim 1, wherein a rain shielding plate (2) is further installed at the edge of the light emitting surface of the heat dissipation main body (1).