CN220453609U

CN220453609U - High-power integrated LED street lamp with heat radiation structure

Info

Publication number: CN220453609U
Application number: CN202322319829.5U
Authority: CN
Inventors: 夏连庚
Original assignee: Ruilan Photoelectric Group Co ltd
Current assignee: Ruilan Photoelectric Group Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-02-06
Anticipated expiration: 2033-08-28

Abstract

The utility model discloses a high-power integrated LED street lamp with a heat dissipation structure, which comprises a hollow shell, wherein an LED lamp panel is fixedly connected to the first side surface of the shell so that one side of the LED lamp panel extends into the shell, a heat conducting plate is fixedly connected to the inside of the shell, protruding parts with symmetrically distributed abutting parts are arranged on the heat conducting plate, the abutting parts abut against the first side surface of the LED lamp panel, and the protruding parts protrude out of the shell. According to the LED street lamp provided by the utility model, the heat conducting plate arranged on the shell is utilized, the abutting part of the heat conducting plate abuts against the first side surface of the LED lamp panel, the extending part is arranged on the heat conducting plate to directly extend out of the shell, the abutting part of the heat conducting plate directly contacts the LED lamp panel to directly transfer heat emitted by the LED lamp panel to the air outside the shell through the extending part of the heat conducting plate, so that the shell does not need to participate in a heat conduction and heat dissipation process, and the problem of lower heat dissipation efficiency of the LED lamp panel caused by poor heat conductivity of the shell is avoided.

Description

High-power integrated LED street lamp with heat radiation structure

Technical Field

The utility model relates to the technical field of street lamps, in particular to a high-power integrated LED street lamp with a heat dissipation structure.

Background

Street lamps are an important component of urban illumination, and conventional street lamps generally employ high-pressure sodium lamps. The high-pressure sodium lamp has the advantages of high power consumption, high power consumption and too high temperature during working, so that the service life of the light source is not long, and the street lamp needs to be replaced frequently, so that certain waste is caused.

According to publication number CN202432369U, publication (bulletin) day: 2012.09.12 the disclosed integrated LED street lamp comprises a high-power integrated LED light source and an LED street lamp radiator shell. The method is characterized in that: the heat dissipation structure comprises an aluminum-based copper-clad plate and a graphite heat dissipation film. The high-power integrated LED light source is welded on the aluminum-based copper-clad plate. And the back of the welded combined part formed by the aluminum-based copper-clad plate and the high-power integrated LED light source is stuck to a graphite heat dissipation film after the heat conduction silicone grease is smeared, and the high-power integrated LED light source, the aluminum-based copper-clad plate and the graphite heat dissipation film are mounted on the LED street lamp radiator shell together through fasteners after the heat conduction silicone grease is smeared on the back of the graphite heat dissipation film. The street lamp has the advantages of good heat dissipation effect, safe and reliable use, high insulating strength, long service life and energy conservation.

Among the prior art including foretell patent, utilize LED light source, aluminium base copper-clad plate, graphite heat dissipation membrane three together through the fastener to install on the LED street lamp radiator shell in order to conduct the heat that the LED light source produced to LED street lamp radiator shell and dispel the heat, however in actual use, in order to guarantee that the street lamp shell has light, the characteristics of being convenient for install and corrosion-resistant, the street lamp shell adopts engineering plastics to make often, consequently leads to the heat conductivity of shell body relatively poor, and then is inconvenient for dispelling the heat that the LED light source produced.

Disclosure of Invention

The utility model aims to provide a high-power integrated LED street lamp with a heat dissipation structure, which is used for solving the problem of low heat dissipation efficiency in a mode of dissipating heat of an LED light source to the outside through a shell with poor heat conductivity.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a high-power integrated form LED street lamp with heat radiation structure, is including being hollow form casing, fixedly connected with LED lamp plate on its first side so that in the LED lamp plate one side stretches into the casing, fixedly connected with heat conduction board in the casing, be provided with the protruding portion that conflict portion is symmetrical distribution on the heat conduction board, conflict portion conflict in the first side of LED lamp plate, the protruding portion stretches out the casing outside.

Preferably, the heat conducting plate is further provided with an inclined part for connecting the abutting part and the extending part, the housing is internally divided by the abutting part and the inclined part to form a first cavity and a second cavity, the abutting part is symmetrically and fixedly connected with a plurality of driving fans to enable the driving fans to be located in the first cavity, the housing is symmetrically provided with a plurality of air outlet holes, and the inclined part is provided with a plurality of communication holes to enable the air outlet holes to be communicated with the first cavity.

Preferably, the inclined portion is provided with a plurality of arc-shaped grooves so that the communication hole is communicated with the second chamber.

Preferably, the top of the first chamber is an inclined surface symmetrically distributed to form a guide surface, and the guide surface is inclined towards the communication hole.

Preferably, the end parts of the extending parts are respectively provided with a hook part so as to cover the air outlet.

Preferably, the LED lamp panel further comprises a transparent shielding plate fixedly connected to the shell so as to cover the LED lamp panel.

Preferably, the protruding portion and the inclined portion are each provided with a corrosion-resistant plating layer.

In the technical scheme, the high-power integrated LED street lamp with the heat dissipation structure has the following beneficial effects: utilize the heat-conducting plate that sets up on the casing, the conflict portion of heat-conducting plate is contradicted in the first side of LED lamp plate, and be provided with the extension on the heat-conducting plate in order directly to stretch out the outside of casing, the conflict portion of accessible heat-conducting plate directly touches the LED lamp plate in order to transmit the heat that the LED lamp plate gives off to the air in the casing outside through the extension of heat-conducting plate, makes the casing need not participate in the heat conduction heat dissipation process, and then has avoided the relatively poor problem that leads to LED lamp plate radiating efficiency of heat conductivity of casing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic view of a general cross-section of a structure provided by an embodiment of the present utility model;

fig. 3 is a schematic diagram of a partial enlargement at a provided in an embodiment of the present utility model.

Reference numerals illustrate:

1. a housing; 11. a first chamber; 111. a flow guiding surface; 12. an air outlet hole; 13. a second chamber; 2. an LED lamp panel; 3. a transparent cover plate; 4. a heat conductive plate; 41. a collision part; 42. an inclined portion; 421. a communication hole; 422. an arc-shaped groove; 43. an extension; 431. a hook portion; 5. driving the fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.

As shown in fig. 1-3, a high-power integrated LED street lamp with a heat dissipation structure includes a hollow housing 1, on which a LED lamp panel 2 is fixedly connected to a first side surface thereof so that one side of the LED lamp panel 2 extends into the housing 1, a heat conducting plate 4 is fixedly connected to the housing 1, protruding portions 43 with symmetrically distributed interference portions 41 are disposed on the heat conducting plate 4, the interference portions 41 are abutted against the first side surface of the LED lamp panel 2, and the protruding portions 43 protrude outside the housing 1.

Specifically, as shown in fig. 2, the bottom surface of the housing 1 is the first side surface, the top surface of the LED lamp panel 2 is the first side surface, the LED lamp panel 2 is fixedly connected to the bottom of the housing 1 so that the upper side of the LED lamp panel 2 extends into the housing 1, the heat conducting plate 4 is disposed on the housing 1 so that the abutting portion 41 of the heat conducting plate 4 abuts against the top surface of the LED lamp panel 2, and the extending portion 43 is disposed on the heat conducting plate 4 so as to directly extend out of the housing 1, and the abutting portion 41 of the heat conducting plate 4 can directly contact the LED lamp panel 2 so as to directly transfer the heat emitted by the LED lamp panel 2 to the air outside the housing 1 through the extending portion 43 of the heat conducting plate 4, so that the housing 1 does not need to participate in the heat conduction and heat dissipation process, and the problem of lower heat dissipation efficiency of the LED lamp panel 2 caused by poor heat conductivity of the housing 1 is avoided.

Among the above-mentioned technical scheme, utilize to set up the heat conduction board 4 on casing 1, the conflict portion 41 of heat conduction board 4 is contradicted in the first side of LED lamp plate 2, and be provided with extension 43 on the heat conduction board 4 in order directly to stretch out the outside of casing 1, the heat that accessible heat conduction board 4 contradicts portion 41 direct contact LED lamp plate 2 in order to distribute LED lamp plate 2 directly passes through extension 43 of heat conduction board 4 and transmits the air outside casing 1, make casing 1 need not participate in the heat conduction radiating process, and then avoided the relatively poor problem that leads to of heat conductivity of casing 1 to LED lamp plate 2 radiating efficiency lower.

As a further provided embodiment of the present utility model, the heat conducting plate 4 is further provided with an inclined portion 42 for connecting the abutting portion 41 and the protruding portion 43, the housing 1 is divided by the abutting portion 41 and the inclined portion 42 to form the first chamber 11 and the second chamber 13, the abutting portion 41 is symmetrically and fixedly connected with the driving fan 5 so that the driving fan 5 is located in the first chamber 11, the housing 1 is symmetrically provided with a plurality of air outlet holes 12, and the inclined portion 42 is provided with a plurality of communication holes 421 so that the air outlet holes 12 are communicated with the first chamber 11.

Specifically, as shown in fig. 2, both sides of the abutting portion 41 of the heat conducting plate 4 are connected with the extending portion 43 through the inclined portion 42, and since the abutting portion 41 and the inclined portion 42 are located inside the casing 1, the abutting portion 41 and the inclined portion 42 divide the casing 1 into the first chamber 11 and the second chamber 13, the LED lamp panel 2 is located in the second chamber 13, and the top surface of the abutting portion 41 is the first side surface, on which the driving fan 5 is disposed so that the driving fan 5 is located in the first chamber 11, at this time, the first chamber 11 is a heat dissipation cavity, that is, since the first chamber 11 is communicated with the air outlet 12 through the communication hole 421, the driving fan 5 can be driven to work so that hot air in the first chamber 11 flows out to the outside through the communication hole 421 and the air outlet 12, at this time, the air can quickly drive the first chamber 11 and the second chamber 13 to dissipate heat in the abutting portion 41, and the air flowing out from the air outlet 12 can further accelerate the heat dissipation in the extending portion 43 through the extending portion 43, so that the efficiency of the LED lamp panel 2 is improved, and the air can be further drawn below the first chamber 11, and the air inlet is not drawn in the air inlet.

As a further provided embodiment of the present utility model, the inclined portion 42 is provided with a plurality of arc-shaped grooves 422 to communicate the communication hole 421 with the second chamber 13.

Specifically, as shown in fig. 3, the inclined portion 42 is provided with a plurality of arc grooves 422 to connect the communication hole 421 with the second chamber 13, when the driving fan 5 works to make the hot air in the first chamber 11 flow out to the outside through the communication hole 421 and the air outlet 12, the air in the second chamber 13 flows out to the communication hole 421 due to the low air pressure generated by the high flow speed because of the large flow speed in the communication hole 421, and then the hot air in the second chamber 13 also flows out to the outside through the communication hole 421 and the air outlet 12, so as to dissipate the heat of the periphery of the LED lamp panel 2 by wind power, further improving the heat dissipation efficiency of the LED lamp panel 2.

As a further provided embodiment of the present utility model, the top of the first chamber 11 is an inclined surface symmetrically distributed to form a diversion surface 111, and the diversion surface 111 is inclined toward the communication hole 421.

Specifically, as shown in fig. 2, the top of the first chamber 11 is a guiding surface 111, and the guiding surface 111 is an inclined surface that is symmetrically distributed, so that when the driving fan 5 works, the driving fan 5 drives the air flow above the abutting portion 41 to flow toward the guiding surface 111 and change the direction along the guiding surface 111 to flow toward the communication hole 421, so that the air flow impacts the inner wall of the housing 1, and the damage of the LED lamp panel 2 caused by the heat accumulation in the housing 1 is avoided.

As a further provided embodiment of the present utility model, the end portions of the protruding portions 43 are each provided with a hooking portion 431 to cover the air outlet hole 12.

Specifically, the end portions of the extending portions 43 are provided with the hook portions 431 to cover the air outlet 12, and the presence of the hook portions 431 can increase the heat dissipation area of the extending portions 43 and also can cover the air outlet 12 to a certain extent, so that rainwater or magazines are prevented from falling into the air outlet 12.

As a further provided embodiment of the present utility model, the LED lamp panel 2 is further provided with a transparent cover plate 3 fixedly connected to the housing 1.

Specifically, the transparent shielding plate 3 is fixedly connected to the shell 1 to cover and protect the LED lamp panel 2, so that the service life of the LED lamp panel 2 is prolonged.

As a further provided embodiment of the present utility model, the surface of the protruding portion 43 and the inclined portion 42 are each provided with a corrosion-resistant plating layer.

Specifically, the surfaces of the protruding portion 43 and the inclined portion 42 are provided with corrosion-resistant plating layers to increase the service life of the heat conductive plate 4.

Working principle: when the LED lamp panel 2 is disposed on the housing 1 for operation, the abutting portion 41 of the heat conducting plate 4 abuts against the top surface of the LED lamp panel 2, the protruding portion 43 directly protrudes out of the housing 1, the abutting portion 41 of the heat conducting plate 4 directly contacts the LED lamp panel 2 to transfer the heat emitted by the LED lamp panel 2 to the air outside the housing 1 through the protruding portion 43 of the heat conducting plate 4, and then the driving fan 5 is operated, the driving fan 5 drives the air flow above the abutting portion 41 to flow toward the flow guiding surface 111 and change direction toward the side of the communication hole 421 along the flow guiding surface 111, so that the hot air in the first chamber 11 flows out to the outside through the communication hole 421 and the air outlet 12, and the air in the second chamber 13 flows out toward the communication hole 421 due to the high flow velocity in the communication hole 421.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. High-power integrated form LED street lamp with heat radiation structure, its characterized in that, including being cavity form casing (1), fixedly connected with LED lamp plate (2) on its upper first side in order to make LED lamp plate (2) one side stretch into in casing (1), fixedly connected with heat-conducting plate (4) in casing (1), be provided with on heat-conducting plate (4) conflict portion (41) and be extension (43) of symmetric distribution, conflict portion (41) conflict in the first side of LED lamp plate (2), extension (43) stretch out the casing (1) outside.

2. The high-power integrated type LED street lamp with the heat radiation structure according to claim 1, wherein the heat conducting plate (4) is further provided with an inclined part (42) for connecting the abutting part (41) and the extending part (43), the housing (1) is internally divided by the abutting part (41) and the inclined part (42) to form a first cavity (11) and a second cavity (13), the abutting part (41) is symmetrically and fixedly connected with a plurality of driving fans (5) to enable the driving fans (5) to be located in the first cavity (11), the housing (1) is symmetrically provided with a plurality of air outlet holes (12), and the inclined part (42) is provided with a plurality of communication holes (421) to enable the air outlet holes (12) to be communicated with the first cavity (11).

3. The high-power integrated LED street lamp with heat dissipation structure as claimed in claim 2, wherein the inclined portion (42) is provided with a plurality of arc-shaped grooves (422) to enable the communication hole (421) to be communicated with the second chamber (13).

4. The high-power integrated LED street lamp with heat dissipation structure of claim 2, wherein the top of the first chamber (11) is an inclined surface symmetrically distributed to form a guiding surface (111), and the guiding surface (111) is inclined towards the communication hole (421).

5. The high-power integrated LED street lamp with heat dissipation structure as claimed in claim 2, wherein the ends of the protruding parts (43) are each provided with a hook part (431) to cover the air outlet hole (12).

6. The high-power integrated LED street lamp with heat dissipation structure of claim 1, further comprising a transparent cover plate (3) fixedly connected to the housing (1) to cover the LED lamp panel (2).

7. The high-power integrated LED street lamp with heat dissipation structure of claim 2, wherein the surface of the protruding portion (43) and the inclined portion (42) are both provided with corrosion-resistant plating layers.