CN215061942U

CN215061942U - Outdoor LED projecting lamp with heat dissipation function

Info

Publication number: CN215061942U
Application number: CN202121129635.3U
Authority: CN
Inventors: 沈国超; 周水华; 吴国益; 郑强; 项德卿
Original assignee: Zhejiang Torchscape Lighting Technology Co ltd
Current assignee: Zhejiang Torchscape Lighting Technology Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-07
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses an outdoor LED projecting lamp with heat dissipation function, which comprises an outer shell, the shell top is equipped with convex eaves, and shell rear side fixedly connected with support, the below of eaves is equipped with clear glass, and clear glass is located the shell surface, clear glass center line position is equipped with a plurality of from top to bottom align to grid's through-hole, and clear glass has lighting device, lighting device rear side fixedly connected with heat pipe, and the lighting device left and right sides is equipped with a plurality of heat pipe and shell fixed connection, heat pipe rear side fixedly connected with heat radiation fins, the device heat dissipation approach is many, the radiating effect is strong, and the application principle is simple understandable, low cost.

Description

Outdoor LED projecting lamp with heat dissipation function

Technical Field

The utility model relates to a LED projecting lamp technical field specifically is an outdoor LED projecting lamp with heat dissipation function.

Background

In the technical field of LED projection lamps, the thermal capacity of an LED chip is very small, the junction temperature of the chip can be rapidly increased by little heat accumulation, and the service life of the LED chip can be greatly shortened if the LED chip works in a high-temperature state for a long time;

compared with the prior art, the comparison document CN209180773U discloses a high-heat-dissipation LED projection lamp, which is arranged on the outer side of a heat dissipation rear shell through a power supply driving box, and an LED lamp bead is separated from the power supply driving box, so that the influence of heat generated by the LED lamp bead on the power supply driving box is reduced, and the service life of the power supply driving box is prolonged; the circuit board pass through heat conduction insulating resin layer with the heat dissipation backshell is connected, removes to strengthen the radiating effect of projecting lamp, and the device only adopts heat conduction insulating resin layer heat dissipation, and the heat dissipation approach is single, and the radiating effect has the limitation, and mainly is the circuit board to radiating part.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outdoor LED projecting lamp with heat dissipation function to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides an outdoor LED projecting lamp with heat dissipation function, which comprises an outer shell, the shell top is equipped with convex eaves, and shell rear side fixedly connected with support, the below of eaves is equipped with clear glass, and clear glass is located the shell surface, clear glass center line position is equipped with a plurality of from top to bottom align to grid's through-hole, and clear glass has lighting device, lighting device rear side fixedly connected with heat pipe, and the lighting device left and right sides is equipped with a plurality of heat pipe and shell fixed connection, heat pipe rear side fixedly connected with heat radiation fins.

Preferably, the lighting device comprises a base, a through hole corresponding to the transparent glass is formed in the center line of the base, the through hole penetrates through the base, the transparent glass and the shell to form air convection, a plurality of LED lamp chips are uniformly distributed on the base, a circuit board is connected to the rear sides of the LED lamp chips, and the circuit boards are respectively and independently sealed in the rectangular cover by taking the through hole as a boundary.

Preferably, the two ends of the support are movably connected to the two sides of the shell, the irradiation angle of the whole device can be adjusted, and the support is made of metal.

Preferably, the shell is filled with heat conducting materials during injection molding, and the surface of the shell is coated with radiation heat dissipation coating.

Preferably, the through hole is provided with dust screens at both front and rear sides.

Preferably, the LED lamp chips are all subjected to waterproof treatment.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the through hole is formed in the middle of the outdoor LED projection lamp with the heat dissipation function, air convection is formed, the heat dissipation method is low in cost, the internal circuit is sealed by the rectangular cover, waterproof interference is avoided, a circuit short circuit cannot be caused, the LED lamp chip is also subjected to waterproof treatment, the convection air of the through hole can dry the internal device, water vapor can be evaporated by heat generated by the LED lamp chip during working, the internal structure is always kept in a dry environment, and the service life of the device is prolonged.

2. This outdoor LED projecting lamp support with heat dissipation function's both ends are fixed in the shell both sides, and swing joint can adjust the angle of illumination of whole device, and the eaves that sets up on the shell has certain spotlight to hide the function of rain, and the support is established to the metal material, and density is little, and whole device focus is downward, and the stable plastic casing that can be fine is difficult for taking place to empty.

3. This outdoor LED projecting lamp plastic casing with heat dissipation function fills the heat conduction material when moulding plastics, increases plastic casing's heat conduction heat-sinking capability, and the shell surface is the radiation heat dissipation and handles, paints the radiation heat dissipation coating simply, can take away the object surface with the mode of radiation.

4. Both ends all are equipped with the dust screen around this outdoor LED projecting lamp with heat dissipation function's through-hole, in the air convection, prevent that the dust from getting into the device inside, influence the aesthetic property of whole device and the luminous effect of LED lamp chip.

5. The outdoor LED projection lamp with the heat dissipation function is provided with the heat dissipation fins, the lighting device and the heat dissipation fins are fixedly connected through the heat conduction pipes, the heat dissipation area is increased, and the heat dissipation effect is better.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the lighting device of fig. 1 according to the present invention;

fig. 3 is a schematic structural view of the inside of the housing of fig. 1 according to the present invention;

the LED lamp comprises a shell 1, transparent glass 2, an eave 3, a lighting device 4, a heat pipe 5, a heat radiating fin 6, a bracket 7, a through hole 8, a dust screen 9, an LED lamp chip 10, a base 11, a circuit board 12 and a rectangular cover 13

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Example (b): referring to the schematic illustrations of figures 1-3,

an outdoor LED projection lamp with a heat dissipation function comprises a shell 1, wherein a convex eave 3 is arranged above the shell 1, a support 7 is fixedly connected to the rear side of the shell, a transparent glass 2 is arranged below the eave 3, the transparent glass is positioned on the surface of the shell 1, a plurality of through holes 8 which are uniformly arranged from top to bottom are formed in the center line position of the transparent glass 2, a lighting device 4 is arranged below the transparent glass 2, a heat conduction pipe 5 is fixedly connected to the rear side of the lighting device 4, the left side and the right side of the lighting device 4 are provided with a plurality of heat conduction pipes 5 and fixedly connected with the shell, heat dissipation fins 6 are fixedly connected to the rear side of the heat conduction pipes 5, the heat generated by the light emitting of an LED lamp chip 10 can be well conducted to the shell 1 by utilizing the heat conduction effect of the plurality of heat conduction pipes 5, and then is conducted to the air from the shell 1, and the heat dissipation area is increased due to the heat dissipation effect;

the lighting device 4 comprises a base 11, a through hole 8 corresponding to the transparent glass 2 is formed in the center line of the base 11, the through hole 8 penetrates through the base 11, the transparent glass 2 and the shell 1 to form air convection, a plurality of LED lamp chips 10 are uniformly distributed on the base 11, a circuit board 12 is connected to the rear side of each LED lamp chip 10, the circuit boards 12 are respectively and independently sealed in a rectangular cover 13 by taking the through hole 8 as a boundary, the circuit boards 12 are all sealed by the rectangular cover 13 to be waterproof, the circuit is always in a dry environment, the circuit is protected from short circuit, the through hole 8 penetrates through the whole device to form convection air, and a heat dissipation mechanism with the lowest cost is formed by utilizing the air hydrodynamics principle;

the two ends of the support 7 are movably connected to the two sides of the shell 1, the irradiation angle of the whole device can be adjusted, the support 7 is made of metal, the density of the metal is low, the center of gravity of the whole device is downward, the plastic shell can be well stabilized, and the plastic shell is not prone to toppling;

the shell 1 is filled with heat conducting materials during injection molding, and the surface of the shell 1 is fully coated with the radiation heat dissipation coating, so that the heat conduction and heat dissipation capacity of the plastic shell is improved, the radiation heat dissipation coating is simply coated, and heat can be taken away from the surface of an object in a radiation mode;

the through holes 8 are provided with dust screens 9 at the front side and the rear side, so that dust is prevented from entering the device while air convection is carried out, and the attractiveness of the whole device and the light-emitting effect of the LED lamp chips 10 are influenced;

the LED lamp chips 10 are all subjected to waterproof treatment, in rainy days, moisture can enter the interior of the LED lamp chip 10 to a greater or lesser extent due to the through holes 8, if the LED lamp chip 10 is ordinary, the service life of the LED lamp chip can be shortened due to the influence of water, so that after the waterproof treatment, the moisture can be evaporated due to air convection and the heat generated inside the LED lamp chip, a certain time is needed for the process, and the LED lamp is prevented from being damaged in the waterproof treatment, so that the service life of the LED lamp chip is prolonged.

The working principle is as follows: the metal bracket 7 for the outdoor LED floodlight with the heat dissipation function firmly fixes the whole shell 1, the irradiation angle is adjusted at a certain angle, the shell 1 is filled with heat conduction materials, the heat conduction and heat dissipation capability of the plastic shell is improved, the shell 1 is coated with radiation heat dissipation coating, heat dissipation is carried out to the maximum extent, the lighting device 4 is fixedly connected with the shell 1 through the heat conduction pipes 5, heat generated in the working process of the lighting device 4 is conducted onto the plastic shell 1 through the plurality of heat conduction pipes 5, the heat dissipation work is carried out through the plastic shell 1, a through hole 8 penetrates through the center of the lighting device 4 to form air convection, dust screens 9 are arranged at the front end and the rear end of the through hole 8, dust is prevented while the air convection, dust is prevented from entering the inside of the device, the working effect of the device is influenced, circuit boards 12 behind LED lamp chips 10 are hermetically wrapped in the rectangular cover 13, the interference of moisture in the air to the circuit is reduced, the heat conduction pipe 5 is arranged behind the lighting device 4, the heat dissipation area is increased through the fixed connection of the heat conduction pipe 5 and the heat dissipation fins 6, the heat dissipation effect of the whole device is strong, the applied principle is simple, and the cost is low.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an outdoor LED projecting lamp with heat dissipation function, a serial communication port, includes shell (1), shell (1) top is equipped with convex eaves (3), and shell rear side fixedly connected with support (7), the below of eaves (3) is equipped with clear glass (2), and clear glass is located shell (1) surface, clear glass (2) center line position is equipped with through-hole (8) that a plurality of from top to bottom align to grid, and has lighting device (4) under clear glass (2), lighting device (4) rear side fixedly connected with heat pipe (5), and lighting device (4) left and right sides is equipped with a plurality of heat pipe (5) and shell fixed connection, heat pipe (5) rear side fixedly connected with heat radiation fins (6).

2. The outdoor LED projection lamp with the heat dissipation function according to claim 1, wherein the lighting device (4) comprises a base (11), a through hole (8) corresponding to the transparent glass (2) is formed in a center line of the base (11), the through hole (8) penetrates through the base (11), the transparent glass (2) and the housing (1) to form air convection, a plurality of LED lamp chips (10) are uniformly distributed on the base (11), a circuit board (12) is connected to the rear side of each LED lamp chip (10), and the circuit boards (12) are respectively and independently enclosed in a rectangular cover (13) by taking the through hole (8) as a boundary.

3. The outdoor LED projection lamp with the heat dissipation function according to claim 1, wherein two ends of the bracket (7) are movably connected to two sides of the housing (1) to adjust the irradiation angle of the whole device, and the bracket (7) is made of metal.

4. The outdoor LED spot light with the heat dissipation function according to claim 1, characterized in that the housing (1) is filled with heat conductive material during injection molding, and the surface of the housing (1) is coated with radiation heat dissipation coating.

5. The outdoor LED spot light with the heat dissipation function according to claim 2, wherein the through holes (8) are provided with dust screens (9) at the front and rear sides.

6. The outdoor LED spot light with the heat dissipation function according to claim 2, characterized in that all the LED lamp chips (10) are waterproof treated.