CN212390327U

CN212390327U - LED lamp body heat dissipation device

Info

Publication number: CN212390327U
Application number: CN202021452410.7U
Authority: CN
Inventors: 王小亮
Original assignee: Shanghai Taixuan Electronic Technology Co ltd
Current assignee: Shanghai Taixuan Electronic Technology Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-01-22
Anticipated expiration: 2030-07-22

Abstract

The utility model provides a LED lamp body heat abstractor, including shell body and lamp shade, the bottom outside fixed mounting of shell body has the lamp shade, the outer wall trompil of shell body is provided with the inlet port, bracing piece fixedly connected with micro motor is passed through at the middle part of shell body, the output of micro motor bottom rotates through the transmission shaft and is connected with the flabellum, the inside horizontal fixed mounting of lamp shade has the heating panel, the equal opening of left right-hand member of heating panel inner wall is provided with the mounting groove, the inside opening of heating panel is provided with well cavity, the outside of heating panel is inserted and is equipped with outer radiating fin, the middle part trompil of heating panel is provided with the louvre, the. The utility model discloses possess good heat dispersion, the radiating rate is faster, further improvement the life of LED lamp.

Description

LED lamp body heat dissipation device

Technical Field

The utility model relates to a LED lamp technical field especially relates to a LED lamp body heat abstractor.

Background

The LED lamp housing is one of LED accessories, and is a protective cover for better gathering light, concentrating the light and reducing the damage of the light to eyes. The prior art discloses the application numbers as follows: 200820039270.3A LED street lamp with built-in heat sink comprises a lamp housing composed of an upper lamp housing and a lower lamp housing, a reflector fixedly mounted on the lower lamp housing, and a heat sink with lower end surface fixed on the reflector; the heat conducting substrate of the LED light source module is fixedly connected with the lower end face of the radiator, the LED light source module is positioned in the central hole of the reflector, heat conducting glue is filled between the heat conducting substrate of the LED light source module and the lower end face of the radiator, and the light distribution lens is hermetically arranged in the central hole of the reflector; a sealing ring is arranged between the reflecting cover and the lower end face of the radiator, and the central hole is positioned in the sealing ring; the periphery of the lampshade is embedded in the flanging of the reflecting cover in a sealing manner, and the power supply controller is fixed on the lower lamp shell. The LED light source module is adopted to replace the traditional light source, so that 80% of energy can be saved, and heat emitted by the LED light source module can be dissipated in time through the radiator, so that the LED light source module works in an allowable temperature range, and the lighting effect is ensured; the lamp housing and the lampshade of the traditional street lamp are directly adopted, the structure is simple, and the manufacturing cost is low. However, the device has a slow heat dissipation speed in the process of dissipating heat of the LED light source module, heat cannot be rapidly conducted out, and the LED light source module is in a heating state for a long time and is easy to affect the service life of the LED light source module.

Disclosure of Invention

The utility model aims at solving the problem existing in the background art, and providing a LED lamp body heat abstractor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a LED lamp body heat abstractor, includes shell body and lamp shade, the bottom outside fixed mounting of shell body has the lamp shade, the outer wall trompil of shell body is provided with the inlet port, bracing piece fixedly connected with micro motor is passed through at the middle part of shell body, the output of micro motor bottom is rotated through the transmission shaft and is connected with the flabellum, the inside horizontal fixed mounting of lamp shade has the heating panel, the equal opening of the left and right ends of heating panel inner wall is provided with the mounting groove, the inside opening of heating panel is provided with well cavity, the outside of heating panel is inserted and is equipped with outer radiating fin, the middle part trompil of heating panel is provided with the louvre, the middle part fixed mounting of.

Preferably, the middle part of the fan blade below the micro motor and the middle part of the aluminum substrate are located on the same vertical horizontal plane, and the micro motor, the aluminum substrate and the LED lamp beads are all independently and electrically connected with an external power supply through power lines.

Preferably, the outer wall of the heat dissipation plate is equidistantly provided with 10-20 outer heat dissipation pieces, and the outer heat dissipation pieces are annularly arranged around the outer wall of the heat dissipation plate.

Preferably, one side of the outer heat dissipation sheet close to the middle of the heat dissipation plate is embedded into a hollow cavity arranged inside the heat dissipation plate, and the outer heat dissipation sheet is arranged on the outer side of the lampshade.

Preferably, the vertical opening in the heat dissipation plate is provided with 20-40 heat dissipation holes, and the heat dissipation plate is arranged in the hollow cavity in a penetrating manner.

Preferably, the aluminum substrate is embedded in a mounting groove of the heat dissipation plate, and the aluminum substrate is fitted with the mounting groove.

The utility model provides a LED lamp body heat abstractor has following beneficial effect:

1. this kind of LED lamp body heat abstractor is through being provided with outer radiating fin for when LED lamp pearl of aluminium base board below produced heat at the operation in-process, the heat can be in heat conduction to the coolant liquid in the heating panel, follow-up coolant liquid can be with its adsorbed heat through the outside of outer radiating fin heat conduction to lamp shade, and the radiating rate is faster, and the effect is better.

2. This kind of LED lamp body heat abstractor is through being provided with the flabellum, and when LED lamp pearl below aluminium base board produced heat at the operation in-process, micro motor drove the flabellum and rotates and produce the air current, blows to the upper surface of aluminium base board, dispels the heat to aluminium base board for aluminium base board surface thermal loss speed, further improvement the life of aluminium base board and LED lamp pearl.

3. This kind of LED lamp body heat abstractor is through being provided with the louvre for when micro motor drives the flabellum and rotates the production air current, blow to the upper surface of aluminium base board, partial air current can pass the louvre of heating panel and discharge, carries out the cooling of dispelling the heat through the adsorbed heat in the louvre to the heating panel, further improvement the life of aluminium base board and LED lamp pearl.

Drawings

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

FIG. 2 is a schematic top view of a partial structure of the heat dissipation plate of the present invention;

FIG. 3 is a schematic top sectional view of a partial structure of the heat dissipating plate of the present invention;

fig. 4 is an enlarged schematic structural diagram of fig. 1A of the present invention.

Illustration of the drawings:

1-outer shell, 101-air inlet hole, 2-lampshade, 3-micromotor, 301-fan blade, 4-heat dissipation plate, 401-mounting groove, 402-hollow cavity, 403-outer heat dissipation plate, 5-heat dissipation hole, 6-aluminum substrate and 7-LED lamp bead.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a heat dissipation device for a lamp housing of an LED lamp, including an outer housing 1 and a lamp shade 2, the lamp shade 2 is fixedly mounted at the outside of the bottom end of the outer housing 1, an air inlet 101 is formed in an opening of the outer wall of the outer housing 1, a micro motor 3 is fixedly connected to the middle of the outer housing 1 through a support rod, a fan blade 301 is rotatably connected to an output end of the bottom of the micro motor 3 through a transmission shaft, a heat dissipation plate 4 is transversely and fixedly mounted inside the lamp shade 2, openings of left and right ends of the inner wall of the heat dissipation plate 4 are provided with mounting grooves 401, an inner opening of the heat dissipation plate 4 is provided with a hollow cavity 402, an outer heat dissipation plate 403 is inserted outside the heat dissipation plate 4, a heat.

In this embodiment, the middle part of below flabellum 301 is in on the same vertical horizontal plane with aluminium base board 6's middle part in micro motor 3, aluminium base board 6 and LED lamp pearl 7 are all through independent electric connection between power cord and the external power source, make when the device is when the circular telegram, micro motor 3 accessible drives flabellum 301 and rotates the production air current, blow to aluminium base board 6's upper surface, dispel the heat to aluminium base board 6, accelerate the thermal loss speed in aluminium base board 6 surface, further improvement aluminium base board 6 and LED lamp pearl 7's life.

In this embodiment, the outer wall of the heat dissipation plate 4 is equidistantly provided with 10 to 20 outer heat dissipation fins 403, and the outer heat dissipation fins 403 are annularly arranged around the outer wall of the heat dissipation plate 4, so that the plurality of outer heat dissipation fins 403 can quickly dissipate heat into the air, and the heat dissipation speed is faster and the effect is better.

In this embodiment, one side embedding that outer heat dissipation piece 403 is close to heat dissipation plate 4 middle part sets up in the cavity 402 of heat dissipation plate 4 inside, outer heat dissipation piece 403 sets up in the outside of lamp shade 2, when LED lamp pearl 7 of aluminium base board 6 below is when the operation in-process produced heat, the heat can be conducted to the coolant liquid of cavity 402 in heat dissipation plate 4 in, follow-up coolant liquid can be with its adsorbed heat through the outside of outer heat dissipation piece 403 heat conduction to lamp shade 2, make the heat give off to the air fast, the radiating rate is faster, the effect is better.

In this embodiment, 20 to 40 heat dissipation holes 5 are formed in the vertical opening inside the heat dissipation plate 4, the heat dissipation plate 4 is arranged in the hollow cavity 402 in a penetrating manner, the micro motor 3 can drive the fan blades 301 to rotate to generate air flow, when the air flow is blown to the upper surface of the aluminum substrate 6, part of the air flow can pass through the heat dissipation holes 5 of the heat dissipation plate 4 to be discharged, and heat absorbed by the heat dissipation plate 4 is dissipated and cooled through the heat dissipation holes 5, so that the service lives of the aluminum substrate 6 and the LED lamp beads 7 are further prolonged.

In this embodiment, the aluminum substrate 6 is embedded in the mounting groove 401 of the heat dissipation plate 4, and the aluminum substrate 6 is fitted with the mounting groove 401, so that when the aluminum substrate 6 is mounted in the mounting groove 401 of the heat dissipation plate 4, the aluminum substrate 6 is suspended, the contact surface with the outside air is increased, and the heat dissipation effect of the aluminum substrate 6 and the LED lamp beads 7 of the device is further improved.

The working principle is as follows: when the LED lamp beads 7 below the aluminum substrate 6 generate heat in the operation process, the heat can be conducted to the cooling liquid of the hollow cavity 402 in the heat dissipation plate 4, the subsequent cooling liquid can conduct the heat absorbed by the subsequent cooling liquid to the outer side of the lampshade 2 through the outer heat dissipation sheet 403, so that the heat can be quickly dissipated to the air, the heat dissipation speed is higher, the effect is better, meanwhile, the micro motor 3 can drive the fan blades 301 to rotate to generate air flow, the air flow is blown to the upper surface of the aluminum substrate 6, the heat dissipation is carried out on the aluminum substrate 6, the loss speed of the surface heat of the aluminum substrate 6 is accelerated, the service lives of the aluminum substrate 6 and the LED lamp beads 7 are further prolonged, the subsequent air flow can penetrate through the heat dissipation holes 5 of the heat dissipation plate 4 to be discharged, the heat absorbed by the heat dissipation holes 5 in the heat dissipation plate 4 is cooled, and the.

The above, 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. A lamp shell heat dissipation device of an LED lamp comprises an outer shell (1) and a lamp shade (2), wherein the lamp shade (2) is fixedly installed on the outer side of the bottom of the outer shell (1), and is characterized in that an air inlet (101) is formed in an outer wall opening of the outer shell (1), a micro motor (3) is fixedly connected to the middle of the outer shell (1) through a support rod, an output end of the bottom of the micro motor (3) is rotatably connected with fan blades (301) through a transmission shaft, a heat dissipation plate (4) is transversely and fixedly installed in the lamp shade (2), mounting grooves (401) are formed in the left end and the right end of the inner wall of the heat dissipation plate (4) in an opening mode, a hollow cavity (402) is formed in the inner opening of the heat dissipation plate (4), outer heat dissipation plates (403) are inserted in the outer, the LED lamp is characterized in that an aluminum substrate (6) is fixedly mounted in the middle of the heat dissipation plate (4), and LED lamp beads (7) are fixedly mounted at the bottom end of the aluminum substrate (6).

2. The lamp housing heat dissipation device of the LED lamp according to claim 1, wherein the middle of the lower fan blade (301) of the micro motor (3) and the middle of the aluminum substrate (6) are located on the same vertical horizontal plane, and the micro motor (3), the aluminum substrate (6) and the LED lamp bead (7) are electrically connected to an external power source through power lines independently.

3. The lamp housing heat sink for the LED lamp according to claim 1, wherein 10 to 20 outer heat dissipation fins (403) are equidistantly disposed on the outer wall of the heat dissipation plate (4), and the outer heat dissipation fins (403) are annularly disposed around the outer wall of the heat dissipation plate (4).

4. The lamp housing heat sink for LED lamp according to claim 1, wherein one side of the outer heat sink (403) near the middle of the heat sink (4) is embedded in a hollow cavity (402) disposed inside the heat sink (4), and the outer heat sink (403) is disposed outside the lamp housing (2).

5. The heat sink for the lamp housing of the LED lamp according to claim 1, wherein the heat sink plate (4) has 20-40 heat dissipating holes (5) formed in the vertical hole, and the heat sink plate (4) is disposed through the hollow cavity (402).

6. The heat sink for the lamp housing of the LED lamp according to claim 1, wherein the aluminum substrate (6) is embedded in a mounting groove (401) of the heat sink (4), and the aluminum substrate (6) is engaged with the mounting groove (401).