CN219222135U

CN219222135U - Heat radiation structure of LED illuminating lamp

Info

Publication number: CN219222135U
Application number: CN202320759376.5U
Authority: CN
Inventors: 刘敏
Original assignee: Anhui Xingnuo Lighting Electric Co ltd
Current assignee: Anhui Xingnuo Lighting Electric Co ltd
Priority date: 2023-04-09
Filing date: 2023-04-09
Publication date: 2023-06-20
Anticipated expiration: 2033-04-09

Abstract

The utility model discloses a radiating structure of an LED illuminating lamp, which comprises a lamp holder, a shell and a lampshade, wherein an annular mounting step is arranged in the middle of the inner wall of the shell, a partition plate component is fixedly arranged at the bottom of the mounting step, a radiator fan is arranged at the bottom of a heat insulation component, a support is fixedly arranged at the top of the radiator fan, the radiator fan is fixedly arranged at the bottom of the heat insulation component through the support, the heat insulation component comprises an upper partition plate and a lower partition plate, the upper partition plate and the lower partition plate are all provided with the same disc structure, the inside of the LED lamp can be divided into an independent mounting space from top to bottom, the heat of a driving power panel and the heat of the LED lamp panel are prevented from being collected together, the heat dissipation is not facilitated, meanwhile, the heat of a radiating fin is effectively prevented from being baked, the service life of an upper component of the driving power panel is seriously affected by long-term high-temperature baking, the middle of the upper partition plate and the lower partition plate is arranged through a connecting column, and a hollow area is formed in the middle, the heat transfer is prevented or slowed down.

Description

Heat radiation structure of LED illuminating lamp

Technical Field

The utility model relates to the technical field of LED lamps, in particular to a heat dissipation structure of an LED illuminating lamp.

Background

The LED bulb lamp is a novel energy-saving lamp for replacing the traditional incandescent bulb, the traditional incandescent lamp is high in energy consumption and short in service life, the traditional incandescent lamp is gradually eliminated by the market, an electronic energy-saving lamp is replaced with the LED bulb lamp, the electronic energy-saving lamp improves the energy-saving effect, but the LED bulb lamp has a large trend of being contrary to the environment protection due to the fact that a plurality of heavy metal elements polluting the environment are used, therefore, the LED bulb lamp is a semiconductor material chip capable of being electrified and luminous, silver glue or white glue is used for solidifying the LED bulb lamp on a support, then a silver wire or gold wire is used for connecting the chip and a circuit board, then a shell is installed, and the shock resistance of the LED bulb lamp is good.

At present, when the LED lamp is electrified and used, the heating condition can also occur, the most common heat dissipation mode is that an aluminum heat dissipation fin is used as a part of a shell to increase the heat dissipation area, or the heat dissipation effect is improved by making the heat dissipation fin into a shape corresponding to the shell and installing the heat dissipation fin in the shell, and the two modes are generally adopted in the market, wherein the inside of the shell is a complete independent space, so that heat generated by components on the lamp panel electronic or the PCB board is collected in the shell, heat dissipation is not facilitated, meanwhile, the PCB board is installed at the top close to the heat dissipation fin for installation convenience, or is directly placed in the center of the heat dissipation fin, so that the heat of the PCB board is transferred to the PCB board on one hand to dissipate heat of the lamp panel, and the baking effect is formed.

Therefore, a person skilled in the art provides a heat dissipation structure of an LED lighting lamp to solve the problems set forth in the background art.

Disclosure of Invention

The utility model aims to provide a heat radiation structure of an LED illuminating lamp, which is characterized in that an installation step is formed in the shell, and a partition plate assembly is installed, so that the space in the shell is divided into an upper group and a lower group which are independent, therefore, heat between a driving power board and an LED lamp panel is not collected in an instrument, heat radiation is facilitated, and meanwhile, the condition that the driving power board is baked due to heat formation of heat radiation fins is avoided, so that the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a LED light heat radiation structure, includes lamp stand, shell and lamp shade, the bottom fixed mounting shell of lamp stand, and shell bottom fixed mounting has the lamp shade, shell inner wall middle part is provided with annular installation step, and installation step department bottom fixed mounting has the baffle subassembly, and the bottom of thermal-insulated subassembly is provided with radiator fan, and radiator fan's top fixed mounting has the support, and radiator fan passes through support and thermal-insulated subassembly bottom fixed mounting.

As a still further aspect of the present utility model, the heat insulation assembly includes an upper partition plate and a lower partition plate, both of which are provided in the same disc structure.

As a still further proposal of the utility model, the top center of the lower baffle plate is symmetrically provided with connecting columns, the top of the upper baffle plate is penetrated and provided with fixing screws, and the fixing screws penetrate through the upper baffle plate to extend into the connecting columns to be connected through threads.

As a still further proposal of the utility model, the heat radiation fan is arranged at the center of the bottom of the lower partition board, the outer surface of the shell is equidistantly provided with a plurality of groups of heat radiation grooves, and the upper end and the lower end in the heat radiation grooves are provided with a plurality of groups of through holes penetrating through the shell.

As a still further scheme of the utility model, the top of the lampshade is embedded with the LED lamp panel, the top of the LED lamp panel is provided with the radiating fins, and the radiating fins are arranged right below the radiating fan.

As a still further scheme of the utility model, the centers of the LED lamp panel and the heat insulation component are provided with lead holes for threading.

As a still further aspect of the present utility model.

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

1. through last baffle, the lower baffle that sets up, can be with the inside independent installation space about being divided into of LED lamp, avoid driving power supply board and LED lamp plate's heat to collect together, be unfavorable for the heat dissipation, also can effectually avoid heat radiation fin's heat simultaneously, form and toast driving power supply board, roast the life of seriously influencing components and parts on the driving power supply board for a long time high temperature, in order to further improve thermal-insulated effect, go up the baffle and pass through the spliced pole installation in the middle of the baffle down, form hollow region in the middle of, avoid or slow down thermal transmission.

2. Through the radiator fan, air at the bottom of the shell can be forced to flow, and heat on the radiator fins is taken away.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a heat dissipation structure of an LED lighting lamp;

FIG. 2 is an overall exploded view of a heat dissipating structure of an LED lamp;

FIG. 3 is a schematic view of a step structure installed in a housing of a heat dissipation structure of an LED illumination lamp;

fig. 4 is a schematic diagram of a housing and heat insulation assembly mounting structure of a heat dissipation structure of an LED lighting lamp.

In the figure: 1. a lamp holder; 101. a housing; 102. a heat sink; 103. a lamp shade; 104. a heat radiation fin; 105. an LED lamp panel; 2. driving a power panel; 201. a set screw; 202. a connecting column; 203. an upper partition plate; 204. a lower partition plate; 205. a heat radiation fan; 206. mounting steps; 207. and (3) a bracket.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the utility model, a heat dissipation structure of an LED lighting lamp includes a lamp holder 1, a housing 101 and a lampshade 103, wherein the housing 101 is fixedly installed at the bottom of the lamp holder 1, and the lampshade 103 is fixedly installed at the bottom of the housing 101.

As shown in fig. 1-4, an annular mounting step 206 is arranged in the middle of the inner wall of the housing 101, a partition plate assembly is fixedly arranged at the bottom of the mounting step 206, a cooling fan 205 is arranged at the bottom of the heat insulation assembly, a bracket 207 is fixedly arranged at the top of the cooling fan 205, the cooling fan 205 is fixedly arranged at the bottom of the heat insulation assembly through the bracket 207, an LED lamp panel 105 is embedded and mounted at the top of the lamp cover 103, cooling fins 104 are arranged at the top of the LED lamp panel 105, the cooling fins 104 are arranged under the cooling fan 205, and air circulation in the bottom of the housing 101 can be forced through the cooling fan 205, so that the cooling fins 104 exchange hot air with the outside.

As shown in fig. 1-4, the heat insulation assembly comprises an upper partition plate 203 and a lower partition plate 204, wherein the upper partition plate 203 and the lower partition plate 204 are all provided with the same disc structure, connecting columns 202 are symmetrically arranged at the center of the top of the lower partition plate 204, fixing screws 201 penetrate through the top of the upper partition plate 203, the fixing screws 201 penetrate through the upper partition plate 203 to extend into the connecting columns 202 to be connected through threads, the connecting columns 202 vertically separate the upper partition plate 203 from the lower partition plate 204, and hollow areas are formed in the middle of the upper partition plate and the lower partition plate, so that heat transfer is avoided or slowed down.

As shown in fig. 1-4, a cooling fan 205 is disposed at the center of the bottom of the lower partition 204, a plurality of groups of cooling slots 102 are formed on the outer surface of the housing 101 at equal intervals, a plurality of groups of through holes (not shown in the drawings) penetrating through the housing 101 are formed at the upper and lower ends of the cooling slots 102 for internal air circulation, wire leading holes for threading are formed at the centers of the LED lamp panels 105 and the heat insulation components for laying wires, a driving power panel 2 is fixedly mounted in the lamp base 1, and the driving power panel 2 is provided with component devices and is electrically connected with the cooling fan 205 and the LED lamp panels 105.

The working principle of the utility model is as follows: the installation step 206 is formed in the middle of the inner wall of the shell 101, the upper partition plate 203 and the lower partition plate 204 are installed, the inside of the LED lamp can be divided into an independent installation space from top to bottom, heat of the driving power panel 2 and the LED lamp panel 105 is prevented from being collected together, heat dissipation is not facilitated, heat of the radiating fins 104 can be effectively avoided, the driving power panel 2 is baked, the service life of components on the driving power panel 2 is seriously affected by long-term high-temperature baking, in order to further improve the heat insulation effect, the upper partition plate 203 and the lower partition plate 204 are installed through the connecting column 202, the upper partition plate 203 and the lower partition plate 204 are separated up and down through the connecting column 202, a hollow area is formed in the middle, heat transfer is avoided or slowed down, and the arranged radiating fan 205 can force air at the bottom in the shell 101 to flow, and heat on the radiating fins 104 is taken away.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a LED light heat radiation structure, includes lamp stand (1), shell (101) and lamp shade (103), bottom fixed mounting shell (101) of lamp stand (1), shell (101) bottom fixed mounting has lamp shade (103), its characterized in that: annular mounting steps (206) are arranged in the middle of the inner wall of the shell (101), partition plate assemblies are fixedly mounted at the bottoms of the mounting steps (206), cooling fans (205) are arranged at the bottoms of the heat insulation assemblies, supports (207) are fixedly mounted at the tops of the cooling fans (205), and the cooling fans (205) are fixedly mounted at the bottoms of the heat insulation assemblies through the supports (207).

2. The heat dissipation structure of an LED lighting lamp as set forth in claim 1, wherein the heat insulation assembly includes an upper partition plate (203) and a lower partition plate (204), and the upper partition plate (203) and the lower partition plate (204) are each provided in the same disc structure.

3. The heat dissipation structure of an LED lighting lamp according to claim 2, wherein the top center of the lower partition plate (204) is symmetrically provided with a connecting column (202), the top of the upper partition plate (203) is provided with a fixing screw (201) in a penetrating manner, and the fixing screw (201) penetrates through the upper partition plate (203) to extend into the connecting column (202) to be connected through threads.

4. The heat dissipation structure of an LED lighting lamp according to claim 3, wherein the heat dissipation fan (205) is located at the center of the bottom of the lower partition plate (204), a plurality of groups of heat dissipation grooves (102) are formed in the outer surface of the housing (101) at equal intervals, and a plurality of groups of through holes penetrating through the housing (101) are formed in the upper end and the lower end of the heat dissipation grooves (102).

5. The heat radiation structure of the LED lighting lamp according to claim 1, wherein the top of the lamp cover (103) is embedded with an LED lamp panel (105), the top of the LED lamp panel (105) is provided with a heat radiation fin (104), and the heat radiation fin (104) is arranged under the heat radiation fan (205).

6. The heat dissipation structure of an LED lighting lamp as set forth in claim 5, wherein the LED lamp panel (105) and the heat insulation assembly are provided with a wire hole for threading at the center.

7. The heat radiation structure of the LED illuminating lamp according to claim 1, wherein a driving power board (2) is fixedly arranged in the lamp holder (1).