CN212777253U

CN212777253U - LED down lamp heat radiation structure

Info

Publication number: CN212777253U
Application number: CN202022285929.7U
Authority: CN
Inventors: 叶桂龙; 黄俊祥
Original assignee: Dongguan Gemei Lighting Co ltd
Current assignee: Dongguan Gemei Lighting Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-03-23
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a LED down lamp heat radiation structure, which comprises an installation support, wherein a fixed plate is fixedly connected with the middle position of the installation support, the fixed plate divides the support into a light source installation cavity and a power supply assembly installation cavity, a light source is installed at the top of the fixed plate, the light source is positioned in the light source installation cavity, a power supply assembly is installed in the power supply assembly installation cavity, the power supply assembly is electrically connected with the light source, a heat radiation device for radiating the light source is fixedly connected on the inner wall of the installation support, the heat radiation device comprises a heat conduction shell and a refrigeration box, the heat conduction shell is fixedly connected on the inner wall of the installation support, the heat conduction shell is matched with the installation support, the heat conduction shell is fixedly connected with the fixed plate, the bottom of the heat conduction shell is fixedly connected with a first heat conduction column, the first heat conduction, the utility model discloses the radiating effect is good, simple structure and heat dissipation scope are wide.

Description

LED down lamp heat radiation structure

Technical Field

The utility model relates to the field of lighting technology, specifically a LED down lamp heat radiation structure.

Background

At present, with the aging of the manufacturing and packaging technology of LED chips, the cost of LED elements is greatly reduced, and LEDs are more and more widely used. In the LED illumination field, the energy-saving and long-life advantages of LEDs are fully embodied, more and more traditional down lamps are replaced by LED down lamps, and more LED down lamps are introduced in the market.

The following problems also exist in the prior art: 1. in the prior art, a heat dissipation structure of an LED tube lamp is generally used for dissipating heat by using a heat dissipation fin, the heat dissipation effect of the heat dissipation fin is poor, and only part of the whole structure can be dissipated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED down lamp heat radiation structure that radiating effect is good, simple structure and heat dissipation scope are wide to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a LED down lamp heat radiation structure, includes the installing support, installing support intermediate position fixedly connected with fixed plate, light source installation cavity and power supply module installation cavity are separated into with the support to the fixed plate, the light source is installed at the top of fixed plate, the light source is located in the light source installation cavity, power supply module is installed to power supply module installation cavity, power supply module with the light source electricity is connected, fixedly connected with is used for on the inner wall of installing support the radiating heat abstractor of light source can realize whole radiating effect to overall structure through heat abstractor, has improved the radiating effect of LED down lamp, has prolonged the life of part.

Preferably, the heat dissipation device comprises a heat conduction shell and a refrigeration box, the heat conduction shell is fixedly connected to the inner wall of the mounting bracket, the heat conduction shell is matched with the mounting bracket, the heat conduction shell is fixedly connected with the fixing plate, the bottom of the heat conduction shell is fixedly connected with a plurality of first heat conduction columns, the plurality of first heat conduction columns penetrate through the mounting bracket and extend to the outside of the mounting bracket, the refrigeration box is filled with refrigeration liquid, the refrigeration box is provided with mounting grooves, the number of the mounting grooves is matched with the number of the first heat conduction columns, the first heat conduction columns are fixedly connected with the mounting grooves, the shapes of the mounting grooves are matched with the shapes of the mounting bracket, heat conduction sheets are mounted on the inner walls of two sides of the mounting bracket, and the two heat conduction sheets penetrate through the heat conduction shell, two fixedly connected with light-passing board between the conducting strip, the bottom fixedly connected with second heat conduction post of conducting strip, the second heat conduction post runs through the fixed plate and with refrigeration roof portion connects, through the setting of refrigeration case, can increase radiating effect and radiating efficiency, can absorb the heat on fixed plate and the installing support through setting up of heat conduction shell, cools off in leading-in refrigeration case of the heat that will absorb through first heat conduction post, can realize the installation to first heat conduction post through setting up of mounting groove, also can make overall structure compacter, reduces the occupation space of first heat conduction post.

Preferably, the bottom of refrigeration case has been seted up respectively and has been put entry and discharge port, it all rotates and is connected with the sealing member to put entry and discharge port department, the sealing member includes sealing door, sealing door rotate connect in the bottom of refrigeration case, fixedly connected with fixture block on the side of sealing door, the bottom of refrigeration case seted up with the draw-in groove of fixture block looks adaptation can realize portable packing and the change to the refrigerating fluid through putting the entry and setting up of discharge port, can realize the sealed effect to putting entry and discharge port through setting up of sealing member, guarantees the leakproofness of refrigeration case, reinforcing refrigeration case's radiating effect and radiating efficiency.

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

the utility model discloses a heat abstractor can realize the whole radiating action to overall structure, the radiating effect of LED down lamp has been improved, the life of part has been prolonged, setting through the refrigeration case, radiating effect and radiating efficiency can be increased, can absorb the heat on fixed plate and the installing support through setting up of heat conduction shell, cool the heat of absorption in leading-in refrigeration case through first heat conduction post, the installation to first heat conduction post can be realized through setting up of mounting groove, also can make overall structure compacter, reduce the occupation space of first heat conduction post.

Drawings

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

fig. 2 is a schematic view of the overall structure of the present invention at another angle;

FIG. 3 is a schematic view of the structural connection between the mounting bracket and the refrigeration box of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1-mounting a bracket; 2, fixing a plate; 3-a light source installation cavity; 4-power supply assembly mounting cavity; 5-a light source; 6-power supply components; 7-a heat sink; 8-a thermally conductive shell; 9-a refrigeration box; 10-a first thermally conductive post; 11-mounting grooves; 12-a thermally conductive sheet; 13-a light-transmitting plate; 14-a second thermally conductive post; 15-a discharge port; 16-a discharge port; 17-a seal; 18-a sealing door; 19-a fixture block; 20-card slot.

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.

Please refer to fig. 1-4, a heat dissipation structure of an LED tube light shown in the figure, which includes a mounting bracket 1, a fixing plate 2 is fixedly connected to a middle position of the mounting bracket 1, the fixing plate 2 separates the bracket into a light source mounting cavity 3 and a power supply assembly mounting cavity 4, a light source 5 is mounted at a top of the fixing plate 2, the light source 5 is located in the light source mounting cavity 3, a power supply assembly 6 is mounted in the power supply assembly mounting cavity 4, the power supply assembly 6 is electrically connected with the light source 5, a heat dissipation device 7 for dissipating heat of the light source 5 is fixedly connected to an inner wall of the mounting bracket 1, an overall heat dissipation effect of the overall structure can be realized through the heat dissipation device 7, a heat dissipation effect of the LED tube.

The heat dissipation device 7 comprises a heat conduction shell 8 and a refrigeration box 9, the heat conduction shell 8 is fixedly connected on the inner wall of a mounting bracket 1, the heat conduction shell 8 is matched with the mounting bracket 1, the heat conduction shell 8 is fixedly connected with a fixed plate 2, the bottom of the heat conduction shell 8 is fixedly connected with a plurality of first heat conduction columns 10, the plurality of first heat conduction columns 10 all penetrate through the mounting bracket 1 and extend to the outside of the mounting bracket 1, the refrigeration box 9 is filled with refrigeration liquid, the refrigeration box 9 is provided with mounting grooves 11, the number of the mounting grooves 11 is matched with that of the first heat conduction columns 10, the first heat conduction columns 10 are fixedly connected with the mounting grooves 11, the shape of the mounting grooves 11 is matched with that of the mounting bracket 1, the inner walls on two sides of the mounting bracket 1 are both provided with heat conduction sheets 12, the two heat conduction sheets 12 all penetrate through the heat conduction shell 8, and a light transmission plate 13 is fixedly connected, bottom fixedly connected with second heat conduction post 14 of conducting strip 12, second heat conduction post 14 runs through fixed plate 2 and is connected with refrigeration case 9 top, setting through refrigeration case 9, can increase radiating effect and radiating efficiency, setting through heat conduction shell 8 can absorb the heat on fixed plate 2 and the installing support 1, cool off the heat of absorption in leading-in refrigeration case 9 of first heat conduction post 10, setting through mounting groove 11 can realize the installation to first heat conduction post 10, also can make overall structure compacter, reduce the occupation space of first heat conduction post 10.

Put into mouth 15 and discharge port 16 have been seted up respectively to the bottom of refrigeration case 9, it all rotates to be connected with sealing member 17 to put into mouth 15 and discharge port 16 department, sealing member 17 includes sealing door 18, sealing door 18 rotates the bottom of connecting in refrigeration case 9, fixedly connected with fixture block 19 on the side of sealing door 18, draw-in groove 20 with fixture block 19 looks adaptation is seted up to the bottom of refrigeration case 9, can realize portable packing and the change to the refrigerant liquid through putting into mouth 15 and discharge port 16's setting, can realize the sealed effect to putting into mouth 15 and discharge port 16 through the setting of sealing member 17, guarantee the leakproofness of refrigeration case 9, strengthen refrigeration case 9's radiating effect and radiating efficiency.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a LED down lamp heat radiation structure, includes installing support (1), installing support (1) intermediate position fixedly connected with fixed plate (2), light source installation cavity (3) and power supply module installation cavity (4) are separated into with the support to fixed plate (2), light source (5) are installed at the top of fixed plate (2), light source (5) are located in light source installation cavity (3), install power supply module (6) in power supply module installation cavity (4), power supply module (6) with light source (5) electricity is connected, its characterized in that: and the inner wall of the mounting bracket (1) is fixedly connected with a heat dissipation device (7) for dissipating heat of the light source (5).

2. An LED down lamp heat radiation structure according to claim 1, characterized in that: the heat dissipation device (7) comprises a heat conduction shell (8) and a refrigeration box (9), the heat conduction shell (8) is fixedly connected to the inner wall of the mounting bracket (1), the heat conduction shell (8) is matched with the mounting bracket (1), the heat conduction shell (8) is fixedly connected with the fixing plate (2), the bottom of the heat conduction shell (8) is fixedly connected with a first heat conduction column (10), the first heat conduction columns (10) are provided with a plurality of heat conduction columns, the first heat conduction columns (10) penetrate through the mounting bracket (1) and extend to the outside of the mounting bracket (1), the refrigeration box (9) is filled with refrigeration liquid, a mounting groove (11) is formed in the refrigeration box (9), the number of the mounting groove (11) is matched with the number of the first heat conduction columns (10), and the first heat conduction columns (10) are fixedly connected with the mounting groove (11), the shape of mounting groove (11) with the shape looks adaptation of installing support (1), all install conducting strip (12), two on the both sides inner wall of installing support (1) conducting strip (12) all run through heat conduction shell (8), two fixedly connected with light-passing board (13) between conducting strip (12), bottom fixedly connected with second heat conduction post (14) of conducting strip (12), second heat conduction post (14) run through fixed plate (2) and with refrigeration case (9) top is connected.

3. An LED down lamp heat radiation structure according to claim 2, characterized in that: put into mouth (15) and discharge port (16) have been seted up respectively to the bottom of refrigeration case (9), put into mouth (15) and discharge port (16) department and all rotate and be connected with sealing member (17), sealing member (17) include sealing door (18), sealing door (18) rotate connect in the bottom of refrigeration case (9), fixedly connected with fixture block (19) on the side of sealing door (18), the bottom of refrigeration case (9) seted up with draw-in groove (20) of fixture block (19) looks adaptation.