CN220152687U - Light source heat abstractor - Google Patents

Abstract

The utility model discloses a light source heat dissipation device which comprises an LED spotlight and an LED lamp holder, wherein the bottom end of the LED spotlight is provided with the LED lamp holder, the bottom end of the LED lamp holder is fixedly provided with an LED lamp fixing seat, the bottom end of the LED lamp fixing seat is fixedly provided with a heat dissipation base, four groups of fin mounting grooves are formed in the heat dissipation base, fin welding strips are arranged in the fin mounting grooves, and a plurality of groups of heat dissipation fins are welded at the fin welding strips. The light source heat radiation device is provided with the heat radiation fins, the fin welding strips, the driving motor and the negative pressure heat radiation fan, after the LED spotlight is electrified, the driving motor drives the negative pressure heat radiation fan to rotate, high temperature emitted by the LED spotlight is radiated into the fin mounting groove of the heat radiation base from four directions and rapidly emitted out through a plurality of groups of heat radiation fins, and each group of heat radiation fins is directly welded in the fin mounting groove by adopting the fin welding strips, so that the structure is compact, the heat radiation efficiency is high, and the problem of poor heat radiation efficiency is solved.

Description

Light source heat abstractor

Technical Field

The utility model relates to the technical field of light source heat dissipation, in particular to a light source heat dissipation device.

Background

When the LED spotlight works, the aluminum substrate, the pins, the chips and the like in the mounting seat can generate high temperature, the temperature in the mounting seat is more required to be outwards diffused, and when the temperature of the housing and the temperature of the chips reach more than 80 ℃, the LED spotlight is required to be radiated by means of an external radiating mechanism so as to reduce the service life loss of the spotlight.

According to application number CN202221783145.X, a heat dissipation device for an LED light source is disclosed, comprising a housing; the inner wall of the shell is fixedly connected with a heat conduction layer; a plurality of groups of holes are formed in the heat conducting layer; a plurality of groups of holes penetrate through the heat conducting layer, and the holes are mutually communicated in the heat conducting layer; an LED light source is clamped at one side of the heat conduction layer far away from the inner wall of the shell; when the LED light source works, heat energy generated by the LED light source can be transferred to the heat conducting layer, the heat conducting layer absorbs the heat energy to enable the heat energy of the LED light source to be reduced, a part of the heat energy of the heat conducting layer can be conducted to the radiating fin, through the through holes formed in the radiating fin, the radiating efficiency of the radiating fin is accelerated, the fan blades above the shell are rotated to increase the flowing speed of surrounding air, and the airflow in the holes communicated inside and the airflow on the surface of the radiating fin are accelerated.

The heat dissipation of the technical scheme can only be carried out aiming at the LED lamp shell, and the heat dissipation efficiency of the pins, the aluminum substrate and the chips is poor in the LED lamp holder, so that the heat cannot be dissipated in time. Therefore, we propose a light source heat sink to solve this problem.

Disclosure of Invention

The utility model aims to provide a light source heat dissipation device to solve the problem of insufficient heat dissipation efficiency of a mounting seat in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a light source heat abstractor, includes LED shot-light and LED lamp stand, the LED lamp stand is installed to the bottom of LED shot-light, the bottom fixed mounting of LED lamp stand has the LED lamp fixing base, LED lamp fixing base bottom fixed mounting has the radiating base, the inside four sets of fin mounting grooves that are provided with of radiating base, the inside of fin mounting groove all is provided with the fin welding strip, fin welding strip department welding has multiunit radiator fin, radiator fin extends to outside from the fin mounting groove, four sets of driving motor are installed to LED lamp fixing base inner wall, driving motor's output shaft fixedly connected with negative pressure radiator fan.

Preferably, the negative pressure heat dissipation fans are provided with four groups and are distributed annularly about the circle center of the LED lamp holder.

Preferably, the end faces of the fin mounting grooves are welded and fixed with dustproof mesh covers, and the dustproof mesh covers are made of high-temperature-resistant nylon materials.

Preferably, fixed jacks are formed in the periphery of the outer wall of the heat dissipation base, the heat dissipation base is provided with an outer anti-collision ring through the fixed jacks, four groups of inserting rods are welded on the inner wall of the outer anti-collision ring, inserting blocks are welded on the end parts of the inserting rods, and the inserting blocks are matched with the fixed jacks and are fixedly embedded in the inserting mode.

Preferably, the LED lamp fixing seat is provided with assembling screw holes all around, the inner wall of the heat dissipation base is provided with assembling grooves all around, assembling screws are fixedly assembled between the assembling grooves and the assembling screw holes, and the heat dissipation base and the LED lamp fixing seat are fixedly connected through the assembling screws.

Preferably, the outer anti-collision ring is made of resin and has elasticity.

Compared with the prior art, the utility model has the beneficial effects that: the light source heat radiation device not only realizes compact structure and high heat radiation efficiency on the mounting seat, but also improves the dustproof and anti-collision performance of the heat radiation base, and realizes convenient later maintenance and batch treatment;

(1) The LED lamp fixing seat is fixed at the bottom end of the LED lamp holder of the LED spotlight, four groups of negative-pressure radiating fans are arranged on the inner wall of the LED lamp fixing seat, after the LED spotlight is electrified, the driving motor drives the negative-pressure radiating fans to rotate, high temperature emitted by the LED spotlight is radiated into a fin mounting groove of the radiating base from four directions and is rapidly radiated out through a plurality of groups of radiating fins, so that efficient and rapid radiation is completed, each group of radiating fins is directly welded in the fin mounting groove by adopting the radiating fin welding strip, the structure is compact, and the radiating efficiency of the mounting seat is high;

(2) The device is provided with the dustproof mesh cover, the plug blocks and the fixed jacks, the dustproof mesh cover is arranged at the end parts of the fin mounting grooves, the problem that dust falls into the radiating base and is difficult to clean is solved when the radiating base radiates heat, the outer anti-collision ring is assembled around the outer wall of the radiating base in a plug-in fixing mode through the plug blocks and the fixed jacks and can be detached at any time, the outer anti-collision ring has certain elasticity, and the outer anti-collision ring has a protection effect on the radiating device when the LED spotlight is assembled or started to work, so that the dustproof and anti-collision performance of the radiating base is improved through the structure;

(3) Through being provided with assembly screw, LED lamp fixing base, the LED lamp fixing base uses assembly screw to fix radiating base and lamps and lanterns, and the dismantlement assembly screw can clear up radiating base alone, carries out quick assembly again, no matter use clear water or dust collector to get rid of the interior dust of radiating base, can not influence the circuit safety of LED shot-light, and later maintenance is convenient, is convenient for handle in batches.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic diagram of a side view of an LED spotlight according to the utility model;

FIG. 3 is a schematic diagram of the front view of the negative pressure heat dissipation fan of the present utility model;

fig. 4 is a schematic front view of the LED lamp holder of the present utility model.

In the figure: 1. an outer anti-collision ring; 2. a heat radiation fin; 3. fin welding strips; 4. a dust-proof net cover; 5. a heat dissipation base; 6. fin mounting slots; 7. negative pressure radiating fan; 8. an assembly groove; 9. assembling a screw hole; 10. a drive motor; 11. an LED lamp holder; 12. assembling a screw; 13. a fixed jack; 14. an LED spotlight; 15. the LED lamp fixing seat; 16. inserting blocks; 17. and a plunger.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, a light source heat dissipation device comprises an LED spotlight 14 and an LED lamp holder 11, wherein the bottom end of the LED spotlight 14 is provided with the LED lamp holder 11, the bottom end of the LED lamp holder 11 is fixedly provided with an LED lamp fixing seat 15, the bottom end of the LED lamp fixing seat 15 is fixedly provided with a heat dissipation base 5, four groups of fin mounting grooves 6 are formed in the heat dissipation base 5, fin welding strips 3 are arranged in the fin mounting grooves 6, a plurality of groups of heat dissipation fins 2 are welded at the fin welding strips 3, the heat dissipation fins 2 extend from the fin mounting grooves 6 to the outside, four groups of driving motors 10 are arranged on the inner wall of the LED lamp fixing seat 15, the output shaft of the driving motor 10 is fixedly connected with a negative pressure heat dissipation fan 7, and the negative pressure heat dissipation fan 7 is provided with four groups and is annularly distributed about the circle center of the LED lamp holder 11;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, an LED lamp fixing seat 15 is fixed at the bottom end of an LED lamp holder 11 of an LED spotlight 14, four groups of negative pressure heat dissipation fans 7 are installed on the inner wall of the LED lamp fixing seat 15, after the LED spotlight 14 is electrified, a driving motor 10 drives the negative pressure heat dissipation fans 7 to rotate, high temperature emitted by the LED spotlight 14 is radiated into a fin mounting groove 6 of a heat dissipation base 5 from four directions, and is rapidly dissipated through a plurality of groups of heat dissipation fins 2, so that efficient and rapid heat dissipation is completed, and each group of heat dissipation fins 2 is directly welded in the fin mounting groove 6 by adopting a fin welding strip 3.

Example 2: the end surfaces of the fin mounting grooves 6 are welded and fixed with a dustproof mesh cover 4, the dustproof mesh cover 4 is made of high-temperature resistant nylon, and the outer anti-collision ring 1 is made of resin and has elasticity;

specifically, as shown in fig. 1 and 3, the device is provided with the dustproof mesh enclosure 4 at the end part of the fin mounting groove 6, when in heat dissipation, the problem that dust falls into the heat dissipation base 5 and is difficult to clean is reduced, the outer anti-collision ring 1 is assembled around the outer wall of the heat dissipation base 5 in a plugging and fixing mode through the plug 16 and the fixing jack 13, the outer anti-collision ring 1 can be detached at any time, the outer anti-collision ring 1 has certain elasticity, and when the LED spotlight 14 is assembled or started, the outer anti-collision ring 1 has a protection effect on the heat dissipation device.

Example 3: the periphery of the outer wall of the heat dissipation base 5 is provided with fixed jacks 13, the heat dissipation base 5 is assembled with an outer anti-collision ring 1 through the fixed jacks 13, the inner wall of the outer anti-collision ring 1 is welded with four groups of inserting rods 17, the end parts of the inserting rods 17 are welded with inserting blocks 16, the inserting blocks 16 are matched with the fixed jacks 13 and are fixedly embedded and spliced, the periphery of the LED lamp fixing seat 15 is provided with assembling screw holes 9, the periphery of the inner wall of the heat dissipation base 5 is provided with assembling grooves 8, assembling screws 12 are fixedly assembled between the assembling grooves 8 and the assembling screw holes 9, and the heat dissipation base 5 and the LED lamp fixing seat 15 are fixedly connected through the assembling screws 12;

specifically, as shown in fig. 1, 2, 3 and 4, the LED lamp fixing seat 15 uses the assembly screw 12 to fix the heat dissipation base 5 and the lamp, the heat dissipation base 5 can be cleaned independently by detaching the assembly screw 12, and then rapid assembly is performed, no matter the dust in the heat dissipation base 5 is removed by using clear water or a dust removing device, the circuit safety of the LED spotlight 14 is not affected.

Working principle: the LED spotlight 14 is characterized in that an LED lamp fixing seat 15 is fixed at the bottom end of an LED lamp holder 11 of the LED spotlight 14, four groups of negative pressure radiating fans 7 are installed on the inner wall of the LED lamp fixing seat 15, after the LED spotlight 14 is electrified, a driving motor 10 drives the negative pressure radiating fans 7 to rotate, high-temperature radiation emitted by the LED spotlight 14 is emitted into a fin mounting groove 6 of a radiating base 5 from four directions and rapidly emitted out through a plurality of groups of radiating fins 2, efficient and rapid radiating is completed, a dust screen 4 is installed at the end part of the fin mounting groove 6, during radiating, the problem that dust falls into the radiating base 5 are difficult to clean is reduced, an outer anti-collision ring 1 is assembled on the periphery of the outer wall of the radiating base 5 in a plugging fixing mode through plugging blocks 16 and fixing jacks 13, the outer anti-collision ring 1 can be detached at any time, the outer anti-collision ring 1 has certain elasticity, when the LED spotlight 14 is assembled for assembling or starting work, the radiating base 5 and the lamp are fixed by using assembling screws 12, the assembling screws 12 can be independently cleaned on the base 5, and then the radiating base 5 is rapidly assembled, no matter whether the radiating base 5 is used or the radiating device is removed, and the radiating circuit of the LED spotlight 14 is not influenced.

Claims (6)

1. The utility model provides a light source heat abstractor, includes LED shot-light (14) and LED lamp stand (11), LED lamp stand (11) are installed to the bottom of LED shot-light (14), the bottom fixed mounting of LED lamp stand (11) is equipped with LED lamp fixing base (15), LED lamp fixing base (15) bottom fixed mounting has radiating base (5), radiating base (5) inside is provided with four sets of fin mounting groove (6), the inside of fin mounting groove (6) all is provided with fin welding strip (3), fin welding strip (3) department welding has multiunit radiator fin (2), radiator fin (2) extend to outside in fin mounting groove (6), four sets of driving motor (10) are installed to LED lamp fixing base (15) inner wall, the output shaft fixedly connected with negative pressure radiator fan (7) of driving motor (10).

2. A light source heat sink as defined in claim 1, wherein: the negative pressure heat dissipation fans (7) are provided with four groups and are distributed annularly about the circle center of the LED lamp holder (11).

3. A light source heat sink as defined in claim 1, wherein: the end faces of the fin mounting grooves (6) are fixedly welded with dustproof mesh covers (4), and the dustproof mesh covers (4) are made of high-temperature-resistant nylon materials.

4. A light source heat sink as defined in claim 1, wherein: fixed jack (13) have all been seted up around the outer wall of heat dissipation base (5), heat dissipation base (5) are equipped with outer buffer stop (1) through fixed jack (13), outer buffer stop (1) inner wall welding has four group's inserted bars (17), inserted bar (17) tip all welds inserted block (16), inserted block (16) and fixed jack (13) assorted and gomphosis grafting are fixed.

5. A light source heat sink as defined in claim 1, wherein: the LED lamp fixing seat (15) is provided with assembly screw holes (9) all around, the inner wall of the heat dissipation base (5) is provided with assembly grooves (8) all around, assembly screws (12) are fixedly assembled between the assembly grooves (8) and the assembly screw holes (9), and the heat dissipation base (5) and the LED lamp fixing seat (15) are fixedly connected through the assembly screws (12).

6. A light source heat sink as recited in claim 4, wherein: the outer anti-collision ring (1) is made of resin and has elasticity.