CN212777249U

CN212777249U - Heat dissipation lamp holder of LED lamp

Info

Publication number: CN212777249U
Application number: CN202021466869.2U
Authority: CN
Inventors: 申恒江; 江勇
Original assignee: Xianghua Explosion Proof Technology Co Ltd
Current assignee: Xianghua Explosion Proof Technology Co Ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-03-23
Anticipated expiration: 2030-07-22

Abstract

The technical scheme of the utility model is realized like this: the utility model provides a heat dissipation lamp stand of LED lamp, includes the lamp stand body that is used for installing the LED lamp, its characterized in that: a cavity is arranged in the lamp holder body, and cooling liquid is filled in the cavity; the utility model has the advantages that: the heat dissipation lamp holder of the LED lamp has the advantages of good heat dissipation effect, long service life and easy popularization.

Description

Heat dissipation lamp holder of LED lamp

Technical Field

The utility model belongs to the technical field of the lamp stand technique and specifically relates to a heat dissipation lamp stand of LED lamp.

Background

Energy-saving lamps, also known as power-saving bulbs, electronic bulbs, compact fluorescent lamps and integrated fluorescent lamps, refer to lighting equipment combining a fluorescent lamp and a ballast (stabilizer) into a whole, wherein a lamp holder is a device for keeping the position of the energy-saving lamp and connecting the energy-saving lamp with a power supply, and plays a role in fixing the position of the lamp and connecting a lamp contact with the power supply; LED calorific capacity is very high at the in-process that uses, and on a large amount of heat transfer influenced the normal work of LED lamp, and the installation lamp stand of current LED lamp relies on the heat-conduction to the air to dispel the heat usually, and the radiating effect of this kind of radiating mode is unsatisfactory, and the temperature in the lamp lasts the rising, influences the life of LED lamp.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a radiating seat of LED lamp for solve the problem mentioned in the above-mentioned background art.

The technical scheme of the utility model is realized like this: the utility model provides a heat dissipation lamp stand of LED lamp, includes the lamp stand body that is used for installing the LED lamp, its characterized in that: the lamp holder comprises a lamp holder body and is characterized in that a cavity is arranged in the lamp holder body, cooling liquid is filled in the cavity, the cavity comprises a heat absorption end far away from the direction of the heat dissipation sheet and a heat dissipation end close to the direction of the heat dissipation sheet, and the heat dissipation end is located above the adsorption end.

Preferably: the cooling liquid is used for absorbing heat generated by the LED lamp and transferring the heat to the outside of the cavity body.

Preferably: and a heat radiator for radiating the cooling liquid is arranged on the lamp holder body.

Preferably: the radiator comprises a plurality of radiating fins which are uniformly arranged around the center of the lamp holder body at intervals in the circumferential direction.

Preferably: and a heat dissipation cavity communicated with the cavity is further arranged in the heat dissipation body.

Preferably: the radiating fin comprises a radiating base fixed on the lamp holder body and a plurality of radiating plates arranged on the radiating base, the radiating plates are detachably mounted on the radiating base, the radiating plates are evenly arranged on the radiating base at intervals and are perpendicular to the radiating base, the radiating plates are arranged in parallel, the lower ends of the radiating plates are fixed with inserting blocks, inserting grooves matched with the inserting blocks are formed in the radiating base, and the radiating plates can be fixed in the inserting grooves of the radiating base through inserting the inserting blocks.

The LED lamp holder comprises a lamp holder body, a fixing seat, a wall body and a fixing seat, wherein the upper end of the lamp holder body is provided with a connecting groove for mounting the fixing seat; the lamp holder body lower extreme is seted up the fixed slot that is used for installing the lamp shade, and the fixed slot is used for cooperating the lamp shade of LED lamp to install.

The utility model has the advantages that:

(1) through at this internal cavity that sets up of lamp stand to pour into the coolant liquid into in the cavity, the air heat conduction heat dissipation of heat transfer cooperation fin simultaneously upwards through the heat molecule motion of coolant liquid in the heat dissipation intracavity, both cooperations improve thermal transmission and give off speed, improve the radiating effect.

(2) The lamp holder body and the radiating fins are integrally formed, so that the lamp holder body and the radiating fins are made of the same materials and are connected without gaps, heat is transmitted from the lamp holder body to the radiating fins, the heat transmission effect is good, the radiating fins are guaranteed to be good in radiating effect through the stability of the heat transmission effect, and the radiating effect of the radiating fins is guaranteed, so that the radiating effect of the cavity radiating end is guaranteed; the radiating fins are arranged around the center of the lamp holder body at uniform intervals in the circumferential direction, so that the lamp holder body is uniform in radiating effect and stable in structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic top view of an embodiment of the present invention;

FIG. 3 is a schematic bottom view of an embodiment of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 5 is a schematic view of the installation position of the present invention in the LED lamp;

fig. 6 is a bottom schematic view of the LED light source board after being mounted according to the embodiment of the present invention;

fig. 7 is a schematic sectional view of a socket body according to embodiment 2;

FIG. 8 is a schematic structural view of a heat sink in embodiment 3;

FIG. 9 is a lamp bead pin thermometer of the present invention;

FIG. 10 is a temperature detecting table for detecting temperature at each detecting point in the present invention;

the examples in the figure are: 1. the lamp holder body, 2, the fin, 3, the cavity, 31, the heat absorption end, 32, the heat dissipation end, 4, LED light source board, 5, the lamp pearl, 6, spread groove, 7, fixing base, 8, screw, 9, fixed slot, 10, lamp shade, 11, shell circle, 12, the heat dissipation chamber, 13, the heat dissipation base, 14, heating panel, 15 joint piece, 16, joint groove.

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 efforts belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 to 6, the utility model discloses a heat dissipation lamp holder of a LED lamp, including a lamp holder body 1 for mounting the LED lamp, in the specific embodiment of the utility model, a cavity 3 is arranged inside the lamp holder body 1, the cavity 3 is filled with a cooling liquid, the cavity 3 is an annular cavity 3, the cavity 3 includes a heat absorption end 31 far away from the direction of the heat sink 2 and a heat dissipation end 32 near the direction of the heat sink 2, the heat dissipation end 32 is located above the adsorption end; the LED lamp holder is characterized in that an LED light source plate 4 is fixed at the lower end of the lamp holder body 1 through screws, and lamp beads 5 are fixed on the LED light source plate 4.

In this embodiment, the coolant liquid is used for absorbing the heat production of LED lamp and with heat to the outside transmission of cavity, wherein the heat production of LED lamp can produce the heat for can produce the heat when LED during operation and lead to producing the heat on LED light source board and the lamp pearl.

In this embodiment, the lamp socket body 1 is provided with a heat sink for dissipating heat of the cooling liquid, the heat sink includes heat dissipation fins 2, the heat dissipation fins 2 are circumferentially and uniformly arranged around the center of the lamp socket body 1 at intervals, and the heat dissipation fins 2 and the lamp socket body 1 are integrally formed.

In the embodiment, the upper end of the lamp holder body 1 is provided with a connecting groove 6 for installing a fixing seat 7, the connecting groove 6 is arranged at the center of the upper end of the lamp holder body 1, one end of the fixing seat 7 is inserted into the connecting groove 6 to be connected with the lamp holder body 1, the other end of the fixing seat 7 is used for being connected with a wall, the fixing seat 7 is used for integrally installing an LED lamp, the lamp holder body 1 is provided with four screw holes 8, the four screw holes 8 are uniformly arranged around the connecting groove 6 at intervals in the circumferential direction, and the connecting groove 6 is installed by matching with the groove body and fixedly installed by penetrating four hexagon bolts into the; the lower end of the lamp holder body 1 is provided with a fixing groove 9 for mounting a lampshade 10, the fixing groove 9 is used for being matched with the lampshade 10 of the LED lamp for mounting, and the fixing groove 9 is an annular fixing groove 9 for inserting the edge of the lampshade 10; when the lamp shade 10 is installed, the edge of the lamp shade 10 is inserted into the fixing groove 9, then the shell ring 11 which is installed in a matched mode is sleeved outside, the lamp shade 10 is clamped and fixed in the fixing groove 9 through the shell ring 11, and the shell ring 11 is fixed with the lamp holder body 1 through screws.

The specific heat dissipation principle of this heat dissipation lamp stand does: when the LED lamp works in a light-emitting mode, generated heat is mainly transmitted to the lamp holder body 1 from the bottom, the heat firstly reaches the heat absorption end 31 of the cavity 3, the heat absorption end 31 of the cavity 3 is heated, cooling liquid at the heat absorption end 31 of the cavity 3 is evaporated and vaporized, the vaporized cooling liquid moves towards the upper end and flows to the heat dissipation end 32 of the cavity 3, the heat dissipation end 32 is close to the direction of the heat dissipation fins 2, the contact surface between the heat dissipation fins 2 and the lamp holder body 1 at the position and air is wide, the heat dissipation effect is strong through heat conduction of the air, namely the heat dissipation effect of the heat dissipation end 32 of the cavity 3 is good, and the temperature of the heat dissipation end 32 of the cavity 3; after the evaporated and vaporized cooling liquid reaches the heat dissipation end 32, the heat is released and condensed into liquid again on the top wall of the upper end in the cavity 3, and the cooling liquid condensed into liquid again flows downwards and flows back to the heat absorption end 31 of the cavity 3 again, so that the heat dissipation cycle is completed.

The utility model has the advantages that:

In this embodiment, for the temperature test of the LED lamp using the heat-dissipating lamp socket, the following test is performed using a JK-16U multi-path temperature tester, and this test performs temperature test on the following three points: respectively at a (lamp body) in fig. 2, b (lamp bead pin-center) and c (lamp bead pin-periphery) in fig. 6; wherein the positions b and c are both positioned on the LED lamp source plate.

As shown in fig. 9 and 10, the working time of the LED lamp during the detection is not less than two hours, and the temperature in the graph is celsius degree; according to the table in the figure, the temperature of the LED lamp adopting the heat dissipation lamp holder of the LED lamp is stable and has no obvious fluctuation, and the temperature of each part of the LED lamp is lower than that of the LED lamp adopting the existing lamp holder.

Example 2

As shown in fig. 7, the present embodiment is different from embodiment 1 in that: in this embodiment, a heat dissipation cavity 12 communicated with the cavity 3 is further disposed inside the heat dissipation body; the heat dissipation cavity is communicated with the cavity, namely the heat dissipation end of the cavity is positioned in the heat dissipation cavity, the vaporized cooling liquid transfers heat to the heat dissipation body through the heat dissipation cavity for heat dissipation, and meanwhile, the vaporized cooling liquid is condensed into a liquid state in the heat dissipation cavity and flows back to the cavity again; the heat dissipation cavity is arranged in the heat dissipation body, the contact surface of the cooling liquid and the heat dissipation body is large, the heat dissipation area is wide, heat dissipation is facilitated, and the heat dissipation effect is good.

Example 3

As shown in fig. 8, the present embodiment is different from embodiment 1 in that: in this embodiment, the heat sink 2 includes a heat dissipation base 13 fixed on the lamp holder body and a plurality of heat dissipation plates 14 arranged on the heat dissipation base 13, each heat sink includes a heat dissipation base 13 and six heat dissipation plates 14, the heat dissipation base 13 and the lamp holder body 1 are integrally formed, the heat dissipation plates 14 are detachably mounted on the heat dissipation base 13, the heat dissipation plates 14 are uniformly arranged on the heat dissipation base 13 at intervals and perpendicular to the heat dissipation base 13, the heat dissipation plates 14 are arranged in parallel, the lower ends of the heat dissipation plates 14 are fixed with insertion blocks 15, the heat dissipation base 13 is provided with insertion grooves 16 matched with the insertion blocks 15, and the heat dissipation plates can be fixed by inserting the insertion blocks into the insertion grooves of the heat dissipation base.

Through adopting above-mentioned technical scheme, set the fin to the form of heat dissipation base and heating panel, and set up each heating panel even interval, the area of contact increase of heating panel and air, the heat-conduction radiating efficiency of air improves, improve holistic radiating effect, it is fixed to carry out the joint with heating panel and heat dissipation base through the detachable mode simultaneously, the radiating effect of fin is controlled to the quantity of accessible installation heating panel, thereby control the radiating effect of lamp stand body, the radiating effect with the heat dissipation lamp stand sets to adjustable, adjusting effect is good, the surface temperature of the heat dissipation lamp stand of effective control LED lamp during operation, thereby guarantee the stability of LED lamp during operation.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a heat dissipation lamp stand of LED lamp, includes the lamp stand body, its characterized in that: a cavity is arranged in the lamp holder body, and part of cooling liquid is filled in the cavity; the cooling liquid is used for absorbing heat generated by the LED lamp and transferring the heat to the outside of the cavity; the lamp holder body is provided with a heat radiation body for radiating the cooling liquid; the heat radiator comprises a plurality of radiating fins which are uniformly arranged around the center of the lamp holder body at intervals in the circumferential direction; a heat dissipation cavity communicated with the cavity is further arranged in the heat dissipation body; the radiating fin comprises a radiating base fixed on the lamp holder body and a plurality of radiating plates arranged on the radiating base, the radiating plates are detachably mounted on the radiating base, the radiating plates are evenly arranged on the radiating base at intervals and are perpendicular to the radiating base, the lower ends of the radiating plates are fixed with inserting blocks, and inserting grooves matched with the inserting blocks are formed in the radiating base.