CN207796606U

CN207796606U - A kind of LED light device

Info

Publication number: CN207796606U
Application number: CN201820258843.5U
Authority: CN
Inventors: 林先; 纪建宏
Original assignee: Jieyang City Taili Consistent Electrical Appliance Co Ltd
Current assignee: Jieyang City Taili Consistent Electrical Appliance Co Ltd
Priority date: 2018-02-14
Filing date: 2018-02-14
Publication date: 2018-08-31
Anticipated expiration: 2028-02-14

Abstract

The utility model discloses a kind of LED light devices, including lampshade, lamp body and LED component, the lamp body includes lamp cap and shell, the LED component includes several LED light groups and cooling mechanism, the lamp cap is fixed below the shell, match with the lampshade above the shell, the LED component is nested in the shell, the cooling mechanism includes heat sink body and several heat-dissipating fins, the LED light group is evenly distributed on the upper surface of the heat sink body, several heat-dissipating fins are uniformly fixed on the lower surface of the heat sink body, several slots to match with the heat-dissipating fin are provided on the shell, the heat-dissipating fin is plugged in the slot.A kind of LED light device of the utility model is by the way that heat-dissipating fin to be exposed to outside lamp body, so that cooling fin is directly linked up with the external world, and then improve the radiating efficiency of cooling mechanism, keeps lamp body internal temperature excessively high, can rapid cooling, achieve the purpose that in smaller size smaller use great power LED lamp group.

Description

A kind of LED light device

Technical field

The utility model belongs to field of illumination lamp technology, specifically, being related to a kind of LED light device.

Background technology

LED technology has been increasingly becoming main trend, the thing followed applied to lighting system, and LED light device dissipates Heat problem, the main problem that just must pull against at numerous illuminator manufacturing enterprises.Traditional LED illumination unit is typically In the internal finned of encapsulation, ventilation hole is opened up outside encapsulation, and then achieve the purpose that heat dissipation, but common package cooling Effect is more undesirable, and the encapsulating material heat conductivility of use is poor, is only capable of being dissipated by radiator and limited ventilation hole Heat, heat dissipation effect are relatively not ideal enough.

Some more novel LED light devices increase the air circulation inside encapsulation, energy by the way of pedestal hollow out Enough reach preferable heat dissipation effect, but since the heat generated when LED light group shines is more, the heat dissipation effect of such method remains unchanged Existing defects cause smaller LED light device to cannot achieve the purpose of high-power illumination.

Utility model content

The technical problem to be solved of the present invention be to provide one kind can rapid cooling, improve radiating efficiency, realize Reach the LED light device of relatively high power illumination under the premise of small size.

The present invention solve above-mentioned technical problem technical solution be：

A kind of LED light device, including lampshade, lamp body and LED component, the lamp body include lamp cap and shell, the LED Component includes several LED light groups and cooling mechanism, and the lamp cap is fixed below the shell, the shell top and the lamp Cover matches, and the LED component is nested in the shell, and the cooling mechanism includes heat sink body and several heat-dissipating fins, The LED light group is evenly distributed on the upper surface of the heat sink body, and several heat-dissipating fins are uniformly fixed on the heat dissipation The lower surface of main body is provided with several slots to match with the heat-dissipating fin on the shell, and the heat-dissipating fin plugs In the slot.

Specifically, the upper surface of the heat sink body is smooth, lower surface is that several donut nestings form.

Specifically, the top of the heat-dissipating fin is fixedly connected with the bottom of several donuts.

Preferably, the side in the heat-dissipating fin towards the external world is in round and smooth arc.

Specifically, it is characterized in that：The lamp body further includes having power supply module, and the power supply module is fixed on the shell In, the power supply module is electrically connected with the lamp cap, the LED light group respectively.

Specifically, the power supply module includes fixing piece and circuit board, the fixing piece is fixed in the shell, described Circuit board is fixed on the fixing piece.

Preferably, the housing side is uniformly provided with several thermal windows, and the bottom periphery of the shell uniformly opens up There are several thermal vias.

Preferably, the lampshade is connect with the lamp body by spiral.

The utility model has the advantages that：By the way that heat-dissipating fin to be exposed to outside lamp body, keep cooling fin direct It is linked up with the external world, and then improves the radiating efficiency of cooling mechanism, LED light group is directly attached on heat sink body, makes heat sink body Quickly the heat of LED light group can be conducted, most of heat is transmitted to the external world by heat-dissipating fin later, makes lamp body Internal temperature will not be excessively high, to ensure using great power LED lamp group when, can rapid cooling, reach in smaller size smaller Use the purpose of great power LED lamp group.

Description of the drawings

Fig. 1 is the three-dimensional separated structure schematic diagram of the utility model LED light device.

Fig. 2 is the dimensional structure diagram of the utility model lamp body.

Fig. 3 is the internal structure schematic diagram of the utility model lamp body.

Fig. 4 is the dimensional structure diagram of the utility model LED component.

Fig. 5 looks up face structural schematic diagram for the utility model LED component.

The meaning that each serial number indicates in attached drawing is as follows：

1 lamp cap, 2 shells, 21 slots, 22 thermal windows, 23 thermal vias, 3 power supply modules, 31 fixing pieces, 32 circuit boards, 4LED components, 41LED lamp groups, 42 cooling mechanisms, 421 heat sink bodies, 422 donuts, 423 heat-dissipating fins, 5 lampshades.

Specific implementation mode

It elaborates below in conjunction with the accompanying drawings to the utility model.

A kind of LED light device of the utility model embodiment is as shown in Figs. 1-5, including lampshade 5, lamp body and LED component 4, the lamp body includes lamp cap 1 and shell 2, and the LED component 4 includes several LED light groups 41 and cooling mechanism, the lamp cap 1 It is fixed on 2 lower section of the shell, 2 top of the shell matches with the lampshade 5, and the LED component 4 is nested in the shell In 2, the cooling mechanism includes heat sink body 42 and several heat-dissipating fins 44, and the LED light group 41 is evenly distributed on described dissipate The upper surface of hot main body 42, several heat-dissipating fins 44 are uniformly fixed on the lower surface of the heat sink body 42, the shell 2 On be provided with several slots 21 to match with the heat-dissipating fin 44, the heat-dissipating fin 44 is plugged in the slot 21. Slot 21 is through the outer wall of shell 2, forms it into one and runs through inside and outside channel-shaped window, heat-dissipating fin 44 can pass through the slot Dress window is projected into the external world, and then makes the radiating efficiency higher of heat-dissipating fin 44, because outside air exchanges faster, therefore, than passing Being located at radiator of system is internal by way of ventilation hole heat dissipation, and radiating efficiency higher is more preferable, and radiating efficiency is traditional approach Twice or more.Faster for rate of heat dispation, heat-dissipating fin 44 is The more the better in reasonable range, in general, radiating wing Piece 44 is generally at least 3 pieces, under the premise of ensureing that sufficient space gives heat-dissipating fin 44 and radiated, can at most use 20 Piece heat-dissipating fin 44, in embodiment, heat-dissipating fin 44 are 15 pieces.Preferably, side of the heat-dissipating fin 44 towards the external world In round and smooth arc.

Specifically, the upper surface of the heat sink body 42 is smooth, lower surface is that 43 nesting of several donuts forms.Specifically , the top of the heat-dissipating fin 44 is fixedly connected with the bottom of several donuts 43.42 upper surface of heat sink body is flat It is whole primarily to can with LED light group 41 is smooth is bonded, so that heat sink body 42 is more easily produced LED light group 41 Raw heat is taken away, and bottom is nested using donut 43 primarily to heat dissipation area is increased, in addition to most of heat quilt Other than heat-dissipating fin 44 is taken away, fraction heat can be radiated by the heat sink body 42, increase heat dissipation capacity, while improving heat dissipation Rate.

Specifically, it is characterized in that：The lamp body further includes having power supply module 3, and the power supply module 3 is fixed on the shell In body 2, the power supply module 3 is electrically connected with the lamp cap 1, the LED light group 41 respectively.Specifically, the power supply module 3 wraps Fixing piece 31 and circuit board 32 are included, the fixing piece 31 is fixed in the shell 2, and the circuit board 32 is fixed on the fixation On part 31.Power supply module 3 is mainly used for lightening LED lamp group 41, generally can not directly be lighted LED light group 41 using alternating current, Therefore the assistance of power supply module 3 is needed, and lamp cap 1 can be directly installed in common lamp holder and is directly powered with alternating current, It is easy to use.

Preferably, 2 side of the shell is uniformly provided with several thermal windows 22, and the bottom periphery of the shell 2 is uniform Offer several thermal vias 23.Thermal window 22 mainly makes the air circulation inside shell 2 with thermal vias 23 more just Profit enables the temperature inside shell 2 to be effectively dispersed into the external world, further increases heat dissipation effect.

Preferably, the lampshade 5 is connect with the lamp body by spiral.Certainly, lampshade 5 and the connection of lamp body can also adopt It is attached, should be assert with such as nesting, the modes such as welding, mode is fixedly connected with using likeness in form, belong to the present invention's Protection domain.

The above content is the further descriptions done to the utility model in conjunction with specific preferred embodiment, cannot Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard To belong to the scope of protection of the utility model.

Claims

1. a kind of LED light device, including lampshade（5）, lamp body and LED component（4）, the lamp body includes lamp cap（1）With shell （2）, the LED component（4）Including several LED light groups（41）With cooling mechanism, the lamp cap（1）It is fixed on the shell（2） Lower section, the shell（2）Top and the lampshade（5）Match, the LED component（4）It is nested in the shell（2）It is interior, It is characterized in that：The cooling mechanism includes heat sink body（42）With several heat-dissipating fins（44）, the LED light group（41）Uniformly divide Cloth is in the heat sink body（42）Upper surface, several heat-dissipating fins（44）Uniformly it is fixed on the heat sink body（42）'s Lower surface, the shell（2）On be provided with several and the heat-dissipating fin（44）The slot to match（21）, the heat-dissipating fin （44）It is plugged in the slot（21）In.

2. LED light device according to claim 1, it is characterised in that：The heat sink body（42）Upper surface it is smooth, Lower surface is several donuts（43）Nesting forms.

3. LED light device according to claim 2, it is characterised in that：The heat-dissipating fin（44）Top with it is several The donut（43）Bottom be fixedly connected.

4. LED light device according to claim 1, it is characterised in that：The heat-dissipating fin（44）Towards extraneous one Side is in round and smooth arc.

5. LED light device according to any one of claims 1-4, it is characterised in that：The lamp body further includes having electricity Source component（3）, the power supply module（3）It is fixed on the shell（2）In, the power supply module（3）Respectively with the lamp cap （1）, the LED light group（41）Electrical connection.

6. LED light device according to claim 5, it is characterised in that：The power supply module（3）Including fixing piece（31） With circuit board（32）, the fixing piece（31）It is fixed on the shell（2）In, the circuit board（32）It is fixed on the fixing piece （31）On.

7. LED light device according to any one of claims 1-4, it is characterised in that：The shell（2）Side is uniform Offer several thermal windows（22）, the shell（2）Bottom periphery be uniformly provided with several thermal vias（23）.

8. LED light device according to any one of claims 1-4, it is characterised in that：The lampshade（5）With the lamp Body is connected by spiral.