CN200982606Y - Water-cooled automotive LED heat sink - Google Patents

Abstract

The utility model relates to an automobile-used LED heat abstractor of water-cooled belongs to the electromechanics class. The light-emitting device comprises a light-emitting element and a substrate, the heat-radiating device comprises a water pumping device, a water storage device, a liquid guide element and a heat radiator, one side of the light-emitting device is provided with the heat radiator, the heat radiator comprises a front plate, a middle plate and a back plate, the front plate, the middle plate and the back plate are recessed with grooves and combined into a channel, a liquid inlet and a liquid outlet, and liquid of the water storage device passes through the water pumping device and is injected into the channel of the heat radiator through the liquid guide element, so that the aim of effectively radiating is fulfilled. One side of the light-emitting device is provided with the heat radiation body, so that the head lamp structure of the carrying device can be used, the light-emitting device is not easily damaged due to overhigh power, the use safety is improved, and the practicability is high.

Description

Water-cooled automotive LED heat sink

technical field

The utility model relates to electromechanical products, in particular to a water-cooled vehicle LED cooling device.

Background technique

As shown in Figure 1, the general vehicle light-emitting device A does not have a cooling device, which causes the problem of damage to the light-emitting device A due to excessive power, and if the heat dissipation method uses natural convection, it will easily lead to incomplete heat dissipation, and if The use of fans is prone to noise and short service life, which need to be improved.

Utility model content

The purpose of the utility model is to provide a water-cooled vehicle LED cooling device, which solves the problems that the current vehicle lighting device does not have a cooling device, easily causes damage to the lighting device due to excessive power, and is unsafe to use.

The technical solution of the utility model is: it is composed of a light emitting device and a heat dissipation device, wherein the light emitting device includes a light emitting element and a substrate, the heat dissipation device includes water pumping equipment, water storage equipment, a liquid guiding element and a radiator, and the light emitting device One side is provided with a heat sink, the heat sink includes a front plate, a middle plate and a back plate, the front plate, the middle plate and the back plate are recessed with grooves, and are combined into a channel, a liquid inlet and a liquid outlet, and the water storage device The liquid is injected into the channel of the radiator through the pumping device through the liquid guide element to achieve the purpose of effective heat dissipation;

The light-emitting element can be made of light-emitting diodes, halogen bulbs, xenon bulbs and related light-emitting elements; the substrate can be made of copper, aluminum, alloy, ceramic and related materials with high thermal conductivity and high heat dissipation; the light-emitting device and The heat dissipation device can be applied to the headlight structure of the ride-on device, and the water storage device of the heat dissipation device can utilize the water storage device of the ride-on device itself.

The utility model has the advantages that: one side of the light-emitting device is provided with a cooling body, which can be used in the headlight structure of the loading device, and is not easy to cause damage to the light-emitting device due to excessive power, which increases the safety of use and has strong practicability.

Description of drawings:

FIG. 1 is a perspective schematic diagram of a general light emitting device without a heat sink;

Fig. 2 is the three-dimensional schematic view of the utility model;

Fig. 3 is the three-dimensional exploded schematic view of the utility model;

Fig. 4 is the schematic diagram of the embodiment of the utility model;

Fig. 5 and Fig. 6 are schematic diagrams of another embodiment of the present utility model.

Detailed ways:

As shown in accompanying drawings 2 and 3, the utility model is composed of a light emitting device B and a heat dissipation device C; wherein the light emitting device B includes a light emitting element B1 and a substrate B2, and the heat dissipation device C includes a pumping device D, a storage Water equipment E, liquid guiding element F and radiator G;

One side of the light-emitting device B is provided with a heat sink G, and the heat sink G includes a front plate G1, a middle plate G2, and a back plate G3; wherein the front plate G1, the middle plate G2, and the back plate G3 are respectively recessed with grooves G11 and G21 , G31, the grooves G11, G21, G31 are combined into a channel G4, a liquid inlet G5 and a liquid outlet G6, and the liquid of the water storage device E is injected into the channel G4 of the radiator G through the liquid guide element F by the pumping device D , so that it can achieve the purpose of effective heat dissipation.

As shown in Figure 4, the light-emitting element B1 is packaged in the preset embedding space of the substrate B2, and then the substrate B2 and the radiator C are solidified together by brazing, wherein the light-emitting element B1 can be used as a light-emitting diode Body, halogen bulb, xenon bulb and related light-emitting elements, and the substrate B2 can be made of copper, aluminum, alloy, ceramic and related materials with high thermal conductivity and high heat dissipation effect;

The liquid inlet G5 and the liquid outlet G6 are respectively connected with a liquid guide element F, and the liquid guide element F is also connected in series with a pumping device D and a water storage device E, which form a series path, thereby, in the water pumping device D When the operation is started, the liquid in the water storage device E can be circulated through the series path;

The heat sink G absorbs the heat generated by the light-emitting element B1, and then the liquid flowing in through the liquid inlet G5 is cooled in the channel G4 of the heat sink G, and then the liquid with temperature is discharged from the liquid outlet G6 to The water storage device E circulates repeatedly in this way to take away the heat absorbed by the radiator G, so that the light emitting device B1 can achieve the purpose of effective heat dissipation.

As shown in accompanying drawings 5 and 6, the light-emitting device B and the heat dissipation device C can be applied to the headlight structure of the ride-on device H, and the heat dissipation device C can use the water storage H1 of the ride-on device H, and in the water storage The liquid inlet H2 and the liquid outlet H3 of the equipment H1 are provided with a tap H4. The tap H4 is connected with a liquid guiding element F and a pumping device D, so that it can achieve the effect of water-cooled heat dissipation. When the pumping device D is started to operate, the liquid in the water storage device H1 can flow in a cycle through the series path, so that it can effectively dissipate heat.

Claims (4)

1, a kind of water-cooled automobile-used LED heat abstractor, constituted by light-emitting device and heat abstractor, wherein, this light-emitting device comprises light-emitting component and substrate, this heat abstractor comprises the equipment of pumping up water, water storage device, drain element and radiator, it is characterized in that: a side of this light-emitting device is provided with radiator, this radiator comprises positive plate, middle plate and backboard, this positive plate, middle plate and backboard depression are fluted, and being combined into passage, inlet and liquid outlet, the liquid of water storage device injects the passage of radiator via the drain element by the equipment of pumping up water.

2, water-cooled automobile-used LED heat abstractor according to claim 1, it is characterized in that: said light-emitting component is made as light-emittingdiode, based on halogen bulb or hernia bulb.

3, water-cooled automobile-used LED heat abstractor according to claim 1 is characterized in that: said substrate is made as the material of copper material, aluminium material, alloy material, ceramic material and the high heat conduction of tool, high radiating effect.

4, water-cooled automobile-used LED heat abstractor according to claim 1 is characterized in that: said light-emitting device and heat abstractor are applied to take advantage of the Headlamp structure that carries device, and the water storage device that carries device itself is taken advantage of in the water storage device utilization of this heat abstractor.

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