CN201983117U

CN201983117U - Lamp with heat diffusion and heat convection radiation

Info

Publication number: CN201983117U
Application number: CN2011200763635U
Authority: CN
Inventors: 赖日旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-22
Filing date: 2011-03-22
Publication date: 2011-09-21
Anticipated expiration: 2021-03-22

Abstract

The utility model discloses a lamp with heat diffusion and heat convection radiation, which comprises a base and a shade body. The base and the shade body both are a hollow cylindrical shell and can be fixedly sleeved with each other; and an LED light source is embedded in the shade body. The lamp with heat diffusion and heat convection radiation is specially characterized in that a plurality of strip holes with opposite opening directions are distributed at the circumferences of the base and the shade body at equal intervals; each of the strip holes is pressed from outside to inside, so that metal materials are concaved to form the same direction with 45 degrees; and a plurality of long round holes and triangular holes are respectively circularly arranged on the surfaces of the enclosed ends of the base and the shade body at equal intervals, therefore, the high heat generated during the normal operation of the lamp can reach the efficiency of heat diffusion by using the base and the shade body, and the heat diffusion function is synchronous to the heat convection function which can be effectively reached by the plurality of strip holes with 45 degrees circularly arranged in different directions, the long round holes and the triangular holes so as to quickly disperse the heat energy, so that the efficiency of good heat radiation can be achieved.

Description

The light fixture of a kind of tool thermal diffusion and thermal convection current heat radiation

Technical field

The utility model is meant especially that about a kind of fitting structure improvement of dispelling the heat good a kind of thermal diffusion and thermal convection current double benefit of utilizing is to quicken radiating efficiency, in order to do effectively solving heat problem and reaching the tool thermal diffusion of thermal balance real benefit and the light fixture that thermal convection current is dispelled the heat.

Background technology

Big wattage in the market or great power LED product generally face the light decay problem.Cause the factor of light decay to comprise: the quality problem of LED product own, bad as the LED crystal grain physique that adopts, brightness decay is very fast; There is defective in procedure for producing, and what LED crystal grain heat radiation can not be good derives from the PIN pin, causes that the LED die temperature is too high to make wafer decay aggravation.The service condition problem, LED is that constant current drives, and has partial L ED to adopt voltage to drive reason the LED decay is come; Drive current is greater than the nominal drive condition.

Owing to the reason that causes LED product light decay is a lot, most critical is the problem of " heat ", although a lot of manufacturer does not pay attention to the problem of heat radiation especially, long-term use light decay degree down can be than the LED product height that the heat radiation paid attention to is arranged.The thermal resistance of LED crystal grain itself, the influence of elargol, the radiating effect of substrate, and also all there is relation colloid and gold thread aspect with light decay.

Because LED commonly used is when desiring to make high-power or high wattage product, still the problem because of heat can't solve really, cause having not yet the relevant LED product that meets the industry demand to occur, small part is not only deposited the person and is but had the situation that the life-span is short, light decay big, power or wattage can't increase again, this case creator is to this shortcoming active research exploitation, rely on its specialty design of constantly being concentrated on studies for many years, develop the utility model " light fixture of a kind of tool thermal diffusion and thermal convection current heat radiation " of this practicality eventually, the phase can be benefited industry and popular convenient the use is provided.

Summary of the invention

The purpose of this utility model is to provide the light fixture of a kind of tool thermal diffusion and thermal convection current heat radiation, and with the thermal diffusion effect, the heat energy that is produced in order to do fast and efficiently with the light fixture normal operation time sheds fully, and more appropriate heat radiation effectiveness is provided by the thermal diffusion effect.

For reaching above-mentioned purpose, the technology contents design that this case is adopted has the light fixture of a kind of tool thermal diffusion and thermal convection current heat radiation, can arrange in pairs or groups be used in combination in or the LED light emitting source of high wattage, this fitting structure comprises by pedestal and cover body is combined forms, this pedestal is one to be the cylindrical housings of hollow, adopt equidistant mode in side face and be laid with most strip holes, each strip hole all is that ecto-entad is suppressed and made that metal material is recessed to be formed equidirectional and be 45 degree, and adopts equidistant mode equally in pedestal blind end surface and be equipped with most Long Circles hole; This cover body also is one to be the cylindrical housings of hollow, in provide and be embedded with the LED light emitting source, adopt equidistant mode in side face and be laid with most strip holes, each strip hole all is that ecto-entad is suppressed and made the recessed opening that forms of metal material equidirectional and be 45 degree, and adopts equidistant mode in cover body blind end surface and be equipped with most tri-angle-holed.In addition, this pedestal and cover body can adopt aluminium or other metal to make as silver, gold, zinc, iron, lead etc.

Thus, the high heat that when the light fixture normal operation, produces, can utilize pedestal and cover body to reach thermal diffusion effectiveness, and the strip hole of majority 45 degree of establishing by the different directions ring synchronously and Long Circle hole, tri-angle-holedly reach thermal convection current effect effectively, and heat energy is left apace, reach the good heat radiating effect.

For the purpose of this utility model, effect and structural feature there being more detailed clear and definite understanding, enumerating a preferred embodiment of the present utility model now and cooperate graphic being described in detail as follows:

Description of drawings

Fig. 1 is the utility model fitting structure constitutional diagram of a preferred embodiment;

Fig. 2 is the utility model fitting structure exploded view of a preferred embodiment.

Description of reference numerals

Pedestal-1; Strip hole-11; Long Circle hole-12; Cover body-2; Strip hole-21; Tri-angle-holed-22; Fixed frame-3.

The specific embodiment

Please cooperate referring to Fig. 1, the fitting structure that one preferred embodiment of the utility model " light fixture of a kind of tool thermal diffusion and thermal convection current heat radiation " is arranged for exposure, for in being applicable to or high wattage LED light fixture such as stage lighting, projecting lamp etc., so that good radiating efficiency and effect to be provided, the minimizing fault also increases the service life.

As shown in the figure, the structure of this light fixture mainly is made up of pedestal 1 and cover body 2; Wherein:

This pedestal 1 is mainly a cylindrical housings that is hollow, and make as aluminium with the good metal material of heat conduction, to reach light weight and effect cheaply, only be not only can make, can use other to make certainly yet as good metals of heat conduction such as silver, copper, gold, zinc, iron, lead with aluminum metal in order to limit; Stride near the side face right position of openend in this pedestal 1 and to be provided with one and to be ㄇ shape and the moving fixed frame 3 of adjustable turn over, and utilize in the junction and to screw or the mode of loosening provides positioning action after control pedestal 1 is adjusted relative position or angle; Particularly: adopt equidistant mode in pedestal 1 side face and be laid with most strip holes 11, each strip hole 11 all is that ecto-entad is suppressed and made the recessed opening that forms of metal material equidirectional and be the designs of 45 degree, and, adopt equidistant mode equally in pedestal 1 blind end surface and be equipped with most Long Circles hole 12, the shape in this strip hole 11 and Long Circle hole 12 is able to arbitrary shape for it not as limit.

This cover body 2 also is one to be the cylindrical housings of hollow, in provide be embedded with in or the LED light emitting source of high wattage, and make as aluminium with the good metal material of heat conduction, to reach light weight and effect cheaply, only be not only can make, can use other to make certainly yet as good metals of heat conduction such as silver, copper, gold, zinc, iron, lead with aluminum metal in order to limit; Particularly: adopt equidistant mode in these cover body 2 side faces and be laid with most strip holes 21, each strip hole 11 all is that ecto-entad is suppressed and made the recessed opening that forms of metal material equidirectional and be the designs of 45 degree, but it is opposite with the direction of most strip holes 11 of aforementioned pedestal 1 side face, and, adopt equidistant mode in cover body 2 blind end surfaces equally and be equipped with most tri-angle-holed 22, this strip hole 21 and tri-angle-holed 22 shape be as limit, and be able to arbitrary shape for it.

See also shown in Figure 2ly,, pedestal 1 and cover body 2 are combined into a complete light fixture according to said units, and in inside is combined with or the LED light emitting source of high wattage; So, on reality is used, can utilize fixed frame 3 that this stage lighting is formed that hanging is hung and throws downwards or be fixedly arranged in the upwards kenel of projection such as stage, ground.When using, the LED light emitting source can continue to give birth to heat when opening, therefore, see through the thermal diffusion effect, heat is moved towards pedestal 1 and cover body 2 side faces and set strip hole 11, Long Circle hole 12, strip hole 21, tri-angle-holed 22 directions of sealing surface, formation thermal convection current naturally after passing these holes, simultaneously, because of the opening of all holes is 45 degree designs and adopts annular configuration, so can form as the air-flow scrolling as the fan, and apace heat be shed, so must reach quick and efficient heat radiation function.

In addition,, more pedestal 1 and cover body 2 can be adopted the good metal material that conducts heat, make as aluminium, silver, copper, gold, zinc, iron, lead etc., in order to do quickening its heat radiation and properly solving a large amount of heat problems for quickening above-mentioned radiating efficiency.

By above explanation as can be known, this case is in being combined with or the light fixture of the LED light emitting source of high wattage, have relatively high expectations and more must pay attention to for heat radiation, therefore just design this more perfect cooling system, can not only thermal diffusion be conducted to whole lamp surface by the thermal diffusion effect, more be used in pedestal, cover body side face and sealing surface are provided with 45 most degree elongated hole and Long Circle holes simultaneously, tri-angle-holed etc., reach the thermal convection current effect, make in this or heat energy that the LED of high wattage is luminous to be produced when coming from normal operation, structural design thus, in order to do more appropriate thermolysis is provided,, and reach the thermal balance benefit with in the thorough solution or the high heat problem that produces of high wattage LED light fixture.

More than be illustrative to description of the present utility model; and it is nonrestrictive; those skilled in the art is understood, and the spirit and the interior of scope that limit in claim can carry out many modifications, variation or equivalence to it, but they all will fall in the protection domain of the present utility model.

Claims

1. the light fixture of tool thermal diffusion and thermal convection current heat radiation is characterized in that, includes combined pedestal and cover body:

Described pedestal, be one to be the cylindrical housings of hollow, adopt equidistant mode in side face and be laid with most strip holes, each strip hole all is that ecto-entad is suppressed and made that metal material is recessed to be formed equidirectional and be 45 degree, and adopts equidistant mode equally in pedestal blind end surface and be equipped with most Long Circles hole;

Described cover body, also be one to be the cylindrical housings of hollow, in provide and be embedded with the LED light emitting source, adopt equidistant mode in side face and be laid with most strip holes, each strip hole all is that ecto-entad is suppressed and made that metal material is recessed to be formed equidirectional and be 45 degree, and adopts equidistant mode in cover body blind end surface and be equipped with most tri-angle-holed.

2. have according to claim 1 thermal diffusion and thermal convection current the heat radiation light fixture, it is characterized in that, pedestal is striden near the side face of openend and is provided with one and is ㄇ shape and can adjusts the fixed frame of rotation, and utilizes in the junction and to screw or the mode of loosening provides positioning action after the control pedestal is adjusted relative position or angle.

3. as the light fixture of tool thermal diffusion as described in the claim 3 and thermal convection current heat radiation, it is characterized in that the material of pedestal and cover body is taken from aluminium, silver, copper, gold, zinc, iron, the lead metal material arbitrary.