CN202675221U - Diode illuminating device and power supply shell thereof - Google Patents

Abstract

The utility model provides a power supply shell for a diode illuminating device, wherein the power supply shell comprises a hollow metal main shell; one end of the main shell is a closed end, and the other end of the main shell is an opening end; the inside of the main shell is an accommodating space; a plurality of metal radiating fins are uniformly arranged outside the side wall of the main shell; at least two fixing parts are arranged at the opening end; the main shell is detachably fixed with a chassis through the fixing parts; a first through hole through which a power supply line passes is formed on the closed end; and a second through hole through which the power supply line passes is formed on the chassis. The main shell is made of metal, and comprises the metal radiating fins, so that the radiation area is increased, the length of a light-emitting diode accommodating assembly is shortened, and the materials used for manufacturing the diode illuminating device are decreased.

Description

A kind of power shell of diode illuminating device and diode illuminating device

Technical field

The utility model relates to lighting field, especially a kind of power shell of diode illuminating device.

Background technology

Light emitting diode (light-emitting diode, being called for short LED) illumination has the characteristics such as energy-conservation, high efficiency, life-span length, environmental protection, safe, non-thermal radiation, can be energy-conservation, has again simultaneously better efficient, so be widely used in lighting apparatus, and in the occupation rate of illumination market along with the time climbs to a higher point gradually.Light emitting diode is to utilize bohr (Bohr) theorem that electric energy is converted to luminous energy, mainly take silicon as material, add again the triads such as compound semiconductor such as aluminium (Al), gallium (Ga), indium (In), or the pentad such as nitrogen (N), phosphorus (P), arsenic (As) forms.The principle of luminosity of light emitting diode, to add forward bias voltage drop in the PN of diode junction first, the interior most carriers electricity hole of p type island region can be moved toward the N-type district, and the most carrier electronics in the N-type district also can move toward p type island region, last electronics and electric hole are compound in exhaustion region, because electronics is passed to behind the valency electricity band forfeiture by the conduction band can rank, therefore light emitting diode can be with the mode released energy of scattered light, and reach the life-span more than 100,000 hours.

Though light emitting diode has multiple advantages, if poor heat radiation can significantly shorten the life-span, therefore, in conventional techniques, can overcome as much as possible the bad problem of heat radiation.Please refer to existing led lamp schematic diagram shown in Figure 1, wherein, habitual led lamp mainly comprises a power supply unit A1, one LED radiator holding part A2, one light emitting diode and the A3 of light projection section, wherein, this LED radiator holding part A2 is accommodating LED radiator, this light emitting diode and the A3 of light projection section then can accommodating light emitting diode and set of lenses, the ray cast that light emitting diode produces is gone out, and be accommodating power supply unit in this power supply unit A1, can be connected with external power source, alternating current is converted to direct current, and illuminating diode power is provided.

Bad for fear of LED heat radiating, the radiator holding part A2 of light emitting diode of the prior art makes with metal material, and the outside is to be designed with a plurality of radiating fin A21, to increase area of dissipation; Because this LED radiator holding part A2 is metal material, weight is heavier, and in order to reduce habitual led lamp overall weight, this power supply unit A1 makes with plastic material.Yet because plastic material is difficult for heat radiation, the length of this LED radiator holding part A2 will design longly, and enough area of dissipations can be provided, so it is more to cause making the required metal material of this led lamp.

The utility model content

The utility model proposes a kind of power shell of diode illuminating device, can shorten the accommodating length of LED radiator, employed material when reducing the diode illuminating device manufacturing.

The technical solution of the utility model is achieved in that

A kind of power shell of diode illuminating device, this power shell comprise a hollow metal main casing, and described main casing one end is blind end, and the other end is openend, and its inside is accommodation space; The sidewall outside of described main casing is provided with the radiating fin of several metals equably; Described openend is provided with at least two fixed parts, and described main casing removably is fixed together by described fixed part and chassis; What offer on the described blind end that the power supply source line passes first passes through the hole, and what be provided with on the described chassis that the power supply source line passes second passes through the hole.Described main casing is made with metal, and has the heat dissipation metal fin, has increased area of dissipation, thus can shorten the length of the accommodating assembly of light emitting diode, and employed material when reducing diode illuminating device and making.

Preferably, described each fixed part comprises a screw storage tank and a screw hole, in order to described main casing and described chassis are linked together.

Preferably, first on the described blind end passes through and is provided with a power line on the hole and passes through assembly, makes things convenient for power line to pass.Further, described power line passes through assembly and comprises the first connecting portion and the second connecting portion that is threaded.

Preferably, described power shell comprises that also described hanging unit is arranged at the end face center of described main casing for the hanging unit that hangs.When it did not adopt hanging unit, described power shell comprised that described carrier unit rotatably is connected in the both sides of described main casing for the carrier unit of adjusting light angle.These two kinds of structures all can reach the fixedly purpose of diode illuminating device.

Preferably, described main casing, radiating fin, fixed part and hanging unit are formed in one; Also be provided with the electric power adjustment part on the described chassis, by the power strength of this electric power adjustment part capable of regulating power supply unit output.

Preferably, described power shell also comprises a terminal pad, and described terminal pad is arranged between described chassis and the luminous component.

The utility model also proposes a kind of diode illuminating device, and this diode illuminating device comprises aforesaid any power shell.

The main casing of diode illuminating device of the present utility model is made with metal material, and have several radiating fins and can increase area of dissipation, not only helped to dispel the heat but also can shorten the length of the accommodating assembly of light emitting diode, and employed material when reducing diode illuminating device and making.Described main casing, radiating fin, fixed part and hanging unit can be formed in one, and have also simplified the processing step of making.

Description of drawings

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the led lamp schematic diagram of prior art;

Fig. 2 is the stereogram of the power shell embodiment 1 of the utility model diode illuminating device;

Fig. 3 is the stereogram of another angle of Fig. 2;

Fig. 4 is the stereogram of the utility model chassis and power supply unit;

Fig. 5 is the three-dimensional exploded view of the utility model diode illuminating device embodiment 1;

Fig. 6 is the three-dimensional combination figure of the utility model diode illuminating device embodiment 1;

Fig. 7 is the stereogram of the power shell embodiment 2 of the utility model diode illuminating device;

Fig. 8 is the top view of the power shell embodiment 2 of the utility model diode illuminating device.

The specific embodiment

Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.

Such as Fig. 2 and shown in Figure 5, the power shell of diode illuminating device of the present utility model be can with diode illuminating device 3 combinations, and housing that can an accommodating power supply unit 2.As shown in Figures 2 and 3, the power shell of this diode illuminating device includes hollow metal main casing 11, and an end of this main casing 11 is blind end 113, and the other end is openend 112, and its inside is accommodation space 111; Wherein, openend 112 is as the bottom surface of main casing 11, and accommodation space 111 is used for holding power supply unit 2.Be provided with equably the radiating fin 12 of several metals in the sidewall outside of main casing 11, these radiating fins 12 that are centered around main casing 11 sides have increased area of dissipation, so can shorten the length of the accommodating assembly 31 of radiator in the led lighting part 3 shown in Fig. 5 and Fig. 6, and then reduced the accommodating assembly 31 employed materials of manufacturing radiator, also reached the purpose of the weight that alleviates diode illuminating device.

Be provided with at least two fixed parts 13 at openend 112, main casing 11 removably is fixed together by fixed part 13 and chassis 16.Chassis 16 is mainly used in carrying power supply unit 2, power supply unit 2 is locked in the bottom of main casing 11, and it is placed in the accommodation space 111.In the embodiment 1 and embodiment 2 of Fig. 2-shown in Figure 8, fixed part 13 is four, be evenly distributed in the periphery of openend, this fixed part 13 also can be designed to two, three, five or more as the case may be certainly, and is not limited to the quantity among the embodiment.First pass through the hole what blind end 113 offered that the power supply source line passes, on the chassis 16 be provided with that the power supply source line passes second pass through hole 161; In the present embodiment, pass described first pass through the hole be the AC power cord 21 of this power supply unit 2, pass second pass through hole 161 be the direct current supply line 22 of power supply unit 2.

Power supply unit 2 can be converted to direct current with the alternating current that AC power cord 21 is inputted, and exports led lighting part 3 to through this direct current supply line 22 again.On chassis 16, also be provided with electric power adjustment part 162, adjust the power strength that this power supply unit 2 is exported by this electric power adjustment part 162.

As shown in Figures 2 and 3, each fixed part 13 comprises a screw storage tank 131 and a screw hole 132, this screw storage tank 131 caves inward from the sidewall of main casing 11, and offer screw hole 132 in the position near openend 112, fixture passes this screw hole 132, and main casing 11 and chassis 16 are fixed together.

Pass through the hole at first of the blind end 113 of main casing 11 and be provided with a power line and pass through assembly 14, so that AC power cord 21 passes.This power line passes through assembly 14 and comprises the first connecting portion 141 and the second connecting portion 142 that is threaded.This first connecting portion 141 is arranged on the end face of main casing 11, and 142 of this second connecting portions are fixed on the AC power cord 21.

In embodiment 1 of the present utility model, described power shell comprises that also this hanging unit 15A is arranged on the end face center of main casing 11 for the hanging unit 15A that hangs, with the convenient diode illuminating device that hangs.But this hanging unit 15A is not limited to the shape of illustrated sub-circular, and the shape of the reached suspension purpose that other is commonly used also can adopt, such as cylindricality, ellipse, square etc.

Embodiment 2 does not as shown in Figure 7 and Figure 8 have hanging unit 15A on this power shell, but adopts carrier unit 15B, and carrier unit 15B rotatably is connected in the both sides of main casing 11.In the present embodiment 2, carrier unit 15B is connected on the rotating hole 114 on the main casing 11, and power shell of the present utility model can be arranged on any pedestal, and can see through the light angle of shaking to adjust led lighting part 3.As shown in Figure 8, be the top view of power shell of the present utility model, wherein four fixed parts 13 are to be the diagonal angle setting, namely are evenly distributed in the outside of openend 112, are 90 ° of Rotational Symmetry settings; 114 sides that are oppositely arranged on main casing 11 of two rotating holes.

Power shell of the present utility model also comprises a terminal pad 17, and it is arranged between chassis 16 and the luminous component 3, and power shell is connected with led lighting part 3 by this terminal pad 17.

Main casing 11 of the present utility model, radiating fin 12, fixed part 13 and hanging unit 15A preferably adopt integrally formed mode to process, to save processing technology; These parts can adopt metal to make, and are beneficial to heat radiation.Main casing 11, radiating fin 12, fixed part 13 and hanging unit 15A preferably adopt aluminium to make, and the excellent in heat dissipation effect of aluminium helps heat radiation; And can do blasting treatment at outer surface, to improve heat emissivity coefficient, reduce the temperature of power shell.This structure and material can be shared the heat radiation of the accommodating assembly 31 of LED radiator of led lighting part 3, so the length of the accommodating assembly 31 of LED radiator just can shorten, can save material and weight.

The utility model also proposes a kind of diode illuminating device, and this lighting device adopts aforesaid power shell to make, thereby reaches the purpose of saving material and weight reduction.

The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (10)

1. the power shell of a diode illuminating device, it is characterized in that, this power shell comprises a hollow metal main casing (11), and described main casing (11) one ends are blind end (113), the other end is openend (112), and its inside is accommodation space (111); The sidewall outside of described main casing (11) is provided with the radiating fin (12) of several metals equably; Described openend (112) is provided with at least two fixed parts (13), and described main casing (11) removably is fixed together by described fixed part (13) and chassis (16); What offer on the described blind end (113) that the power supply source line passes first passes through the hole, and what be provided with on described chassis (16) that the power supply source line passes second passes through hole (161).

2. the power shell of diode illuminating device as claimed in claim 1 is characterized in that, described each fixed part (13) comprises a screw storage tank (131) and a screw hole (132).

3. the power shell of diode illuminating device as claimed in claim 1 is characterized in that, first on the described blind end (113) passes through and be provided with a power line on the hole and pass through assembly (14).

4. the power shell of diode illuminating device as claimed in claim 3 is characterized in that, described power line passes through assembly (14) and comprises the first connecting portion (141) and the second connecting portion (142) that is threaded.

5. the power shell of diode illuminating device as claimed in claim 1 is characterized in that, described power shell comprises that also described hanging unit (15A) is arranged at the end face center of described main casing (11) for the hanging unit (15A) that hangs.

6. the power shell of diode illuminating device as claimed in claim 1 is characterized in that, described main casing (11), radiating fin (12), fixed part (13) and hanging unit (15A) are formed in one.

7. the power shell of diode illuminating device as claimed in claim 1, it is characterized in that, described power shell comprises that also described carrier unit (15B) rotatably is connected in the both sides of described main casing (11) for the carrier unit (15B) of adjusting light angle.

8. the power shell of diode illuminating device as claimed in claim 1 is characterized in that, also is provided with electric power adjustment part (162) on described chassis (16).

9. the power shell of diode illuminating device as claimed in claim 1 is characterized in that, described power shell also comprises a terminal pad (17), and described terminal pad (17) is arranged between described chassis (16) and the luminous component (3).

10. a diode illuminating device is characterized in that, it comprises the arbitrary power shell among the described claim 1-9.

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