CN204739488U - Hang formula installation LED industrial and mining lamp - Google Patents

Abstract

The utility model relates to a hang formula installation LED industrial and mining lamp, including the LED driver, install the driving box of LED driver and the reflector of being connected with the driving box front end, be provided with light -emitting component in the reflector, driving box's rear end be connected with and the rear cover that the driving box inner chamber link up mutually, driving box overcoat are equipped with the radiating piece, and front end edge an organic whole of radiating piece is provided with the heat dissipation ring of closely laminating with the reflector, and leaves the heat dissipation clearance between the periphery wall of radiating piece rear end and the rear cover, compare with prior art, the utility model has the advantages of since the front end of radiating piece edge an organic whole be provided with with the inseparable heat dissipation ring of laminating of reflector, can effectively avoid the thermal resistance of junction, in addition, heat that the LED driver produced is by radiating piece of dispelling the heat, and leaves heat that the clearance of dispelling the heat can make the LED driver distribute between the periphery wall of rear cover and radiating piece and follow the heat dissipation clearance play of reflector and take the external world to to accelerate the heat dissipation of LED driver effectively.

Description

Hanging installs LED bay light

Technical field

The utility model relates to a kind of technical field of LED illumination, particularly relates to a kind of hanging and installs LED bay light.

Background technology

The application of LED is increasingly extensive, and power improves constantly, and LED is used by people as lighting source gradually.But LED is photoelectric device, only have the electric energy of part to convert luminous energy in its course of work, remaining electric energy nearly all converts heat energy to, and the temperature of LED is raised, and if do not taked cooling measure, then LED chip operating temperature rises rapidly, and LED damages because of overheated.In order to ensure that LED normally uses, needing radiator and LED is fixed together, dissipating the heat that LED sends.How high-power LED lamp solves the large technical barrier that heat dissipation problem remains current this area.

If an application number is in the Chinese invention patent application " LED lamp " of 200810218685.1.8 (publication number is CN101387391A), which disclose so a kind of LED lamp, comprise LED heat radiation substrate, metal heat sink, housing, drive circuit board component, described LED heat radiation substrate is fixedly connected with at least one LED chip, described metal heat sink is connected with described LED heat radiation substrate and heat loss through conduction, described drive circuit board component is positioned at described housing, described LED lamp also comprises radiator fan, described metal heat sink is between described radiator fan and described LED heat radiation substrate.Although increase radiator fan can effectively dispel the heat to LED lamp, but in LED lamp, increase radiator fan still there is the complicated problem of installing, and the existence due to radiator fan can make the distance between LED heat radiation substrate and metal heat sink excessive and form thermal resistance, impact heat radiation, therefore, need to be improved further the radiator structure of LED lamp.

Summary of the invention

Technical problem to be solved in the utility model provides a kind of good integrity for above-mentioned prior art present situation and the hanging of the air gap of junction can be avoided to install LED bay light.

The utility model solves the problems of the technologies described above adopted technical scheme: this hanging installs LED bay light, include LED driver, the driving box being provided with described LED driver and the reflection shield be connected with described driving box front end, luminescence component is provided with in described reflection shield, it is characterized in that: the rear end of described driving box is connected with the back cover connected with described driving box inner chamber, radiating piece is arranged with outside described driving box, the front edge of described radiating piece is wholely set the heat dissipating ring fitted tightly with described reflection shield, and leave gap of dispelling the heat between the periphery wall of described radiating piece rear end and described back cover.

Further, described luminescence component comprises the heat-radiating substrate that is laid with some LED and expands light shield, described heat-radiating substrate is also connected with the pressing plate be located at by described expansion light shield outside described LED.Wherein in order to strengthen the radiating effect of LED, LED fits tightly in LED heat radiation substrate, expands light shield simultaneously and utilize pressing plate and cover and establish outside LED, have structure simple, the feature of rapid heat dissipation.

Further, described reflection shield is horn-like in what outwards expand gradually.Because reflection shield surface is amassed wide with air contact surfaces, the heat energy that reflection shield produces once absorption LED, will be transmitted to rapidly reflection shield everywhere, and be melt into immediately in air, and radiating rate is extremely rapid, can make significantly extend the service life of LED.

Further, the fin of more than at least two that described radiating piece includes radiator body and arranges along the radiator body circle spacing, described radiator body periphery wall caves inward and is formed with at least two installing holes, the pilot hole connected with described installing hole is then formed between adjacent fins, described back cover has the convex wall in outer ring fitted with described fin, and the convex wall in described outer ring having the screwed hole being communicated with described pilot hole, a limited screw screw thread can be connected in this installing hole and pilot hole and its head is stuck in outside described screwed hole.During assembling, only convex for the outer ring of back cover wall and fin need be fitted, be threaded between installing hole and pilot hole and its head is stuck in screwed hole namely both can be fixed easily outward through limited screw.

Further, the periphery wall of described driving box has the cavity suitable with described installing hole.This cavity can provide space to installing hole.

Facilitating the suspension of LED bay light further, described back cover having the suspension ring for lifting.

Compared with prior art, the utility model has the advantage of that the front edge due to radiating piece is wholely set the heat dissipating ring fitted tightly with reflection shield, such reflection shield, heat dissipating ring becomes as a whole with radiating piece, effectively can avoid the thermal resistance of junction, add the heat dissipation capacity of radiating piece, and heat dissipating ring also add area of dissipation, not only serve protective effect, also extend service life, in addition, the heat that LED driver produces is dispelled the heat by radiating piece, and leave the heat radiation gap heat that LED driver can be made to distribute between back cover and the periphery wall of radiating piece and go out to take to the external world from the heat radiation gap of reflection shield, thus effectively accelerate the heat radiation of LED driver, thus improve overall radiating efficiency.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the generalized section of Fig. 1;

Fig. 3 is embodiment decomposing schematic representation;

Fig. 4 is the structural representation of radiating piece in the utility model embodiment.

Detailed description of the invention

Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.

As shown in figures 1-4, this hanging is installed LED bay light and is included LED driver 1, the driving box 2 being provided with LED driver 1 and the reflection shield 3 be connected with driving box 2 front end, luminescence component is provided with in reflection shield 3, wide in order to amass with air contact surfaces greatly as far as possible, the heat energy that reflection shield 3 produces once absorption luminescence component will be transmitted to rapidly reflection shield 3 everywhere, in the present embodiment, reflection shield 3 is preferably horn-like in what outwards expand gradually, wherein, luminescence component comprises the heat-radiating substrate 7 being laid with some LED20, LED and expansion light shield 8, heat-radiating substrate 7 is also connected with and is located at pressing plate 9 outside LED20 by expanding light shield 8, and drive the rear end of box 2 to be connected with and the back cover 10 driving box 2 inner chamber to connect, drive outside box 2 and be arranged with radiating piece 4, the front edge of radiating piece 4 is wholely set the heat dissipating ring 5 fitted tightly with reflection shield 3, and leave gap 6 of dispelling the heat between the periphery wall of radiating piece 4 rear end and back cover 10.Multiple fins 42 that radiating piece 4 includes radiator body 41 and arranges along radiator body 41 circle spacing, radiator body 41 periphery wall caves inward and is formed with three installing holes 411, the periphery wall of box 2 is driven to have the cavity 21 suitable with installing hole 411, the pilot hole 412 connected with installing hole 411 is then formed between adjacent fins 42, back cover 10 has the convex wall 101 in the outer ring fitted with fin 42, and the convex wall 101 in outer ring has the screwed hole 102 being communicated with pilot hole 412, one limited screw screw thread can be connected in this installing hole 411 and pilot hole 412 and its head is stuck in outside screwed hole 102.During assembling, only convex for the outer ring of back cover 10 wall 101 need be fitted with fin 42, be threaded between installing hole 411 and pilot hole 412 and its head is stuck in that namely screwed hole 102 is outer can fix both easily through limited screw.

During concrete use, first utilize on back cover 10 and for the suspension ring 102 lifted, whole LED bay light is hung up, the heat that LED sends leads to peraluminous back cover 10 and is shed by heat, if the heat dissipating ring 5 that the heat that LED20 sends is too high can also utilize the front edge of radiating piece 4 to be wholely set and the heat that secondarily LED sent can be crossed radiating piece 4 and shed, because heat dissipating ring 5 is cast aluminum-molykote composite material ring, its lateral surface and fin 42 are in same plane, there is the feature of tailored appearance, after high-temperature heating, directly and fin 42 integrated through injection molding, to reduce the generation of thermal resistance, dust-proof effect can also be played simultaneously, in addition, the heat that LED driver 1 produces is dispelled the heat by radiating piece 4, and leave the heat that gap 6 of dispelling the heat can make LED driver 1 distribute between the periphery wall of back cover 10 and radiating piece 4 and go out to take to the external world from the heat radiation gap 6 of reflection shield 3, thus effectively accelerate the heat radiation of LED driver 1, thus improve overall radiating efficiency.

Claims (6)

1. a hanging installs LED bay light, include LED driver (1), the driving box (2) being provided with described LED driver (1) and the reflection shield (3) be connected with described driving box (2) front end, described reflection shield is provided with luminescence component in (3), it is characterized in that: the rear end of described driving box (2) is connected with the back cover (10) connected with described driving box (2) inner chamber, radiating piece (4) is arranged with outside described driving box (2), the front edge of described radiating piece (4) is wholely set the heat dissipating ring (5) fitted tightly with described reflection shield (3), and leave gap (6) of dispelling the heat between the periphery wall of described radiating piece (4) rear end and described back cover (10).

2. hanging according to claim 1 installs LED bay light, it is characterized in that described luminescence component comprises the heat-radiating substrate (7) that is laid with some LED (20) and expands light shield (8), described heat-radiating substrate (7) is also connected with the pressing plate (9) described expansion light shield (8) be located at outside described LED.

3. hanging according to claim 1 installs LED bay light, it is characterized in that described reflection shield (3) is horn-like in what outwards expand gradually.

4. hanging according to claim 1 installs LED bay light, it is characterized in that the fin (42) of more than at least two that described radiating piece (4) includes radiator body (41) and arranges along radiator body (41) circle spacing, described radiator body (41) periphery wall caves inward and is formed with at least two installing holes (411), the pilot hole (412) connected with described installing hole (411) is then formed between adjacent fins (42), described back cover (10) has the convex wall in the outer ring (101) fitted with described fin (42), and the convex wall in described outer ring (101) has the screwed hole (102) being communicated with described pilot hole (412), one limited screw screw thread can be connected to this installing hole (411) and pilot hole (412) is interior and its head is stuck in described screwed hole (102) outward.

5. hanging according to claim 4 installs LED bay light, it is characterized in that the periphery wall of described driving box (2) has the cavity (21) suitable with described installing hole (411).

6. the hanging according to Claims 1 to 5 any one claim installs LED bay light, it is characterized in that the suspension ring (102) described back cover (10) had for lifting.