CN201787407U

CN201787407U - Modularized LED lamp

Info

Publication number: CN201787407U
Application number: CN2010205440128U
Authority: CN
Inventors: 孙广义; 杨华
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2010-09-21
Filing date: 2010-09-21
Publication date: 2011-04-06
Anticipated expiration: 2020-09-21

Abstract

The utility model provides a modularized LED lamp comprising an LED module, a driving power supply module and a housing, wherein the LED module comprises a radiator with slide rails arranged on both sides, an LED lamp set arranged on the radiator and an optical lens covered on the LED lamp set, and the housing comprises a frame rack with sliding chutes arranged on the inner sides, and a front end cover and a rear end cover fixed on both ends of the frame rack. A space is formed by the front end cover, the rear end cover and the frame rack, wherein the front end cover comprises a cover plate, an inner end face and a mould cavity formed along the extended direction perpendicular to the contour of inner end face, the cover plate cooperates with the mould cavity and is located in the opening of the mould cavity. The LED module is arranged in the housing through the cooperation between the slide rails and the sliding chutes. The driving power supply module is electrically connected with the LED module and located in the mould cavity of the front end cover. The modularized LED lamp provided in the utility model is excellent in heat dissipation, and simple and convenient for maintenance and assembly.

Description

A kind of Modularized LED lamp

Technical field

The utility model relates to a kind of LED lamp, relates in particular to a kind of Modularized LED lamp.

Background technology

At present, because the high efficiency of LED (Light Emission Diode light emitting diode), low energy consumption, safe and reliable, the characteristics of long service life make LED obtain using widely in every field.

And traditional street lamp adopts incandescent lamp or high-pressure mercury lamp more, and it is the energy consumption height not only, and brightness does not reach requirement, and not environmental protection.Though prior art also is applied to the LED technology in the middle of the street lamp, but generally all be the quantity by increasing LED or adopt high-power LED to improve the luminosity of light fixture, yet, only be the quantity that increases LED, the just corresponding corresponding LED quantity of lamp that needs a kind of power, the cost of making die sinking like this is too high, and because whole light fixture is combined by many parts, therefore be difficult to guarantee consistency of product, in the requirement that can't satisfy street lamp aspect classification of waterproof requirement and the lamp distribution, and very inconvenient in maintenance and fit on.

Utilize the problem of the LED street lamp existence of traditional lamp housing transformation of the way: though adopt aluminium section bar to do radiator portion, but whole light source and drive circuit are sealed in the lamp housing, so heat dissipation problem just can't solve, because being sealed in the heat of lamp housing the inside can't be transmitted in the extraneous air, the temperature that causes LED continue to raise and the phenomenon of dead lamp occurs, and circuit part also might be burnt.

The utility model content

Technical problem to be solved in the utility model is bad at existing LED lamp product thermal diffusivity, and maintenance and the inconvenient technical problem of assembling provide a kind of Modularized LED lamp, and this Modularized LED lamp thermal diffusivity is good, and maintenance and assemble simple and convenient.

The technical scheme that the utility model adopted is, a kind of Modularized LED lamp, comprise led module, driving power module and housing, described led module comprises radiator, be positioned at the LED lamp group on the described radiator and cover on optical lens on the LED lamp group, and the both sides of described radiator are provided with slide rail; Described housing comprises drive end bearing bracket and the rear end cap that the inboard is provided with the frame of chute and is fixed on the frame two ends, and described drive end bearing bracket, rear end cap and frame form a space; Described drive end bearing bracket comprises cover plate, inner face and the vertical die cavity that extends to form of profile along inner face, and described cover plate cooperates the opening part that is positioned at die cavity with die cavity; Described led module is equipped with in described housing by described slide rail and chute; Described driving power module is electrically connected with led module, and is positioned at the die cavity of described drive end bearing bracket.

Described housing also comprises the middle frame that is used to expand led module, and the both sides of described middle frame are provided with chute, and described led module cooperates fixing with the chute of frame and the chute of middle frame respectively by slide rail.

The cross sectional shape of described slide rail is L-shaped, and the cross sectional shape of described chute is " C " shape, and described slide rail is engaged within the described chute.

The two ends of described frame and middle frame all are provided with screwed hole, and the inner face of described drive end bearing bracket and rear end cap are provided with corresponding screwed hole, and described drive end bearing bracket and rear end cap cooperation and frame and the middle frame by screw and screwed hole fixed.

The die cavity inwall of described drive end bearing bracket is provided with the vertical slot that limits described driving power module, and the dual-side of described driving power module is provided with engaging lug, and described driving power module is placed in the described vertical slot by engaging lug.

Described rear end cap, cover plate and inner face are provided with airflow hole.

Described radiator is provided with radiating fin, and described slide rail is positioned on the outermost radiating fin.

Above radiating fin one side of described radiator, be provided with Air Filter.

Described led module also comprises sealing ring, is provided with corresponding o-ring groove around the described optical lens, and described sealing ring is arranged in the o-ring groove.

Described led module also comprises the heat conduction pad, and the heat conduction pad is arranged between radiator bottom surface and the LED lamp group.

According to the Modularized LED lamp that utility model provides, thermal diffusivity is good, and the maintenance and assemble simple and convenient.

Description of drawings

Fig. 1 is the exploded view of a kind of embodiment of Modularized LED lamp of providing of the utility model;

Fig. 2 is the front view of a kind of embodiment of Modularized LED lamp of providing of the utility model;

Fig. 3 is the exploded view of a kind of embodiment of led module of providing of the utility model;

Fig. 4 is radiator among Fig. 2, middle frame, middle frame connection partial sectional view;

Fig. 5 is the schematic diagram of the drive end bearing bracket that provides of the utility model;

Fig. 6 is the schematic diagram of the rear end cap that provides of the utility model.

The specific embodiment

Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

Shown in Fig. 1 to 6, according to Modularized LED lamp of the present utility model, comprise led module 1, driving power module 2 and by frame 31, the housing (not indicating) that middle frame 34 and drive end bearing bracket 32 and rear end cap 33 are formed, led module 1 comprises radiator 11, be positioned at the LED lamp group 12 on the bottom surface 113 of described radiator 11 and cover on optical lens 13 on the LED lamp group 12, the both sides of radiator 11 are provided with slide rail 111, frame 31 inboards are provided with chute 311, drive end bearing bracket 32 and rear end cap 33 are fixed on the two ends of frame 31, drive end bearing bracket 32 and rear end cap 33 form a space, middle frame 34 is used to expand led module 1, makes the quantity of led module and brightness reach needed requirement.The both sides of middle frame 34 are provided with chute 341, led module 1 cooperates with the chute 341 of the chute 311 of frame 31 and middle frame 34 respectively by slide rail 111 and is fixedly installed in the described housing (indicating), utilize slide rail 111 respectively with the chute 311 of frame 31 with the cooperating of chute 341 of middle frame 34 can in the scope of needs, expand LED module 1, and be easy for installation and maintenance.

The cross sectional shape of slide rail 111 is L-shaped, the cross sectional shape of the chute 311 of frame 31 and the chute 341 of middle frame 34 is " C " shape, and " L " shape and the so corresponding shape of " C " shape match slide rail 111 is engaged within the chute 341 of the chute 311 of described frame 31 and middle frame 34.

Drive end bearing bracket 32 comprises cover plate 321, inner face 322 and the vertical die cavity that extends to form 323 of profile along inner face 322, and described cover plate 321 cooperates the opening part that is positioned at die cavity 323 with die cavity 323; Described driving power module 2 is electrically connected with led module 1, and is positioned at the die cavity 323 of described drive end bearing bracket 32.

As shown in Figure 1 and Figure 4, the two ends of frame 31 are provided with screwed hole 312, the two ends of middle frame 34 are provided with screwed hole 342, the screwed hole 325 that the inner face 322 of described drive end bearing bracket 32 is provided with, rear end cap 33 is provided with the screwed hole 325 corresponding screwed holes 332 with drive end bearing bracket 32, and described drive end bearing bracket 32 and rear end cap 33 are fixed between drive end bearing bracket 32 and the rear end cap 33 with making frame 31 and middle frame 34 cooperating of each respective screw hole by drive end bearing bracket screw 325 and rear end cap screw 333 respectively.

As Fig. 1 and shown in Figure 5, the die cavity inwall 323 of drive end bearing bracket 32 is provided with the vertical slot 3231 that limits driving power module 2, the dual-side of driving power module 2 is provided with engaging lug 21, driving power module 2 is placed in the described vertical slot 3231 by engaging lug 21, and the inner face 322 of the relative drive end bearing bracket 32 of the opening of vertical slot 3231 has certain distance, like this with driving power module 2 be installed in the vertical slot 3231 after, driving power module 2 is unsettled with respect to inner face 322.Such mode can make driving power module 2 fixing better, and is convenient to the installation and the maintenance of driving power module 2, and because driving power module 2 is unsettled, so driving power module 2 gets whole outer surface and can contact with air, helps the conduction of heat, improves heat dispersion.

As shown in Figure 5 and Figure 6, be respectively arranged with rear end cap airflow hole 331 on the inner face 322 of rear end cap 33, cover plate 321 and drive end bearing bracket 32, cover plate airflow hole 3211, drive end bearing bracket airflow hole 334.The position size of these airflow holes is corresponding mutually, thereby forms cross-ventilation, and the air that quickens LED lamp inside flows, and is convenient to accelerate the conduction of internal heat, makes the heat dispersion of this product more superior.

As shown in Figure 3, radiator 11 and bottom surface 113 relative end faces are provided with the radiating fin 112 that some is arranged by certain orientation, be used for the heat that produces in the lamp body is conducted, slide rail 111 is positioned on the outermost radiating fin 112, and consistent with the arragement direction of radiating fin 112, can reduce cost by the aluminium extruded integrated molding like this.

As shown in Figure 3, led module 1 also comprises sealing ring 15 and the heat conduction pad 14 between optical lens 13 and LED lamp group 12.Sealing ring 15 be arranged on optical lens 13 around on, be provided with corresponding o-ring groove (not indicating) at optical lens 13, sealing ring 15 is arranged in the o-ring groove (not indicating), sealing ring 15 is enclosed in LED lamp group 12 in the scope of sealing ring 15 formation, described sealing ring 15 is arranged on prevents in the o-ring groove that sealing or other foreign matters enter in optical lens 13 and the LED lamp group 12, have influence on the performances such as brightness of lamp, also make the degree of protection of this LED lamp can reach higher requirement.

Heat conduction pad 14 is arranged between the bottom surface 113 and LED lamp group 12 of radiator 11, and is adhesively fixed.Heat conduction pad 14 is used to accelerate the conduction of heat, the heat of generations such as LED lamp group 12 is transmitted on the radiator 11 quickly, thereby makes the heat dispersion of LED lamp more superior, improves the service life of LED lamp, reduces or avoid the generation of situations such as dead lamp.

Be provided with Air Filter 4 above radiating fin 112 1 sides of radiator 11, the setting of Air Filter 4 is in order to prevent that extraneous foreign matter from entering, and has influence on the heat sinking function of radiator.

The assembling process of the Modularized LED lamp that provides according to the utility model is as follows:

1. coated with adhesive on the bottom surface 113 of radiator 11, heat conduction pad 14 is bonded on the radiator, LED lamp group 12 is placed on the heat conduction pad, the optical lens 13 that is provided with sealing ring 15 is covered on the LED lamp group 12, and optical lens 13 is fixed on the radiator 11 with led module screw 16, promptly finish the assembling of 1 led module 1.

2. utilize the slide rail 111 on the led module 1 led module 1 to be assembled on the frame 31, utilize the quantity of expanding led module 1 that combines of chute 341 with the led module 1 opposite side slide rail 111 of middle frame 34 with the combining of chute 311 of frame 31.

3. Air Filter 4 is covered above radiating fin 112 1 sides, driving power module 2 is placed in the vertical slot 3231 of drive end bearing bracket 32 by engaging lug 21, and the drive end bearing bracket 32 that driving power module 2 will be installed is assemblied in an end of frame 31 at radiator 11.

4. rear end cap 33 is assemblied in the other end of frame 31, promptly finishes the assembling of the Modularized LED lamp of present embodiment.

According to the Modularized LED lamp that utility model provides, a kind of good product consistency of Modularized LED lamp is provided, the degree of protection height, and thermal diffusivity is good, keeps in repair and assemble simple and convenient.

The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. a Modularized LED lamp comprises led module, driving power module and housing, it is characterized in that:

Described led module comprises radiator, be positioned at the LED lamp group on the described radiator and cover on optical lens on the LED lamp group, and the both sides of described radiator are provided with slide rail;

Described housing comprises drive end bearing bracket and the rear end cap that the inboard is provided with the frame of chute and is fixed on the frame two ends, and described drive end bearing bracket, rear end cap and frame form a space; Described drive end bearing bracket comprises cover plate, inner face and the vertical die cavity that extends to form of profile along inner face, and described cover plate cooperates the opening part that is positioned at die cavity with die cavity;

Described led module is equipped with in described housing by described slide rail and chute;

Described driving power module is electrically connected with led module, and is positioned at the die cavity of described drive end bearing bracket.

2. Modularized LED lamp according to claim 1, it is characterized in that, described housing also comprises the middle frame that is used to expand led module, and the both sides of described middle frame are provided with chute, and described led module cooperates fixing with the chute of frame and the chute of middle frame respectively by slide rail.

3. Modularized LED lamp according to claim 1 and 2 is characterized in that the cross sectional shape of described slide rail is L-shaped, and the cross sectional shape of described chute is " C " shape, and described slide rail is engaged within the described chute.

4. Modularized LED lamp according to claim 2, it is characterized in that, the two ends of described frame and middle frame all are provided with screwed hole, the inner face of described drive end bearing bracket and rear end cap are provided with corresponding screwed hole, and described drive end bearing bracket and rear end cap cooperation and frame and the middle frame by screw and screwed hole fixed.

5. Modularized LED lamp according to claim 1, it is characterized in that, the die cavity inwall of described drive end bearing bracket is provided with the vertical slot that limits described driving power module, the dual-side of described driving power module is provided with engaging lug, and described driving power module is placed in the described vertical slot by engaging lug.

6. Modularized LED lamp as claimed in claim 1 is characterized in that described rear end cap, cover plate and inner face are provided with airflow hole.

7. Modularized LED lamp as claimed in claim 1 is characterized in that described radiator is provided with radiating fin, and described slide rail is positioned on the outermost radiating fin.

8. Modularized LED lamp according to claim 7 is characterized in that, is provided with Air Filter above radiating fin one side of described radiator.

9. Modularized LED lamp according to claim 1 is characterized in that described led module also comprises sealing ring, is provided with corresponding o-ring groove around the described optical lens, and described sealing ring is arranged in the o-ring groove.

10. Modularized LED lamp according to claim 1 is characterized in that described led module also comprises the heat conduction pad, and the heat conduction pad is arranged between radiator bottom surface and the LED lamp group.