CN201787407U - A modular LED light - Google Patents

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 modular LED light

technical field

The utility model relates to an LED lamp, in particular to a modular LED lamp.

Background technique

At present, because of the high efficiency, low energy consumption, safety and reliability, and long service life of LEDs (Light Emission Diodes), LEDs have been widely used in various fields.

However, traditional street lamps mostly use incandescent lamps or high-pressure sodium lamps, which not only consume high energy, but also cannot meet the brightness requirements, and are not environmentally friendly. Although the existing technology also applies LED technology to street lamps, it generally increases the number of LEDs or uses high-power LEDs to increase the luminous brightness of the lamps. However, only increasing the number of LEDs requires a power lamp. Corresponding to the corresponding number of LEDs, the cost of manufacturing molds is too high, and because the entire lamp is composed of multiple parts, it is difficult to ensure product consistency, and it cannot meet the requirements of street lamps in terms of waterproof level requirements and light distribution of lamps. , and it is very inconvenient in maintenance and assembly.

Problems existing in LED street lamps remanufactured by traditional lamp housings: Although aluminum profiles are used as the heat dissipation part, the entire light source and drive circuit are sealed in the lamp housing, so the heat dissipation problem cannot be solved, because the heat sealed in the lamp housing cannot be conducted. Into the outside air, the temperature of the LED will continue to rise and the phenomenon of dead light will appear, and the circuit part may also be burned.

Utility model content

The technical problem to be solved by the utility model is to provide a modular LED lamp for the technical problems that the existing LED lamp products have poor heat dissipation and inconvenient maintenance and assembly. The modular LED lamp has good heat dissipation and is easy to maintain And assembly is simple and convenient.

The technical solution adopted in the utility model is a modular LED lamp, including an LED module, a driving power supply module and a casing, the LED module includes a radiator, an LED lamp group located on the radiator, and an LED The optical lens on the lamp group, slide rails are provided on both sides of the radiator; the housing includes a side frame with a slide groove inside and a front end cover and a rear end cover fixed at both ends of the side frame, and the front end cover 1. The rear end cover and the side frame form a space; the front end cover includes a cover plate, an inner end surface and a cavity formed by extending vertically along the contour of the inner end surface, and the cover plate and the cavity are positioned at the opening of the cavity; The LED module is arranged in the housing through the cooperation of the slide rail and the chute; the driving power module is electrically connected with the LED module and is located in the cavity of the front cover.

The housing also includes a middle frame for extending the LED module. Slide grooves are provided on both sides of the middle frame, and the LED module is respectively fitted and fixed with the slide grooves of the side frame and the slide grooves of the middle frame through slide rails.

The cross-sectional shape of the slide rail is "L", the cross-sectional shape of the slide groove is "C" shape, and the slide rail is engaged in the slide groove.

Both ends of the side frame and the middle frame are provided with threaded holes, and the inner end surface of the front end cover and the rear end cover are provided with corresponding threaded holes, and the front end cover and the rear end cover are matched by screws and threaded holes. Fixed with side frame and middle frame.

The inner wall of the cavity of the front end cover is provided with a vertical slot defining the driving power module, the two sides of the driving power module are provided with connecting ears, and the driving power module is placed in the vertical groove through the connecting ears Inside.

Airflow holes are arranged on the rear end cover, the cover plate and the inner end surface.

The heat sink is provided with heat dissipation fins, and the slide rail is located on the outermost heat dissipation fins.

A dust-proof net is arranged above one side of the heat dissipation fins of the radiator.

The LED module further includes a sealing ring, and a corresponding sealing ring groove is arranged on the periphery of the optical lens, and the sealing ring is arranged in the sealing ring groove.

The LED module also includes a heat conduction pad, and the heat conduction pad is arranged between the bottom surface of the radiator and the LED lamp group.

The modular LED lamp provided according to the utility model has good heat dissipation, and is simple and convenient to maintain and assemble.

Description of drawings

Fig. 1 is an exploded view of an embodiment of a modular LED lamp provided by the utility model;

Fig. 2 is a front view of an embodiment of a modular LED lamp provided by the present invention;

Fig. 3 is an exploded view of an embodiment of the LED module provided by the present invention;

Fig. 4 is a partial cross-sectional view of the connection of the radiator, the middle frame, and the middle frame in Fig. 2;

Fig. 5 is a schematic diagram of the front end cover provided by the utility model;

Fig. 6 is a schematic diagram of the rear end cap provided by the present invention.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figures 1 to 6, the modular LED lamp according to the present utility model includes an LED module 1, a driving power supply module 2 and a housing composed of a side frame 31, a middle frame 34, a front end cover 32 and a rear end cover 33 ( Not marked), the LED module 1 includes a radiator 11, an LED lamp group 12 located on the bottom surface 113 of the radiator 11, and an optical lens 13 covering the LED lamp group 12, and slide rails are provided on both sides of the radiator 11 111, the inner side of the side frame 31 is provided with a chute 311, the front end cover 32 and the rear end cover 33 are fixed on both ends of the side frame 31, the front end cover 32 and the rear end cover 33 form a space, and the middle frame 34 is used to expand the LED module 1 , so that the number and brightness of the LED modules meet the required requirements. Both sides of the middle frame 34 are provided with chute 341, and the LED module 1 is fixedly arranged in the housing (not marked) through the chute 311 of the side frame 31 and the chute 341 of the middle frame 34 through the slide rail 111, respectively. The cooperation between the slide rail 111 and the slide groove 311 of the side frame 31 and the slide groove 341 of the middle frame 34 can expand the LED module 1 within a required range, and facilitate installation and maintenance.

The sectional shape of the slide rail 111 is "L", the sectional shape of the chute 311 of the side frame 31 and the chute 341 of the middle frame 34 is "C", and the corresponding shapes of the "L" shape and the "C" shape are similar. The sliding rail 111 is engaged in the sliding groove 311 of the side frame 31 and the sliding groove 341 of the middle frame 34 through cooperation.

The front end cover 32 includes a cover plate 321, an inner end surface 322 and a cavity 323 extending vertically along the contour of the inner end surface 322. The cover plate 321 is matched with the cavity 323 and located at the opening of the cavity 323; the drive power module 2 It is electrically connected with the LED module 1 and located in the cavity 323 of the front cover 32 .

As shown in Figure 1 and Figure 4, the two ends of side frame 31 are provided with threaded hole 312, the two ends of middle frame 34 are provided with threaded hole 342, the threaded hole 325 that the inner end face 322 of described front end cover 32 is provided with, rear end The cover 33 is provided with a threaded hole 332 corresponding to the threaded hole 325 of the front end cover 32, and the front end cover 32 and the rear end cover 33 respectively pass the cooperation of the front cover screw 325 and the rear end cover screw 333 with each corresponding threaded hole to make the side The frame 31 and the middle frame 34 are fixed between the front end cover 32 and the rear end cover 33 .

As shown in Figures 1 and 5, the cavity inner wall 323 of the front end cover 32 is provided with a vertical slot 3231 defining the driving power module 2, and the two sides of the driving power module 2 are provided with connecting ears 21, and the driving power module 2 passes through the connecting ears. 21 is placed in the vertical slot 3231, and the opening of the vertical slot 3231 has a certain distance from the inner end surface 322 of the front cover 32, so that after the drive power module 2 is installed in the vertical slot 3231, the drive power module 2 It is suspended relative to the inner end surface 322 . In this way, the driving power supply module 2 can be better fixed, and it is convenient for the installation and maintenance of the driving power supply module 2, and because the driving power supply module 2 is suspended, the entire outer surface of the driving power supply module 2 can be in contact with the air. Conducive to heat conduction, improve heat dissipation performance.

As shown in FIGS. 5 and 6 , rear end cover 33 , cover plate 321 and inner end surface 322 of front end cover 32 are respectively provided with rear end cover airflow hole 331 , cover plate airflow hole 3211 and front end cover airflow hole 334 . The positions and sizes of these air holes correspond to each other, thereby forming air convection, accelerating the air flow inside the LED lamp, facilitating the conduction of internal heat, and making the heat dissipation performance of this product more superior.

As shown in Figure 3, a certain number of heat dissipation fins 112 arranged in a certain direction are provided on the end surface of the heat sink 11 opposite to the bottom surface 113, which are used to conduct the heat generated in the lamp body, and the slide rail 111 is located on the outermost side to dissipate heat. The fins 112 are arranged in the same direction as the cooling fins 112, so that the cost can be reduced by aluminum extrusion.

As shown in FIG. 3 , the LED module 1 further includes a sealing ring 15 and a thermal pad 14 located between the optical lens 13 and the LED lamp group 12 . The sealing ring 15 is arranged on the periphery of the optical lens 13, and the optical lens 13 is provided with a corresponding sealing ring groove (not marked), and the sealing ring 15 is arranged in the sealing ring groove (not marked), and the sealing ring 15 seals the LED lamp The group 12 is surrounded by the range formed by the sealing ring 15, and the sealing ring 15 is arranged in the groove of the sealing ring to prevent water or other foreign matter from entering the optical lens 13 and the LED lamp group 12, which will affect the brightness and other performances of the lamp, and also This makes the protection level of the LED lamp meet higher requirements.

The heat conduction gasket 14 is arranged between the bottom surface 113 of the heat sink 11 and the LED lamp group 12, and is glued and fixed. The thermal pad 14 is used to speed up the conduction of heat, so that the heat generated by the LED lamp group 12 and the like can be transferred to the radiator 11 more quickly, so that the heat dissipation performance of the LED lamp is better, the service life of the LED lamp is improved, and the reduction or avoidance The occurrence of dead lights and so on.

A dust-proof net 4 is arranged above one side of the heat-dissipating fins 112 of the radiator 11. The dust-proof net 4 is set to prevent foreign matter from entering the radiator and affecting the heat dissipation function of the radiator.

The assembly process of the modular LED lamp provided according to the utility model is as follows:

1. Apply adhesive on the bottom surface 113 of the heat sink 11, make the heat conduction gasket 14 stick on the heat sink, place the LED lamp group 12 on the heat conduction gasket, and place the optical lens 13 provided with the sealing ring 15 Cover it on the LED lamp group 12, and fix the optical lens 13 on the heat sink 11 with the LED module screw 16, that is to complete the assembly of one LED module 1.

2. Use the combination of the slide rail 111 on the LED module 1 and the slide groove 311 of the side frame 31 to assemble the LED module 1 on the side frame 31, use the slide groove 341 of the middle frame 34 and the slide rail 111 on the other side of the LED module 1 The combination to expand the number of LED modules 1.

3. Cover the dust-proof net 4 above the heat dissipation fin 112 side of the radiator 11, place the driving power module 2 in the vertical groove 3231 of the front end cover 32 through the connecting ear 21, and install the driving power module 2 The front end cover 32 is assembled on one end of the side frame 31.

4. Assemble the rear end cover 33 on the other end of the side frame 31, that is to complete the assembly of the modular LED lamp of this embodiment.

According to the modular LED lamp provided by the utility model, a modular LED lamp has good product consistency, high protection level, good heat dissipation, and simple and convenient maintenance and assembly.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

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.

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