WO2018082306A1

WO2018082306A1 - Modular interchangeable led light engine and lamp system

Info

Publication number: WO2018082306A1
Application number: PCT/CN2017/087362
Authority: WO
Inventors: 庄朝辉
Original assignee: 深圳市汇恩电子有限公司
Priority date: 2016-11-01
Filing date: 2017-06-07
Publication date: 2018-05-11
Also published as: CN106352254A; CN106352254B

Abstract

Disclosed are a modular interchangeable LED light engine (10) and a lamp system (20). The modular interchangeable LED light engine (10) comprises a radiator (1) and a lamp holder (2) detachably connected to the radiator (1). The modular interchangeable LED light engine (10) further comprises a lamp panel (3), a fixed support (4) for mounting the lamp panel (3), a light guide (5) arranged around the periphery of the fixed support (4), a reflector cup (6) mounted inside the radiator (1) and around the periphery of the light guide (5), and an external wiring terminal (7) fixedly connected to the radiator (1). The fixed support (4) is provided with two internal wiring terminals (41), with the centre thereof being provided with a mounting hole through which lamplight passes. The radiator (1) is provided with a mounting portion (111). The mounting portion (111) is further provided with a wire hole located at the lower end of the external wiring terminal (7) and in communication with a cavity. The connection of an external power line of the modular interchangeable LED light engine (10) is also very easy, and fast mounting is allowed without disassembly of the whole LED. Moreover, the power line is connected to the external wiring terminal (7), avoiding the case that the power line is directly led out of the the radiator (1).

Description

Modular interchangeable LED light engine and luminaire system

Technical field

The present invention relates to lighting devices, and more particularly to a modular interchangeable LED light engine and luminaire system.

Background technique

At present, the traditional modular interchangeable LED light engine's heat sink and lamp holder are mostly screw-mounted, the installation is cumbersome, the disassembly and assembly is inconvenient, and the wires for the modular interchangeable LED light engine are directly connected. It is not aesthetically pleasing from the tail, and the wiring is troublesome.

Summary of the invention

In order to overcome the deficiencies of the prior art described above, it is an object of the present invention to provide a modular interchangeable LED light engine and luminaire system.

The technical solution of the present invention is:

A modular interchangeable LED light engine includes: a heat sink, a lamp holder detachably coupled to the heat sink, the modular interchangeable LED light engine further comprising a light board, and a fixing bracket for mounting the light board a light guiding column disposed on the outer periphery of the fixing bracket, a reflecting cup installed in the heat sink and disposed on the outer circumference of the light guiding column, and an external connecting terminal fixedly connected with the heat sink; the fixing bracket is provided with two inner connecting terminals, the center thereof A mounting hole for transmitting light is provided; the heat sink is provided with a mounting portion; and the mounting portion further has a wire hole at a lower end of the external terminal and communicating with the cavity.

A further technical solution is that the inner terminal and the outer terminal are plug-in terminals.

A further technical solution is that the heat sink comprises a body, a plurality of heat dissipation plates disposed on the outer circumference of the body and extending downward, and a fixing ring; the heat dissipation plate is circumferentially fixed to the outer circumference of the body, and is formed with the body for a cavity of the lamp board is disposed, and a light transmission gap is disposed between the adjacent heat dissipation plates; the fixing ring is fixed to the lower end of the plurality of heat dissipation plates, and at least two card slots are arranged in the ring direction, and are located on the same side of the card slot The latching structure includes a latching portion on one side of the card slot; and a latching protrusion is disposed on a side of the latching portion adjacent to the card slot.

A further technical solution is that the modular interchangeable LED light engine further includes a snap ring; the snap ring includes a ring body and upwardly extending claws; the claws are engaged with the light transmission gap; The reflector cup is snapped onto the inside of the claw.

A further technical solution is that the lamp holder is provided with a fixing groove, a clamping piece disposed in the fixing groove, a plurality of positioning protrusions disposed on the inner edge of the fixing groove, and a light transmission hole communicating with the fixing groove; The loop of the sheet is provided with a plurality of first gripping portions that are in snap-fit engagement with the latching portions; the first gripping portion includes an obliquely extending extension portion, and a horizontal portion at an end of the extension portion; After the card slot passes through the positioning protrusion, the heat sink is rotated, and the carding portion is clamped to the first clamping portion.

A further technical solution is that the card tab is further provided with a second clamping portion symmetrically disposed with the first clamping portion.

A further technical solution is that the lamp holder is further provided with a plurality of positioning slots on the inner edge of the fixing slot; the card tab is provided with a plurality of positioning ends corresponding to the positioning slots, and the fixing bracket is fixedly connected to the lamp holder through the positioning slot. .

A further technical solution is that the modular interchangeable LED light engine further includes a pressure cover plate, a locking screw for locking the cover plate on the mounting portion, and a PCB board fixed to the mounting portion; the PCB board and the outer layer The terminal is electrically connected; the upper end of the heat sink is provided with a mounting groove; the pressing cover comprises a lower pressing portion, and the upper pressing portion is installed in the mounting groove, and is connected to the upper pressing portion and the lower pressing portion. a connecting portion; the lower pressing portion presses the PCB board to the mounting portion.

A luminaire system comprising the modular interchangeable LED light engine described above.

A further technical solution is that the lamp holder further has a fixing boss on an outer circumference of the fixing groove; the lamp system further comprises a fixing member for connecting an adjacent modular interchangeable LED light engine, and a locking member; The fixing boss is provided with a fixing groove; two ends of the fixing member are respectively installed in fixing slots of adjacent modular interchangeable LED light engines; the locking members respectively lock the two ends of the fixing member Two lamp holders adjacent to each other.

The technical effect of the invention compared with the prior art is: a modular interchangeable LED light engine, the wiring of the external power cord is also very convenient, and the quick installation can be realized without disassembling the entire LED, and at the same time, the power cord Connected to the external terminal block, avoiding the situation that the power cord is directly led out of the heat sink. The fixing ring of the radiator is provided with a ring-shaped engaging portion, which is directly engaged with the lamp holder through the engaging portion, is convenient to disassemble and assemble, has strong adaptability, and the radiator is provided with a plurality of heat dissipation plates, which can quickly and effectively illuminate the lamp The heat is diverging into the air.

A luminaire system that uses a plurality of modular interchangeable LED light engines as described above to form a luminaire system, and the assembly of the luminaire system is quick and convenient.

The invention is further described below in conjunction with the drawings and specific embodiments.

DRAWINGS

1 is an exploded view of an internal LED light engine module of a modular interchangeable LED light engine luminaire system of the present invention.

Figure 2 is an exploded view of the modular interchangeable LED light engine luminaire system.

3 is a perspective view of a modular interchangeable LED light engine.

4 is a perspective view of a modular interchangeable LED light engine luminaire system grille light fixture assembly.

Figure 5 is an exploded view of the rail light fixture and LED light engine module.

6 is a perspective view of a grille lamp of a modular interchangeable LED light engine luminaire system.

Reference numeral

10 Modular Interchangeable LED Light Engine 20 Luminaire System

1 heat sink 11 body

111 Mounting section 112 Mounting slot

12 heat sink 13 retaining ring

131 card slot 132 snap-in structure

132A card connector 132B card bump

14 light transmission gap 2 lamp holder

21 fixing slot 22 card tab

221 first clamping portion 222 second clamping portion

223 positioning end 23 positioning projection

24 positioning groove 25 fixing boss

3 light board 4 fixed bracket

41 Inner terminal 5 Light guide

6 Reflector cup 7 External terminal block

8 PCB board 91 pressure cover

92 retaining ring 93 fixing parts

94 track frame 95 lamp housing

detailed description

In order to more fully understand the technical content of the present invention, the technical solutions of the present invention are further described and illustrated in conjunction with the schematic drawings, but are not limited thereto.

A modular interchangeable LED light engine includes a heat sink and a lamp holder that is detachably coupled to the heat sink. The modular interchangeable LED light engine further includes a light board, a fixing bracket for mounting the light board, a light guiding column disposed on the outer circumference of the fixing bracket, a reflective cup installed in the heat sink and disposed on the outer circumference of the light guiding column, and fixed to the heat sink Connected external terminals.

As shown in FIG. 1, a modular interchangeable LED light engine 10 includes a heat sink 1 and a socket 2 detachably coupled to the heat sink 1. The modular interchangeable LED light engine 10 further includes a light board 3, a fixing bracket 4 for mounting the light board 3, a light guiding column 5 disposed on the outer periphery of the fixing bracket 4, and is installed in the heat sink 1 and disposed on the outer circumference of the light guiding column 5. Reflecting cup 6, external terminal 7 fixedly connected to the radiator 1, the light board 3 is COB LED light source.

The fixing bracket 4 is provided with two inner terminals 41, and a mounting hole for transmitting light is provided at the center. The inner terminal 41 and the outer terminal 7 are plug-in terminals, and the lamp board 3 is electrically connected to the inner terminal 41 of the fixing bracket 4.

The heat sink 1 includes a body 11 , a plurality of heat dissipation plates 12 disposed on the outer circumference of the body 11 and extending downward, and a fixing ring 13 . The heat dissipation plate 12 is circumferentially fixed to the outer circumference of the body 11 to form a cavity for mounting the modular interchangeable LED light engine 10 with the body 11 , and a light transmission gap 14 is disposed between the adjacent heat dissipation plates 12 . The fixing ring 13 is fixed to the lower ends of the plurality of heat dissipation plates 12, and is provided with a card slot 131 and a snap-fit structure 132 on the same side of the card slot 131. The latching structure 132 includes a latching portion 132A on one side of the card slot 131, and a latching protrusion 132B is disposed on a side of the latching portion 132A adjacent to the slot 131. In this embodiment, the number of the card slots and the carding portions is three. In other embodiments, the number of the card slots and the snap portions is two.

The heat dissipation plate 12, the body 11, and the fixing ring 13 are of an integral structure, and the materials of the three are aluminum alloys, wherein the heat dissipation plate 12 is an arc-shaped web.

The body 11 is further provided with a mounting portion 111, and the upper end of the heat sink 1 is provided with a mounting groove 112. The modular interchangeable LED light engine 10 further includes a PCB board 8 fixed to the mounting portion 111, and the external terminal 7 is electrically connected to the PCB board 8. The mounting portion 111 is further provided with a wire hole located at a lower end of the external terminal 7 and communicating with the cavity, and the inner terminal 41 is electrically connected to the PCB board 8.

The modular interchangeable LED light engine 10 further includes a press cover 91 and a locking screw that locks the cover plate 91 to the mounting portion 111. The pressing cover 91 includes a lower pressing portion, an upper pressing portion installed in the mounting groove 112, and a connecting portion between the upper pressing portion and the lower pressing portion, and the lower pressing portion presses the PCB board 8 for mounting. The portion 111 fixes the PCB board 8 and the external terminal 7 to the heat sink 1 by means of a locking screw.

The modular interchangeable LED light engine 10 also includes a snap ring 92 that includes a ring body and upwardly extending jaws. The claw is engaged with the light transmission gap 14, and the reflective cup 6 is engaged with the inner side of the claw.

As shown in FIGS. 2 and 3, the socket 2 is provided with a fixing groove 21, a locking piece 22 provided in the fixing groove 21, and three positioning projections 23 provided on the inner edge of the fixing groove 21. The first connecting portion 221 of the engaging piece 22 is engaged with the first engaging portion 221 which is engaged with the engaging portion 132A. The first engaging portion 221 includes an obliquely extending extending portion and a horizontal portion at the end of the extending portion. After the card slot 131 of the heat sink 1 passes through the positioning protrusion 23, the heat sink 1 is rotated, and the latching portion 132A is engaged with the first chucking portion 221.

The card tab 22 is further provided with a second clamping portion 222 symmetrically disposed with the first clamping portion 221, and the first clamping portion 221 is spaced apart from the second clamping portion 222 to facilitate the first card when installed. The tightening portion 221 and the second clamping portion 222 can enter from the card slot 131 and be engaged with the engaging portion 132A.

The lamp holder 2 is further provided with three positioning slots 24 at the inner edge of the fixing slot 21. The latching piece 22 is provided with a positioning end 223 corresponding to the positioning slot 24, and is fixedly connected to the socket 2 through the positioning slot 24. When the heat sink 1 is slidably engaged with the socket 2, there is an interaction between the heat sink 1 and the clip piece 22. If the position of the clip piece 22 is not fixed, the between the clip piece 22 and the heat sink 1 is easy. Loose.

As shown in FIG. 4, FIG. 5 and FIG. 6, a lamp system 20 includes the above-mentioned modular interchangeable LED light engine 10, a rail frame 94 for mounting the modular interchangeable LED light engine 10, and The lamp housing 95 outside the modular interchangeable LED light engine 10 is modular.

The socket 2 is also provided with a fixed boss 25 on the outer circumference of the fixing groove 21. The lamp system 20 further includes a fixing member 93 for connecting the adjacent modular interchangeable LED light engine 10, and a locking member. The fixing boss 25 is provided with a fixing slot 21, and two ends of the fixing member 93 are respectively mounted in the fixing slots 21 of the adjacent modular interchangeable LED light engine 10, and the locking members respectively lock the two ends of the fixing member 93 to the phase The two adjacent lamp holders 2 can be assembled together by a locking member to form a luminaire system.

The above technical description of the present invention is further described by way of example only, and is not to be understood by the reader, but the embodiments of the present invention are not limited thereto, and any technology extending or re-creating according to the present invention is subject to the present invention. protection of. The scope of the invention is defined by the claims.

Claims

A modular interchangeable LED light engine comprising: a heat sink, a socket detachably coupled to the heat sink, wherein the modular interchangeable LED light engine further comprises a light panel for mounting the light a fixing bracket of the board, a light guiding column disposed on the outer circumference of the fixing bracket, a reflecting cup installed in the heat sink and disposed on the outer circumference of the light guiding column, and an external connecting terminal fixedly connected with the heat sink; the fixing bracket is provided with two inner wirings The terminal has a mounting hole for transmitting light through the center; the heat sink is provided with a mounting portion; and the mounting portion further has a wire hole at a lower end of the external terminal and communicating with the cavity.
The modular interchangeable LED light engine according to claim 1, wherein the inner terminal and the outer terminal are plug-in terminals.
The modular interchangeable LED light engine according to claim 1, wherein the heat sink comprises a body, a plurality of heat dissipation plates disposed on the outer circumference of the body and extending downward, and a fixing ring; The spacer is fixed to the outer circumference of the body, and forms a cavity for mounting the lamp board with the body, and a light transmission gap is disposed between the adjacent heat dissipation plates; the fixing ring is fixed to the lower end of the plurality of heat dissipation plates, and the circumferential direction thereof Having at least two card slots and a snap-on structure on the same side of the card slot; the card-attaching structure includes a snap-on portion on one side of the card slot; and the latching portion is provided with a snap-fit on a side of the card slot Raised.
The modular interchangeable LED light engine of claim 3 wherein said modular interchangeable LED light engine further comprises a snap ring; said snap ring comprising a ring body and upwardly extending jaws The claw is engaged with the light transmission gap; the reflective cup is engaged with the inner side of the claw.
The modular interchangeable LED light engine according to claim 3, wherein the lamp holder is provided with a fixing groove, a locking piece disposed in the fixing groove, and a plurality of positioning protrusions disposed on the inner edge of the fixing groove a light-transmitting hole communicating with the fixing groove; the ring of the locking piece is provided with a plurality of first clamping portions that are tightly engaged with the engaging portion; the first clamping portion includes an extending portion extending obliquely And a horizontal portion located at an end of the extending portion; after the card slot of the heat sink passes through the positioning protrusion, the heat sink is rotated, and the latching portion is clamped to the first clamping portion.
The modular interchangeable LED light engine according to claim 5, wherein the card tab is further provided with a second clamping portion symmetrically disposed with the first clamping portion.
The modular interchangeable LED light engine according to claim 5, wherein the socket is further provided with a plurality of positioning grooves on the inner edge of the fixing groove; the card tab is provided with a plurality of positioning slots The positioning end is fixedly connected to the lamp holder through the positioning groove.
The modular interchangeable LED light engine of claim 1 wherein said modular interchangeable LED light engine further comprises a gland plate that locks the locking screw of the gland plate to the mounting portion. a PCB board fixed to the mounting portion; the PCB board is electrically connected to the external connection terminal; the upper end of the heat sink is provided with a mounting groove; the pressing cover plate includes a lower pressing portion, and is mounted on the mounting groove a portion connected to the connecting portion between the upper pressing portion and the lower pressing portion; the lower pressing portion pressing the PCB board to the mounting portion.
A luminaire system comprising a plurality of modular interchangeable LED light engines as claimed in any of claims 1-9.
The luminaire system of claim 9 wherein said socket further comprises a fixed boss on the periphery of the fixed slot; said luminaire system further comprising means for connecting adjacent modular interchangeable LED light engines a fixing member and a locking member; the fixing boss is provided with a fixing groove; two ends of the fixing member are respectively installed in fixing grooves of adjacent modular interchangeable LED light engines; the locking members are respectively locked The two ends of the fastening member are adjacent to the two lamp holders.