Packaging structure of optical engine

Abstract

The utility model relates to the technical field of optical engines, in particular to a packaging structure of an optical engine, which comprises a support and is characterized in that a circular groove is arranged on the bottom surface of the support, internal threads are arranged on the inner wall of the groove, a sealing ring is clamped on the bottom surface of the groove, a boss is integrally arranged on the support, a lock catch is arranged on the side surface of the boss, a groove is arranged on the boss, and an optical component is adhered in the groove; the lens is connected with the support, the lens is clamped with the boss, and a locking groove is formed in the clamping face of the lens and the boss. An external thread is arranged on the radiator; the beneficial effects are that the manufacturing cost and the installation cost are reduced through the modularized and welding-free design, the support is used for placing core components such as a circuit board, the support is screwed on the radiator through threads, and the lens is combined with the support through a plug-in structure to form a closed space, so that each part of the product is detachable, a fault product is convenient to disassemble and inspect, and the production efficiency is improved. And the fault part is replaced without replacing the whole product, so that the service life of the product is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of light engines, in particular to a packaging structure of a light engine. Background Art

[0002] Light engine packaging generally refers to the process of integrating LED chips and related optical, electronic and thermal management components into a module in the field of LED lighting. The selection and design of packaging technology have a significant impact on the light output, thermal management, reliability and life of LED lamps.

[0003] In the prior art, an integrated housing is typically used to centrally package the various components of a light engine, such as the light source, circuit board, and thermal management system. These components are often secured by welding. This high level of integration results in issues such as difficulty in maintenance, high manufacturing costs, and difficulty in repairing or replacing faulty areas. Consequently, when a product fails, the entire unit must be replaced. Therefore, the present invention proposes a packaging structure for a light engine. Utility Model Content

[0004] The purpose of the present invention is to provide a packaging structure of a light engine to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions: a packaging structure of a light engine, comprising

[0006] A bracket, wherein a circular groove is formed on the bottom surface of the bracket, an internal thread is formed on the inner wall of the groove, a sealing ring is engaged with the bottom surface of the groove, a boss is integrally formed on the bracket, a lock buckle is provided on the side of the boss, a groove is formed on the boss, and an optical component is bonded in the groove;

[0007] A lens, wherein the lens is connected to the bracket, the lens is engaged with the boss, and a locking groove is provided on the engaging surface between the lens and the boss;

[0008] The radiator is provided with external threads.

[0009] Preferably, a plurality of positioning pins are evenly arranged in an array on the bracket, and corresponding positioning holes are arranged on the lens.

[0010] Preferably, a plurality of grooves are provided on the side of the boss, and the lock buckle is arranged in the grooves. The lock buckle includes a base plate, and the base plate is bonded to the grooves on the side of the boss. A spring and one end of the telescopic rod are connected to the base plate, and the spring is sleeved outside the telescopic rod. The spring and the other end of the telescopic rod are connected to a lock tongue.

[0011] Preferably, the optical component includes a driver chip, one end of the driver chip is provided with thermal conductive adhesive, the driver chip is adhered to the circuit board through the thermal conductive adhesive, and the circuit board is fixed in the groove on the boss through the thermal conductive adhesive.

[0012] Preferably, a button is provided in the lock slot, and the button is engaged in the lock slot through a sliding slot device.

[0013] Preferably, the external thread of the radiator corresponds to the internal thread of the bracket, the radiator and the bracket are connected through threads, and anti-slip stripes are evenly distributed on the radiator.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] The light engine and packaging structure proposed in the present invention reduce manufacturing and installation costs through a modular, solder-free design. A bracket is used to place core components such as a circuit board. The bracket is screwed onto the heat sink through threads, and the lens is combined with the bracket through a plug-in structure to form a closed space. This allows the various parts of the product to be detachable, making it easy to disassemble and inspect a faulty product and replace the faulty part without replacing the entire product, thereby extending the product's service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an exploded schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is an exploded schematic diagram of the structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the lock structure of the utility model.

[0019] In the figure: 1. bracket; 2. boss; 3. heat sink; 4. lens; 5. optical component; 51. driver chip; 52. thermal adhesive; 53. circuit board; 6. positioning pin; 61. positioning hole; 7. lock; 71. bottom plate; 72. spring; 73. telescopic rod; 74. lock tongue; 8. lock slot; 9. button; 10. sealing ring. DETAILED DESCRIPTION

[0020] In order to clearly and completely describe the purpose and technical solution of the present invention and make its advantages more clearly understood, the following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention and are not intended to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] For example 1, please refer to Figure 1-Figure 3 The utility model provides a technical solution, a light engine packaging structure: including

[0022] Bracket 1, a circular groove is provided on the bottom surface of the bracket 1, an internal thread is provided on the inner wall of the groove, and a sealing ring 10 is engaged with the bottom surface of the groove. The bracket 1 is connected to the radiator 3 through a thread, which is convenient for assembly and disassembly. The sealing ring 10 enhances the airtightness of the device and improves performance. A boss 2 is integrally provided on the bracket 1, and a lock buckle 7 is provided on the side of the boss 2. The lens 4 is detachably connected to the bracket 1 through the lock buckle 7, which is convenient for maintenance and inspection. A groove is provided on the boss 2, and an optical component 5 is bonded in the groove. The groove is convenient for bonding and fixing the optical component 5; lens 4, lens 4 is connected to the bracket 1, lens 4 is engaged with the boss 2, and a locking groove 8 is provided on the engaging surface of the lens 4 and the boss 2; the locking groove 8 is used to cooperate with the lock buckle 7 to realize the self-locking function of the lens 4 and the bracket 1. Radiator 3, an external thread is provided on the radiator 3, and the radiator 3 dissipates heat for the device to prevent damage to parts caused by overheating.

[0023] A plurality of positioning pins 6 are evenly arranged in an array on the bracket 1 , and corresponding positioning holes 61 are provided on the lens 4 . The positioning pins 6 and the positioning holes 61 are engaged with each other to achieve precise engagement between the bracket 1 and the lens 4 .

[0024] Several grooves are provided on the side of the boss 2, and the lock buckle 7 is set in the groove. The lock buckle 7 includes a base plate 71, which is bonded to the groove on the side of the boss 2. A spring 72 and one end of a telescopic rod 73 are connected to the base plate 71. The spring 72 is sleeved outside the telescopic rod 73. The other end of the spring 72 and the telescopic rod 73 is connected to a lock tongue 74. The spring 72 and the telescopic rod 73 in the lock buckle 7 cause the lock buckle 7 to be squeezed and contracted. At the same time, the lock buckle 7 cooperates with the lock slot 8 to realize the compression and self-locking function.

[0025] The optical component 5 includes a driver chip 51, and a thermally conductive adhesive 52 is provided at one end of the driver chip 51. The driver chip 51 is bonded to the circuit board 53 through the thermally conductive adhesive 52. The circuit board 53 is fixed in the groove on the boss 2 through the thermally conductive adhesive. As the core component of the light engine, the optical component 5 is prone to overheating during operation. The driver chip 51 transfers heat to the circuit board 53 through the thermally conductive adhesive 52, and then the circuit board 53 transfers heat to the bracket 1 through the thermally conductive adhesive. The bracket 1 is connected to the radiator 3 for heat dissipation to ensure that the optical component 5 does not overheat.

[0026] A button 9 is provided in the lock slot 8. The button 9 is engaged in the lock slot 8 through a sliding slot device. The button 9 presses the lock tongue 74 to unlock the lock.

[0027] The external thread of the radiator 3 corresponds to the internal thread of the bracket 1. The radiator 3 and the bracket 1 are connected by threads. The threaded connection facilitates assembly and disassembly. Anti-slip stripes are evenly distributed on the radiator 3. The anti-slip stripes prevent slipping during disassembly and facilitate disassembly.

[0028] The detachable connection between the lens 4 and the bracket 1 is realized by the lock buckle 7, which is convenient for maintenance and inspection. The lock groove 8 is used to cooperate with the lock buckle 7 to realize the self-locking function of the lens 4 and the bracket 1. The heat dissipation of the device is prevented by overheating. The positioning pin 6 and the positioning hole 61 are matched with each other to realize the precise engagement of the bracket 1 and the lens 4. The spring 72 and the telescopic rod 73 in the lock buckle 7 squeeze and contract the lock buckle 7. At the same time, the lock buckle 7 cooperates with the lock slot 8 to realize the compression self-locking function. The optical component 5 is the core component of the light engine and is prone to overheating during operation. The driver chip 51 transfers heat to the circuit board 53 through the thermal conductive adhesive 52, and then the circuit board 53 conducts heat to the bracket 1 through the thermal conductive adhesive. The bracket 1 is connected to the radiator 3 for heat dissipation to ensure that the optical component 5 is not overheated. The button 9 squeezes the lock tongue 74 to unlock. The anti-slip stripes on the radiator 3 are convenient for anti-slip disassembly and easy to disassemble.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A light engine packaging structure, characterized by: The optical engine and packaging structure include A bracket (1), wherein a circular groove is provided on the bottom surface of the bracket (1), an internal thread is provided on the inner wall of the groove, a sealing ring (10) is engaged with the bottom surface of the groove, a boss (2) is integrally provided on the bracket (1), a lock buckle (7) is provided on the side of the boss (2), a groove is provided on the boss (2), and an optical component (5) is bonded in the groove; A lens (4), wherein the lens (4) is connected to the bracket (1), the lens (4) is engaged with the boss (2), and a locking groove (8) is provided on the engaging surface between the lens (4) and the boss (2); A radiator (3), wherein the radiator (3) is provided with an external thread.

2. The light engine packaging structure according to claim 1, wherein: A plurality of positioning pins (6) are evenly arranged in an array on the bracket (1), and corresponding positioning holes (61) are arranged on the lens (4).

3. The light engine packaging structure according to claim 1, wherein: The side of the boss (2) is provided with a plurality of grooves, the lock buckle (7) is arranged in the grooves, and the lock buckle (7) includes a bottom plate (71), the bottom plate (71) is bonded to the grooves on the side of the boss (2), a spring (72) and one end of a telescopic rod (73) are connected to the bottom plate (71), the spring (72) is sleeved outside the telescopic rod (73), and the other end of the spring (72) and the telescopic rod (73) are connected to a lock tongue (74).

4. The light engine packaging structure according to claim 1, wherein: The optical component (5) comprises a driver chip (51), one end of the driver chip (51) is provided with a heat-conducting adhesive (52), the driver chip (51) is bonded to a circuit board (53) via the heat-conducting adhesive (52), and the circuit board (53) is fixed in a groove on the boss (2) via the heat-conducting adhesive.

5. The light engine packaging structure according to claim 1, wherein: A button (9) is provided in the lock slot (8), and the button (9) is engaged in the lock slot (8) via a sliding slot device.

6. The light engine packaging structure according to claim 1, wherein: The external threads of the radiator (3) correspond to the internal threads of the bracket (1), the radiator (3) and the bracket (1) are connected via threads, and anti-slip stripes are evenly distributed in rows on the radiator (3).

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