Modularized light source module, LED (light-emitting diode) barrel spotlight and illuminating lamp

Abstract

The utility model relates to the technical field of lighting lamps, and discloses a modularized light source module, an LED tube spotlight and a lighting lamp, the modularized light source module comprises a light source module, a first mounting structure and a second mounting structure are arranged on the light source module, the first mounting structure is arranged at the light emitting end of the light source module along the lighting direction of the light source module, and the second mounting structure is arranged at the light emitting end of the light source module along the lighting direction of the light source module. The second installation structure is arranged on the side wall of the light source module in the illumination direction perpendicular to the light source module, the light source module is assembled into the LED barrel spotlight through the first installation structure, and the light source module is assembled into the illumination lamp through the second installation structure. According to the modularized light source module provided by the utility model, through the arrangement of the first mounting structure and the second mounting structure, the assembly of a barrel spotlight and a conventional lighting lamp can be respectively realized, the modularized light source module can be detached and replaced, and meanwhile, the modularized light source module can also be used for other lighting products, so that the modularized light source module can be recycled, and the cost is reduced. And the product part SKU is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting fixtures, and in particular to a modular light source module, an LED downlight and a lighting fixture. Background Art

[0002] With the advancement of lighting technology and market demand, the LED lighting industry is developing in the direction of low carbon, intelligent and healthy. LED lighting has further improved the quality of cultural tourism night tours by improving light efficiency, reducing energy consumption and reducing pollution, making it one of the key technologies for green, low carbon and sustainable development. In addition, the light source of LED lighting not only has the characteristics of high light efficiency and long life, but also has the advantages of low energy consumption and low maintenance cost.

[0003] Currently, most of the downlights on the market are LED ceiling lights or downlights. While conventional styles of LED ceiling lights or downlights meet the requirements of lighting angle and light brightness, their structure is usually as follows: the light source module is fixedly installed in the radiator as a light source module, and then the light source module is fixedly connected to the housing of the lamp or the mounting surface ring assembly.

[0004] Therefore, the light source module of conventional LED ceiling lights or downlights is of the same specification as the shell or mounting surface ring assembly of the LED ceiling lights or downlights, and cannot be disassembled or shared, resulting in a waste of lamp resources; and due to the long life of conventional LED ceiling lights or downlights, the light source module within its service life cannot be recycled in other lamps; for example, other styles of lamps are derived based on downlights, but because the radiator of the light source module of conventional downlights does not reserve fixed positions for other components, it cannot be grafted into new categories of lamps, resulting in the light source module being non-recyclable and unable to meet low-carbon and environmental protection requirements. Utility Model Content

[0005] In order to solve the problems in the above-mentioned prior art that the light source module and shell or mounting surface ring assembly of the LED ceiling lamp or downlight are of uniform specifications, cannot be disassembled and shared, and causes waste of lamp resources, the utility model provides a modular light source module, LED downlight and lighting fixture.

[0006] The technical effects to be achieved by the utility model are achieved through the following technical aspects:

[0007] In a first aspect, the utility model provides a modular light source module, comprising: a light source module, on which a first mounting structure and a second mounting structure are provided, the first mounting structure being arranged at a light emitting end of the light source module along a lighting direction of the light source module, the second mounting structure being arranged on a side wall of the light source module perpendicular to the lighting direction of the light source module, the light source module being assembled into an LED tube spotlight through the first mounting structure, or the light source module being assembled into a lighting fixture through the second mounting structure.

[0008] In some optional implementations, the first mounting structure includes at least a first locking portion and a second locking portion, the first locking portion is arranged along a lighting direction perpendicular to the light source module to limit the light source module in the longitudinal direction, and the second locking portion is arranged along the lighting direction of the light source module to limit the light source module in the horizontal direction.

[0009] In some optional implementations, the second mounting structure includes an end cover, a fixing through hole is provided on the side wall opposite to the light source module, the fixing through hole passes through the side wall of the light source module and is connected to the mounting space of the light source module, and a buckling piece that can be embedded in the fixing through hole is provided on the surface of the end cover opposite to the light source module, and the end cover is embedded in the fixing through hole by the buckling piece to achieve a snap connection with the light source module.

[0010] In some optional implementations, the second mounting structure further includes a positioning hole, and a positioning column is provided on the surface of the end cover opposite to the light source module, and when the buckle is embedded in the fixing through hole, the positioning column is embedded in the positioning hole.

[0011] In some optional implementations, the end of the buckle piece opposite to the light source module extends an abutment portion in a direction perpendicular to the axis of the fixing through hole, and after the buckle piece is embedded in the fixing through hole, the surface of the abutment portion opposite to the end cover abuts against the inner wall of the light source module.

[0012] In some optional implementations, the buckle includes a first elastic arm and a second elastic arm arranged in parallel, the abutment portion includes a first protrusion extending outward from the end of the first elastic arm opposite to the light source module and a second protrusion extending outward from the end of the second elastic arm opposite to the light source module, and the first protrusion and the second protrusion are symmetrically arranged.

[0013] In some optional implementations, the light source module includes a heat sink, a light source module and a limit ring, the heat sink has an installation space, the light source module is fixedly installed in the installation space of the heat sink, and the limit ring is connected to the open end of the heat sink; the first mounting structure is arranged at the connection between the limit ring and the heat sink, and the second mounting structure is arranged on opposite sides of the heat sink.

[0014] In some optional implementations, the first locking portion is an embedding groove provided at a connection between the limiting ring and the heat sink, and the second locking portion is a limiting groove provided at an open end of the heat sink.

[0015] In the second aspect, the utility model provides an LED downlight, comprising the above-mentioned modular light source module, angle adjustment assembly and mounting surface ring assembly, the angle adjustment assembly comprising an adjustment ring and a rotating ring, the adjustment ring and the rotating ring are nested, and the adjustment ring can swing in the vertical direction along the rotating ring; a third mounting structure is provided at the end of the adjustment ring opposite to the light source module, the third mounting structure can be plugged into and matched with the first mounting structure, the adjustment ring is plug-connected to the light source module via the third mounting structure, and the rotating ring is embedded in the mounting surface ring assembly and rotationally connected to the mounting surface ring assembly.

[0016] In some optional implementations, the third mounting structure includes a third locking portion that matches the first locking portion and a fourth locking portion that matches the second locking portion, and the adjustment ring is detachably connected to the modular light source module via the third locking portion that is plug-fitted with the first locking portion and the fourth locking portion that is plug-fitted with the second locking portion.

[0017] In a third aspect, the utility model provides a lighting fixture, comprising the modular light source module and a mounting bracket as described above, wherein the mounting bracket is U-shaped and connected to the light source module via the second mounting structure.

[0018] In summary, the utility model has at least the following benefits:

[0019] The modular light source module provided by the utility model can realize the assembly of downlights and conventional lighting fixtures respectively by means of the first mounting structure and the second mounting structure. While realizing the detachable and replaceable modular light source module, it can also be used for other lighting products, so that the modular light source module can be recycled, thereby reducing the SKU of product components. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic structural diagram of a modular light source module provided in an embodiment of the utility model.

[0021] Figure 2 A schematic structural diagram of a modular light source module from another angle provided in an embodiment of the utility model.

[0022] Figure 3 A schematic diagram of the exploded structure of a modular light source module provided in an embodiment of the utility model.

[0023] Figure 4 A schematic structural diagram of a limiting ring of a modular light source module provided in an embodiment of the utility model.

[0024] Figure 5 A schematic diagram of an exploded structure from another angle of a modular light source module provided in an embodiment of the utility model.

[0025] Figure 6 A schematic structural diagram of an end cover of a modular light source module provided in an embodiment of the utility model.

[0026] Figure 7 A schematic structural diagram of an LED downlight provided in an embodiment of the utility model.

[0027] Figure 8 A schematic diagram of the exploded structure of an LED downlight provided in an embodiment of the utility model.

[0028] Fig. 9 A schematic diagram of the exploded structure of an angle adjustment assembly and a mounting surface ring assembly of an LED downlight provided in an embodiment of the utility model.

[0029] Fig.10 A schematic diagram of the structure of a rotating ring of an LED downlight provided in an embodiment of the utility model.

[0030] Fig.11 A schematic structural diagram of a lighting fixture provided by an embodiment of the utility model.

[0031] Markings in the figure:

[0032] 10. Light source module;

[0033] 101. radiator; 102. light source module; 103. limiting ring;

[0034] 1031, annular limit table; 1032, annular slot;

[0035] 20. A first mounting structure;

[0036] 201, second locking portion 201; 202, first locking portion;

[0037] 30. A second mounting structure;

[0038] 301, fixing through hole; 302, end cover; 303, buckle piece;

[0039] 3031, first elastic arm; 3032, second elastic arm;

[0040] 304, positioning hole; 305, positioning column; 306, abutment portion;

[0041] 3061, first protrusion; 3062, second protrusion;

[0042] 40. Angle adjustment component;

[0043] 401, adjusting ring;

[0044] 4011, movable part; 4012, rotating shaft;

[0045] 402, rotating ring;

[0046] 4021, movable limiting groove; 4022, limiting hole;

[0047] 403, third installation structure;

[0048] 4031, third clamping portion; 4032, fourth clamping portion;

[0049] 50. Install the face ring assembly;

[0050] 501, mounting face ring; 502, optical component;

[0051] 60. Install the bracket;

[0052] 70. Power supply box. DETAILED DESCRIPTION

[0053] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. The described implementation is a part of the implementation of the utility model, not all of the implementations.

[0054] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0055] In order to solve the problems in the prior art that the light source module and shell or mounting surface ring assembly of LED ceiling lamps or downlights are of uniform specifications, cannot be disassembled or shared, and cause waste of lamp resources, the embodiment of the utility model provides a modular light source module.

[0056] See also Figure 1 The modular light source module provided by the embodiment of the utility model includes: a light source module 10, on which a first mounting structure 20 and a second mounting structure 30 are provided, the first mounting structure 20 is arranged at the light emitting end of the light source module 10 along the illumination direction of the light source module 10, and the second mounting structure 30 is arranged on the side wall of the light source module 10 along the illumination direction perpendicular to the light source module 10, the light source module 10 is assembled into an LED tube spotlight through the first mounting structure 20, or, the light source module 10 is assembled into a lighting fixture through the second mounting structure 30.

[0057] In the present embodiment, it can be understood that the light source module 10 is modularized, and is provided with a first mounting structure 20 and a second mounting structure 30. During assembly, the light source module 10 can be detachably assembled with other components of the LED downlight through the first mounting structure 20, and can also be used as an independent light source and assembled into a lighting fixture through the second mounting structure 30, so that the modular light source module can be shared with the LED downlight and conventional lighting fixtures, thereby realizing the recyclability of the modular light source module and reducing the product component SKU.

[0058] In some optional embodiments, the first mounting structure 20 is optimized.

[0059] See also Figure 2-Figure 4 As shown, the first mounting structure 20 includes at least a first locking portion 202 and a second locking portion 201. The first locking portion 202 is arranged along a lighting direction perpendicular to the light source module 10 to limit the light source module 10 in the longitudinal direction, and the second locking portion 201 is arranged along the lighting direction of the light source module 10 to limit the light source module 10 in the horizontal direction.

[0060] In this embodiment as a preferred embodiment, the light source module 10 includes a radiator 101, a light source module 102 and a limiting ring 103. The radiator 101 has an installation space, the light source module 102 is fixedly installed in the installation space of the radiator 101, and the limiting ring 103 is connected to the open end of the radiator 101; the first mounting structure 20 is arranged at the connection between the limiting ring 103 and the radiator 101, and the second mounting structure 30 is arranged on opposite sides of the radiator 101.

[0061] In a preferred embodiment, the first locking portion 202 is an embedding groove arranged at the connection between the limiting ring 103 and the heat sink 101, which can be plugged or snapped with other components of the LED downlight to achieve longitudinal limitation of the other components of the LED downlight; the second locking portion 201 is a limiting groove arranged at the open end of the heat sink 101, and the limiting groove is arranged on the inner wall of the heat sink 101 along the lighting direction of the light source module 10, and the limiting groove is connected with the embedding groove, and is also plugged with other components of the LED downlight to achieve horizontal limitation of the other components of the LED downlight.

[0062] In some optional embodiments, an annular groove 1032 is provided along a circumference of the limiting ring 103 at the end of the limiting ring 103 away from the heat sink 101 , and the annular groove 1032 and the open end of the heat sink 101 form an embedding groove.

[0063] Similarly, a third locking portion 4031 matching the first locking portion 202 and a fourth locking portion 4032 matching the second locking portion 201 are provided on other components of the LED downlight assembled with the light source module 10. For the specific structure of the third locking portion 4031 and the fourth locking portion 4032, please refer to the following description of the specific structure of the LED downlight.

[0064] In addition, the connection structure between the limit ring 103 and the heat sink 101 is specifically as follows: a first threaded structure is provided on the inner wall of the open end of the heat sink 101, and a second threaded structure is provided on the outer wall of the limit ring 103 at the end opposite to the heat sink 101; the end of the limit ring 103 opposite to the heat sink 101 is embedded in the heat sink 101 along the open end of the heat sink 101 and is screwed and fixed to the heat sink 101; and an annular limit platform 1031 is provided on the inner wall of the limit ring 103 along the circle of the limit ring 103. After the light source module 102 is fixedly installed in the installation space of the heat sink 101, after the limit ring 103 and the heat sink 101 are assembled, the optical parts of the light source module 102 are against the annular limit platform 1031.

[0065] The light source module 10 disclosed in this embodiment can be detachably assembled with other components of the LED downlight to form an LED downlight through the first mounting structure 20 set in the lighting direction thereof, thereby realizing the detachable replacement of the light source module 10 and further realizing recycling, thereby reducing the SKU of product components.

[0066] In some optional embodiments, the second mounting structure 30 is optimized.

[0067] See also Figure 5-Figure 6As shown, the second mounting structure 30 includes an end cover 302, and a fixing through hole 301 is provided on the opposite side wall of the light source module 10. The fixing through hole 301 passes through the side wall of the light source module 10 and is connected with the mounting space of the light source module 10. A buckling piece 303 that can be embedded in the fixing through hole 301 is provided on the opposite surface of the end cover 302 to the light source module 10. The end cover 302 is embedded in the fixing through hole 301 through the buckling piece 303 to achieve a snap connection with the light source module 10.

[0068] Preferably, the second mounting structure 30 also includes a positioning hole 304, and a positioning column 305 is provided on the surface of the end cover 302 opposite to the light source module 10, and when the buckle 303 is embedded in the fixing through hole 301, the positioning column 305 is embedded in the positioning hole 304, so that after the end cover 302 is inserted into the fixing through hole 301 of the light source module 10 through the buckle 303, the positioning column 305 is embedded in the positioning hole 304, so as to limit the end cover 302 and prevent the end cover 302 from rotating.

[0069] This embodiment is a preferred embodiment. Considering that the light source module 10 includes a heat sink 101, a light source module 102 and a limiting ring 103, and the fixing through hole 301 and the positioning hole 304 are arranged on the opposite side walls of the heat sink 101, the end cover 302 is assembled with the heat sink 101.

[0070] In some optional embodiments, an abutment portion 306 extends from the end of the buckle 303 opposite to the light source module 10 in a direction perpendicular to the axis of the fixing through hole 301. After the buckle 303 is embedded in the fixing through hole 301, the surface of the abutment portion 306 opposite to the end cover 302 abuts against the inner wall of the light source module 10.

[0071] Preferably, the surface of the abutting portion 306 facing the end cover 302 is in the shape of an inclined surface or an arc surface, so that the buckle member 303 can be plugged in and out.

[0072] In some optional embodiments, the surface of the abutting portion 306 opposite to the heat sink 101 may also be configured as an inclined surface or an arc surface to facilitate the insertion of the buckle member 303 .

[0073] Furthermore, the buckle 303 includes a first elastic arm 3031 and a second elastic arm 3032 arranged in parallel, and the abutment portion 306 includes a first protrusion 3061 extending outward from the end of the first elastic arm 3031 opposite to the light source module 10 and a second protrusion 3062 extending outward from the end of the second elastic arm 3032 opposite to the light source module 10, and the first protrusion 3061 and the second protrusion 3062 are symmetrically arranged.

[0074] The buckle member 303 is configured as two elastic arms, which provide a movable space for the assembly between the buckle member 303 and the fixing through hole 301 , thereby facilitating the assembly and disassembly of the buckle member 303 .

[0075] In this embodiment, when the light source module 10 is assembled into a lighting fixture through the second mounting structure 30 , other components of the lighting fixture are fixed to the light source module 10 through the end cover 302 . For the specific assembly structure, please refer to the following description of the specific structure of the lighting fixture.

[0076] The light source module 10 disclosed in this embodiment can be detachably assembled with other components of the lighting fixture through the second mounting structure 30 arranged perpendicular to the light direction to form a lighting fixture, thereby realizing the detachable replacement of the light source module 10 and further realizing recycling, thereby reducing the SKU of product components.

[0077] In some optional embodiments, an LED downlight is also disclosed.

[0078] See also Figure 7-10 The LED downlight includes the modular light source module, the angle adjustment component 40 and the mounting surface ring component 50 described above.

[0079] Among them, the angle adjustment component 40 includes an adjustment ring 401 and a rotating ring 402, the adjustment ring 401 and the rotating ring 402 are nested, and the adjustment ring 401 can swing in the vertical direction along the rotating ring 402; a third mounting structure 403 is provided at the end of the adjustment ring 401 opposite to the light source module 10, the third mounting structure 403 can be plugged into and matched with the first mounting structure 20, the adjustment ring 401 is plugged into and connected to the light source module 10 through the third mounting structure 403, and the rotating ring 402 is embedded in the mounting surface ring component 50 and is rotationally connected to the mounting surface ring component 50.

[0080] Preferably, the third mounting structure 403 includes a third locking portion 4031 matching the first locking portion 202 and a fourth locking portion 4032 matching the second locking portion 201, and the adjustment ring 401 is detachably connected to the modular light source module through the third locking portion 4031 plug-fitting with the first locking portion 202 and the fourth locking portion 4032 plug-fitting with the second locking portion 201.

[0081] As a preferred embodiment, in view of the fact that the first locking portion 202 is an embedding groove arranged at the connection between the limiting ring 103 and the heat sink 101, and the second locking portion 201 is a limiting groove arranged at the open end of the heat sink 101, then the third locking portion 4031 can be an annular clamping platform arranged on the inner wall of the end opposite to the light source module 10 of the adjusting ring 401, and when the end opposite to the light source module 10 of the adjusting ring 401 is inserted into the embedding groove, the annular clamping platform can be embedded in the annular clamping groove 1032 of the limiting ring 103; and the fourth locking portion 4032 is a clamping protrusion extending toward the light source module 10 at the end opposite to the light source module 10 of the adjusting ring 401, and the clamping protrusion can be inserted into the limiting groove to realize the plug-in connection between the adjusting ring 401 and the light source module 10.

[0082] In this embodiment, the connection structure between the adjustment ring 401 and the rotating ring 402 is also optimized. A limit hole 4022 and a movable limit groove 4021 are provided at relative positions on the inner wall of the rotating ring 402, and a rotating shaft 4012 and a movable part 4011 are provided at relative positions on the outer wall of the adjustment ring 401. The adjustment ring 401 is embedded in the rotating ring 402, and the rotating shaft 4012 is inserted into the limit hole 4022 and can rotate along the limit hole 4022. The movable part 4011 is embedded in the limit groove 4021 through a sliding protrusion and can slide along the limit groove 4021, thereby realizing the longitudinal rotation of the adjustment ring 401 relative to the rotating ring 402, thereby realizing the axial adjustment of the lighting angle of the LED tube spotlight.

[0083] In this embodiment, the structure of the mounting surface ring assembly 50 and the connection structure between the mounting surface ring assembly 50 and the rotating ring 402 are also optimized.

[0084] The mounting surface ring assembly 50 includes a mounting surface ring 501 and an optical component 502. The optical component 502 is fixedly mounted on the light-emitting end of the mounting surface ring 501. The rotating ring 402 is embedded in the mounting surface ring 501 and is rotationally connected to the mounting surface ring 501, thereby realizing the horizontal adjustment of the lighting angle of the LED downlight.

[0085] The LED downlight disclosed in this embodiment adopts the modular light source module described in the above embodiment, so that the modular light source module can be disassembled and replaced, thereby achieving recycling and reducing the SKU of product components.

[0086] In some optional embodiments, a lighting fixture is also disclosed.

[0087] See also Fig.11 As shown, the lighting fixture includes the modular light source module and a mounting bracket 60 as described above. The mounting bracket 60 is U-shaped and is connected to the light source module 10 via a second mounting structure 30 .

[0088] Specifically, the distance between the two arms of the mounting bracket 60 matches the light source module 10, and a first through hole and a second through hole are provided at the ends of the two arms of the mounting bracket 60, through which the buckling piece 303 and the positioning column 305 of the end cover 302 can pass respectively. During assembly, the buckling piece 303 and the positioning column 305 of the end cover 302 pass through the first through hole and the second through hole provided at the ends of the two arms of the mounting bracket 60, and then are inserted into the fixing through hole 301 and the positioning hole 304 of the light source module 10 to realize the assembly of the mounting bracket 60.

[0089] In addition, the lighting fixture further includes a power box 70 , which is fixedly connected to the mounting bracket 60 .

[0090] The lighting fixture provided in this embodiment uses modular light source modules as independent light sources to assemble into the lighting fixture.

[0091] In some optional embodiments, in order to achieve the aesthetics of the lighting fixture, the shape of the heat sink 101 of the light source module 10 can be optimized. For example, the heat sink 101 can be set to a columnar shape, or the heat sink 101 can be set to a round shape or an elliptical shape to make the lighting fixture more beautiful.

[0092] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0093] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0094] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0095] Although the utility model is described in conjunction with the above specific embodiments, it is obvious that those skilled in the art can make many substitutions, modifications and changes based on the above content. Therefore, all such substitutions, improvements and changes are included in the spirit and scope of the appended claims.

Claims

1. A modular light source module, characterized in that: The invention comprises a light source module (10), on which a first mounting structure (20) and a second mounting structure (30) are provided, wherein the first mounting structure (20) is arranged at a light emitting end of the light source module (10) along the illumination direction of the light source module (10), and the second mounting structure (30) is arranged on a side wall of the light source module (10) perpendicular to the illumination direction of the light source module (10); the light source module (10) is assembled into an LED downlight through the first mounting structure (20), or the light source module (10) is assembled into a lighting fixture through the second mounting structure (30).

2. The modular light source module according to claim 1, characterized in that: The first mounting structure (20) comprises at least a first locking portion (202) and a second locking portion (201); the first locking portion (202) is arranged along a direction perpendicular to the illumination direction of the light source module (10) so as to limit the light source module (10) in a longitudinal direction; and the second locking portion (201) is arranged along the illumination direction of the light source module (10) so as to limit the light source module (10) in a horizontal direction.

3. The modular light source module according to claim 1, characterized in that: The second mounting structure (30) comprises an end cover (302), a fixing through hole (301) is provided on the side wall opposite to the light source module (10), the fixing through hole (301) penetrates the side wall of the light source module (10) and is in communication with the mounting space of the light source module (10), a buckling piece (303) which can be embedded in the fixing through hole (301) is provided on the surface of the end cover (302) opposite to the light source module (10), and the end cover (302) is embedded in the fixing through hole (301) via the buckling piece (303) to achieve a snap connection with the light source module (10).

4. The modular light source module according to claim 3, characterized in that: The second mounting structure (30) further comprises a positioning hole (304), and a positioning column (305) is provided on the surface of the end cover (302) opposite to the light source module (10), and when the buckle (303) is embedded in the fixing through hole (301), the positioning column (305) is embedded in the positioning hole (304).

5. The modular light source module according to claim 3, characterized in that: An abutment portion (306) extends from the end of the buckling member (303) opposite to the light source module (10) in a direction perpendicular to the axis of the fixing through hole (301); after the buckling member (303) is inserted into the fixing through hole (301), the surface of the abutment portion (306) opposite to the end cover (302) abuts against the inner wall of the light source module (10).

6. The modular light source module according to claim 5, characterized in that: The buckling member (303) comprises a first elastic arm (3031) and a second elastic arm (3032) which are arranged in parallel, and the abutment portion (306) comprises a first protrusion (3061) extending outwardly from the end of the first elastic arm (3031) opposite to the light source module (10) and a second protrusion (3062) extending outwardly from the end of the second elastic arm (3032) opposite to the light source module (10), and the first protrusion (3061) and the second protrusion (3062) are symmetrically arranged.

7. The modular light source module according to claim 2, characterized in that: The light source module (10) comprises a heat sink (101), a light source module (102) and a limiting ring (103); the heat sink (101) has an installation space, the light source module (102) is fixedly installed in the installation space of the heat sink (101), and the limiting ring (103) is connected to an open end of the heat sink (101); the first installation structure (20) is arranged at the connection between the limiting ring (103) and the heat sink (101), and the second installation structure (30) is arranged on opposite sides of the heat sink (101).

8. The modular light source module according to claim 7, characterized in that: The first locking portion (202) is an embedding groove arranged at the connection between the limiting ring (103) and the heat sink (101), and the second locking portion (201) is a limiting groove arranged at the open end of the heat sink (101).

9. An LED downlight, characterized in that: The invention comprises a modular light source module, an angle adjustment component (40) and a mounting surface ring component (50) as claimed in any one of claims 1 to 8, wherein the angle adjustment component (40) comprises an adjustment ring (401) and a rotating ring (402), wherein the adjustment ring (401) and the rotating ring (402) are nested and arranged, and the adjustment ring (401) can swing in the vertical direction along the rotating ring (402); a third mounting structure (403) is provided at the end of the adjustment ring (401) opposite to the light source module (10), and the third mounting structure (403) can be plugged with the first mounting structure (20); the adjustment ring (401) is plugged and connected with the light source module (10) through the third mounting structure (403), and the rotating ring (402) is embedded in the mounting surface ring component (50) and is rotationally connected with the mounting surface ring component (50).

10. The LED downlight according to claim 9, characterized in that: The third mounting structure (403) comprises a third locking portion (4031) matching the first locking portion (202) and a fourth locking portion (4032) matching the second locking portion (201); the adjustment ring (401) is detachably connected to the modular light source module via the third locking portion (4031) plug-fitting with the first locking portion (202) and the fourth locking portion (4032) plug-fitting with the second locking portion (201).

11. A lighting fixture, characterized in that: It comprises the modular light source module according to any one of claims 1 to 8 and a mounting bracket (60), wherein the mounting bracket (60) is U-shaped and connected to the light source module (10) via the second mounting structure (30).

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