CN219955097U - Spotlight lamp - Google Patents

Abstract

The utility model belongs to the technical field of lighting equipment, and particularly relates to a spotlight, which comprises a shell, a light source assembly, a lens and a reflector. The utility model reflects stray light existing in the lamp through the reflecting surface of the reflector, and the stray light is transmitted to the lens again to emit illumination. Therefore, the spotlight provided by the utility model can effectively utilize the light rays emitted by the light source assembly to the maximum extent for illumination, and compared with the existing spotlight, the spotlight provided by the utility model can effectively reduce the waste of stray light, and greatly improves the light efficiency of the spotlight.

Description

Spotlight lamp

Technical Field

The utility model belongs to the technical field of lighting equipment, and particularly relates to a spotlight.

Background

Currently, there is a strong demand for energy efficient spotlights in the market, which are widely used as accent lighting and wall washing in general.

In the related art, in the case where the light outlets of the spotlights are substantially the same in size, the light emitting surface of the spotlight using the surface light source is much larger than the light emitting surface of the spotlight using the ordinary point light source, which results in that the stray light generated by the spotlight using the surface light source is more than that generated by the spotlight using the ordinary point light source. In current spotlights, stray light is rarely adequately and effectively confined and utilized, which in turn affects the light efficiency of the spotlight.

Disclosure of Invention

The utility model aims to provide a spotlight, and aims to solve the problem that stray light generated in the conventional spotlight is rarely restrained and utilized sufficiently and effectively, so that the light efficiency of the spotlight is affected.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a spotlight, comprising:

a housing provided with an accommodation space;

the light source assembly is arranged in the accommodating space;

the lens is arranged in the accommodating space and covers the light source of the light source assembly, one side of the lens facing the light source assembly is provided with a convex lens part positioned in the middle and a plurality of circles of reflecting parts surrounding the convex lens part, the light source assembly is opposite to the convex lens part, and two radially outward side surfaces of each reflecting part are a light incident surface and a lens reflecting surface in sequence;

a reflector disposed around the light source and the lens of the light source assembly.

In one embodiment, the reflective surface of the reflector is attached to the outer sidewall of the lens.

In one embodiment, the peripheral edge of the lens is provided with a propping surface, the propping surface is provided with a clamping lug, the inner wall of the shell is provided with a slot, the clamping lug is inserted and fixed in the slot, and the end part of the reflector, which is far away from the light source assembly, is propped against the propping surface, so that the reflector is clamped and fixed between the light source assembly and the lens.

In one embodiment, the light source assembly comprises a driving module, a heat conducting inner shell and a light source device, wherein the driving module and the heat conducting inner shell are all installed and fixed on an outer shell, the light source device is installed and fixed on the heat conducting inner shell, the driving module is electrically connected with the light source device, the driving module and the light source device are respectively located at two sides of the heat conducting inner shell, the reflector is connected and fixed on the heat conducting inner shell, the heat conducting inner shell comprises a bottom wall and a peripheral side wall connected with the bottom wall, the outer shell is provided with a connecting column, the bottom wall is connected with the connecting column, and the peripheral side wall is contacted with the inner side wall of the outer shell.

In one embodiment, the inner wall of the housing is provided with a plurality of circumferentially spaced apart stop projections, each stop projection abutting an outer sidewall of the limiting reflector.

In one embodiment, the convex lens portion is provided as a biconvex lens; or, the convex lens part is arranged to be convex towards one side surface of the light source assembly, and one side surface of the convex lens part, which is away from the light source assembly, is a plane; alternatively, a side surface of the convex lens portion facing the light source assembly is provided as a plane, and a side surface of the convex lens portion facing away from the light source assembly is provided as a convex surface.

In one embodiment, a side surface of the lens facing away from the light source assembly is provided with an optical microstructure for adjusting light rays to be emitted uniformly.

In one embodiment, a spacing area is arranged between two adjacent circles of reflecting parts, and a second optical microstructure for adjusting light rays to uniformly emit light is arranged on one side surface of the spacing area facing the light source assembly.

In one embodiment, the reflecting portion is formed by two circles, and the optical microstructure for adjusting light rays to uniformly emit light is arranged on one side surface of the lens, which faces away from the light source assembly.

In one embodiment, the spotlight further comprises a mounting frame assembly, the mounting frame assembly being provided with a mounting space, the housing being mounted in the mounting space, the mounting frame assembly being adapted to be mounted and secured to the external fixture.

The utility model has at least the following beneficial effects:

when the spotlight provided by the utility model is used for illumination, light rays emitted by a light source of the light source assembly are irradiated to the lens, part of the light rays are directly refracted and transmitted through the convex lens part to emit illumination, part of the light rays are incident through the light incident surface of the reflecting part and transmitted to the reflecting surface of the lens, most of the light rays are reflected by the reflecting surface of the lens to emit illumination, and the rest of the light rays are emitted from the reflecting surface of the lens (the light rays transmitted from the reflecting surface of the lens become part of stray light rays). Therefore, the spotlight provided by the utility model can be used for effectively utilizing the light rays emitted by the light source of the light source assembly to the maximum extent for illumination, and compared with the existing spotlight, the spotlight provided by the utility model can be used for effectively reducing the waste of stray light, and the light efficiency of the spotlight is greatly improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the related technical descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an assembled spotlight according to an embodiment of the present utility model;

fig. 2 is a second perspective view of the assembly of the spotlight according to an embodiment of the utility model;

FIG. 3 is an exploded view of a spotlight according to an embodiment of the utility model;

FIG. 4 is an exploded view of a spotlight according to an embodiment of the utility model;

FIG. 5 is a cross-sectional view of a spotlight according to an embodiment of the utility model;

FIG. 6 is a second cross-sectional view of a spotlight according to an embodiment of the utility model;

fig. 7 is a schematic perspective view of a lens of a spotlight according to an embodiment of the utility model;

fig. 8 is a schematic perspective view of a lens of a spotlight according to an embodiment of the utility model;

fig. 9 is a cross-sectional view of a lens of a spotlight according to an embodiment of the utility model;

fig. 10 is a schematic diagram of a mounting perspective of a spotlight according to an embodiment of the utility model;

FIG. 11 is a second perspective view of a spotlight according to an embodiment of the present utility model;

FIG. 12 is a schematic view of a lens structure used in a spotlight according to another embodiment of the present utility model;

fig. 13 is a schematic diagram showing a second lens structure used in a spotlight according to another embodiment of the present utility model.

Wherein, each reference sign in the figure:

10. a housing; 11. an accommodation space; 12. a slot; 13. a limit protrusion; 14. a connecting column; 15. a wire outlet hole; 16. screw holes;

20. a light source assembly; 21. a driving module; 22. a heat conductive inner shell; 221. a bottom wall; 222. a peripheral sidewall; 23. a light source device; 24. installing a card; 25. wire pressing teeth;

30. a lens; 31. a convex lens portion; 32. a reflection section; 321. a light incident surface; 322. a lens reflecting surface; 33. an optical microstructure; 34. a top surface; 35. clamping ears; 36. a spacing region;

40. a reflector; 41. a reflecting surface; 42. a wire slot;

50. a mounting bracket assembly; 51. a mounting shell; 52. and (5) installing a spring.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1 to 2, an assembled perspective view of the spotlight of the present utility model is shown. As shown in fig. 3 to 4, an exploded view of the spotlight of the present utility model is shown. As shown in fig. 5 to 6, a cross-sectional view of the spotlight of the present utility model is shown. As shown in fig. 7 to 8, there are shown perspective views of lenses of the spotlight of the present utility model. As shown in fig. 9, a cross-sectional view of the lens of the spotlight of the present utility model is shown. As shown in fig. 10 to 11, the spotlight of the present utility model is installed in a perspective view.

As shown in fig. 1 to 7, the spotlight includes a housing 10, a light source assembly 20, a lens 30 and a reflector 40. Wherein the housing 10 is provided with a receiving space 11 for assembling the functional components of the spotlight (the light source assembly 20, the lens 30 and the reflector 40 all belong to the functional components of the spotlight), i.e. the light source assembly 20 is mounted in the receiving space 11, the lens 30 is mounted in the receiving space 11, and the reflector 40 is mounted in the receiving space 11. The lens 30 is disposed to cover the light source of the light source module 20, and a convex lens portion 31 and a multi-turn reflecting portion 32 surrounding the convex lens portion 31 are provided in the middle on the side of the lens 30 facing the light source module 20. The light source unit 20 and the convex lens portion 31 are opposed, and both radially outward side surfaces of each reflecting portion 32 are a light incident surface 321 and a lens reflecting surface 322 in order, and the reflector 40 is disposed around the light source and the lens 30 of the light source unit 20. When the light source of the light source module 20 emits light, the light irradiated toward the intermediate position is directly transmitted through the convex lens portion 31 and then emitted to illuminate, the light irradiated toward the reflecting portion 32 is incident from the light incident surface 321 and is transmitted to the lens reflecting surface 322, most of the light irradiated to the lens reflecting surface 322 is reflected and then emitted to illuminate, and the remaining light of the light irradiated to the lens reflecting surface 322 is transmitted through the lens reflecting surface 322 and then irradiated to the reflector 40 and is reflected and then re-incident to the lens and then emitted to illuminate.

When the spotlight provided by the utility model is used for illumination, light rays emitted by a light source of the light source assembly 20 are irradiated to the lens 30, part of the light rays are directly refracted and transmitted through the convex lens part 31 and then are emitted for illumination, part of the light rays are incident through the light incident surface 321 of the reflecting part 32 and are transmitted to the lens reflecting surface 322, most of the light rays are reflected by the lens reflecting surface 322 and then are emitted for illumination, and the rest of the light rays are emitted from the lens reflecting surface 322 (the light rays transmitted from the lens reflecting surface become stray light), are reflected after being irradiated to the reflector 40 and are re-incident into the lens 30 and then are emitted for illumination. In this way, the spotlight provided by the utility model can effectively utilize the light rays emitted by the light source of the light source assembly 20 to the maximum extent for illumination, and compared with the existing spotlight, the spotlight provided by the utility model can effectively reduce the waste of stray light, greatly improves the light efficiency of the spotlight, and can achieve 97% of optical efficiency.

As shown in fig. 3 to 6, the reflecting surface 41 is provided on the inner side wall of the reflector 40. In some embodiments, the reflector 40 is assembled with the reflective surface 41 attached to the outer sidewall of the lens 30. That is, the reflective surface 41 is sized to match the lens 30 and covers the outer side wall of the lens 30. The reflector 40 is a high-reflectivity reflector to confine light emitted from the lens reflecting surface 322 of the lens 30 and to secondarily reflect stray light so that the light can be reused. The reflection surface 41 is bonded to the lens 30, so that the air reflection loss between the lens 30 and the reflection surface 41 is reduced, and the optical efficiency is further improved. The material of the reflecting surface 41 is preferably a high diffuse reflectance material or a high specular reflectance material.

As shown in fig. 4 to 7 and 9, the circumferential edge of the lens 30 is provided with a supporting top surface 34, and the supporting top surface 34 is provided with a clamping lug 35. Correspondingly, the inner wall of the housing 10 is provided with a slot 12. When the lens 30 is assembled on the housing 10, the clamping lugs 35 are inserted and fixed in the slots 12, that is, the housing 10 and the lens 30 are clamped together through the matching of the clamping lugs 35 and the slots 12, and the end part of the reflector 40, which is far away from the light source assembly 20, is abutted against the abutting surface 34, so that the reflector 40 is clamped and fixed between the light source assembly 20 and the lens 30. Wherein, the clip 35 is integrally formed with the top surface 34. When the lens 30 is in operation, a certain amount of heat is inevitably generated, and the clip 35 and the abutting surface 34 have a certain high temperature resistance and heat conductivity. Therefore, the material of the engaging lug 35 and the abutting surface 34 may be preferably aluminum alloy, and the lens 30 is made of transparent glass.

As shown in fig. 3 to 6, the light source assembly 20 includes a driving module 21, a heat conductive inner case 22, and a light source device 23 (the light source device 23 is a light source of the light source assembly 20). The driving module 21 and the heat conducting inner shell 22 are both installed and fixed on the outer shell 10, the light source device 23 is installed and fixed on the heat conducting inner shell 22, the driving module 21 and the light source device 23 are electrically connected, and the driving module 21 and the light source device 23 are respectively located at two sides of the heat conducting inner shell 22, wherein the reflector 40 is fixedly connected with the heat conducting inner shell 22. Specifically, a hole is formed in the center of the driving module 21, the screw penetrates through the hole to connect the outer shell 10 with the driving module 21, at least part of the inner side wall surface of the outer shell 10 is positioned in contact with at least part of the outer side wall surface of the heat conducting inner shell 22, the contact area between the outer shell 10 and the outer side wall of the heat conducting inner shell 22 is increased, heat generated by the light source device 23 is transferred to the outer shell 10 through the heat conducting inner shell 22, and then is dissipated to the external environment, and the heat dissipation effect of the spotlight is improved. In the embodiment of the utility model, the light source device 23 adopts a COB light source (high-power integrated surface light source), which has stable electrical property, scientific and reasonable circuit design, optical design and heat dissipation design, and has the leading heat-illumination maintenance rate (95%) in the industry.

Further, the heat conductive inner case 22 includes a bottom wall 221 and a peripheral side wall 222 connected to the bottom wall 221, the outer case 10 is provided with the connection post 14, the bottom wall 221 is connected to the connection post 14, and the peripheral side wall 222 is in contact with the inner side wall of the outer case 10. The material of the heat conducting inner shell 22 and the connecting column 14 is preferably aluminum alloy material. Specifically, the number of the connecting posts 14 is plural, the peripheral side walls 222 are provided with mounting grooves, the number of the mounting grooves is matched with that of the connecting posts 14, the connecting posts 14 are connected with the bottom wall 221 through the mounting grooves, the bottom wall 221 and the connecting posts 14 can be connected through screws, and holes matched with the connecting posts 14 in size can be formed in the bottom wall 221 to fix the connecting posts 14, which is not limited herein. The peripheral side wall 222 is provided with a mounting groove, the width of which is larger than that of the connecting column 14, and when the driving module 21 is electrically connected with the light source device 23, the electric wire is pulled out from the driving module 21 and is electrically connected with the light source device 23 through the mounting groove. The bottom wall 221 is provided with a plurality of mounting cards 24 on a side facing away from the driving module 21, preferably four mounting cards 24 corresponding to four sides of the light source device 23, respectively. Wherein, two mounting cards 24 are L-shaped, the other two mounting cards 24 are trapezoidal or triangular in cross section, the L-shaped mounting cards 24 are used for hooking and fixing the light source device 23, and the mounting cards 24 are trapezoidal or triangular in cross section and are used for positioning the light source device 23 and preventing the light source device from moving. As shown in fig. 5 and 6, the wire pressing teeth 25 are disposed on the driving module 21, so that the wires drawn from the driving module 21 to the outside of the outer shell 10 can be clamped and fixed on the bottom wall 221, thereby avoiding the confusion of the wires arranged in the heat conducting inner shell 22. As shown in fig. 1 to 4, 6, 10 and 11, the electric wire is drawn out from the wire outlet hole 15 of the housing 10 to the outside for connection to a power source to supply power.

As shown in fig. 3, 5 and 6, the inner wall of the housing 10 is provided with a plurality of limit projections 13 spaced circumferentially, each limit projection 13 abutting against the outer side wall of the limit reflector 40. In the process of pushing the reflector 40 inwards, the limiting protrusion 13 clamps the outer side wall of the reflector 40, so that the positioning effect on the reflector 40 is achieved. As shown in fig. 4, a side of the reflector 40 facing the heat conductive inner case 22 is provided with a mounting groove for mounting the light source device 23, the mounting groove is provided with wire grooves 42 for arranging wires, the number of the wire grooves 42 is preferably two, the two wire grooves 42 are distributed on the left and right sides of the mounting groove, the wire grooves 42 have a certain depth, and the wires can be prevented from affecting the butt joint of the light source assembly 20 to the end of the reflector 40 while being guided.

As shown in fig. 7 and 9, the convex lens portion 31 is provided as a biconvex lens. Alternatively, in some embodiments, a side surface of the convex lens portion 31 facing the light source assembly 20 is provided as a convex surface, and a side surface of the convex lens portion 31 facing away from the light source assembly 20 is provided as a flat surface. Alternatively, in other embodiments, a side surface of the convex lens portion 31 facing the light source assembly 20 is provided as a plane, and a side surface of the convex lens portion 31 facing away from the light source assembly 20 is provided as a convex surface. In the embodiment of the present utility model, the convex lens portion 31 is preferably provided as a biconvex lens. The convex lens portion 31 has a general range of not more than 160 degrees, and the angle of the convex lens portion 31 in the present utility model is 174 degrees, so that the ability of the lens to control the light source can be improved to 99.87%, and the conversion efficiency of the lens is improved by improving the ability of the convex lens portion 31 to suppress stray light, thereby improving the optical efficiency of the spotlight of the present utility model.

As shown in fig. 1, 3, 8 and 10, an optical microstructure 33 for adjusting light to exit uniformly is disposed on a surface of a side of the convex lens portion 31 of the lens 30 facing away from the light source assembly 20, and the optical microstructure 33 is uniformly distributed on the surface of the lens 30. By means of the optical microstructures 33, the light spots can be homogenized so that the light spots are not imaged and significant color non-uniformities are avoided. In the present embodiment, the optical microstructure 33 is a particulate bead surface structure.

In the embodiment of the present utility model, as shown in fig. 5 to 7 and 9, the reflection portion 32 of the lens 30 has two circles. In addition, on the basis that the optical microstructure 33 is disposed on the surface of the convex lens portion 31 facing away from the light source assembly 20, the optical microstructure 33 is disposed on the surface of the reflecting portion 32 facing away from the light source assembly 20, as shown in fig. 1, 3, 8 and 10. Further, in the present embodiment, the lens reflecting surface 322 and the light incident surface 321 in the two adjacent reflecting portions 32 are disposed in contact (i.e., the side edge of the lens reflecting surface 322 and the side edge of the light incident surface 321 are in contact).

As shown in fig. 10 and 11, the spotlight further includes a mounting frame assembly 50, the mounting frame assembly 50 is provided with a mounting space, the housing 10 is mounted in the mounting space, and the mounting frame assembly 50 is used for being mounted and fixed on an external fixing body (generally, the external fixing body may be a wall body, or a floor, or a spotlight is used for washing a wall, or an indoor ceiling). Specifically, the mounting frame assembly 50 includes a mounting shell 51 and a mounting spring 52, wherein the mounting shell 51 is provided with screw holes 16, and the housing 10 is correspondingly provided with screw holes 16, and the mounting shell 51 and the housing 10 are mounted together by screws. The mounting spring 52 is fixedly connected with the mounting shell 51, when the spotlight is mounted, the mounting spring 52 is rotated up, then the spotlight is placed into the mounting hole, and at the moment, the mounting spring 52 rebounds, so that the spotlight is mounted in the mounting hole.

The spotlight of the other embodiment employs another lens 30, as shown in fig. 12 and 13, and the rest of the structure is the same as that of the spotlight of the above embodiment. As shown in fig. 12 and 13, a spacing area 36 is provided between two adjacent circles of reflecting portions 32 of the lens 30, that is, the side edge of the lens reflecting surface 322 and the side edge of the light incident surface 321 are not connected, as shown in fig. 12. Also, as shown in fig. 12 and 13, in the lens 30 of the present embodiment, a side surface of the reflecting portion 32 and the spacing region 36, which is opposite to the light source assembly 20, may be a flat light exit surface; alternatively, the reflective portion 32 and the side surface of the spacing region 36 facing away from the light source assembly 20 may be provided with an optical microstructure 33.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. A spotlight, comprising:

a housing (10) provided with an accommodation space (11);

a light source assembly (20) mounted in the accommodation space (11);

characterized in that the spotlight further comprises:

a lens (30) mounted in the accommodating space (11) and covering the light source of the light source assembly (20), wherein one side of the lens (30) facing the light source assembly (20) is provided with a convex lens part (31) positioned in the middle and a plurality of circles of reflecting parts (32) surrounding the convex lens part (31), the light source assembly (20) is opposite to the convex lens part (31), and two radially outward side surfaces of each reflecting part (32) are a light incident surface (321) and a lens reflecting surface (322) in sequence;

a reflector (40) disposed around the light source of the light source assembly (20) and the lens (30).

2. Spotlight according to claim 1, characterized in that the reflecting surface (41) of the reflector (40) is attached to the outer side wall of the lens (30).

3. The spotlight of claim 1, wherein the peripheral edge of the lens (30) is provided with a top surface (34), the top surface (34) is provided with a clamping lug (35), the inner wall of the housing (10) is provided with a slot (12), the clamping lug (35) is inserted and fixed in the slot (12), and the end of the reflector (40) away from the light source assembly (20) is abutted against the top surface (34), so that the reflector (40) is clamped and fixed between the light source assembly (20) and the lens (30).

4. The spotlight of claim 1, wherein the light source assembly (20) comprises a drive module (21), a heat conducting inner housing (22) and a light source device (23), wherein the drive module (21) and the heat conducting inner housing (22) are both mounted and fixed to the outer housing (10), wherein the light source device (23) is mounted and fixed to the heat conducting inner housing (22), wherein the drive module (21) and the light source device (23) are electrically connected, and wherein the drive module (21) and the light source device (23) are located on both sides of the heat conducting inner housing (22), respectively, wherein the reflector (40) is connected and fixed to the heat conducting inner housing (22), wherein the heat conducting inner housing (22) comprises a bottom wall (221) and a peripheral side wall (222) connected to the bottom wall (221), wherein the outer housing (10) is provided with a connecting post (14), wherein the bottom wall (221) is connected to the connecting post (14), and wherein the peripheral side wall (222) is in contact with the inner side wall of the outer housing (10).

5. A spotlight according to any of claims 1-4, characterised in that the inner wall of the housing (10) is provided with a plurality of circumferentially spaced stop projections (13), each stop projection (13) abutting against an outer side wall limiting the reflector (40).

6. A spotlight according to any of claims 1-4, characterised in that the convex lens portion (31) is provided as a biconvex lens; alternatively, a side surface of the convex lens part (31) facing the light source assembly (20) is provided with a convex surface, and a side surface of the convex lens part (31) facing away from the light source assembly (20) is provided with a plane; alternatively, a side surface of the convex lens part (31) facing the light source assembly (20) is provided as a plane, and a side surface of the convex lens part (31) facing away from the light source assembly (20) is a convex surface.

7. A spotlight according to claim 6, characterised in that the side surface of the convex lens portion (31) facing away from the light source assembly (20) is provided with an optical microstructure (33) for adjusting the light rays to exit evenly.

8. A spotlight according to claim 7, characterised in that a spacing region (36) is provided between two adjacent turns of the reflective part (32).

9. The spotlight of claim 6, wherein the reflective portion (32) is two turns, and the side surface of the lens (30) facing away from the light source assembly (20) is provided with an optical microstructure (33) for adjusting the light to be emitted uniformly.

10. The spotlight of any of claims 1-4, further comprising a mounting assembly (50), the mounting assembly (50) being provided with a mounting space, the housing (10) being mounted in the mounting space, the mounting assembly (50) being adapted to be mounted and secured to an external fixture.