CN217603965U - Lighting lamp with ultrathin large round angle - Google Patents

Abstract

The utility model provides an illuminating lamp with an ultrathin big fillet, which comprises an aluminum frame, an inner luminous module and a back plate; the aluminum frame comprises a plurality of aluminum section bars and a plurality of die-casting fillet parts which are sequentially connected into a polygonal frame body, and the die-casting fillet parts and the aluminum section bars are provided with buckling edges extending towards the inside of the polygonal frame body; the inner light-emitting module is embedded in the aluminum frame and comprises diffusion plates and light guide plates, the edges of the diffusion plates are lapped on the buckling edges, the light guide plates are stacked above the diffusion plates, at least one side of each light guide plate is provided with a strip-shaped light source which emits light towards the opposite side of the light guide plate, the light-emitting surfaces of the strip-shaped light sources are abutted to the corresponding side walls of the light guide plates, and two ends of each strip-shaped light source respectively extend to the corresponding side walls of the two die-casting fillet pieces, which face the inside of the polygonal frame body; the back plate is covered on the aluminum frame and is provided with a power supply module electrically connected with the inner light-emitting module. The utility model provides a lighting lamp with ultra-thin big fillet can eliminate the bright edge and the dark space of ultra-thin big fillet lamps and lanterns, improves the light-emitting degree of consistency.

Description

Lighting lamp with ultrathin large round angle

Technical Field

The utility model belongs to the technical field of the illumination lamps and lanterns, concretely relates to illumination lamps and lanterns with ultra-thin big fillet.

Background

At present, the panel light that has the fillet on the market, most all are the straight light emitting lamp utensil, utilize the light source of direct projection to emit after the diffusion plate diverges light, because structural constraint, consequently lamps and lanterns body thickness is great, can exceed 30mm usually, in order to reduce lamps and lanterns thickness, some producers try to adopt the side light emitting structure, utilize the light source to penetrate the light guide plate directly and make the line source change into the area source after the diffusion plate sprays out again, this kind of structural style can compress lamps and lanterns thickness, but inevitable can produce the frame wide, the narrow problem of light emitting area, especially bright border appears easily in the position that is close to the frame edge, the dark space appears easily in the corner region, consequently, the luminous degree of consistency of current side light emitting panel is relatively poor, this also is the main factor that influences the frivolousization development of panel light at present.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a lighting lamp with ultra-thin big fillet aims at solving bright border, the dark space problem of current ultra-thin panel light, improves the luminous degree of consistency of panel light.

In order to achieve the above object, the utility model adopts the following technical scheme: the lighting lamp with the ultrathin large round angle comprises an aluminum frame, an inner light-emitting module and a back plate; the aluminum frame comprises a plurality of aluminum section bars suitable for being enclosed into a polygonal frame body, and a plurality of die-casting fillet parts respectively suitable for connecting the mutually close ends of every two adjacent aluminum section bars, wherein the die-casting fillet parts and the aluminum section bars are provided with buckling edges extending towards the inside of the polygonal frame body; the inner light-emitting module is embedded in the aluminum frame and comprises diffusion plates and light guide plates, the edges of the diffusion plates are lapped on the buckling edges, the light guide plates are stacked above the diffusion plates, at least one side of each light guide plate is provided with a strip-shaped light source emitting light towards the opposite side of the light guide plate, the light emitting surface of each strip-shaped light source is abutted against the corresponding side wall of the light guide plate, and two ends of each strip-shaped light source respectively extend to the corresponding side walls of the two die-casting fillet pieces facing the inside of the polygonal frame body; the back plate is covered on the aluminum frame, and the power supply module electrically connected with the inner light-emitting module is arranged on the back plate.

In a possible implementation, the end face structure of die-casting fillet is the same as the end face structure of aluminium section bar, and has two straight portions of axial extension along two aluminium section bars rather than being connected at both ends respectively on the inside wall of polygon framework of die-casting fillet, has the accommodation space that is suitable for holding the PCB pad between bar light source and the straight portion.

In some embodiments, the strip light source comprises an aluminum groove, a PCB, and a plurality of LED beads; the aluminum groove is suitable for embedding the edges of the light guide plate and the diffusion plate together, and two ends of the aluminum groove respectively extend to be in lap joint with the two corresponding buckling edges; the PCB is arranged in the aluminum groove, two ends of the PCB respectively extend out of two ends of the aluminum groove, and the back surfaces of the two extending ends are respectively provided with a PCB pad; the LED lamp beads are arranged on the PCB in a row and are aligned with and abutted against the side wall of the light guide plate; wherein, the front of two of PCB board ends that stretch out all has at least one LED lamp pearl.

Exemplarily, a backlight sheet is clamped between the light guide plate and the back plate, the peripheral wall of the backlight sheet is respectively abutted against the side wall of each aluminum groove facing the inside of the polygonal frame body, a light shielding sheet is arranged on the upper cover of the die-casting corner piece, two ends of the light shielding sheet are respectively pressed on the two aluminum grooves, and one side of the light shielding sheet is abutted against the corresponding corner position of the backlight sheet.

In some embodiments, an elastic member is arranged between the back surface of the PCB and the bottom of the aluminum groove.

For example, the elastic member is a plurality of springs or elastic pieces distributed at intervals along the axial direction of the aluminum groove, or the elastic member is an elastic heat-conducting rubber strip extending along the axial direction of the aluminum groove.

In a possible implementation manner, the bottom wall of the aluminum groove facing the periphery of the polygonal frame body is provided with a heat dissipation structure, and the heat dissipation structure is a corrugated fin extending along the axial direction of the aluminum groove.

In some embodiments, the aluminum groove and each fastening edge are respectively fixed by heat-conducting glue.

Exemplarily, the power supply module includes a power supply box and an upper light emitting module; the power supply box is fixedly connected to the back plate, two ends of the power supply box are respectively provided with a lifting rope suitable for lifting, and one end of the power supply box is provided with a power supply line penetrating into the power supply box; go up light emitting module and inlay and adorn on the power supply box, be connected with the power supply line, and the light-emitting direction deviates from interior light emitting module's light-emitting direction.

For example, at least one group of storage batteries is arranged in the power supply box, and the storage batteries are electrically connected with the inner light-emitting module and the upper light-emitting module respectively.

The utility model provides a lighting lamp with ultra-thin big fillet's beneficial effect lies in: compared with the prior art, the lighting lamp with the ultrathin large fillet, which is disclosed by the utility model, has the advantages that the aluminum frame is formed by combining the aluminum section bar and the die-casting fillet piece, so that the thickness can be reduced to the maximum extent, the fillet size of the aluminum frame is increased, and the product attractiveness is improved; interior light emitting module inlays the dress in the aluminium frame, the edge overlap joint that utilizes the diffuser plate supports on detaining the limit, and adopt the backplate to carry out the closing cap, utilize the light guide plate can reflect the light that bar light source sent and form the area source, and carry out light through the diffuser plate and disperse the back and jet out, because bar light source's light emitting area is contradicted with the lateral wall of light guide plate, consequently, can avoid producing the bright edge on the sideline region of light guide plate, bar light source's both ends extend to respectively with die-casting fillet spare towards the inside lateral wall of polygon framework simultaneously, the light that can utilize to send on the bar light source both ends position supplyes the regional brightness of light guide plate corner, thereby eliminate the corner dark space, improve the whole light-emitting area's that each detained the limit and enclose the interior light-emitting degree of consistency, and then promote the market competition of ultra-thin big fillet lamps and lanterns.

Drawings

Fig. 1 is a schematic perspective view of an illumination lamp with an ultra-thin large fillet according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structural view of an illumination lamp with an ultra-thin large fillet near an edge of the illumination lamp according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of one corner position of an aluminum frame according to an embodiment of the present invention;

fig. 4 is a schematic top view of a corner region of an illumination lamp (with a back panel removed) having an ultra-thin large fillet according to an embodiment of the present invention;

fig. 5 is a schematic top view of a corner region of an illumination lamp (with a back plate and a gobo removed) having an ultra-thin large round corner according to an embodiment of the present invention;

fig. 6 is a schematic cross-sectional structural diagram of a power supply module according to an embodiment of the present invention.

In the figure: 10. an aluminum frame; 11. aluminum profile strips; 12. die-casting a fillet piece; 121. a straight portion; 122. an accommodating space; 13. buckling edges; 20. an inner light emitting module; 21. a diffuser plate; 22. a light guide plate; 23. a strip light source; 231. an aluminum groove; 2311. a heat dissipation structure; 232. a PCB board; 2321. a PCB pad; 233. an LED lamp bead; 234. an elastic member; 24. a backlight sheet; 25. heat conducting glue; 26. a shading sheet; 30. a back plate; 40. a power supply module; 41. a power supply box; 411. a lifting rope; 42. an upper light emitting module; 43. and (4) a storage battery.

Detailed Description

In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 5, a lighting fixture with an ultra-thin large fillet according to the present invention will be described. The lighting lamp with the ultrathin large round angle comprises an aluminum frame 10, an inner light-emitting module 20 and a back plate 30; the aluminum frame 10 comprises a plurality of aluminum section bars 11 which are suitable for enclosing into a polygonal frame body, and a plurality of die-casting fillet parts 12 which are respectively suitable for connecting the mutually close ends of every two adjacent aluminum section bars 11, wherein the die-casting fillet parts 12 and the aluminum section bars 11 are provided with buckling edges 13 which extend towards the inside of the polygonal frame body; the internal light emitting module 20 is embedded in the aluminum frame 10, and includes a diffusion plate 21 whose edge is lapped on each buckling edge 13, and a light guide plate 22 stacked above the diffusion plate 21, at least one side of the light guide plate 22 is provided with a strip-shaped light source 23 which emits light towards the opposite side of the light guide plate 22, the light emitting surface of the strip-shaped light source 23 is abutted against the corresponding side wall of the light guide plate 22, and two ends of the strip-shaped light source 23 respectively extend to the side walls of the corresponding two die-casting round corner fittings 12 facing the inside of the polygonal frame body; the back plate 30 is covered on the aluminum frame 10, and the power supply module 40 electrically connected with the inner light emitting module 20 is arranged on the back plate 30.

It should be noted that the lighting fixture with the ultra-thin large fillet provided by this embodiment may be used in a suspension installation manner, and may also be used in a ceiling installation manner, specifically, the lifting rope 411 may be connected to the back plate 30 in the suspension installation manner, and the keel hook may be connected to the back plate 30 in the ceiling installation manner.

It should be understood that, when the conventional ultra-thin panel lamp adopts the side light emitting structure, a certain gap is usually formed between the light source and the light incident side wall of the light guide plate 22, which is also a main factor causing the problem of bright edges, and for the fillet structure, because the fillet area of the conventional aluminum frame 10 structure cannot form an effective clearance, and in addition, the influence of the line light source, such as the PCB pad 2321 of the LED light bar, is insufficient in brightness in the fillet area, thereby generating a dark area, while in this embodiment, because the die-casting fillet 12 is adopted, compared with the conventional aluminum profile, the die-casting fillet 12 can be cast into a required structure according to the visual requirement, especially, more clearance areas can be generated in the fillet area under the condition of ensuring the structural strength, which not only can make the end of the bar light source 23 extend for a longer distance, but also can conveniently accommodate the PCB pad 2321, thereby solving the problem of insufficient brightness of the fillet area light source in the conventional structure.

In addition, in this embodiment, the aluminum frame 10 may be a polygonal structure, and preferably a square or rectangular structure, that is, four aluminum profiles 11 connected vertically in sequence are surrounded by four die-casting round corner pieces 12 with ninety degree round corners, so as to improve the aesthetic property, the aluminum profiles 11 and the die-casting round corner pieces 12 may be butted by a seamless laser welding process, thereby improving the sense of integrity and avoiding the connection gap.

Compared with the prior art, the lighting lamp with the ultrathin large round angle provided by the embodiment has the advantages that the aluminum frame 10 is formed by combining the aluminum section bars 11 and the die-casting round angle pieces 12, so that the thickness can be reduced to the maximum extent, the size of the round angle of the aluminum frame 10 is increased, and the attractiveness of the product is improved; inner light emitting module 20 inlays the dress in aluminium frame 10, utilize the marginal overlap joint of diffuser plate 21 to support on detaining limit 13, and adopt backplate 30 to carry out the closing cap, utilize light guide plate 22 can reflect the light that bar light source 23 sent and form the area source, and carry out light through diffuser plate 21 and scatter the back and emit out, because the light emitting area of bar light source 23 contradicts with the lateral wall of light guide plate 22, consequently, can avoid producing bright edge on the sideline region of light guide plate 22, bar light source 23's both ends extend respectively to on the lateral wall towards polygon framework inside with die-casting fillet 12 simultaneously, can utilize the light that sends on the bar light source 23 both ends position to supply the regional brightness of light guide plate 22 corner, thereby eliminate the corner dark space, improve the light-emitting uniformity degree in the whole light-emitting area that each detains limit 13 and enclose, and then promote the market competition of ultra-thin big fillet lamps and lanterns.

In some embodiments, referring to fig. 3 and 5, the end face structure of the die-cast fillet 12 is the same as the end face structure of the aluminum profile 11, and the wall surface of the die-cast fillet 12 facing the inside of the polygonal frame body has two straight portions 121 respectively extending along the axial direction of the two aluminum profile 11 connected to the two ends of the die-cast fillet, and an accommodating space 122 adapted to accommodate the PCB pad 2321 is provided between the strip-shaped light source 23 and the straight portions 121. It can be understood that the portion of the aluminum profile 11 except the fastening edge 13 is a rectangular or cylindrical body with a certain thickness and height, or the cross section of the aluminum profile 11 is a nearly P-shaped structure lying on the side, the outer peripheral wall of the die-cast fillet 12 is necessarily a circular arc, and the inner peripheral wall thereof is composed of a straight portion 121 facing the inside of the polygonal frame body with the aluminum profile 11 and a circular arc plate between the two straight portions 121, which is equivalent to that the two straight portions 121 are equivalent to extending the length of the aluminum profile 11 under the condition that the size of the large fillet of the outer wall is not changed, so that the inner wall forms a small-sized fillet structure, thereby being suitable for the strip light source 23 to extend a longer distance, improving the light source brightness near the corner area of the light guide plate 22, and solving the problem of dark area.

As a modified embodiment of the strip light source 23, please refer to fig. 2, the strip light source 23 includes an aluminum groove 231, a PCB 232, and a plurality of LED beads 233; the aluminum groove 231 is suitable for the edges of the light guide plate 22 and the diffusion plate 21 to be embedded together, and two ends of the aluminum groove 231 respectively extend to be overlapped with the two corresponding buckling edges 13; the PCB 232 is disposed in the aluminum groove 231, two ends of the PCB respectively extend out of two ends of the aluminum groove 231, and the back surfaces of the two extending ends are respectively provided with a PCB pad 2321; the LED lamp beads 233 are arranged on the PCB 232 in a row and are aligned with and abutted against the side wall of the light guide plate 22; wherein, the front of two protruding ends of PCB board 232 all has at least one LED lamp pearl 233.

Aluminum groove 231 plays the edge constraint effect to light guide plate 22 and diffuser plate 21 on the one hand, on the other hand lies in providing the installation basis of PCB board 232, because LED lamp pearl 233 is located aluminum groove 231, consequently, light leakage can be avoided, and the luminous efficiency is improved, of course, lamp pearl on the PCB board 232 outside the aluminum groove 231 both ends is not sheltered from by aluminum groove 231, consequently, can set up shading structure in addition, certainly, it should be understood, because aluminum groove 231's size is great, the purpose that stretches out the PCB both ends outside aluminum groove 231 here is in order to make the tip extension distance of PCB board 232 longer, thereby can make the light source in fillet region more abundant, also can be used for holding PCB pad 2321 with the space that saves outside aluminum groove 231 both ends simultaneously, and different from conventional LED lamp area, PCB pad 2321 is located the back of PCB board 232 in this embodiment, thereby can avoid PCB pad 2321 to occupy the arrangement position of LED lamp pearl 233, make the illumination region of LED 233 can cover the whole income light lateral wall of light guide plate 22 completely, thereby avoid producing press, and improve the light-emitting uniformity of light guide plate 22, and then promote the whole light-emitting dark zone uniformity of lamp.

In the present embodiment, referring to fig. 2 and fig. 4, a backlight sheet 24 is sandwiched between the light guide plate 22 and the back plate 30, a peripheral wall of the backlight sheet 24 is abutted against a side wall of each aluminum groove 231 facing the inside of the polygonal frame, the die-cast corner fitting 12 is covered with a light shielding sheet 26, two ends of the light shielding sheet 26 are respectively covered on the two aluminum grooves 231, and one side of the light shielding sheet 26 is abutted against a corresponding corner position of the backlight sheet 24.

The backlight piece 24 can reflect the light rays on one side of the light guide plate 22 far away from the diffusion plate 21, so that the light rays all irradiate the diffusion plate 21 and are diffused by the diffusion plate 21 to be emitted, and the light utilization rate is improved, and for corner areas, because the shielding of the aluminum groove 231 is lacked, the light shielding piece 26 is arranged to shield the areas, so that the light leakage loss is avoided, and the light effect is improved; specifically, the light shielding sheet 26 in this embodiment may be a pearl wool sheet, which provides light shielding, and on the other hand, is used as flexible filling between the back plate 30 and the inner light emitting module 20, and can provide a buffering protection effect for the inner light emitting module 20; the light shielding sheet 26 may be made of light shielding cotton, and besides the light shielding function, it can also provide a protection function for the corner position of the light guide plate 22, that is, it has dual functions of light shielding and corner protection.

In some possible implementations, referring to fig. 2, an elastic member 234 is disposed between the back surface of the pcb 232 and the bottom of the aluminum groove 231. It should be understood that, there is certain clearance between the light source of the luminous formula panel light of conventional side and the light guide plate 22 income light lateral wall face, in order to be should LED lamp pearl 233 the expend with heat phenomenon in the course of the work, and also just because the existence in this clearance has LED to the bright border problem to be difficult to solve, can make LED lamp pearl 233 contradict with the income light lateral wall elasticity of light guide plate 22 through setting up elastic component 234 in this embodiment, on the one hand can keep all the time in LED lamp pearl 233 expend with heat and contract with cold in-process and contact with light guide plate 22, thereby eliminate the bright border, on the other hand also can utilize the flexible variability of elastic component 234 and avoid LED lamp pearl 233 to be crowded when expend with heat to explode, guarantee LED lamp pearl 233's normal life.

Alternatively, in this embodiment, the elastic member 234 is a plurality of springs or elastic pieces distributed at intervals along the axial direction of the aluminum slot 231, or the elastic member 234 is an elastic heat-conducting rubber strip extending along the axial direction of the aluminum slot 231. Adopt elasticity heat conduction adhesive tape when providing the elastic support effect, can also in time transmit the work heat on the PCB board 232 to aluminium groove 231, then dispel the heat through aluminium groove 231, improve heat dispersion.

Specifically, referring to fig. 2, in the present embodiment, the bottom wall of the aluminum groove 231 facing the periphery of the polygonal frame body is provided with a heat dissipation structure 2311, and the heat dissipation structure 2311 is a corrugated fin extending along the axial direction of the aluminum groove 231. That is to say, the aluminum groove 231 has dual functions of installation support and heat dissipation, and the surface area of the bottom wall of the aluminum groove 231 can be increased by adopting the corrugated fin structure, so that the heat dissipation efficiency is improved.

It should be understood that, in the present embodiment, referring to fig. 2, the aluminum groove 231 and each buckle edge 13 are respectively fixed by the thermal conductive glue 25. The aluminum groove 231 is contacted with air to dissipate heat, and the heat is transferred to the fastening edge 13 through the heat conductive glue 25, so that the heat is dissipated through the fastening edge 13 contacted with air, and the heat conductive glue 25 can provide adhesive force, thereby ensuring the stability of the light guide plate 22 and the diffusion plate 21 connected in the aluminum groove 231.

In some possible implementations, referring to fig. 6, the power supply module 40 includes a power supply box 41 and an upper light emitting module 42; wherein, the power supply box 41 is fixedly connected to the back plate 30, two ends are respectively provided with a lifting rope 411 suitable for hoisting, and one end is provided with a power supply line penetrating into the power supply box; the upper light emitting module 42 is embedded on the power supply box 41 and connected with the power supply line, and the light emitting direction deviates from the light emitting direction of the inner light emitting module 20.

In order to avoid the influence of large-range shadow on the upper side of the power supply module 40 on the illumination effect by adopting a suspension installation mode, the upper light-emitting module 42 is integrated on the power supply module 40, and the area above the lamp is illuminated through the upper light-emitting module 42, so that the illumination effect of the lamp is improved.

Further, in the present embodiment, at least one set of storage batteries 43 is provided in the power supply box 41, and the storage batteries 43 are electrically connected to the inner light emitting module 20 and the upper light emitting module 42, respectively. The storage battery 43 can keep the light emitting module 42 on the internal light emitting module box to normally work when the commercial power is cut off, and the device is convenient and practical.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. Illumination lamps and lanterns with ultra-thin big fillet, its characterized in that includes:

the aluminum frame comprises a plurality of aluminum section bars suitable for being enclosed into a polygonal frame body, and a plurality of die-casting fillet parts respectively suitable for connecting the mutually close ends of every two adjacent aluminum section bars, wherein the die-casting fillet parts and the aluminum section bars are provided with buckling edges extending towards the inside of the polygonal frame body;

the inner light-emitting module is embedded in the aluminum frame and comprises diffusion plates and light guide plates, the edges of the diffusion plates are lapped on the buckling edges, the light guide plates are stacked above the diffusion plates, at least one side of each light guide plate is provided with a strip-shaped light source which emits light towards the opposite side of the light guide plate, the light-emitting surfaces of the strip-shaped light sources are abutted to the corresponding side walls of the light guide plates, and two ends of each strip-shaped light source respectively extend to the corresponding side walls of the two die-casting fillet parts, and the corresponding side walls face the inside of the polygonal frame body;

the back plate is covered on the aluminum frame in a sealing manner, and a power supply module electrically connected with the inner light-emitting module is arranged on the back plate.

2. The lighting fixture with ultra-thin large round corner as claimed in claim 1, wherein the die-cast round corner piece has the same end face structure as the aluminum profile, and the die-cast round corner piece has two straight portions extending along the axial direction of the two aluminum profile connected to the two ends of the die-cast round corner piece on the wall surface facing the inside of the polygonal frame, and an accommodating space suitable for accommodating a PCB pad is provided between the strip-shaped light source and the straight portions.

3. The light fixture with ultra-thin large rounded corners of claim 2 wherein said bar light source comprises:

the aluminum groove is suitable for the edges of the light guide plate and the diffusion plate to be embedded together, and two ends of the aluminum groove respectively extend to be in lap joint with the two corresponding buckling edges;

the PCB is arranged in the aluminum groove, two ends of the PCB respectively extend out of two ends of the aluminum groove, and the back surfaces of the two extending ends are respectively provided with the PCB bonding pad;

the LED lamp beads are distributed on the PCB in a row and are aligned and abutted with the side wall of the light guide plate;

the front surfaces of two extending ends of the PCB are provided with at least one LED lamp bead.

4. The lighting fixture with ultra-thin large round angle as claimed in claim 3, wherein a backlight sheet is sandwiched between the light guide plate and the back plate, the peripheral wall of the backlight sheet abuts against the side wall of each aluminum groove facing the inside of the polygonal frame, the die-cast round angle member upper cover is provided with a light shielding sheet, two ends of the light shielding sheet are respectively pressed on the two aluminum grooves, and one side of the light shielding sheet abuts against the corresponding corner position of the backlight sheet.

5. The lighting fixture with ultra-thin large rounded corner of claim 3, wherein an elastic member is arranged between the back surface of the PCB board and the bottom of the aluminum groove.

6. The lighting lamp with the ultra-thin large fillet as set forth in claim 5, wherein the elastic member is a plurality of springs or elastic pieces spaced along an axial direction of the aluminum groove, or the elastic member is an elastic heat-conducting rubber strip extending along the axial direction of the aluminum groove.

7. The lighting fixture with ultra-thin large round corners as claimed in claim 3, wherein the bottom wall of the aluminum groove facing the periphery of the polygonal frame body is provided with a heat dissipation structure, and the heat dissipation structure is a corrugated fin extending along the axial direction of the aluminum groove.

8. The lighting fixture with ultra-thin large round angle as claimed in claim 3, wherein the aluminum groove and each of the fastening edges are respectively fixed by heat-conducting glue.

9. The lighting fixture with ultra-thin large rounded corners as set forth in any one of claims 1-8, wherein the power supply module comprises:

the power supply box is fixedly connected to the back plate, two ends of the power supply box are respectively provided with a lifting rope suitable for lifting, and one end of the power supply box is provided with a power supply line penetrating into the power supply box;

go up light emitting module, inlay and adorn in on the power supply box, with the power supply line is connected, and the light-emitting direction deviates from interior light emitting module's light-emitting direction.

10. The lighting fixture with ultra-thin large rounded corners as claimed in claim 9, wherein at least one set of storage battery is disposed in the power supply box, and the storage battery is electrically connected to the inner light emitting module and the upper light emitting module respectively.

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