Low-cost down lamp

Abstract

The utility model belongs to the technical field of down lamps and discloses a low-cost down lamp which comprises a face ring, a light source plate and a heat dissipation shell, a diffusion plate is arranged in the face ring, a reflection cup is arranged above the diffusion plate, two symmetrical springs are further connected to the face ring, two symmetrical press-fit flanges are arranged on the heat dissipation shell, and the two symmetrical press-fit flanges are connected with the light source plate. The light source plate is provided with an insertion groove corresponding to the press-fit turned-over edge, and the light source plate is connected with a switch and a connecting line. According to the utility model, the light source plate is fixedly connected in the heat dissipation shell through the press-fit turnup, so that the material cost can be reduced and the assembly is more convenient compared with screw fixation; according to the utility model, the switch is integrated on the light source plate, so that the material cost can be further reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of downlights, and in particular relates to a low-cost downlight. Background Art

[0002] Downlights are a type of lighting fixture embedded in the ceiling that projects all light downwards, which is a direct light distribution. Different reflectors, lenses, blinds or bulbs can be used to achieve different lighting effects. Downlights do not take up space and can add a soft atmosphere to the space. If you want to create a warm feeling, you can try to install multiple downlights to reduce the sense of oppression in the space. It is generally used more in hotels, homes, and cafes.

[0003] In order to reduce the temperature and meet the life requirements, the existing panel downlights are basically made of die-cast face rings and stamped back covers. The light source is attached to the die-cast face ring and fixed with screws. The die-cast face ring is exposed to the outside of the ceiling for conduction and air convection heat dissipation. The material cost and manufacturing labor cost are not cheap, resulting in the cost not being reduced.

[0004] Therefore, there is an urgent need for a low-cost downlight that can reduce costs while ensuring the life of the lamp. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a low-cost downlight, which has the characteristics of reducing the cost while ensuring the life of the lamp.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a low-cost downlight, comprising a face ring, a light source board and a heat dissipation shell, wherein a diffusion plate is provided inside the face ring, a reflective cup is provided above the diffusion plate, two symmetrical springs are connected to the face ring, two symmetrical pressed flanges are provided on the heat dissipation shell, slots corresponding to the pressed flanges are provided on the light source board, and switches and connecting wires are respectively connected to the light source board.

[0007] In order to avoid the switch and make the installation of the light source board more convenient, further, a clearance groove corresponding to the switch is provided on the circumference of the heat dissipation shell.

[0008] In order to clamp the connecting wires so that they can exit from the side of the heat dissipation shell, the height of the entire lamp can be lowered, thereby reducing packaging and transportation costs. Furthermore, a clamping groove corresponding to the connecting wire is provided on the circumference of the heat dissipation shell.

[0009] In order to assemble the spring when installing the downlight and lower the height of the entire lamp, thereby reducing packaging and transportation costs, further, a boss is included above the face ring, two symmetrical sockets are provided on the circumference of the boss, a spring limit buckle is connected to the socket, and an insertion portion is provided on the spring.

[0010] In order to prevent the switch from being exposed, a stopper corresponding to the air avoidance groove is further provided on the boss.

[0011] In order to have the function of a night light, further, a main light source is provided on the light source panel, a night light source is provided in the outer ring of the main light source, and a light guide plate is provided between the reflective cup and the face ring.

[0012] In order to achieve the connection between the face ring and the heat dissipation shell, reduce material costs and improve installation efficiency, further, a plurality of connection grooves are provided on the circumference of the heat dissipation shell, and the face ring is connected with convex buckles corresponding to the connection grooves.

[0013] In order to achieve the connection between the face ring and the heat dissipation shell, reduce material costs and improve installation efficiency, further, a connecting flange is connected to the circumference of the heat dissipation shell, and a plurality of inwardly convex buckles corresponding to the connecting flange are connected to the face ring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The light source board of the utility model is fixed in the heat dissipation shell by pressing and flanging, which can reduce material cost and is more convenient to assemble than fixing with screws;

[0016] 2. The utility model integrates the switch into the light source board, which can further reduce the material cost;

[0017] 3. The utility model provides a clamping groove corresponding to the connecting wire on the circumference of the heat dissipation shell, which is used to clamp the connecting wire so that the connecting wire can be led out from the side of the heat dissipation shell, thereby reducing the height of the whole lamp and reducing the packaging and transportation costs;

[0018] 4. The spring of the utility model is installed by inserting the insertion part into the insertion sleeve. The spring can be assembled when the downlight is installed, which reduces the height of the whole lamp, thereby reducing the packaging and transportation costs;

[0019] 5. The light source board of the utility model is provided with a main light source, and the outer ring of the main light source is provided with a night light source, so that the downlight has the function of a night light;

[0020] 6. The face ring of the utility model and the heat dissipation shell can be connected by the cooperation of the outer convex buckle and the connecting groove, or by the cooperation of the inner convex buckle and the connecting flange. Compared with the connection by screws, the material cost can be reduced and the installation efficiency can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0022] Figure 1It is a schematic diagram of the explosion of the structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the heat dissipation shell of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the light source board of the utility model;

[0025] Figure 4 This is a schematic diagram of the structure of the light source board, connecting wires and heat dissipation shell of the utility model;

[0026] Figure 5 It is a structural schematic diagram of the face ring of the utility model;

[0027] Figure 6 It is a structural schematic diagram of the spring of the utility model;

[0028] Figure 7 It is a partial structural diagram of the assembly of the diffusion plate, reflective cup and face ring of the utility model;

[0029] Figure 8 This is a schematic diagram of the explosion of the structure in Example 3 of the utility model;

[0030] Fig. 9 It is a partial cross-sectional structural schematic diagram of Example 3 of the utility model;

[0031] Fig.10 It is a partial cross-sectional structural schematic diagram of Example 4 of the utility model;

[0032] Fig.11 This is a schematic diagram of the structure of the light guide plate in Embodiment 4 of the present utility model;

[0033] Fig.12 This is a schematic diagram of the structure of the connection between the face ring and the heat dissipation shell in Embodiment 5 of the present utility model;

[0034] Fig.13 This is a schematic diagram of the structure of the connection between the face ring and the heat dissipation shell in Embodiment 6 of the present utility model;

[0035] In the figure: 1. diffuser; 2. reflector cup; 3. face ring; 31. boss; 32. insert; 33. spring limit buckle; 34. stopper; 35. external convex buckle; 36. internal convex buckle; 4. light source board; 41. switch; 42. slot; 43. main light source; 44. night light source; 5. spring; 51. insertion part; 6. heat dissipation shell; 61. pressed flange; 62. slot; 63. air avoidance slot; 64. connecting slot; 65. connecting flange; 7. connecting line; 8. light guide plate. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] Example 1

[0038] See also Figure 1-7 The utility model provides the following technical solutions: a low-cost downlight, including a face ring 3, a light source board 4 and a heat dissipation shell 6. The heat dissipation shell 6 can be made of metal or one-piece plastic according to the life requirements. In this embodiment, it is preferably one-piece plastic. The top of the face ring 3 includes a boss 31, the interior of the face ring 3 is provided with a diffusion plate 1, and the top of the diffusion plate 1 is provided with a reflective cup 2. The face ring 3 is also connected to two symmetrical springs 5, and the heat dissipation shell 6 is provided with two symmetrical pressed flanges 61. The light source board 4 is provided with a slot 42 corresponding to the pressed flange 61, and the light source board 4 is respectively connected to a switch 41 and a connecting line 7.

[0039] By adopting the above technical solution, the light source board 4 of the utility model is connected and fixed in the heat dissipation shell 6 by pressing the flange 61, which can reduce material costs and is more convenient to assemble compared with fixing with screws; the utility model integrates the switch 41 into the light source board 4, which can further reduce material costs.

[0040] In this embodiment, the diffuser plate 1 is engaged with the face ring 3 , and the reflector cup 2 is placed above the diffuser plate 1 . The reflector cup 2 is fixed by the cooperation of the diffuser plate 1 and the boss 31 of the face ring 3 .

[0041] Specifically, a clearance groove 63 corresponding to the switch 41 is provided on the circumference of the heat dissipation shell 6 .

[0042] By adopting the above technical solution to avoid the switch 41 , the installation of the light source panel 4 is made more convenient.

[0043] Specifically, a stopper 34 corresponding to the air-avoiding groove 63 is provided on the boss 31 .

[0044] By adopting the above technical solution, the switch 41 is blocked to prevent the switch 41 from being exposed.

[0045] Specifically, a slot 62 corresponding to the connecting line 7 is provided on the circumference of the heat dissipation shell 6 .

[0046] By adopting the above technical solution, the connecting wire 7 is clamped so that the connecting wire 7 can be led out from the side of the heat dissipation shell 6, thereby reducing the height of the entire lamp, thereby reducing the packaging and transportation costs.

[0047] Example 2

[0048] The present embodiment is different from the first embodiment in that: specifically, two symmetrical inserting sleeves 32 are provided on the circumference of the boss 31 , a spring limiting buckle 33 is connected to the inserting sleeve 32 , and an inserting portion 51 is provided on the spring 5 .

[0049] By adopting the above technical solution, the spring 5 is installed by inserting the insertion portion 51 into the socket 32. The spring 5 can be assembled when the downlight is installed, which reduces the height of the entire lamp, thereby reducing packaging and transportation costs.

[0050] Example 3

[0051] See also Figure 8-9 The difference between this embodiment and embodiment 1 is that: specifically, a main light source 43 is provided on the light source board 4, a night light source 44 is provided on the outer ring of the main light source 43, a light guide plate 8 is provided between the reflective cup 2 and the face ring 3, in this embodiment, the reflective cup 2 separates the main light source 43 from the night light source 44, the diffuser 1 is engaged with the reflective cup 2, the reflective cup 2, the face ring 3 and the heat dissipation shell 6 are connected by screws, and the light guide plate 8 is clamped between the upper side of the reflective cup 2 and the lower side of the face ring 3.

[0052] By adopting the above technical solution, the downlight has the function of a night light.

[0053] Example 4

[0054] See also Figure 10-11 The difference between this embodiment and the third embodiment is that: specifically, the light guide plate 8 is sandwiched between the outer ring of the reflective cup 2 and the inner ring of the face ring 3 .

[0055] By adopting the above technical solution, this embodiment shows that the structure of the light guide plate 8 can be diversified.

[0056] Example 5

[0057] See also Fig.12 The present embodiment is different from the first embodiment in that: specifically, a plurality of connection grooves 64 are provided on the circumference of the heat dissipation shell 6 , and the surface ring 3 is connected with external convex buckles 35 corresponding to the connection grooves 64 .

[0058] By adopting the above technical solution, the connection between the face ring 3 and the heat dissipation shell 6 is achieved by cooperating between the outer convex buckle 35 and the connecting groove 64. Compared with the connection through screws, the material cost can be reduced and the installation efficiency can be improved.

[0059] Example 6

[0060] See also Fig.13The difference between this embodiment and the first embodiment is that: specifically, a connecting flange 65 is connected to the circumference of the heat dissipation shell 6, and a plurality of inner convex buckles 36 corresponding to the connecting flange 65 are connected to the face ring 3.

[0061] By adopting the above technical solution, the inner convex buckle 36 cooperates with the connecting flange 65 to realize the connection between the face ring 3 and the heat dissipation shell 6. Compared with the connection through screws, the material cost can be reduced and the installation efficiency can be improved.

[0062] In summary, the light source board 4 of the utility model is connected and fixed in the heat dissipation shell 6 by pressing the flange 61, which can reduce the material cost and is more convenient to assemble than fixing with screws; the utility model integrates the switch 41 into the light source board 4, which can further reduce the material cost; the heat dissipation shell 6 of the utility model is provided with a card slot 62 corresponding to the connecting wire 7 on the circumference, which is used to clamp the connecting wire 7, so that the connecting wire 7 can be connected from the side of the heat dissipation shell 6, reducing the height of the whole lamp, thereby reducing the packaging and transportation costs; the spring 5 of the utility model is inserted into the The installation is achieved by inserting the plug sleeve 32, and the spring 5 can be assembled when the downlight is installed, which reduces the height of the entire lamp, thereby reducing the packaging and transportation costs; the light source board 4 of the utility model is provided with a main light source 43, and the outer circle of the main light source 43 is provided with a night light source 44, so that the downlight has the function of a night light; the surface ring 3 of the utility model and the heat dissipation shell 6 can be connected by the outer convex buckle 35 and the connecting groove 64, or by the inner convex buckle 36 and the connecting flange 65. Compared with the connection through screws, it can reduce material costs and improve installation efficiency.

[0063] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A low-cost downlight, characterized by: It includes a face ring, a light source board and a heat dissipation shell, wherein a diffusion plate is provided inside the face ring, a reflective cup is provided above the diffusion plate, two symmetrical springs are connected to the face ring, two symmetrical pressed flanges are provided on the heat dissipation shell, slots corresponding to the pressed flanges are provided on the light source board, and switches and connecting wires are respectively connected to the light source board.

2. A low-cost downlight according to claim 1, characterized in that: The circumference of the heat dissipation shell is provided with a space-avoiding groove corresponding to the switch.

3. A low-cost downlight according to claim 1, characterized in that: A clamping groove corresponding to the connecting line is arranged on the circumference of the heat dissipation shell.

4. A low-cost downlight according to claim 1, characterized in that: The upper part of the face ring comprises a boss, and two symmetrical inserting sleeves are arranged on the circumference of the boss, and a spring limiting buckle is connected to the inserting sleeve, and an inserting part is arranged on the spring.

5. A low-cost downlight according to claim 4, characterized in that: The boss is provided with a stopper corresponding to the air-avoiding groove.

6. A low-cost downlight according to claim 1, characterized in that: The light source panel is provided with a main light source, the outer ring of the main light source is provided with a night light source, and a light guide plate is provided between the reflective cup and the face ring.

7. A low-cost downlight according to claim 1, characterized in that: A plurality of connection grooves are arranged on the circumference of the heat dissipation shell, and the surface ring is connected with external convex buckles corresponding to the connection grooves.

8. The low-cost downlight according to claim 1, characterized in that: A connecting flange is connected on the circumference of the heat dissipation shell, and a plurality of inner convex buckles corresponding to the connecting flange are connected on the face ring.

Images