Lamp convenient to disassemble and assemble

Abstract

The lamp convenient to disassemble and assemble comprises an outer shell with a downward opening and a frame connected with the lamp shell, the outer shell comprises a shell top and a first annular wall extending downwards from the periphery of the shell top, and the frame comprises an annular panel and a second annular wall extending upwards from the inner edge of the annular panel. The diameter of the first ring wall is roughly the same as that of the second ring wall, the second ring wall is arranged outside the first ring wall in a sleeving mode, and the outer surface of the first ring wall abuts against the inner surface of the second ring wall; or the second ring wall is sleeved with the first ring wall, and the outer surface of the second ring wall abuts against the inner surface of the first ring wall. The first ring wall of the shell and the second ring wall of the frame are connected in a sleeved mode through strong extrusion, other structures are not needed for connection, and the shell and the frame are quite convenient to disassemble and assemble. The clamping structures of the convex ribs and the grooves are respectively arranged between the first ring wall and the second ring wall, so that the sleeving connection between the shell and the frame is firmer.

Description

Technical Field

[0001] The utility model relates to the technical field of lamps, in particular to a lamp which is convenient to assemble and disassemble. Background Art

[0002] LED light source is internationally recognized as a new green light source in the 21st century because of its small size, low energy consumption, long service life, pure light color, high brightness, environmental protection and low carbon. With the continuous development of science and technology, the application field of LED light source is becoming more and more extensive. Among the many LED decorative lighting fixtures, panel lights are a more common one. Panel lights are widely used in shopping malls, large supermarkets, office places, museums, exhibition halls, hotels, high-end residences, etc. as important lighting products, which can not only brighten the environment, but also beautify the environment and add color to life.

[0003] For example, the Chinese utility model patent with the authorization announcement number CN215569874U discloses a panel lamp, which includes a face frame, a chassis and a diffusion plate that are detachably embedded and fixed in the face frame and distributed up and down, and a light source board fixed at the bottom of the chassis. A first notch groove arranged in an annular direction is formed at the inner corner of the top of the face frame, and correspondingly, a bent edge is formed outwardly on the edge of the chassis, and the bent edge is attached to the bottom surface of the first notch groove; a second notch groove arranged in an annular direction is formed at the inner edge corner of the bottom surface of the first notch groove The bottom of the second notch groove is spaced a certain distance from the bottom of the face frame, the inner edge of the bottom surface of the second notch groove is also formed with a circumferentially arranged retaining ring upwards, and a plurality of circumferentially distributed screws are interspersed in the bent edge, the threaded end of each screw is screwed through the bottom of the second notch groove and extends into the interior of the face frame, the inner edge of the face frame is formed with an circumferentially arranged support plate, and the bottom edge of the diffuser plate is attached to the top of the support plate; the root of the bent edge is also formed with an circumferentially arranged groove downwards, and the bottom of the groove is pressed tightly against the top edge of the diffuser plate.

[0004] In the above scheme, the face frame is provided with a first notch and a second notch, the chassis is provided with a bent edge, the bent edge is provided with a connecting hole, and a screw passes through the connecting hole on the chassis and is connected to the second notch on the face frame, thereby connecting the face frame to the chassis. However, the structure of the above face frame is relatively complicated, and the face frame and the chassis are connected by screws, which reduces the assembly efficiency of the lamp. Therefore, the lamp needs to be further improved. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a lamp with a simple structure and convenient assembly and disassembly in view of the current status of the prior art.

[0006] The technical solution adopted by the utility model to solve the above technical problems is as follows: the lamp with easy disassembly and assembly comprises a shell with a downward opening and a frame connected to the lamp shell, the shell comprises a shell top and a first ring wall extending downward from the circumference of the shell top, and is characterized in that: the frame comprises an annular panel and a second ring wall extending upward from the inner edge of the annular panel, the first ring wall and the second ring wall have substantially the same diameter, the second ring wall is sleeved outside the first ring wall and the outer surface of the first ring wall abuts against the inner surface of the second ring wall; or the first ring wall is sleeved outside the second ring wall and the outer surface of the second ring wall abuts against the inner surface of the first ring wall. The diameters of the first ring wall and the second ring wall are substantially the same, and it is necessary to use a strong force to clamp the first ring wall into the second ring wall or it is necessary to use a strong force to clamp the second ring wall into the first ring wall, and the first ring wall and the second ring wall are in abutment state, in which a large static friction force can be generated between the first ring wall and the second ring wall, so that the connection between the first ring wall and the second ring wall does not require the help of a third party structure.

[0007] Preferably, the easily disassembled lamp further comprises a diffusion plate, an annular support plate is radially extended inwardly from the inner edge of the annular panel, and the diffusion plate is placed on the annular support plate.

[0008] In order to improve the firmness of the connection between the second annular wall and the first annular wall, the second annular wall is sleeved outside the first annular wall, the outer surface of the first annular wall is provided with a first convex rib, and the inner surface of the second annular wall is provided with a first groove for accommodating the first convex rib; or, the second annular wall is sleeved outside the first annular wall, the outer surface of the first annular wall is provided with a second groove, and the inner surface of the second annular wall is provided with a second convex rib accommodated in the second groove.

[0009] In order to facilitate the first convex rib to be inserted into the first groove, the first groove has a transverse opening, and the first groove and the first convex rib both extend along the circumference of their respective annular walls. The first groove and the first convex rib can extend along their respective annular walls for a full circle, or can be arranged at intervals along their respective annular walls, as long as the positions of the first groove and the first convex rib correspond.

[0010] In order to facilitate subsequent processing, the second ring wall is sleeved outside the first ring wall, the outer surface of the first ring wall is provided with a first convex rib, and the inner surface of the second ring wall is provided with a third convex rib, and the third convex rib is higher than the first convex rib in the vertical direction. The first ring wall is clamped between the convex rib on the second ring wall and the annular support plate, and the first ring wall and the shell are fixed; the structural design of the two ring walls with convex ribs can not only enhance the clamping of the second ring wall and the first ring wall, but also facilitate mold production.

[0011] Preferably, the first rib and the third rib both extend along the circumference of their respective annular walls.

[0012] Preferably, the easily disassembled lamp further comprises a light guide plate, a reflector, a support block and a light emitting component arranged in the lamp housing, wherein the light guide plate, the reflector and the support block are arranged above the diffuser plate in sequence from bottom to top; and the light emitting component is arranged on the inner surface of the first ring wall.

[0013] Preferably, a connector for connecting to the ceiling is connected to the second ring wall. The lamp that is easy to assemble and disassemble is connected to the ceiling through the second ring wall on the frame, and the housing, light guide plate, reflector and support block are supported by the annular support plate of the frame, which can reduce the requirements for the clamping strength between the second ring wall and the first ring wall.

[0014] Preferably, the light emitting member is a light bar, and the light bar extends along the periphery of the light guide plate.

[0015] In order to facilitate the clamping of the second ring wall and the first ring wall, a limiting block is provided on the inner surface of the second ring wall, and the first ring wall is provided with a slot which opens downward and is plugged into the limiting block.

[0016] Compared with the prior art, the advantages of the utility model are: the first ring wall of the shell and the second ring wall of the frame are sleeved together by strong extrusion, without the need for other structural connections, making the disassembly and assembly between the shell and the frame very convenient; a convex rib and a groove clamping structure are respectively arranged between the first ring wall and the second ring wall, making the sleeve connection between the shell and the frame more solid; convex ribs are arranged between the first ring wall and the second ring wall, so that the first ring wall is clamped between the convex rib on the second ring wall and the annular support plate, which can also serve the purpose of fixing the first ring wall and the shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a lamp that is easy to assemble and disassemble in Embodiment 1 of the present utility model;

[0018] Figure 2 for Figure 1 A cross-sectional view of a lamp that is easy to assemble and disassemble;

[0019] Figure 3 for Figure 2 The enlarged schematic diagram of point A in the middle;

[0020] Figure 4 for Figure 2 An exploded view of a lamp that is easy to assemble and disassemble;

[0021] Figure 5 It is a cross-sectional view of the housing in Embodiment 1 of the present utility model;

[0022] Figure 6 It is a cross-sectional view of the frame in Example 1 of the utility model;

[0023] Figure 7This is a three-dimensional schematic diagram of the housing in Example 1 of the utility model;

[0024] Figure 8 This is a cross-sectional view of the lamp that is easy to assemble and disassemble in Example 2 of the utility model. DETAILED DESCRIPTION

[0025] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0026] Example 1

[0027] like Figures 1 to 7 The figure shows a preferred embodiment of the utility model of a lamp that is easy to assemble and disassemble. The lamp in this embodiment is a panel lamp. The lamp that is easy to assemble and disassemble includes a housing 1, a frame 2, a diffusion plate 3, a light guide plate 4, a reflector 5, a support block 6 and a light-emitting element. The diffusion plate 3, the light guide plate 4, the reflector 5, the support block 6 and the light-emitting element (not shown in the figure) are installed in the installation cavity 1a inside the housing 1.

[0028] The outer shell 1 is an integral part, and includes a transversely extending shell top 12 and a cylindrical first annular wall 11 extending downward from the periphery of the shell top 12 . The outer surface of the first annular wall 11 is provided with a circle of first ribs 111 extending circumferentially along the first annular wall 11 .

[0029] The frame 2 is an integral part, and includes an annular panel 20 and a second cylindrical annular wall 21 extending upward from the inner edge of the annular panel 20, and the second annular wall 21 is sleeved on the outer periphery of the first annular wall 11; the diameters of the first annular wall 11 and the second annular wall 21 are substantially the same, and the outer surface of the first annular wall 11 abuts against the inner surface of the second annular wall 21. The inner surface of the second annular wall 21 is provided with a circle of first grooves 211 extending along the circumference of the second annular wall 21, and the first grooves 211 have a transverse opening, and the first ribs 111 are snapped into the first grooves 211 to enhance the connection strength between the housing 1 and the frame 2; of course, the positions of the ribs and the grooves can be interchanged, specifically, the outer surface of the first annular wall 11 is provided with a second groove, and the inner surface of the second annular wall 21 is provided with a second rib accommodated in the second groove.

[0030] When the housing 1 is connected to the frame 2, the first ring wall 11 of the housing 1 is squeezed into the second ring wall 21 from top to bottom along the vertical direction. There is a force in the horizontal direction between the outer surface of the first ring wall 11 and the inner surface of the second ring wall 21. The first ring wall 11 abuts against the second ring wall 21 to fix the first ring wall 11 with the second ring wall 21. In addition, the first rib 111 is clamped in the first groove 211 of the transverse opening, which plays a role in stabilizing the connection between the first ring wall 11 and the second ring wall 21. In order to limit the circumferential position, the inner wall of the second ring wall 21 has a limit block 212, and the lower part of the first ring wall 11 has a slot 112 that opens downward and is plugged into the limit block 212. The positions of the limit block 212 and the slot 112 can also be interchanged.

[0031] In some other embodiments, depending on specific circumstances, the first annular wall 11 may be sleeved outside the second annular wall 21 and the outer surface of the second annular wall 21 may abut against the inner surface of the first annular wall 11 .

[0032] An annular support plate 22 is radially extended inward from the inner edge of the annular panel 20, and an annular support portion 221 is extended upward from the inner circumference of the annular support plate 22, and the diffuser 3 is placed above the annular support portion 221; the light guide plate 4, the reflector 5 and the support block 6 are arranged above the diffuser 3 from bottom to top, and the light-emitting component is arranged on the inner surface of the first ring wall 11 of the outer shell 1; the light guide plate 4 is made of highly light-transmitting PMMA material to make the light softer and less dazzling; the reflector 5 is preferably made of reflective paper, and can also be adjusted to other materials as needed; the support block 6 is located between the reflector 5 and the shell top 12, and is respectively against the reflector 5 and the shell top 12, and the support block 6 is preferably made of elastic material; the light-emitting component is a light bar, which is arranged on the inner surface of the first ring wall 11 and extends along the circumference of the light guide plate 4.

[0033] A connector 23 for connecting to the ceiling is connected to the second annular wall 21 of the frame 2; the frame 2 is preferably made of a material with good heat dissipation performance. A gasket 8 is arranged above the annular panel 20. The housing 1 is preferably made of a material with good heat dissipation performance, and a power cord 100 is installed on the upper surface of the housing top 12.

[0034] When assembling the lamp of this embodiment, the diffuser plate 3 is placed on the annular support portion 221, and the light guide plate 4, the reflector plate 5, and the support block 6 are arranged on the diffuser plate 3 from bottom to top, and the light-emitting component is connected to the first ring wall 11 of the outer shell 1. Then, force is applied downward on the outer shell 1 in the vertical direction to snap the first ring wall 11 of the outer shell 1 and the second ring wall 21 of the frame 2. The operation is convenient and quick, and the groove wall of the limiting rib 111 and the limiting groove 211 are firmly snapped.

[0035] When disassembly is required, the first annular wall 11 of the housing 1 and the second annular wall 21 of the frame 2 can be directly and forcefully disassembled, which is convenient and quick to operate.

[0036] Example 2

[0037] like Figure 8 Another preferred embodiment of the utility model of the lamp that is easy to assemble and disassemble is shown, which is different from the first embodiment in that:

[0038] The lamp in this embodiment is a downlight, which includes main components such as a shell 1, a frame 2, a diffuser 3, a reflector cup 51, and a light source 7. The diffuser 3, the reflector cup 51, and the light source 7 are installed in the installation cavity 1a inside the shell 1.

[0039] The second annular wall 21 is sleeved outside the first annular wall 11, and the outer surface of the first annular wall 11 is provided with a first convex rib 111. In particular, the inner surface of the second annular wall 21 is provided with a third convex rib 213, and the third convex rib 213 is higher than the first convex rib 111 in the vertical direction; the first convex rib 111 and the third convex rib 213 both extend along the circumference of their respective annular walls.

[0040] The light source 7 is mounted on the inner top wall of the shell top 12 of the housing 1, the diffuser plate 3 is placed above the annular support portion 221, the reflector cup 51 includes a large-diameter end and a small-diameter end, the large-diameter end of the reflector cup 51 has an abutment ring 511 extending radially outward, the large-diameter end of the reflector cup 51 faces the diffuser plate 3, the small-diameter end of the reflector cup 51 faces the light source 7, and the abutment ring 511 fits the diffuser plate 3. The first ring wall 11 of the housing 1 is squeezed into the second ring wall 21 from top to bottom along the vertical direction, the first convex rib 111 passes over the third convex rib 213 and is located below the third convex rib 213, at this time, the lower end of the first ring wall 11 abuts the abutment ring 511, and the first convex rib 111 of the first ring wall 11 abuts the third convex rib 213, so that the first ring wall 11 is clamped with the second ring wall 21 without the aid of additional components.

Claims

1. A lamp that is easy to assemble and disassemble, comprising a housing (1) with a downward opening and a frame (2) connected to the lamp housing, wherein the housing (1) comprises a housing top (12) and a first annular wall (11) extending downward from the periphery of the housing top (12), characterized in that: The frame (2) comprises an annular panel (20) and a second annular wall (21) extending upward from the inner edge of the annular panel (20); the diameters of the first annular wall (11) and the second annular wall (21) are substantially the same; the second annular wall (21) is sleeved outside the first annular wall (11) and the outer surface of the first annular wall (11) abuts against the inner surface of the second annular wall (21); or the first annular wall (11) is sleeved outside the second annular wall (21) and the outer surface of the second annular wall (21) abuts against the inner surface of the first annular wall (11).

2. The light fixture that is easy to assemble and disassemble according to claim 1, characterized in that: It also comprises a diffusion plate (3), an annular support plate (22) extending radially inwardly from the inner edge of the annular panel (20), and the diffusion plate (3) rests on the annular support plate (22).

3. The light fixture that is easy to assemble and disassemble according to claim 2, characterized in that: The second annular wall (21) is sleeved outside the first annular wall (11), the outer surface of the first annular wall (11) is provided with a first convex rib (111), and the inner surface of the second annular wall (21) is provided with a first groove (211) for accommodating the first convex rib (111); or, the second annular wall (21) is sleeved outside the first annular wall (11), the outer surface of the first annular wall (11) is provided with a second groove, and the inner surface of the second annular wall (21) is provided with a second convex rib accommodated in the second groove.

4. The light fixture that is easy to assemble and disassemble according to claim 3 is characterized in that: The first groove (211) has a transverse opening, and the first groove (211) and the first rib (111) both extend along the circumference of their respective annular walls.

5. The light fixture that is easy to assemble and disassemble according to claim 2, characterized in that: The second annular wall (21) is sleeved outside the first annular wall (11); the outer surface of the first annular wall (11) is provided with a first convex rib (111); the inner surface of the second annular wall (21) is provided with a third convex rib (213); the third convex rib (213) is higher than the first convex rib (111) in the vertical direction.

6. The light fixture that is easy to assemble and disassemble according to claim 5, characterized in that: The first convex rib (111) and the third convex rib (213) both extend along the circumference of their respective annular walls.

7. The easily disassembled lamp according to any one of claims 2 to 6, characterized in that: It also comprises a light guide plate (4), a reflector plate (5), a support block (6) and a light emitting component arranged in the lamp housing, wherein the light guide plate (4), the reflector plate (5) and the support block (6) are arranged above the diffuser plate (3) in sequence from bottom to top; and the light emitting component is arranged on the inner surface of the first ring wall (11).

8. The easily disassembled lamp according to claim 7, characterized in that: The second annular wall (21) is connected with a connecting piece (23) for connecting to a ceiling.

9. The easily disassembled lamp according to claim 8, characterized in that: The light-emitting element is a light bar, and the light bar extends along the periphery of the light guide plate (4).

10. The easily disassembled lamp according to claim 9, characterized in that: A limiting block (212) is provided on the inner surface of the second annular wall (21), and the first annular wall (11) is provided with a slot (112) which opens downward and is plugged into the limiting block (212).

Images