Elastic buckle type barrel spotlight structure

Abstract

The utility model discloses an elastic buckle type barrel spotlight structure which comprises a shell provided with a lamp cavity, a light source plate is fixed to the top wall of the lamp cavity through screws, a lampshade is arranged at the position of an opening of the lamp cavity, protruding blocks are integrally formed on the symmetrical inner walls of the shell, and clamping grooves are formed in the bottom faces of the protruding blocks. Round holes are formed in the symmetrical side walls of the shell and located in the clamping grooves. Elastic pieces are integrally formed on the symmetrical edges of the top face of the lampshade respectively, and hemispherical protrusions are integrally formed on the outer side faces of the elastic pieces; the lampshade is located at the opening of the lamp cavity, the elastic pieces are located in the clamping grooves, and the hemispherical protrusions are clamped into the round holes to be positioned. The LED lamp is reasonable in structural arrangement, during assembly, the lampshade is located in the lamp cavity and clamped into the round hole through the semispherical protrusion to be positioned, during disassembly, only the semispherical protrusion needs to be extruded inwards from the round hole from the outer wall of the shell, disassembly and assembly convenience is improved, meanwhile, assembly stability and reliability are improved, and the LED lamp is high in applicability and good in practicability.

Description

Technical Field

[0001] The utility model belongs to the technical field of lighting fixtures, and in particular relates to a snap-on type barrel spotlight structure. Background Art

[0002] Downlights are a common lighting and decorative structure, which are widely used in home lighting, commercial lighting and other fields. The prior art downlights mainly include a shell, a light source board fixed in the shell and a lampshade threadedly connected to the shell. Although they can meet the general usage requirements, they are not only inconvenient to disassemble and assemble, but also the processing of threads will increase the processing difficulty and processing cost, and they require matching threads for connection, so their versatility is also limited, and therefore their applicability and practicality are restricted. Summary of the invention

[0003] The utility model aims to provide a spring-lock type tube spotlight structure which has a reasonable structural arrangement and is conducive to improving the convenience of disassembly and assembly.

[0004] The technical solution to achieve the purpose of the utility model is a spring-loaded downlight structure, comprising a shell provided with a lamp cavity, a light source board is fixed to the top wall of the lamp cavity by screws, a lampshade is provided at the opening of the lamp cavity, a convex block is integrally formed on the symmetrical inner wall of the shell, and a locking groove is provided on the bottom surface of the convex block;

[0005] A circular hole is provided on the symmetrical side wall of the shell, and the circular hole is located in the locking groove;

[0006] The top surface of the lampshade is respectively integrally formed with spring pieces at the symmetrical edges thereof, and the outer side surfaces of the spring pieces are integrally formed with hemispherical protrusions;

[0007] The lampshade is located at the opening of the lamp cavity, the spring piece is located in the positioning groove, and the hemispherical protrusion is positioned in the circular hole.

[0008] Further preferably, a limiting convex ring is provided on the inner wall of the lamp cavity, and the limiting convex ring and the bottom surface of the convex block are on the same circular ring;

[0009] The top edge of the lampshade is attached to the upper limit position of the limiting convex ring.

[0010] Further preferably, a U-shaped retaining spring mounting block for mounting a retaining spring is integrally formed on the symmetrical outer wall of the housing;

[0011] The U-shaped retaining spring installation block is located outside the protrusion.

[0012] More preferably, the diameter of the hemispherical protrusion is equal to the diameter of the circular hole.

[0013] Further preferably, heat dissipation fins are arranged on the outer wall of the shell.

[0014] The utility model has positive effects: the structure of the utility model is reasonably arranged, and there are protrusions on the symmetrical inner wall of the lamp cavity to cooperate with the locking grooves, and there are round holes in the locking grooves, and there are spring pieces and hemispherical protrusions on the lamp cover. During assembly, the lamp cover is in the lamp cavity and is positioned in the round hole through the hemispherical protrusion. During disassembly, it is only necessary to squeeze the hemispherical protrusion inward from the round hole on the outer wall of the shell, which improves the convenience of disassembly and assembly, and is also conducive to improving the stability and reliability of assembly, and has strong applicability and good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to make the content of the utility model easier to understand, the utility model is further described in detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0018] Figure 3 for Figure 2 Another perspective structure diagram.

[0019] Reference numerals: lamp cavity 1 , housing 2 , lampshade 3 , convex block 4 , locking groove 5 , circular hole 6 , spring piece 7 , hemispherical protrusion 8 , limiting protruding ring 9 , U-shaped retaining spring mounting block 10 , heat dissipation fin 11 . DETAILED DESCRIPTION

[0020] 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. Example

[0021] See Figures 1 to 3 As shown, a spring-loaded type downlight structure comprises a shell 2 provided with a lamp cavity 1, a light source board is fixed to the top wall of the lamp cavity by screws, a lampshade 3 is provided at the opening of the lamp cavity, and a protrusion 4 is integrally formed on the symmetrical inner wall of the shell, and a locking groove 5 is provided on the bottom surface of the protrusion; in this embodiment, the shell is an aluminum structure, and the light source board is a conventional structure of the prior art, which is simply applied and therefore not recorded in detail, and the thickness of the protrusion can be processed and set as needed.

[0022] In actual application, a circular hole 6 is provided on the symmetrical side wall of the shell, and the circular hole is located in the locking groove; spring pieces 7 are integrally formed at the symmetrical edges of the top surface of the lampshade, and a hemispherical protrusion 8 is integrally formed on the outer side of the spring piece; the diameter of the hemispherical protrusion is the same as the diameter of the circular hole. During assembly, the lampshade is located at the opening of the lamp cavity, the spring piece is located in the locking groove, and the hemispherical protrusion is inserted into the circular hole for positioning. The above structure can improve the convenience of assembly and disassembly of the lampshade, and during disassembly, it is only necessary to push the hemispherical protrusion out of the circular hole from the outside of the circular hole, which has strong applicability and good practicality.

[0023] In actual application, a limiting convex ring 9 is provided on the inner wall of the lamp cavity, and the limiting convex ring and the bottom surface of the convex block are on the same circular ring; the top edge of the lampshade is attached to the upper limit of the limiting convex ring. In this embodiment, the limiting convex ring is mainly used to limit the lampshade to ensure the stability of the lampshade installation position and prevent it from loosening or falling off.

[0024] In actual application, a U-shaped retaining spring mounting block 10 for mounting retaining springs is integrally formed on the symmetrical outer wall of the housing; the U-shaped retaining spring mounting block is located outside the protrusion. Through the above structure, the corresponding retaining spring can be installed, and the retaining spring is buckled and positioned when the housing is installed on the ceiling.

[0025] In actual application, heat dissipation fins 11 are arranged on the outer wall of the housing to improve the heat dissipation performance.

[0026] The utility model has positive effects: the structure of the utility model is reasonably arranged, and there are protrusions on the symmetrical inner wall of the lamp cavity to cooperate with the locking grooves, and there are round holes in the locking grooves, and there are spring pieces and hemispherical protrusions on the lamp cover. During assembly, the lamp cover is in the lamp cavity and is positioned in the round hole through the hemispherical protrusion. During disassembly, it is only necessary to squeeze the hemispherical protrusion inward from the round hole on the outer wall of the shell, which improves the convenience of disassembly and assembly, and is also conducive to improving the stability and reliability of assembly, and has strong applicability and good practicality.

[0027] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0028] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still belong to the protection scope of the present invention.

Claims

1. A snap-on downlight structure, comprising a housing provided with a lamp cavity, a light source board being fixed to the top wall of the lamp cavity by screws, and a lampshade being provided at the opening of the lamp cavity, characterized in that: A convex block is integrally formed on the symmetrical inner wall of the housing, and a locking groove is provided on the bottom surface of the convex block; A circular hole is provided on the symmetrical side wall of the shell, and the circular hole is located in the locking groove; The top surface of the lampshade is respectively integrally formed with spring pieces at the symmetrical edges thereof, and the outer side surfaces of the spring pieces are integrally formed with hemispherical protrusions; The lampshade is located at the opening of the lamp cavity, the spring piece is located in the positioning groove, and the hemispherical protrusion is positioned in the circular hole.

2. The snap-on downlight structure according to claim 1, characterized in that: A limiting convex ring is arranged on the inner wall of the lamp cavity, and the limiting convex ring and the bottom surface of the convex block are on the same circular ring; The top edge of the lampshade is attached to the upper limit position of the limiting convex ring.

3. The snap-on downlight structure according to claim 1, characterized in that: A U-shaped retaining spring mounting block for mounting a retaining spring is integrally formed on the symmetrical outer wall of the housing; The U-shaped retaining spring installation block is located outside the protrusion.

4. The snap-on downlight structure according to claim 1, characterized in that: The diameter of the hemispherical protrusion is the same as the diameter of the circular hole.

5. The snap-on downlight structure according to claim 1, characterized in that: The outer wall of the shell is provided with heat dissipation fins.

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