CN211399530U - Easy dismouting is convenient for change down lamp of light source - Google Patents

Abstract

The utility model discloses a downlight which can be easily disassembled and assembled to facilitate the replacement of light sources, which comprises a cylindrical body, a base is fixedly installed in the interior of the cylindrical body, a first groove is formed on the surface of the base, and a lamp is clamped in the interior of the first groove The lower side of the lamp holder is fixedly installed with a light bulb, the two sides of the lamp holder are provided with a first limit groove, the inside of the base is provided with a second groove, the inside of the second groove is provided with a first spring, the first A first limit rod is arranged inside the spring, the first limit rod is clamped with the first limit groove, and a first slide plate is fixedly installed on the surface of the first limit rod. The utility model adopts a first limit rod, a first limit groove, a first slide plate, a first spring, a first rack, a second spring, a third spring, a second rack, a first push rod and a first button. The mutual cooperation with the gear realizes the rapid replacement of the downlight light source, facilitates the disassembly and assembly of the light source, reduces the replacement time, and improves the efficiency of maintenance and replacement of the light source.

Description

A downlight that is easy to disassemble and easily replace the light source

technical field

The utility model relates to the technical field of downlights, in particular to a downlight which can be easily disassembled and assembled to facilitate the replacement of light sources.

Background technique

Downlight refers to a lamp with a screw base that can be directly installed with incandescent lamps or energy-saving lamps. Downlight is a kind of lighting fixture embedded in the ceiling. Lamps, all light is projected downward, which belongs to direct light distribution. Different reflectors, lenses, blinds, and bulbs can be used to achieve different light effects. Downlights do not occupy space, which can increase the soft atmosphere of the space. If you want to create a For a warm feeling, you can try to install multiple downlights to reduce the pressure on the space, which is generally used in hotels, homes, and cafes.

After long-term lighting use, the lighting source of the downlight will be damaged and needs to be repaired and replaced. However, in the prior art, the process of repairing and replacing the light source is extremely inconvenient, and it is not easy to disassemble and assemble, which affects the efficiency of repairing and replacing the light source.

Utility model content

The purpose of the utility model is to provide a downlight that is easy to disassemble and easily replace the light source, has the advantages of quick disassembly and replacement of the light source, and solves the problem of extremely inconvenient lamp maintenance and light source replacement, and difficult disassembly and assembly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a downlight that is easy to disassemble and easily replace the light source, including a cylindrical body, the interior of the cylindrical body is fixedly installed with a base, and the surface of the base is provided with a first recess. The inside of the first groove is clamped with a lamp holder, the lower side of the lamp holder is fixedly installed with a light bulb, the two sides of the lamp holder are provided with a first limit groove, and the inside of the base is provided with There is a second groove, the interior of the second groove is provided with a first spring, the interior of the first spring is provided with a first limit rod, and the first limit rod is locked with the first limit groove Then, a first sliding plate is fixedly installed on the surface of the first limit rod, the first sliding plate is slidably connected with the second groove, and sleeves are fixedly installed on both sides of the cylinder body. A mounting plate is fixedly installed at the bottom, a third groove is formed on the surface of the mounting plate, and a lampshade is clamped in the interior of the third groove.

Preferably, the other end of the first limit rod is provided with a second spring, one side of the first limit rod is slidably connected to the inner wall of the sleeve, and the other side of the first limit rod is fixedly installed A first rack, a support column and a third spring are fixedly installed inside the sleeve, a gear is rotatably connected between the two support columns, the gear meshes with the first rack, and the other side of the third spring is A first push rod is fixedly installed at one end, one side of the first push rod is slidably connected with the inner wall of the sleeve, the other side of the first push rod is fixedly installed with a second rack, and the gear is connected to the second rack. The racks are engaged with each other, and the other end of the first push rod is fixedly installed with a first button.

Preferably, a fourth groove is formed inside the lampshade, a fourth spring is arranged inside the fourth groove, and a second sliding plate is arranged at the other end of the fourth spring, and the second sliding plate is connected with the first sliding plate. The four grooves are slidably connected, the other side of the second slide plate is fixedly installed with a second limit rod, the side wall of the third groove is provided with a second limit groove, and the second limit rod is connected to the first limit rod. The two limit slots are snap-connected.

Preferably, a fifth groove is formed inside the mounting plate, the fifth groove communicates with the second limiting groove, a fifth spring is arranged inside the fifth groove, and the fifth spring There is a second push rod inside, the surface of the second push rod is fixedly mounted with a third sliding plate, the third sliding plate is slidably connected with the fifth groove, and the second push rod is in contact with the second limit groove. The other end of the second push rod is fixedly installed with a second button.

Preferably, the top of the cylinder body is provided with cooling holes.

Preferably, a condensing cover is fixedly installed between the bottom of the base and the side wall of the cylinder.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

1. The utility model uses the first limit rod, the first limit slot, the first slide plate, the first spring, the first rack, the second spring, the third spring, the second rack, the first push rod, the first The mutual cooperation of a button and a gear realizes the rapid replacement of the light source of the downlight, facilitates the disassembly and assembly of the light source, reduces the replacement time, and improves the efficiency of maintenance and replacement of the light source.

2. The utility model has a dust-proof effect on the downlight by setting the lampshade to prevent the dust from entering the downlight and causing damage to the internal components. The mutual cooperation of the second limit groove, the second limit rod, the second slide plate and the fourth spring realizes the quick disassembly and assembly of the lampshade and facilitates the cleaning of the lampshade.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic structural diagram of the cross section of the utility model.

FIG. 3 is an enlarged schematic structural diagram of part A in FIG. 2 of the present utility model.

FIG. 4 is an enlarged schematic structural diagram of part B in FIG. 2 of the present utility model.

In the figure: 1. cylinder, 2. base, 3. first groove, 4. lamp holder, 5. bulb, 6. first limit groove, 7. second groove, 8. first spring, 9. first limit rod, 10. 1 slide plate, 11 sleeve, 12 mounting plate, 13 third groove, 14 lampshade, 15 second spring, 16 first rack, 17 support column, 18 gear, 19 third spring, 20 first push rod, 21 Second rack, 22 first button, 23 fourth groove, 24 fourth spring, 25 second slide plate, 26 second limit rod, 27 second limit groove, 28 fifth groove, 29 fifth spring , 30 second push rod, 31 third slide plate, 32 second button, 33 cooling hole, 34 concentrator.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figure 1-4, a downlight that is easy to disassemble and easily replace the light source, including a cylinder 1, a base 2 is fixedly installed inside the cylinder 1, and a first groove 3 is formed on the surface of the base 2. A lamp holder 4 is clamped inside the groove 3, a bulb 5 is fixedly installed on the lower side of the lamp holder 4, a first limiting groove 6 is opened on both sides of the lamp holder 4, and a second groove 7 is opened inside the base 2 , the inside of the second groove 7 is provided with a first spring 8, the inside of the first spring 8 is provided with a first limit rod 9, the first limit rod 9 is clamped with the first limit groove 6, the first limit A first sliding plate 10 is fixedly installed on the surface of the position rod 9, the first sliding plate 10 is slidably connected with the second groove 7, a sleeve 11 is fixedly installed on both sides of the cylinder body 1, and a mounting plate is fixedly installed at the bottom of the cylinder body 1 12. The surface of the mounting plate 12 is provided with a third groove 13, the interior of the third groove 13 is clamped with the lampshade 14, the other end of the first limit rod 9 is provided with a second spring 15, and the first limit rod 9 One side of the sleeve 11 is slidably connected to the inner wall of the sleeve 11, the other side of the first limit rod 9 is fixedly installed with the first rack 16, and the inside of the sleeve 11 is fixedly installed with a support column 17 and a third spring 19. The two support A gear 18 is rotatably connected between the columns 17, and the gear 18 meshes with the first rack 16. The other end of the third spring 19 is fixedly mounted with a first push rod 20. The inner wall is slidably connected, the other side of the first push rod 20 is fixedly installed with a second rack 21, the gear 18 is engaged with the second rack 21, and the other end of the first push rod 20 is fixedly installed with a first button 22. When the downlight needs to maintain or replace the light source, by pressing the first button 22, the first button 22 drives the first push rod 20 and the second rack 21 fixedly installed on one side to move, and the first push rod 20 is opposite to the third spring. 19 is squeezed, the second rack 21 drives the gear 18 meshed on its surface to rotate, the gear 18 drives the first rack 16 meshed with its surface to move, the first rack 16 drives the first limit rod 9 to move, the first limit The position rod 9 squeezes the second spring 15, the first limit rod 9 drives the first slide plate 10 whose surface is fixed to move, and the first slide plate 10 squeezes the first spring 8, so that the first limit rod 9 and the The first limiting grooves 6 are separated from each other, which relieves the restriction on the lamp holder 4, realizes the rapid replacement of the downlight light source, facilitates the disassembly and assembly of the light source, reduces the replacement time, and improves the efficiency of maintenance and replacement of the light source.

2 and 4, a fourth groove 23 is formed inside the lampshade 14, a fourth spring 24 is disposed inside the fourth groove 23, and a second sliding plate 25 is disposed at the other end of the fourth spring 24. The second sliding plate 25 is slidably connected with the fourth groove 23, the second limit rod 26 is fixedly installed on the other side of the second slide plate 25, the side wall of the third groove 13 is provided with a second limit groove 27, and the second limit rod 26 is clamped with the second limit groove 27, a fifth groove 28 is opened inside the mounting plate 12, the fifth groove 28 is communicated with the second limit groove 27, and the inside of the fifth groove 28 is provided with a first groove 28. Five springs 29, the inside of the fifth spring 29 is provided with a second push rod 30, the surface of the second push rod 30 is fixedly mounted with a third sliding plate 31, the third sliding plate 31 is slidably connected with the fifth groove 28, and the second push rod 30 is clamped with the second limit slot 27, and the other end of the second push rod 30 is fixedly installed with a second button 32. When the downlight needs to be maintained or the light source is replaced, by pressing the second button 32, the second button 32 The second push rod 30 is driven to move, the second push rod 30 drives the third slide plate 31 fixed on its surface to move, the third slide plate 31 squeezes the fifth spring, and the second push rod 30 pushes the second limit rod 26 inward The second limit rod 26 drives the second slide plate 25 to move inward, and the second slide plate 25 squeezes the fourth spring 24, so that the second limit rod 26 is separated from the second limit groove 27, and the lampshade is released. 14, the quick disassembly and assembly of the lampshade is realized, and the cleaning of the lampshade is convenient.

Referring to FIG. 2 , the top of the cylinder body 1 is provided with a heat dissipation hole 33 . By setting the heat dissipation hole 33 , the downlight can be effectively dissipated to prevent damage to the internal components caused by excessive heat inside the downlight.

Referring to FIG. 2 , a condensing cover 34 is fixedly installed between the bottom of the base 2 and the side wall of the cylinder 1 , and the condensing cover 34 is arranged to facilitate the convergence of the light sources and improve the lighting effect.

Working principle: When the downlight which is easy to disassemble and easy to replace the light source needs to maintain or replace the light source, by pressing the second button 32, the second button 32 drives the second push rod 30 to move, and the second push rod 30 drives its surface to be fixed. The third slide 31 moves, the third slide 31 squeezes the fifth spring, the second push rod 30 pushes the second limit rod 26 to move inward, and the second limit rod 26 drives the second slide 25 to move inward, The second sliding plate 25 squeezes the fourth spring 24 to separate the second limiting rod 26 from the second limiting groove 27 , releasing the restriction on the lampshade 14 , disassembling the lampshade, pressing the first button 22 , the A button 22 drives the first push rod 20 and the second rack 21 fixedly mounted on one side to move, the first push rod 20 squeezes the third spring 19, and the second rack 21 drives the gear 18 engaged on its surface to rotate , the gear 18 drives the first rack 16 meshed on its surface to move, the first rack 16 drives the first limit rod 9 to move, the first limit rod 9 squeezes the second spring 15, the first limit rod 9 The first sliding plate 10 fixed on its surface is driven to move, and the first sliding plate 10 squeezes the first spring 8, so that the first limit rod 9 is separated from the first limit groove 6, and the restriction on the lamp holder 4 is released. Replace the downlight source.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A downlight that is easy to disassemble and assemble and facilitate the replacement of light sources, comprising a cylindrical body (1), characterized in that: a base (2) is fixedly installed in the interior of the cylindrical body (1), and a surface of the base (2) is fixedly installed. A first groove (3) is opened, a lamp holder (4) is clamped inside the first groove (3), and a light bulb (5) is fixedly installed on the lower side of the lamp holder (4). Both sides of the lamp holder (4) are provided with first limiting grooves (6), the interior of the base (2) is provided with a second groove (7), and the interior of the second groove (7) is provided with There is a first spring (8), a first limit rod (9) is arranged inside the first spring (8), and the first limit rod (9) is engaged with the first limit groove (6) Then, a first sliding plate (10) is fixedly installed on the surface of the first limit rod (9), the first sliding plate (10) is slidably connected with the second groove (7), and the cylinder (1) A sleeve (11) is fixedly installed on both sides of the cylinder body (1), a mounting plate (12) is fixedly installed at the bottom of the cylinder (1), and a third groove (13) is opened on the surface of the mounting plate (12). A lampshade (14) is clamped inside the third groove (13). 2 . The downlight according to claim 1 , wherein the downlight is easy to disassemble and easily replace the light source, characterized in that: the other end of the first limit rod ( 9 ) is provided with a second spring ( 15 ), the first limit rod ( 9 ) is provided with a second spring ( 15 ). One side of a limit rod (9) is slidably connected to the inner wall of the sleeve (11), the other side of the first limit rod (9) is fixedly mounted with a first rack (16), and the sleeve ( 11) A support column (17) and a third spring (19) are fixedly installed inside, and a gear (18) is rotatably connected between the two support columns (17), and the gear (18) is connected to the first rack (16). ), the other end of the third spring (19) is fixedly mounted with a first push rod (20), and one side of the first push rod (20) is slidably connected to the inner wall of the sleeve (11), so A second rack (21) is fixedly installed on the other side of the first push rod (20), the gear (18) is engaged with the second rack (21), and the first push rod (20) is The other end is fixedly installed with a first button (22). 3 . The downlight of claim 1 , wherein the lampshade ( 14 ) is provided with a fourth groove ( 23 ) inside the lamp cover ( 14 ), and the fourth groove ( 23) is provided with a fourth spring (24) inside, the other end of the fourth spring (24) is provided with a second sliding plate (25), the second sliding plate (25) slides with the fourth groove (23) connected, a second limit rod (26) is fixedly installed on the other side of the second slide plate (25), and a second limit groove (27) is opened on the side wall of the third groove (13), so The second limit rod (26) is clamped with the second limit groove (27). 4 . The downlight of claim 1 , characterized in that a fifth groove ( 28 ) is formed inside the mounting plate ( 12 ), and the fifth groove (28) communicates with the second limiting groove (27), a fifth spring (29) is arranged inside the fifth groove (28), and a second pusher is arranged inside the fifth spring (29). A rod (30), a third sliding plate (31) is fixedly installed on the surface of the second push rod (30), the third sliding plate (31) is slidably connected with the fifth groove (28), the second push rod (30) is slidably connected The rod (30) is clamped with the second limiting groove (27), and the other end of the second push rod (30) is fixedly installed with a second button (32). 5 . The downlight according to claim 1 , which is easy to disassemble and facilitate to replace the light source, characterized in that the top of the cylindrical body ( 1 ) is provided with a heat dissipation hole ( 33 ). 6 . 6. The downlight according to claim 1, characterized in that a condenser cover is fixedly installed between the bottom of the base (2) and the side wall of the cylinder (1). (34).

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