CN207962253U - A LED downlight with adjustable brightness - Google Patents

Abstract

The utility model provides an L ED down lamp of adjustable luminance relates to L ED down lamp technical field this L ED down lamp of adjustable luminance, the on-line screen storage device comprises a base, L ED fluorescent tube is installed to the bottom of base, first connecting groove has been seted up to the bottom of base, the inside of first connecting groove is pegged graft and is had first lamp shade, the through-hole has been seted up to the bottom of first lamp shade, the printing opacity material has been cup jointed to the inside of through-hole, the second connecting groove has been seted up to the bottom of base, the inside of second connecting groove is pegged graft and is had the second lamp shade, the internal thread groove has been seted up to the bottom of second lamp shade, the external screw thread pipe has been cup jointed to the inside of internal thread groove, this L ED down lamp of adjustable luminance, through having set up first lamp shade, printing opacity material, second lamp shade, internal thread groove, external screw thread pipe, solid fixed ring and printing opacity membrane, solid fixed ring drives the external screw thread pipe rotation and screw out the internal thread.

Description

A LED downlight with adjustable brightness

technical field

The utility model relates to the technical field of LED downlights, in particular to an LED downlight with adjustable brightness.

Background technique

LED downlight is a product improved and developed on the basis of traditional downlights using new LED lighting sources. Compared with traditional downlights, it has the advantages of energy saving, low carbon, long life, good color rendering, and fast response. The design of LED downlights is more Beautiful and light, it can maintain the overall unity and perfection of architectural decoration during installation, without destroying the setting of lamps, the light source hides the interior of architectural decoration, the light source is not exposed, and there is no glare.

Ordinary LED downlights cannot adjust their brightness according to needs, and cannot adjust the appropriate lighting brightness according to the needs of users. Moreover, when the LED tube fails, it is not convenient to disassemble, which leads to the maintenance of the LED downlight by the staff. A lot of time wasted.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides an LED downlight with adjustable brightness, which solves the problem that the brightness cannot be adjusted as required.

(2) Technical solutions

In order to achieve the above purpose, the utility model is realized through the following technical solutions: an LED downlight with adjustable brightness, including a base, the bottom of the base is equipped with an LED light tube, and the bottom of the base is provided with a first connecting groove , the inside of the first connecting groove is plugged with a first lampshade, the bottom of the first lampshade is provided with a through hole, the inside of the through hole is fixedly sleeved with a light-transmitting material, and the bottom of the base is provided with a second Two connection grooves, the inside of the second connection groove is plugged with a second lampshade, the bottom of the second lampshade is provided with an internal thread groove, and an external thread pipe is sleeved inside the internal thread groove, and the external thread The bottom end of the tube is fixedly connected to the top of the fixed ring, the inside of the fixed ring is sleeved with a light-transmitting film, and the tops of the inner walls of the first connection groove and the second connection groove are fixedly connected with vertical rods, and the vertical rods The side surface of the base is wound with first springs, and the top ends of the four first springs are respectively welded to the tops of the inner walls of the first connection groove and the second connection groove, and the inside of the base is provided with two limiting grooves. The inside of the limit slot is sleeved with a pull rod, and the side surface of the pull rod is wound with a second spring. One end of the pull rod passes through the limit slot and extends to the outside of the base. The other end of the pull rod is connected to the limit block. One side of the first lampshade and the second lampshade are fixedly connected, the left and right sides of the first lampshade and the second lampshade are respectively provided with a first through groove and a second through groove, and the other side of the limit block passes through the second through groove and extends to the second through groove. The inside of a through slot.

Preferably, the first lampshade is sleeved inside the second lampshade, and the diameter of the first lampshade is three-fifths of the diameter of the second lampshade.

Preferably, the light-transmitting material is made of natural stone, and the side surface of the light-transmitting material is welded to the inner wall of the through hole.

Preferably, the surface of the first spring overlaps the side surface of the vertical rod, and the bottom ends of the four first springs respectively overlap the tops of the first lampshade and the second lampshade.

Preferably, one end of the second spring is welded to one side of the limiting block, and the other end of the second spring is welded to the inner wall of the limiting groove.

Preferably, the heights of the first connecting groove, the second connecting groove and the limiting block are equal, and the top and bottom of the limiting block overlap with the inner walls of the first connecting groove and the second connecting groove respectively.

(3) Beneficial effects

The utility model provides an LED downlight with adjustable brightness. Has the following beneficial effects:

1. The brightness-adjustable LED downlight is equipped with a first lampshade, a light-transmitting material, a second lampshade, an internal thread groove, an external thread pipe, a fixing ring and a light-transmitting film. After rotating the fixing ring, the fixing ring drives the outer Rotate the threaded tube and unscrew the internal thread groove, then remove the first lampshade, use only the second lampshade for dimming, or install only the first lampshade for dimming, or install the first lampshade and the second lampshade at the same time, three kinds Different light transmission effects can effectively adjust the brightness of the lighting, adapt to the different needs of users, and create a comfortable environment.

2. The brightness-adjustable LED downlight is equipped with a vertical rod, a first spring, a limit slot, a pull rod, a second spring, a limit block, a first through slot and a second through slot to pull two outwards. Pull the rod, the pull rod drives the limit block to move, the limit block is first pulled out from the inside of the first slot, and then pulled out from the inside of the second slot, and the first lampshade or the second lampshade can be removed according to the need. Gently pull the two pull rods, insert the first lampshade and the second lampshade into the first and second grooves correspondingly, the tops of the first lampshade and the second lampshade compress the first spring, and the staff releases the pull rods Afterwards, the second spring firmly presses the limit block against the inside of the first through slot and the second through slot, which is convenient and quick to disassemble, saves the installation time of the staff, and can repair the LED light tube in time. Ensure the stable operation of the LED light tube.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is an enlarged schematic diagram of the structure at A in Fig. 1 of the present utility model.

In the figure: 1 base, 2 LED light tube, 3 first connection groove, 4 first lampshade, 5 through hole, 6 light-transmitting material, 7 second connection groove, 8 second lampshade, 9 internal thread groove, 10 external thread Tube, 11 fixed ring, 12 light-transmitting film, 13 vertical rod, 14 first spring, 15 limit groove, 16 pull rod, 17 second spring, 18 limit block, 19 first through groove, 20 second through groove.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, the utility model provides a technical solution: a LED downlight with adjustable brightness, including a base 1, an LED tube 2 is installed at the bottom of the base 1, and a first connection is provided at the bottom of the base 1 Groove 3, the inside of the first connection groove 3 is plugged with the first lampshade 4, and the bottom of the first lampshade 4 is provided with a through hole 5, and the inside of the through hole 5 is fixedly sleeved with a light-transmitting material 6, and the light-transmitting material 6 is Made of natural stone, natural stone is much lighter than the light-transmitting board, and has high hardness, oil resistance, dirt resistance and corrosion resistance. In addition, the light-transmitting board does not deform during use, and has fire resistance, aging resistance, It has no radiation and anti-penetration functions, and can be freely bent and seamlessly bonded according to the needs of customers. The side surface of the light-transmitting material 6 is welded to the inner wall of the through hole 5, and the bottom of the base 1 is provided with a second connection groove 7. The second A second lampshade 8 is plugged into the connecting groove 7. By setting the first lampshade 4 and the second lampshade 8, the light transmission effects of the first lampshade 4 and the second lampshade 8 are different. 8 luminous flux is also different, it directly affects the visual effect of light, the first lampshade 4 is socketed inside the second lampshade 8, the diameter of the first lampshade 4 is three-fifths of the diameter of the second lampshade 8, the diameter of the second lampshade 8 The bottom is provided with an internal thread groove 9, and the inside of the internal thread groove 9 is sleeved with an external thread pipe 10. The bottom end of the external thread pipe 10 is fixedly connected with the top of the fixing ring 11, and the inside of the fixing ring 11 is sleeved with a light-transmitting film 12. , by setting the light-transmitting film 12, the light-transmitting film 12 is used for decoration engineering, the light-transmitting film 12 can cooperate with various lighting systems to create dreamlike and shadowless indoor lighting effects, and by setting the first lampshade 4, light-transmitting Material 6, second lampshade 8, internal thread groove 9, external thread pipe 10, fixing ring 11 and light-transmitting film 12, after rotating the fixing ring 11, the fixing ring 11 drives the external thread pipe 10 to rotate and unscrew the internal thread groove 9, Then the first lampshade 4 is removed, and only the second lampshade 8 is used for dimming, or only the first lampshade 4 is installed for dimming, or the first lampshade 4 and the second lampshade 8 are installed at the same time, three different light transmission effects Can effectively adjust the brightness of the lighting, adapt to different needs of users, and create a comfortable environment. The tops of the inner walls of the first connecting groove 3 and the second connecting groove 7 are fixedly connected with vertical rods 13, and the side surfaces of the vertical rods 13 are wound First springs 14 are provided, and the tops of the four first springs 14 are welded to the tops of the first connecting groove 3 and the inner walls of the second connecting groove 7 respectively, and the surfaces of the first springs 14 overlap the side surfaces of the vertical rods 13. connected, and the bottom ends of the four first springs 14 correspond to the tops of the first lampshade 4 and the second lampshade 8 respectively. By setting the first springs 14, when the first springs 14 are in a compressed state, they are opposite to the first lampshade. 4 and the second lampshade 8 apply elastic force, the first through groove 19 and the second through groove 20 are tightly in contact with the limit block 18, and play a role of fixing, and the inside of the base 1 is provided with two limit grooves 15 , the inside of the limit groove 15 is sleeved with a pull rod 16, the side surface of the pull rod 16 is wound with a second spring 17, one end of the second spring 17 is welded to one side of the limit block 18, The other end of the second spring 17 is welded with the inner wall of the limiting groove 15, and one end of the pull rod 16 passes through the limiting groove 15 and extends to the outside of the base 1, and the other end of the pull rod 16 is fixedly connected with one side of the limiting block 18, the second The left and right sides of the first lampshade 4 and the second lampshade 8 are provided with a first through groove 19 and a second through groove 20 respectively, and the other side of the stop block 18 passes through the second through groove 20 and extends to the end of the first through groove 19. Inside, the heights of the first connecting groove 3, the second connecting groove 7 and the limit block 18 are equal, and the top and bottom of the limit block 18 overlap with the inner walls of the first connecting groove 3 and the second connecting groove 7 respectively. The vertical bar 13, the first spring 14, the limit groove 15, the pull rod 16, the second spring 17, the limit block 18, the first through groove 19 and the second through groove 20 are pulled outwards to pull the two pull rods 16, and the pull rod 16 Drive the stopper 18 to move, the stopper 18 is first extracted from the inside of the first through slot 19, and then drawn out from the inside of the second through slot 20, and the first lampshade 4 or the second lampshade 8 is removed as required, and installed When pulling the two pull rods 16 outwards slightly, insert the first lampshade 4 and the second lampshade 8 into the inside of the first through groove 19 and the second through groove 20 correspondingly, the tops of the first lampshade 4 and the second lampshade 8 After compressing the first spring 14 and the worker releases the pull rod 16, the second spring 17 will tightly press the stop block 18 against the inside of the first through groove 19 and the second through groove 20, which is convenient and quick to disassemble and save work. The installation time of personnel is reduced, and the LED lamp tube 2 can be repaired in time to ensure the stable operation of the LED lamp tube 2 .

Working principle: Pull the two pull rods 16 outward, and the pull rods 16 drive the limit block 18 to move. The limit block 18 is first pulled out from the inside of the first through slot 19, and then pulled out from the inside of the second through slot 20. Remove the first lampshade 4 or the second lampshade 8, and gently pull the two pull rods 16 outward when installing, and insert the first lampshade 4 and the second lampshade 8 into the first through groove 19 and the second through groove 20 correspondingly. Inside, the tops of the first lampshade 4 and the second lampshade 8 compress the first spring 14, and after the staff releases the pull rod 16, the second spring 17 will tightly press the stopper 18 against the first through groove 19 and the second through groove. inside of tank 20.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. An LED downlight with adjustable brightness, comprising a base (1), characterized in that: the bottom of the base (1) is equipped with an LED light tube (2), and the bottom of the base (1) is provided with a second A connection groove (3), the inside of the first connection groove (3) is plugged with a first lampshade (4), the bottom of the first lampshade (4) is provided with a through hole (5), and the through hole The inside of (5) is fixedly sleeved with a light-transmitting material (6), and the bottom of the base (1) is provided with a second connection groove (7), and the inside of the second connection groove (7) is inserted with a second The lampshade (8), the bottom of the second lampshade (8) is provided with an internal thread groove (9), and the inside of the internal thread groove (9) is sleeved with an external thread pipe (10), and the external thread pipe ( 10) is fixedly connected to the top of the fixed ring (11), the inside of the fixed ring (11) is sleeved with a light-transmitting film (12), and the first connecting groove (3) and the second connecting groove ( 7) The top of the inner wall is fixedly connected with a vertical rod (13), the side surface of the vertical rod (13) is wound with a first spring (14), and the tops of the four first springs (14) correspond to the The top of the first connecting groove (3) and the inner wall of the second connecting groove (7) are welded, and the inside of the base (1) is provided with two limiting grooves (15), and the inner sleeve of the limiting groove (15) A pull rod (16) is connected, the side surface of the pull rod (16) is wound with a second spring (17), and one end of the pull rod (16) passes through the limiting groove (15) and extends to the outside of the base (1) , the other end of the pull rod (16) is fixedly connected to one side of the stop block (18), and the left and right sides of the first lampshade (4) and the second lampshade (8) are respectively provided with first through grooves ( 19) and the second through-slot (20), the other side of the limiting block (18) passes through the second through-slot (20) and extends to the inside of the first through-slot (19). 2. An LED downlight with adjustable brightness according to claim 1, characterized in that: the first lampshade (4) is sleeved inside the second lampshade (8), and the first lampshade (4) ) is three-fifths of the diameter of the second lampshade (8). 3. The LED downlight with adjustable brightness according to claim 1, characterized in that: the light-transmitting material (6) is made of natural stone, and the side surface of the light-transmitting material (6) is in contact with the through-hole The inner wall of the hole (5) is welded. 4. The LED downlight with adjustable brightness according to claim 1, characterized in that: the surface of the first spring (14) overlaps the side surface of the vertical rod (13), and the four first The bottom ends of the springs (14) respectively overlap with the tops of the first lampshade (4) and the second lampshade (8). 5. The LED downlight with adjustable brightness according to claim 1, characterized in that: one end of the second spring (17) is welded to one side of the limit block (18), and the second spring The other end of (17) is welded with the inwall of limiting groove (15). 6. The LED downlight with adjustable brightness according to claim 1, characterized in that: the heights of the first connection groove (3), the second connection groove (7) and the limit block (18) are equal , the top and bottom of the limiting block (18) overlap with the inner walls of the first connecting groove (3) and the second connecting groove (7) respectively.