High-luminous-efficiency flexible LED down lamp

Abstract

The utility model relates to the technical field of lighting devices, in particular to a flexible LED down lamp with high luminous efficiency. The technical problems that a common LED down lamp lacks a structure for improving the reflection efficiency and light condensation, the lighting effect needs to be improved, meanwhile, a structure for adjusting the irradiation range lacks, and the use flexibility needs to be improved are solved. According to the technical scheme, the flexible LED down lamp with the high lighting effect comprises a shell. According to the LED down lamp, the light efficiency can be improved through the high-light-efficiency reflecting bowl and the high-reflection coating sprayed inside the shell, meanwhile, light rays can be more concentrated through the light gathering assembly, the light efficiency is further improved, the lifting assembly is matched with the light gathering assembly, the irradiation range can be flexibly adjusted, the use flexibility is improved, and the problem that a common LED down lamp is poor in illumination effect is solved. The problems that a structure for improving the reflection efficiency and light condensation is lacked, the lighting effect needs to be improved, meanwhile, a structure for adjusting the irradiation range is lacked, and the use flexibility needs to be improved are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting devices, and in particular to a high-light-efficiency and flexible LED downlight. Background Art

[0002] Downlight is a lighting fixture embedded in the ceiling that radiates light downwards. It is mainly used to meet the basic lighting requirements of direct directional projection. Therefore, it is now increasingly widely used in people's daily lives to achieve the effect of auxiliary lighting and decorative space.

[0003] Common LED downlights lack structures to improve reflection efficiency and focusing, so light cannot be efficiently transmitted out of the outer shell, and the lighting effect needs to be improved. At the same time, there is a lack of structures to adjust the illumination range, and the flexibility of use needs to be improved.

[0004] Therefore, the above-mentioned LED downlights lack structures to improve reflection efficiency and focusing, and the lighting efficiency needs to be improved. At the same time, there is a lack of structures to adjust the irradiation range, and the flexibility of use needs to be improved. These problems need to be solved urgently to improve the usage scenarios. Utility Model Content

[0005] In order to overcome the problem that common LED downlights lack structures to improve reflection efficiency and focus light, and also lack structures to adjust the irradiation range.

[0006] The technical solution of the utility model is: a high-light-efficiency and flexible LED downlight, comprising an outer shell, guide frames are arranged at the left and right ends of the outer shell, a top cover is installed on the top of the outer shell, a mounting tube is movably connected inside the outer shell, lifting components are arranged at the left and right ends of the top cover and the mounting tube, a high-light-efficiency reflective bowl is installed at the bottom of the mounting tube, a circuit board is installed at the upper end of the high-light-efficiency reflective bowl, a plurality of LED lamp beads are evenly arranged in the middle position of the bottom surface of the circuit board, a heat dissipation component is connected to the top of the circuit board, and a focusing component is arranged at the lower end of the outer shell.

[0007] Preferably, the lighting efficiency can be improved by using a high-efficiency reflective bowl and a high-reflective coating sprayed on the inside of the shell. At the same time, the light can be more concentrated through the focusing component to further improve the lighting efficiency. The lifting component cooperates with the focusing component to flexibly adjust the irradiation range and improve the flexibility of use. This solves the problem that common LED downlights lack structures to improve reflection efficiency and focusing, the lighting efficiency needs to be improved, and there is a lack of structures to adjust the irradiation range, and the flexibility of use needs to be improved.

[0008] Preferably, the surface of the high-light-efficiency reflective bowl is sprayed with a high-reflective coating, and the inner side of the lower end of the shell is sprayed with a high-reflective coating, which can improve the light efficiency.

[0009] Preferably, the lifting assembly includes a drive motor and a coupling; the drive motor is installed on the top of the left and right ends of the top cover, and the bottom of the drive motor is connected to the coupling. When the drive motor is started, the coupling rotates.

[0010] Preferably, the lifting assembly includes a movable block and a threaded sleeve; movable blocks are arranged on the left and right sides of the upper end of the mounting tube, the movable blocks are slidably connected to the inner wall of the guide frame, and a threaded sleeve is installed in the middle of the movable block.

[0011] Preferably, the lifting assembly includes a screw; the lower end of the coupling is connected to the screw, the bottom of the screw is connected to the lower end of the guide frame through a bearing, the screw is connected to the threaded sleeve in a transmission connection, the coupling drives the screw to rotate, and cooperates with the threaded sleeve to realize the lifting and lowering of the installation cylinder.

[0012] Preferably, the heat dissipation component includes a pressure plate, a heat pipe, a heat dissipation grille, and a fan; a pressure plate is installed on the top of the circuit board by screws, a heat pipe is connected to the top of the pressure plate, a heat dissipation grille is provided on the upper end of the heat pipe, and a fan is installed on the top of the heat dissipation grille. Starting the fan can drive airflow to achieve heat dissipation.

[0013] Preferably, the focusing assembly includes a bottom cover and a focusing lens; the bottom cover is installed at the lower end of the outer shell, and a focusing lens is arranged in the middle of the bottom cover. The focusing lens can make the light more concentrated and further improve the light effect. At the same time, when the distance between the mounting tube and the focusing lens changes, the irradiation range can be flexibly adjusted to improve the flexibility of use.

[0014] Beneficial effects of the utility model:

[0015] 1. The high-efficiency reflective bowl and the high-reflective coating sprayed inside the shell can improve the light efficiency. At the same time, the focusing component can make the light more concentrated, further improving the light efficiency. The lifting component cooperates with the focusing component to flexibly adjust the irradiation range and improve the flexibility of use. This solves the problem that common LED downlights lack structures to improve reflection efficiency and condensation, and the light efficiency needs to be improved. At the same time, there is a lack of structures to adjust the irradiation range, and the flexibility of use needs to be improved;

[0016] 2. The surface of the high-light-efficiency reflective bowl is sprayed with a high-reflective coating, and the inner side of the lower end of the shell is sprayed with a high-reflective coating to improve the light efficiency. The focusing lens can make the light more concentrated and further improve the light efficiency. Start the drive motor, the coupling rotates, and the coupling drives the screw to rotate, which cooperates with the threaded sleeve to realize the lifting and lowering of the mounting tube, thereby changing the distance between the mounting tube and the focusing lens, and can flexibly adjust the irradiation range to improve the flexibility of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 What is shown is a schematic diagram of the three-dimensional structure of a high-light-efficiency and flexible LED downlight of the utility model;

[0018] Figure 2 The following is a schematic diagram of the split structure of a high-light-efficiency and flexible LED downlight of the utility model;

[0019] Figure 3 The following is a schematic diagram of the structure of a high-light-efficiency and flexible LED downlight lifting component of the utility model;

[0020] Figure 4 The following is a schematic diagram of the structure of a high-light-efficiency and flexible LED downlight heat dissipation component of the utility model;

[0021] Figure 5 Shown is a schematic diagram of the structure of a high-light-efficiency and flexible LED downlight focusing component of the utility model.

[0022] In the figure: 1. outer shell; 2. guide frame; 3. top cover; 4. mounting tube; 5. lifting assembly; 6. high-efficiency reflective bowl; 7. circuit board; 8. LED lamp beads; 9. heat dissipation assembly; 10. focusing assembly; 501. drive motor; 502. coupling; 503. movable block; 504. threaded sleeve; 505. screw rod; 901. pressure plate; 902. heat pipe; 903. heat dissipation grille; 904. fan; 1001. bottom cover; 1002. focusing lens. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0024] See also Figure 1-2 The utility model provides an embodiment: a high-light-efficiency and flexible LED downlight, comprising a shell 1, guide frames 2 are arranged at the left and right ends of the shell 1, a top cover 3 is installed on the top of the shell 1, a mounting tube 4 is movably connected inside the shell 1, a lifting assembly 5 is arranged at the left and right ends of the top cover 3 and the mounting tube 4, a high-light-efficiency reflective bowl 6 is installed at the bottom of the mounting tube 4, a circuit board 7 is installed on the upper end of the high-light-efficiency reflective bowl 6, a plurality of LED lamp beads 8 are evenly arranged in the middle position of the bottom surface of the circuit board 7, a heat dissipation assembly 9 is connected to the top of the circuit board 7, a focusing assembly 10 is arranged at the lower end of the shell 1, a high-light-efficiency reflective bowl 6 surface is sprayed with a high-reflection coating, and a high-reflection coating is sprayed on the inner side of the lower end of the shell 1, which can improve the light efficiency.

[0025] See also Figure 3In this embodiment, the lifting assembly 5 includes a driving motor 501 and a coupling 502; the driving motor 501 is installed on the top of the left and right ends of the top cover 3, and the coupling 502 is connected to the bottom of the driving motor 501. When the driving motor 501 is started, the coupling 502 rotates, and the lifting assembly 5 includes a movable block 503 and a threaded sleeve 504; movable blocks 503 are arranged on the left and right sides of the upper end of the installation cylinder 4, and the movable block 503 is slidably connected to the inner wall of the guide frame 2, and a threaded sleeve 504 is installed in the middle of the movable block 503, and the lifting assembly 5 includes a screw rod 505; the lower end of the coupling 502 is connected to the screw rod 505, and the bottom of the screw rod 505 is connected to the lower end of the guide frame 2 through a bearing, and the screw rod 505 is connected to the threaded sleeve 504 in a transmission manner. The coupling 502 drives the screw rod 505 to rotate and cooperates with the threaded sleeve 504 to realize the lifting and lowering of the installation cylinder 4.

[0026] See also Figure 4 In this embodiment, the heat dissipation component 9 includes a pressure plate 901, a heat pipe 902, a heat dissipation grille 903, and a fan 904; the pressure plate 901 is installed on the top of the circuit board 7 by screws, the heat pipe 902 is connected to the top of the pressure plate 901, the heat dissipation grille 903 is arranged on the upper end of the heat pipe 902, and the fan 904 is installed on the top of the heat dissipation grille 903. Starting the fan 904 can drive airflow to achieve heat dissipation.

[0027] See also Figure 5 In this embodiment, the focusing assembly 10 includes a bottom cover 1001 and a focusing lens 1002; the bottom cover 1001 is installed at the lower end of the shell 1, and the focusing lens 1002 is arranged in the middle of the bottom cover 1001. The focusing lens 1002 can make the light more concentrated and further improve the light effect. At the same time, when the distance between the mounting tube 4 and the focusing lens 1002 changes, the irradiation range can be flexibly adjusted to improve the flexibility of use.

[0028] When working, the LED lamp bead 8 is powered on to emit light, the surface of the high-efficiency reflective bowl 6 is sprayed with a high-reflective coating, and the inner side of the lower end of the shell 1 is sprayed with a high-reflective coating to improve the light efficiency. A pressure plate 901 is installed on the top of the circuit board 7 by screws, and a heat pipe 902 is connected to the top of the pressure plate 901. A heat dissipation grille 903 is arranged on the upper end of the heat dissipation grille 903, and a fan 904 is installed on the top of the heat dissipation grille 903. Starting the fan 904 can drive airflow to achieve heat dissipation. A focusing lens 1002 is arranged in the middle of the bottom cover 1001. The focusing lens 1002 can make the light more concentrated and improve the light efficiency. Start the driving motor 501, and the coupling 502 rotates. The coupling 502 drives the screw rod 505 to rotate, and cooperates with the threaded sleeve 504 to realize the lifting and lowering of the mounting tube 4. The distance between the mounting tube 4 and the focusing lens 1002 changes, and the irradiation range can be flexibly adjusted to improve the flexibility of use.

[0029] Through the above steps, the lighting efficiency can be improved by the high-efficiency reflective bowl 6 and the high-reflective coating sprayed inside the shell 1. At the same time, the focusing component 10 can make the light more concentrated to further improve the lighting efficiency. The lifting component 5 cooperates with the focusing component 10 to flexibly adjust the irradiation range and improve the flexibility of use, so as to solve the problem that common LED downlights lack structures to improve reflection efficiency and focusing, the lighting efficiency needs to be improved, and there is a lack of structures to adjust the irradiation range, and the flexibility of use needs to be improved.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A high light efficiency and flexible LED downlight, comprising a housing (1), characterized in that: Guide frames (2) are arranged at the left and right ends of the outer shell (1), a top cover (3) is installed on the top of the outer shell (1), a mounting tube (4) is movably connected inside the outer shell (1), a lifting assembly (5) is arranged at the left and right ends of the top cover (3) and the mounting tube (4), a high-light-efficiency reflective bowl (6) is installed at the bottom of the mounting tube (4), a circuit board (7) is installed at the upper end of the high-light-efficiency reflective bowl (6), a plurality of LED lamp beads (8) are evenly arranged at the middle position of the bottom surface of the circuit board (7), a heat dissipation assembly (9) is connected to the top of the circuit board (7), and a focusing assembly (10) is arranged at the lower end of the outer shell (1).

2. The high light efficiency and flexible LED downlight according to claim 1, characterized in that: The surface of the high light efficiency reflective bowl (6) is sprayed with a high reflective coating, and the inner side of the lower end of the shell (1) is sprayed with a high reflective coating.

3. The high light efficiency and flexible LED downlight according to claim 1, characterized in that: The lifting assembly (5) comprises a driving motor (501) and a coupling (502); the driving motor (501) is installed on the top of the left and right ends of the top cover (3), and the bottom of the driving motor (501) is connected to the coupling (502).

4. The high light efficiency and flexible LED downlight according to claim 3, characterized in that: The lifting assembly (5) comprises a movable block (503) and a threaded sleeve (504); the movable blocks (503) are arranged on the left and right sides of the upper end of the installation tube (4); the movable blocks (503) are slidably connected to the inner wall of the guide frame (2); and the threaded sleeve (504) is installed in the middle of the movable block (503).

5. The high light efficiency and flexible LED downlight according to claim 4, characterized in that: The lifting assembly (5) comprises a screw rod (505); the lower end of the coupling (502) is connected to the screw rod (505); the bottom of the screw rod (505) is connected to the lower end of the guide frame (2) via a bearing; the screw rod (505) is transmission-connected to the threaded sleeve (504).

6. The high light efficiency and flexible LED downlight according to claim 1, characterized in that: The heat dissipation component (9) comprises a pressing plate (901), a heat conducting pipe (902), a heat dissipation grille (903), and a fan (904); the pressing plate (901) is mounted on the top of the circuit board (7) by means of screws, the heat conducting pipe (902) is connected to the top of the pressing plate (901), the heat dissipation grille (903) is arranged on the upper end of the heat conducting pipe (902), and the fan (904) is mounted on the top of the heat dissipation grille (903).

7. The high light efficiency and flexible LED downlight according to claim 1, characterized in that: The focusing assembly (10) comprises a bottom cover (1001) and a focusing lens (1002); the bottom cover (1001) is installed at the lower end of the housing (1), and the focusing lens (1002) is arranged in the middle of the bottom cover (1001).

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