Magnetic mini lamp with adjustable projection angle and detachable and replaceable lamp holder

Abstract

The utility model relates to the technical field of lamps, and discloses a magnetic mini lamp with an adjustable projection angle and a detachable and replaceable lamp holder, which comprises an upper cover, a lower cover is in threaded connection with the outer side of the upper cover, an O-shaped ring I is sleeved on the outer side of the upper cover, an O-shaped ring II is arranged on the inner wall of the lower cover, rotating balls are mounted in the upper cover and the lower cover, and the rotating balls are in threaded connection with the lower cover. And a magnet is fixed in the rotating ball. According to the magnetic mini lamp with the adjustable projection angle and the detachable and replaceable lamp holder, the lamp holder assembly is connected with the magnet in a magnetic attraction mode through the magnetic attraction piece, when the magnetic attraction piece and the magnet are attracted together, the positive electrode piece and the negative electrode piece on the power panel and the positive electrode piece and the negative electrode piece on the light source panel make contact with each other to be powered on, and when the lamp holder assembly is detached, the lamp holder assembly can be detached only by pulling out the lamp holder assembly; when the projection angle needs to be adjusted, the angle of the light source plate is adjusted by rotating the angle of the rotating ball, so that the projection angle is adjusted, the overall structure is small, the lamp holder assembly can be freely detached and replaced, and the flexibility is high.

Description

Technical Field

[0001] The utility model relates to the technical field of lamps, in particular to a magnetic suction mini lamp with adjustable light projection angle and detachable lamp head. Background Technique

[0002] Lamps are a general term for lighting tools, which are divided into chandeliers, table lamps, wall lamps, floor lamps, etc. It refers to appliances that can transmit light, distribute and change the light distribution of the light source, including all components required to fix and protect the light source except the light source, as well as the line accessories necessary for connecting to the power supply.

[0003] At present, most of the lamps on the market have a fixed structure, and the lamp body is large in size, the use scenario is narrow, and the large size of the lamp body affects the aesthetics; at present, the lamps on the market do not separate the lamp head from the lamp body, and most of them have a fixed structure, which is not convenient for the replacement of the lamp head. Content of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the utility model provides a magnetic suction mini lamp with adjustable light projection angle and detachable lamp head to solve the problems put forward in the above background technique.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model provides the following technical solutions: a magnetic suction mini lamp with adjustable light projection angle and detachable lamp head, including an upper cover, the outer side of the upper cover is threadedly connected with a lower cover, an O-ring I is sleeved on the outer side of the upper cover, and an O-ring II is arranged on the inner wall of the lower cover. A rotating ball is installed inside the upper cover and the lower cover. A magnet is fixed inside the rotating ball. A silica gel sheet is fixedly installed on the top of the magnet. A power board assembly is arranged on the top of the silica gel sheet. A pressing ring is riveted at the top opening of the rotating ball. A lamp head assembly is arranged at the bottom of the magnet. The lamp head assembly includes a magnetic attracting sheet, a light source board, a lens, and a lamp head housing. The magnetic attracting sheet is magnetically attracted to the bottom of the magnet. The light source board is embedded and installed in the inner ring of the magnetic attracting sheet. The lens is fixedly installed at the bottom of the light source board. The upper opening of the lamp head housing is fixedly installed on the outer ring of the magnetic attracting sheet.

[0008] Preferably, the power board assembly includes a power cord and a power board, and the power cord is electrically connected to the power board.

[0009] Through the above technical solution, the silica gel sheet is attached to the bottom of the power board, and the power cord and the power board are soldered together.

[0010] Preferably, positive and negative electrode sheets are fixed on the power board and the light source board, and the power board and the light source board are electrically connected in a contact manner through the positive and negative electrode sheets.

[0011] Through the above technical solution, the entire lamp head assembly is magnetically connected to the magnet through the magnetic sheet. When the magnetic sheet and the magnet are magnetically attracted together, the positive and negative electrode sheets on the power supply board and the light source board come into contact and are energized. When disassembling the lamp head assembly, simply pull out the lamp head assembly to disassemble it.

[0012] Preferably, the vertical direction of the center of the rotating ball is a circular opening structure, and the lamp head housing is inserted and installed inside the circular opening of the rotating ball.

[0013] Through the above technical solution, through the provided circular opening structure, it is convenient to install the lamp head assembly, the power supply board assembly, the silicone sheet, and the magnet.

[0014] Preferably, the outer wall of the rotating ball is tightly connected to the O-ring II.

[0015] Through the above technical solution, the rotating ball rotates inside the upper cover and the lower cover. The rotating ball is tightly pressed by the O-ring II, so that the rotating ball has damping when rotating. When it rotates to a certain angle, it can be positioned. The maximum rotation angle of the rotating ball is °. By rotating the angle of the rotating ball, the angle adjustment of the light source board is realized, thereby adjusting the light projection angle.

[0016] Preferably, the magnet is in a circular ring structure.

[0017] Through the above technical solution, it is convenient for the silicone sheet to be embedded and installed inside the inner ring of the magnet.

[0018] Compared with the prior art, the present utility model provides a magnetically attracted miniaturized lamp with adjustable light projection angle and detachable lamp head, having the following beneficial effects:

[0019] For the magnetically attracted miniaturized lamp with adjustable light projection angle and detachable lamp head, the entire lamp head assembly is magnetically connected to the magnet through the magnetic sheet. When the magnetic sheet and the magnet are magnetically attracted together, the positive and negative electrode sheets on the power supply board and the light source board come into contact and are energized. When disassembling the lamp head assembly, simply pull out the lamp head assembly to disassemble it. When it is necessary to adjust the light projection angle, rotate the angle of the rotating ball to realize the angle adjustment of the light source board, thereby adjusting the light projection angle. The overall structure is small and the lamp head assembly can be freely disassembled and replaced, with strong flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is an exploded structural schematic diagram of the present utility model;

[0021] Figure 2 is a three-dimensional structural schematic diagram of the present utility model;

[0022] Figure 3 is a structural schematic diagram of the disassembly and assembly of the lamp head assembly of the present utility model;

[0023] Figure 4 Explosion structure schematic diagram of the lamp cap assembly of the present utility model;

[0024] Figure 5 Installation schematic diagram of the present utility model.

[0025] In the figure: 1, O-ring 1; 2, upper cover; 3, pressing ring; 4, power board assembly; 401, power cord; 402, power board; 5, silica gel sheet; 6, magnet; 7, rotating ball; 8, O-ring 2; 9, lower cover; 10, lamp cap assembly; 1001, magnetic attracting sheet; 1002, light source board; 1003, lens; 1004, lamp cap housing. Specific implementation manner

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with 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 embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] As Figures 1-5 shown, the present utility model provides a technical solution: a magnetic adsorption mini lamp with adjustable light projection angle and detachable lamp cap, including O-ring 1, upper cover 2, pressing ring 3, power board assembly 4, silica gel sheet 5, magnet 6, rotating ball 7, O-ring 2 8, lower cover 9, lamp cap assembly 10, power cord 401, power board 402, magnetic attracting sheet 1001, light source board 1002, lens 1003, lamp cap housing 1004. The outer side of the upper cover 2 is threadedly connected to the lower cover 9. The outer side of the upper cover 2 is sleeved with O-ring 1. The inner wall of the lower cover 9 is provided with O-ring 2 8. The upper cover 2 and the lower cover 9 internally install a rotating ball 7. A magnet 6 is fixed inside the rotating ball 7. A silica gel sheet 5 is fixedly installed on the top of the magnet 6. The power board assembly 4 is arranged on the top of the silica gel sheet 5. The pressing ring 3 is riveted at the top opening of the rotating ball 7. The lamp cap assembly 10 is arranged at the bottom of the magnet 6. The lamp cap assembly 10 includes a magnetic attracting sheet 1001, a light source board 1002, a lens 1003, and a lamp cap housing 1004. The magnetic attracting sheet 1001 is magnetically attracted to the bottom of the magnet 6. The light source board 1002 is embedded and installed in the inner ring of the magnetic attracting sheet 1001. The lens 1003 is fixedly installed at the bottom of the light source board 1002. The upper opening of the lamp cap housing 1004 is fixedly installed on the outer ring of the magnetic attracting sheet 1001.

[0028] Furthermore, the power board assembly 4 includes a power cord 401 and a power board 402. The power cord 401 is electrically connected to the power board 402. Specifically, the silica gel sheet 5 is attached to the bottom of the power board 402. The power cord 401 and the power board 402 are soldered together.

[0029] Furthermore, positive and negative electrode plates are fixed on the power supply board 402 and the light source board 1002. The power supply board 402 and the light source board 1002 are in contact electrical connection through the positive and negative electrode plates. Specifically, the entire lamp head assembly 10 is magnetically connected to the magnet 6 through the magnetic attracting sheet 1001. When the magnetic attracting sheet 1001 and the magnet 6 are magnetically attracted together, the positive and negative electrode plates on the power supply board 402 and the light source board 1002 are in contact and energized. When disassembling the lamp head assembly 10, simply pull out the lamp head assembly 10 to disassemble it.

[0030] Furthermore, the center vertical direction of the rotating ball 7 is a circular opening structure, and the lamp head housing 1004 is inserted and installed inside the circular opening of the rotating ball 7. Specifically, through the opened circular opening structure, it is convenient to install the lamp head assembly 10, the power supply board assembly 4, the silicone sheet 5, and the magnet 6.

[0031] Furthermore, the outer wall of the rotating ball 7 is tightly connected to the O-ring II 8. Specifically, the rotating ball 7 rotates inside the upper cover 2 and the lower cover 9. The O-ring II 8 forms an extrusion friction force on the rotating ball 7, so that the rotating ball 7 has damping when rotating. When rotating to a certain angle, it can be positioned. The maximum rotation angle of the rotating ball 7 is 40°. By rotating the angle of the rotating ball 7, the angle adjustment of the light source board 1002 is realized, thereby adjusting the light projection angle.

[0032] Furthermore, the magnet 6 is in a circular ring structure. Specifically, it is convenient for the silicone sheet 5 to be embedded and installed in the inner ring of the magnet 6.

[0033] Working principle: First, during use, insert the lamp head assembly 10 into the inside of the rotating ball 7. The entire lamp head assembly 10 is magnetically connected to the magnet 6 through the magnetic attracting sheet 1001. When the magnetic attracting sheet 1001 and the magnet 6 are magnetically attracted together, the positive and negative electrode plates on the power supply board 402 and the light source board 1002 are in contact and energized. When disassembling the lamp head assembly 10, simply pull out the lamp head assembly 10 to disassemble it. When it is necessary to adjust the light projection angle, rotate the angle of the rotating ball 7 to realize the angle adjustment of the light source board 1002, thereby adjusting the light projection angle. Among them, the outer diameter of the lower cover 9 is 22 mm and the height is 18 mm. The overall structure is small and the lamp head assembly 10 can be freely disassembled and replaced, with strong flexibility.

[0034] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnetic mini lamp with adjustable light projection angle and detachable lamp head, comprising an upper cover (2), characterized in that: The outer side of the upper cover (2) is threadedly connected with a lower cover (9). An O-ring one (1) is sleeved on the outer side of the upper cover (2). An O-ring two (8) is arranged on the inner wall of the lower cover (9). A rotating ball (7) is installed inside the upper cover (2) and the lower cover (9). A magnet (6) is fixed inside the rotating ball (7). A silica gel sheet (5) is fixedly installed at the top of the magnet (6). A power board assembly (4) is arranged at the top of the silica gel sheet (5). A pressing ring (3) is riveted and connected at the top opening of the rotating ball (7). A lamp holder assembly (10) is arranged at the bottom of the magnet (6). The lamp holder assembly (10) includes a magnetic attracting sheet (1001), a light source board (1002), a lens (1003), and a lamp holder housing (1004). The magnetic attracting sheet (1001) is magnetically attracted to the bottom of the magnet (6). The light source board (1002) is embedded and installed in the inner circle of the magnetic attracting sheet (1001). The lens (1003) is fixedly installed at the bottom of the light source board (1002). The upper opening of the lamp holder housing (1004) is fixedly installed on the outer circle of the magnetic attracting sheet (1001).

2. The magnetic mini lamp with adjustable light projection angle and detachable lamp head according to claim 1, characterized in that: The power board assembly (4) includes a power cord (401) and a power board (402). The power cord (401) is electrically connected to the power board (402).

3. The magnetic miniaturized lamp with adjustable light projection angle and detachable lamp holder according to claim 2, wherein: Positive and negative electrode sheets are fixed on the power board (402) and the light source board (1002). The power board (402) and the light source board (1002) are in contact electrical connection through the positive and negative electrode sheets.

4. The magnetic suction miniaturized lamp with adjustable light projection angle and detachable lamp cap according to claim 1, characterized in that: The center vertical direction of the rotating ball (7) is a circular opening structure. The lamp holder housing (1004) is inserted and installed inside the circular opening of the rotating ball (7).

5. The magnetic - adsorption mini - lamp with adjustable light - projection angle and detachable lamp head according to claim 1, characterized in that: The outer wall of the rotating ball (7) is tightly connected with the O-ring two (8).

6. The magnetic mini-lamp with adjustable light projection angle and detachable lamp head according to claim 1, wherein: The magnet (6) is of an annular structure.

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