A wide-angle adjustable anti-myopia desk lamp

Abstract

The utility model discloses a wide-angle adjustable anti-myopia desk lamp, comprising an anti-myopia desk lamp shade and a desk lamp rotating support frame, one end of the lower end of the anti-myopia desk lamp shade is movably connected to the upper end of the desk lamp rotating support frame, and the lower end of the desk lamp rotating support frame is movably connected with a wide-angle adjustment mechanism. The wide-angle adjustable anti-myopia desk lamp described in the utility model can adjust the degree of rotation of the desk lamp rotating support frame and the anti-myopia desk lamp shade through the wide-angle adjustment mechanism to achieve wide-angle adjustment, and can automatically position while rotating, and the through positioning column is located on the inner wall of the through positioning hole for clamping and limiting. When a rotation operation is required, the desk lamp rotating support frame is manually rotated, and the adjustment rotating circle block connected to the connection adjustment frame and the positioning connection circle block is driven to rotate, so that after the inner rotation adjustment tooth mouth is active, the movable limit card block is automatically located on the inner side of the inner rotation adjustment tooth mouth for one-by-one clamping.

Description

Technical Field

[0001] The utility model relates to the technical field of table lamps, in particular to a wide-angle adjustable anti-myopia table lamp. Background Art

[0002] Anti-myopia desk lamps are usually "eye protection desk lamps", which are mainly composed of two parts: the light source and the lamp. The lamp head is usually a light source with relatively good light quality. The lamp is a lampshade that can improve the uniformity of light distribution and weaken or reduce glare, as well as a driving circuit that provides current to the light source.

[0003] Common table lamp supports on the market are all fixed. If the angle needs to be adjusted, the entire table lamp needs to be moved, which is cumbersome to operate. It is inconvenient to adjust the lighting angle of the table lamp and cannot achieve wide-angle lighting, which has a certain adverse effect on people's use process. For this reason, we propose a wide-angle adjustable anti-myopia table lamp. Utility Model Content

[0004] Technical problem solved: In view of the shortcomings of the prior art, the utility model provides a wide-angle adjustable anti-myopia desk lamp, which has the advantages of being able to adjust the desk lamp rotating support frame and the anti-myopia desk lamp shade by 360 degrees through a wide-angle adjustment mechanism to achieve wide-angle adjustment, and automatically positioning while rotating, which can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a wide-angle adjustable anti-myopia desk lamp, comprising an anti-myopia desk lamp shade and a desk lamp rotating support frame, one end of the lower end of the anti-myopia desk lamp shade is movably connected to the upper end of the desk lamp rotating support frame, the lower end of the desk lamp rotating support frame is movably connected with a wide-angle adjustment mechanism, the lower end of the wide-angle adjustment mechanism is fixedly connected with a bottom support positioning plate, and the lower end of the bottom support positioning plate is fixedly connected with a bottom anti-slip pad.

[0006] Preferably, the lower end of the bottom support positioning plate is fixedly connected to the upper end of the bottom anti-slip pad by strong glue.

[0007] Preferably, the wide-angle adjustment mechanism includes a through-connecting fixing hole, a positioning connecting ring block, a through-positioning hole, a connecting adjustment frame, an adjusting rotating ring block, a through-positioning column, an inner rotating adjustment tooth mouth, a positioning upper cover plate, an inner adjustment control ring block, an inner adjustment movable groove, a movable limit block, a limit anti-slip block, a damper, an elastic member and a positioning connecting threaded column, and the through-connecting fixing hole is opened at the upper end of the bottom supporting positioning plate and is passed through.

[0008] Preferably, one side of the outer wall of the positioning and connecting circle block is fixedly connected to one end of the connecting and adjusting frame, and the inner side of the other end of the connecting and adjusting frame is movably connected to the lower end of the desk lamp rotating support frame. The four corners of the upper end of the positioning and connecting circle block are provided with through positioning holes and are penetrated. The four corners of the upper end of the adjusting rotating circle block are fixedly connected with through positioning columns. The inner wall of the adjusting rotating circle block is provided with inner rotation adjusting teeth. The outer wall of the through positioning column is snap-connected with the inner wall of the through positioning hole. The adjusting rotating circle block is located at the lower end of the positioning and connecting circle block.

[0009] Preferably, the lower end of the positioning upper cover plate is fixedly connected to the upper end of the inner adjustment control circle block, the outer wall of the inner adjustment control circle block passes through the inner wall of the positioning connection circle block and engages with the inner wall of the inner rotation adjustment tooth mouth, an inner adjustment movable groove is opened on one side of the outer wall of the inner adjustment control circle block, the rear end of the movable limit block is fixedly connected to the limit anti-slip block, the rear end of the limit anti-slip block is fixedly connected to one end of the elastic member and the damper, the outer wall of the damper is sleeved with an elastic member, the other end of the damper and the elastic member is fixedly connected to the rear end of the inner wall of the inner adjustment movable groove, and the inner wall of the inner adjustment control circle block is fixedly connected with a positioning connection threaded column.

[0010] Preferably, the outer wall of the movable limit block is movably connected to the inner wall of the inner adjustable movable groove, the limit anti-drop block is located in the inner cavity of the inner adjustable movable groove and is movable, the movable limit block is snap-connected with the inner side of the inner rotation adjustment tooth mouth, the positioning upper cover plate is located at the upper end of the positioning connection ring block, and the through-connecting fixing hole and the positioning connection threaded column are positioned by bolts.

[0011] Beneficial effects: Compared with the prior art, the utility model provides a wide-angle adjustable anti-myopia desk lamp, which has the following beneficial effects: the wide-angle adjustable anti-myopia desk lamp can adjust the degree of rotation of the desk lamp rotating support frame and the anti-myopia desk lamp shade through the wide-angle adjustment mechanism to achieve wide-angle adjustment, and can be automatically positioned while rotating, and the through-positioning column is located on the inner wall of the through-positioning hole for clamping and limiting. When rotation operation is required, the desk lamp rotating support frame is manually rotated, and the adjustment rotating circle block connected to the connecting adjustment frame and the positioning connecting circle block is driven to rotate, so that after the inner rotation adjustment tooth mouth is active, the movable limit card block is automatically located in the inner rotation The inner sides of the rotation adjustment teeth are engaged one by one. When the rotation position is adjusted and rotation is not required, the damper and the elastic piece have tension, which will push the limit anti-dropping block and the movable limit card block outward, so that the movable limit card block is stuck with the inner side of the inner rotation adjustment teeth and is not easy to slide, thereby realizing automatic positioning. The positioning upper cover plate and the bottom support positioning plate are positioned by bolts passing through the inner wall of the connecting fixing hole and the inner part of the positioning connecting threaded column for mutual engagement through threads, and the outer wall of the inner adjustment control circle block passes through the positioning connection circle block and is engaged with the inner wall of the adjusting rotation circle block, so that the movable limit card block is just engaged with the inner rotation adjustment teeth. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the overall structure of a wide-angle adjustable anti-myopia desk lamp.

[0013] Figure 2 The utility model is a schematic diagram of the structural decomposition of a wide-angle adjustment mechanism of a wide-angle adjustable anti-myopia desk lamp.

[0014] Figure 3 The utility model is a schematic diagram of the structural decomposition of a positioning connection circle block and an adjusting rotation circle block of a wide-angle adjustable anti-myopia desk lamp.

[0015] Figure 4 The utility model is a schematic diagram of the internal structure of a wide-angle adjustable anti-myopia desk lamp after the positioning upper cover plate is turned over.

[0016] In the figure: 1. Anti-myopia desk lamp shade; 2. Desk lamp rotating support frame; 3. Wide-angle adjustment mechanism; 4. Bottom support positioning plate; 5. Bottom anti-skid pad; 301. Through-connecting fixing hole; 302. Positioning connection ring block; 303. Through-positioning hole; 304. Connecting adjustment frame; 305. Adjusting rotating ring block; 306. Through-positioning column; 307. Inner rotating adjustment tooth mouth; 308. Positioning upper cover plate; 309. Inner adjustment control ring block; 310. Inner adjustment movable groove; 311. Movable limit block; 312. Limit anti-drop block; 313. Damper; 314. Elastic piece; 315. Positioning connection threaded column. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0018] like Figure 1-4 As shown, a wide-angle adjustable anti-myopia desk lamp comprises an anti-myopia desk lamp shade 1 and a desk lamp rotating support frame 2, one end of the lower end of the anti-myopia desk lamp shade 1 is movably connected to the upper end of the desk lamp rotating support frame 2, the lower end of the desk lamp rotating support frame 2 is movably connected with a wide-angle adjustment mechanism 3, the lower end of the wide-angle adjustment mechanism 3 is fixedly connected with a bottom support positioning plate 4, the lower end of the bottom support positioning plate 4 is fixedly connected with a bottom anti-slip pad 5, which increases the anti-slip property.

[0019] Furthermore, the lower end of the bottom support positioning plate 4 is fixedly connected to the upper end of the bottom anti-slip pad 5 by strong glue, thereby enhancing firmness.

[0020] Furthermore, the wide-angle adjustment mechanism 3 includes a through-connecting fixing hole 301, a positioning connecting circle block 302, a through-positioning hole 303, a connecting adjustment frame 304, an adjusting rotating circle block 305, a through-positioning column 306, an inner rotating adjustment tooth mouth 307, a positioning upper cover plate 308, an inner adjustment control circle block 309, an inner adjustment movable groove 310, a movable limit block 311, a limit anti-slip block 312, a damper 313, an elastic member 314 and a positioning connecting threaded column 315. The through-connecting fixing hole 301 is opened at the upper end of the bottom supporting positioning plate 4 and is penetrated. The positioning upper cover plate 308 and the bottom supporting positioning plate 4 are positioned by bolts penetrating through the inner wall of the through-connecting fixing hole 301 and the inner part of the positioning connecting threaded column 315, and the threads are engaged with each other for positioning.

[0021] Furthermore, one side of the outer wall of the positioning and connecting circle block 302 is fixedly connected to one end of the connecting and adjusting frame 304, and the inner side of the other end of the connecting and adjusting frame 304 is movably connected to the lower end of the desk lamp rotating support frame 2. The four corners of the upper end of the positioning and connecting circle block 302 are provided with through positioning holes 303 and are penetrated. The four corners of the upper end of the adjusting rotating circle block 305 are fixedly connected with through positioning columns 306. The inner wall of the adjusting rotating circle block 305 is provided with an inner rotation adjustment tooth mouth 307. The outer wall of the through positioning column 306 is engaged with the inner wall of the through positioning hole 303. The adjusting rotating circle block 305 is located at the lower end of the positioning and connecting circle block 302. Manually rotating the desk lamp rotating support frame 2 drives the connecting and adjusting frame 304 and the adjusting rotating circle block 302 to rotate.

[0022] Furthermore, the lower end of the positioning upper cover plate 308 is fixedly connected to the upper end of the inner adjustment control circle block 309, and the outer wall of the inner adjustment control circle block 309 penetrates the inner wall of the positioning connection circle block 302 and engages with the inner wall of the inner rotation adjustment tooth mouth 307. An inner adjustment movable groove 310 is opened on one side of the outer wall of the inner adjustment control circle block 309, and the rear end of the movable limit block 311 is fixedly connected to the limited anti-slip block 312, and the rear end of the limited anti-slip block 312 is fixedly connected to the elastic member 314 and one end of the damper 313. The outer wall of the damper 313 is sleeved with an elastic member 314, and the other end of the damper 313 and the elastic member 314 are fixedly connected to the rear end of the inner wall of the inner adjustment movable groove 310. The inner wall of the inner adjustment control circle block 309 is fixedly connected with a positioning connection threaded column 315, which is convenient for positioning between the bottom support positioning plate 4 through bolts.

[0023] Furthermore, the outer wall of the movable limit block 311 is movably connected to the inner wall of the inner adjustment movable groove 310, the limit anti-slip block 312 is located in the inner cavity of the inner adjustment movable groove 310 and is movable, the movable limit block 311 is snap-connected with the inner side of the inner rotation adjustment tooth mouth 307, the positioning upper cover plate 308 is located at the upper end of the positioning connection ring block 302, and is positioned by bolts passing through the connecting fixing hole 301 and the positioning connection threaded column 315, thereby enhancing the firmness.

[0024] Working principle: The wide-angle adjustment mechanism 3 can adjust the 360-degree rotation of the table lamp rotating support frame 2 and the anti-myopia table lamp shade 1 to achieve wide-angle adjustment, and can be automatically positioned while rotating. The through-positioning column 306 is located on the inner wall of the through-positioning hole 303 for engagement and limiting. When rotation operation is required, the table lamp rotating support frame 2 is manually rotated, and the adjustment rotating circle block 305 connected to the connecting adjustment frame 304 and the positioning connecting circle block 302 is driven to rotate, so that after the inner rotation adjustment tooth mouth 307 is active, the active limiting block 311 is automatically located on the inner side of the inner rotation adjustment tooth mouth 307 for engagement one by one. When the rotation position is adjusted and rotation is not required, the through-positioning column 306 is automatically positioned on the inner wall of the through-positioning hole 303 for engagement and limiting. When rotation operation is required, the table lamp rotating support frame 2 is manually rotated, and the adjustment rotating circle block 305 connected to the connecting adjustment frame 304 and the positioning connecting circle block 302 is driven to rotate. The damper 313 and the elastic member 314 have tension, which will push the limit anti-slip block 312 and the movable limit block 311 outward, so that the movable limit block 311 is stuck with the inner side of the inner rotation adjustment tooth mouth 307, and is not easy to slide, thereby realizing automatic positioning. The positioning upper cover plate 308 and the bottom support positioning plate 4 are positioned by bolts passing through the inner wall of the connecting fixing hole 301 and the inner part of the positioning connecting threaded column 315 for mutual engagement through threaded engagement, and the outer wall of the inner adjustment control circle block 309 passes through the positioning connection circle block 302 and is engaged with the inner wall of the adjusting rotation circle block 305, so that the movable limit block 311 is just engaged with the inner rotation adjustment tooth mouth 307.

[0025] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A wide-angle adjustable anti-myopia desk lamp, comprising an anti-myopia desk lamp shade (1) and a desk lamp rotating support frame (2), characterized in that: One end of the lower end of the anti-myopia desk lamp shade (1) is movably connected to the upper end of the desk lamp rotating support frame (2); the lower end of the desk lamp rotating support frame (2) is movably connected to a wide-angle adjustment mechanism (3); the lower end of the wide-angle adjustment mechanism (3) is fixedly connected to a bottom support positioning plate (4); the lower end of the bottom support positioning plate (4) is fixedly connected to a bottom anti-slip pad (5); the wide-angle adjustment mechanism (3) comprises a through-connecting fixing hole (301), a positioning connecting ring block (302), a through-positioning hole (303), a connecting adjustment frame (304), an adjusting rotating ring block (305), a through-positioning column (306), an inner rotating adjustment tooth mouth (307), a positioning upper cover plate (308), and an inner adjusting control ring block. (309), an inner adjustment movable groove (310), an active limit block (311), a limit anti-dropping block (312), a damper (313), an elastic member (314) and a positioning connection threaded column (315), the through connection fixing hole (301) is opened at the upper end of the bottom support positioning plate (4) and is penetrated, one side of the outer wall of the positioning connection ring block (302) is fixedly connected to one end of the connection adjustment frame (304), the inner side of the other end of the connection adjustment frame (304) is movably connected to the lower end of the table lamp rotation support frame (2), the four corners of the upper end of the positioning connection ring block (302) are all opened with through positioning holes (303) and are penetrated, the four corners of the upper end of the adjustment rotation ring block (305) are fixedly connected A through positioning column (306) is connected, the inner wall of the adjusting rotating circle block (305) is provided with an inner rotating adjusting tooth opening (307), the outer wall of the through positioning column (306) is snap-connected with the inner wall of the through positioning hole (303), the adjusting rotating circle block (305) is located at the lower end of the positioning connection circle block (302), the lower end of the positioning upper cover plate (308) is fixedly connected with the upper end of the inner adjusting control circle block (309), the outer wall of the inner adjusting control circle block (309) penetrates the inner wall of the positioning connection circle block (302) and snap-connects with the inner wall of the inner rotating adjusting tooth opening (307), one side of the outer wall of the inner adjusting control circle block (309) is provided with an inner adjusting movable groove (310), the movable limit block The rear end of the limit stop block (311) is fixedly connected to a limit stop block (312), the rear end of the limit stop block (312) is fixedly connected to an elastic member (314) and one end of a damper (313), the outer wall of the damper (313) is sleeved with an elastic member (314), the other ends of the damper (313) and the elastic member (314) are fixedly connected to the rear end of the inner wall of the inner adjustment movable groove (310), the inner wall of the inner adjustment control ring block (309) is fixedly connected to a positioning connection threaded column (315), the outer wall of the movable limit block (311) is movably connected to the inner wall of the inner adjustment movable groove (310), the limit stop block (312) is located in the inner cavity of the inner adjustment movable groove (310) and moves.The movable limit block (311) is engaged with the inner side of the inner rotation adjustment tooth opening (307), the positioning upper cover plate (308) is located at the upper end of the positioning connection ring block (302), and the through connection fixing hole (301) and the positioning connection threaded column (315) are positioned by bolts.

2. The wide-angle adjustable anti-myopia desk lamp according to claim 1, characterized in that: The lower end of the bottom support positioning plate (4) is fixedly connected to the upper end of the bottom anti-slip pad (5) by means of strong glue.

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