Table lamp with multi-angle adjustable structure
By using support columns, positioning blocks, adjustment mechanisms and gear systems in the desk lamps, multi-angle adjustment of LED lamps is achieved, and the automatic rotation problem caused by aging of the damping shaft is solved, and the user experience and stability of the desk lamps are improved.
Patent Information
- Application Number
- CN202420580347.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-25
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-03-25
AI Technical Summary
The damping shaft of existing desk lamps is prone to aging during long-term use, causing the lighting to automatically rotate after adjustment, affecting the user experience.
A multi-angle adjustable structure table lamp is designed, using support columns, positioning blocks, adjustment mechanisms, worm gears and gear systems. The circumference and up and down swing of the LED lamp are adjusted through the transmission rod and positioning rod, and the spring and shielding ring are used. Prevent it from rotating by itself by mistake.
Multi-angle adjustment of LED lights is realized, avoiding self-rotation caused by accidental touch, improving user experience and stability, and the adjustment process is simple and convenient.
Smart Images
Figure CN222142934U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of table lamps, in particular to a table lamp with a multi-angle adjustable structure. Background Art
[0002] A desk lamp mainly refers to an electric lamp with a base that is placed on a table. Its main function is to provide lighting for users to read, study, work, etc. With the continuous development of the appearance of desk lamps, desk lamps have gradually evolved from the original lighting tools to works of art, playing the role of creating indoor atmosphere and decorating the living environment.
[0003] When working or reading, the lighting direction of the desk lamp is often adjusted as needed. The general adjustment method is usually to add a damping shaft to the desk lamp. However, the damping shaft is prone to aging and loss of damping force during long-term use, which causes the desk lamp to automatically rotate after adjustment and affects use. Therefore, a desk lamp with a multi-angle adjustable structure is proposed to address the above problem. Utility Model Content
[0004] In order to make up for the shortcomings of the prior art and solve the problem that the lighting direction of a desk lamp is often adjusted as needed when working or reading, the general adjustment method is usually to add a damping shaft to the desk lamp. However, the damping shaft is prone to aging and losing damping force during long-term use, which causes the desk lamp to automatically rotate after adjustment and affects the use. A desk lamp with a multi-angle adjustable structure is proposed.
[0005] The technical solution adopted by the utility model to solve the technical problem is: the table lamp with a multi-angle adjustable structure described in the utility model comprises a base; the top of the base is rotatably connected to a support column, and the top of the support column is fixedly connected to a positioning block;
[0006] The positioning block is provided with an adjustment mechanism, which includes a positioning groove opened in the positioning block, the inner side wall of the positioning groove is rotatably connected with a transmission rod, one end of the transmission rod penetrates the positioning block and is fixedly connected with the mounting block, the transmission rod is fixedly connected with a worm gear on the outer wall located in the positioning groove, the inner side wall of the positioning groove is rotatably connected with a positioning rod, one end of the positioning rod penetrates the positioning block and is connected to the outside, the positioning rod is fixedly connected with a worm on the outer wall located in the positioning groove, the worm is meshingly connected with the worm gear, and the LED lamp installed on the mounting block can be swung up and down by setting the adjustment mechanism, and the LED lamp can be rotated in a circle and swung up and down in cooperation with the rotating support column.
[0007] Preferably, the outer wall of the support column is fixedly connected to a first gear, and the outer wall of the support column is sleeved with an internal gear, and the internal gear is meshingly connected to the first gear. Through the cooperation of the first gear and the internal gear, the circularly rotating LED lamp can be positioned to avoid the self-rotation of the LED lamp and the support column due to accidental touching of the LED lamp.
[0008] Preferably, the bottom end of the inner gear is elastically connected to the top of the base via a spring, and a blocking ring is fixedly connected to the top of the base. The spring can be used to support and position the inner gear, and the blocking ring can be used to block the inner gear to reduce the possibility of accidental touch.
[0009] Preferably, a suction cup is fixedly connected to the bottom of the base, a groove is provided at the bottom of the base, a sleeve is rotatably connected in the groove, a threaded hole is provided at the bottom of the sleeve, a screw is threadedly connected in the threaded hole, a piston is fixedly connected to the bottom end of the screw, a driving rod is fixedly connected to the top of the sleeve, the top of the driving rod passes through the base and is connected to the outside, and through the cooperation of the piston, the suction cup, the sleeve and the screw, the base can be easily fixed on the desktop, reducing the possibility of displacement of the desk lamp due to accidental touch.
[0010] Preferably, a knob is fixedly connected to the top end of the driving rod, and an outer wall of the knob is provided with anti-slip grooves. The setting of the knob facilitates the application of force to the driving rod and the sleeve.
[0011] Preferably, the inner side wall of the groove is fixedly connected to a limiting block, and a through hole adapted to the screw rod is provided on the top of the limiting block. The setting of the limiting block can provide auxiliary support for the sleeve.
[0012] Preferably, the bottom of the base is provided with anti-skid protrusions, and the outer wall of the support column is provided with anti-skid patterns. The friction force is improved by providing anti-skid protrusions at the bottom of the base, and the friction force is improved by providing anti-skid patterns on the outer wall of the support column.
[0013] Beneficial effects of the utility model:
[0014] 1. The utility model provides a table lamp with a multi-angle adjustable structure. By rotating the support column, the LED lamp can be adjusted along with the support column for circumferential angle. At the same time, through the positioning mechanism, the positioning rod can be rotated to drive the worm to rotate, and the worm drives the transmission rod to rotate through the worm gear. The transmission rod drives the mounting block and the LED lamp on the mounting block to rotate, and then the LED lamp is swung up and down. In conjunction with the support column, the LED lamp on the table lamp can be adjusted at multiple angles, and the adjustment process is simple and convenient.
[0015] 2. The utility model provides a desk lamp with a multi-angle adjustable structure. Through the cooperation of the first gear and the internal gear, the circularly rotating LED lamp can be positioned to avoid the self-rotation of the LED lamp and the supporting column caused by accidental touching of the LED lamp. The internal gear can be supported and positioned through the setting of the spring, and the internal gear can be shielded by cooperating with the shielding ring to reduce the possibility of accidental touching. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:
[0017] Figure 1 It is a three-dimensional diagram of the utility model;
[0018] Figure 2 It is a cross-sectional structural diagram of the positioning block in the utility model;
[0019] Figure 3 It is a three-dimensional diagram of the base in the utility model;
[0020] Figure 4 It is a cross-sectional structural diagram of the base in the utility model.
[0021] Legend:
[0022] 1. Base; 2. Support column; 3. Positioning block; 4. Adjustment mechanism; 41. Positioning groove; 42. Transmission rod; 43. Mounting block; 44. Worm gear; 45. Worm; 46. Positioning rod; 5. First gear; 6. Internal gear; 7. Spring; 8. Suction cup; 9. Sleeve; 10. Screw; 11. Piston; 12. Limit block. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] Specific examples are given below.
[0025] See also Figure 1-Figure 4 The utility model provides a table lamp with a multi-angle adjustable structure, comprising a base 1; a support column 2 is rotatably connected to the top of the base 1, and a positioning block 3 is fixedly connected to the top of the support column 2;
[0026] The positioning block 3 is provided with an adjustment mechanism 4, which includes a positioning groove 41 provided in the positioning block 3, the inner side wall of the positioning groove 41 is rotatably connected with a transmission rod 42, one end of the transmission rod 42 penetrates the positioning block 3 and is fixedly connected with a mounting block 43, the transmission rod 42 is located on the outer wall of the positioning groove 41 and is fixedly connected with a worm gear 44, the inner side wall of the positioning groove 41 is rotatably connected with a positioning rod 46, one end of the positioning rod 46 penetrates the positioning block 3 and is connected to the outside, the positioning rod 46 is located on the outer wall of the positioning groove 41 and is fixedly connected with a worm 45, and the worm 45 is connected to the worm gear 4 4 meshing connection; when working, the LED lamp is installed on the mounting block 43, and the LED lamp can be adjusted along with the supporting column 2 by rotating the supporting column 2. At the same time, through the positioning mechanism, the positioning rod 46 can be rotated to drive the worm 45 to rotate, and the worm 45 drives the transmission rod 42 to rotate through the worm gear 44, and the transmission rod 42 drives the mounting block 43 and the LED lamp on the mounting block 43 to rotate, and then the angle of the LED lamp is swung up and down, and the LED lamp on the table lamp can be adjusted at multiple angles in cooperation with the supporting column 2, and the adjustment process is simple and convenient.
[0027] Further, such as Figure 1 and Figure 4 As shown, the outer wall of the support column 2 is fixedly connected with a first gear 5, and the outer wall of the support column 2 is sleeved with an internal gear 6, which is meshed and connected with the first gear 5. During operation, the circularly rotating LED lamp can be positioned through the cooperation of the first gear 5 and the internal gear 6, so as to avoid the LED lamp and the support column 2 from rotating automatically due to accidental touching of the LED lamp.
[0028] Further, such as Figure 1 and Figure 3 As shown, the bottom end of the inner gear 6 is elastically connected to the top of the base 1 through a spring 7, and a shielding ring is fixedly connected to the top of the base 1. During operation, the inner gear 6 can be supported and positioned by the setting of the spring 7, and the shielding ring can be used to shield the inner gear 6 to reduce the possibility of accidental touch.
[0029] Further, such as Figure 2 and Figure 4As shown, the bottom of the base 1 is fixedly connected with a suction cup 8, the bottom of the base 1 is provided with a groove, a sleeve 9 is rotatably connected in the groove, a threaded hole is provided at the bottom of the sleeve 9, a screw 10 is threadedly connected in the threaded hole, the bottom end of the screw 10 is fixedly connected with a piston 11, and the top of the sleeve 9 is fixedly connected with a driving rod, the top of the driving rod passes through the base 1 and communicates with the outside. During operation, the suction cup 8 is connected with the groove, and the base 1 can be easily fixed on the desktop through the cooperation of the piston 11, the suction cup 8, the sleeve 9 and the screw 10, reducing the possibility of displacement of the desk lamp caused by accidental touch, that is, the sleeve 9 can be driven to rotate by rotating the driving rod, and the sleeve 9 rotates so that the screw 10 gradually moves out of the threaded hole and drives the piston 11 to move up, and the pressure in the groove is adjusted to cooperate with the suction cup 8 to firmly fix the base 1 on the desktop.
[0030] Further, such as Figure 1 and Figure 4 As shown, the top end of the driving rod is fixedly connected with a knob, and the outer wall of the knob is provided with anti-skid lines. During operation, the setting of the knob facilitates applying force to the driving rod and the sleeve 9.
[0031] Further, such as Figure 4 As shown, the inner side wall of the groove is fixedly connected to a limit block 12, and a through hole adapted to the screw rod 10 is provided on the top of the limit block 12. During operation, the setting of the limit block 12 can provide auxiliary support to the sleeve 9.
[0032] Further, such as Figure 1 As shown, the bottom of the base 1 is provided with anti-skid protrusions, and the outer wall of the support column 2 is provided with anti-skid patterns. During operation, the anti-skid protrusions at the bottom of the base 1 are provided to increase friction, and the anti-skid patterns on the outer wall of the support column 2 are provided to increase friction.
[0033] Working principle: Through the rotating support column 2, the LED lamp can be adjusted along with the support column 2 for a circular angle. At the same time, through the positioning mechanism, the positioning rod 46 can be rotated to drive the worm 45 to rotate. The worm 45 drives the transmission rod 42 to rotate through the worm gear 44. The transmission rod 42 drives the mounting block 43 and the LED lamp on the mounting block 43 to rotate, and then the LED lamp is swung up and down. In conjunction with the support column 2, the LED lamp on the desk lamp can be adjusted at multiple angles, and the adjustment process is simple and convenient. Through the cooperation of the first gear 5 and the inner gear 6, the circularly rotating LED lamp can be positioned to avoid the self-rotation of the LED lamp and the support column 2 due to accidental touching of the LED lamp. Through the setting of the spring 7, the inner gear 6 can be supported and positioned, and the inner gear 6 can be shielded with the shielding ring to reduce the possibility of accidental touching.
[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and 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, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A table lamp with a multi-angle adjustable structure, comprising a base (1); the top of the base (1) is rotatably connected to a support column (2), characterized in that: A positioning block (3) is fixedly connected to the top of the support column (2); The positioning block (3) is provided with an adjustment mechanism (4), the adjustment mechanism (4) comprising a positioning groove (41) provided in the positioning block (3), the inner side wall of the positioning groove (41) being rotatably connected to a transmission rod (42), one end of the transmission rod (42) passing through the positioning block (3) and being fixedly connected to a mounting block (43), the transmission rod (42) being fixedly connected to a worm wheel (44) on an outer wall located in the positioning groove (41), the inner side wall of the positioning groove (41) being rotatably connected to a positioning rod (46), one end of the positioning rod (46) passing through the positioning block (3) and being communicated with the outside, the positioning rod (46) being fixedly connected to a worm wheel (45) on an outer wall located in the positioning groove (41), the worm wheel (45) being meshingly connected to the worm wheel (44).
2. The table lamp with a multi-angle adjustable structure according to claim 1, characterized in that: The outer wall of the support column (2) is fixedly connected with a first gear (5), and the outer wall of the support column (2) is sleeved with an internal gear (6), and the internal gear (6) is meshingly connected with the first gear (5).
3. The table lamp with a multi-angle adjustable structure according to claim 2, characterized in that: The bottom end of the internal gear (6) is elastically connected to the top of the base (1) via a spring (7), and a shielding ring is fixedly connected to the top of the base (1).
4. The table lamp with a multi-angle adjustable structure according to claim 3, characterized in that: A suction cup (8) is fixedly connected to the bottom of the base (1); a groove is provided at the bottom of the base (1); a sleeve (9) is rotatably connected in the groove; a threaded hole is provided at the bottom of the sleeve (9); a screw rod (10) is threadedly connected in the threaded hole; a piston (11) is fixedly connected to the bottom end of the screw rod (10); a driving rod is fixedly connected to the top of the sleeve (9); and the top end of the driving rod passes through the base (1) and is connected to the outside.
5. The table lamp with a multi-angle adjustable structure according to claim 4, characterized in that: The top end of the driving rod is fixedly connected with a knob, and the outer wall of the knob is provided with anti-slip grooves.
6. The table lamp with a multi-angle adjustable structure according to claim 5, characterized in that: The inner side wall of the groove is fixedly connected to a limit block (12), and a through hole matching the screw rod (10) is formed on the top of the limit block (12).
7. The table lamp with a multi-angle adjustable structure according to claim 6, characterized in that: The bottom of the base (1) is provided with anti-skid protrusions, and the outer wall of the support column (2) is provided with anti-skid patterns.