Multi-angle adjustable table lamp
By introducing the first pitch joint, the second pitch joint and the horizontal rotary joint into the desk lamp, the safety hazards and hidden wire installation problems of existing multi-angle adjustment desk lamps are solved, and a larger lighting angle and range adjustment is achieved. Improves the convenience of the desk lamp and its appearance.
Patent Information
- Application Number
- CN202420178919.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-25
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-01-25
AI Technical Summary
The existing multi-angle adjustment desk lamps have safety hazards, inconvenient installation of wires and affect the folding effect.
Designed with a table lamp structure including a first pitch joint, a second pitch joint and a horizontal rotary joint, through which the adjustable range of the lighting angle and lighting range of the table lamp are increased and conductive wires are hidden inside for increased safety and aesthetics. sex.
It effectively increases the lighting angle and adjustable range of the lighting range of the desk lamp, solves safety hazards and hidden installation of wires, and improves the convenience of use and appearance of the desk lamp.
Smart Images
Figure CN222164665U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of lighting fixtures, and in particular relates to a multi-angle adjustable desk lamp. Background Art
[0002] Table lamps are a type of lamps that are movable. Table lamps generally refer to lamps with a base that are placed on a desk or dining table. Their main function is lighting, which can meet the needs of reading, studying, and working.
[0003] The Chinese utility model patent discloses a multi-angle adjustable desk lamp with application number CN202223293066.3, which includes: a base; a bracket, including a first rod and a second rod, the first rod being vertically arranged on a first surface of the base, the second rod being fixedly connected to a side of the first rod away from the base, the second rod having a first angle with the first surface in a direction away from the lamp housing, and the first angle being less than 90°; a first rotating shaft, fixedly arranged on a side of the second rod close to the base; an adjusting rod, including a third rod, a second rotating shaft and a fourth rod; the third rod being connected to the bracket through the first rotating shaft, and the third rod being connected to the fourth rod through the second rotating shaft; a connecting rotating shaft, fixedly arranged on a side of the fourth rod away from the first rotating shaft; a lamp housing and a light source, the lamp housing being connected to the adjusting rod through the connecting rotating shaft, and the light source being fixedly arranged inside the lamp housing.
[0004] The desk lamp has a plurality of movable joints through the above-mentioned structural design, so as to be adjusted at multiple angles, and has strong ductility and can be applied to different areas of the desk and desks of different heights. However, due to the existence of the second rod body, there is not only a safety hazard of accidental injury, but also it is not convenient for concealed installation of wires, and also affects the folding effect of the desk lamp.
[0005] Therefore, it is necessary to improve the structure of the existing multi-angle adjustable desk lamp and provide a new multi-angle adjustable desk lamp to solve the above problems. Utility Model Content
[0006] The utility model aims to address the deficiencies in the prior art and to provide a multi-angle adjustable desk lamp with reasonable design, beautiful appearance, convenient use, good safety, and adjustable lighting angle and lighting range.
[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0008] A multi-angle adjustable desk lamp comprises a base, a first rod body, a second rod body and a lamp holder, wherein a power supply and a light source are respectively arranged inside the base and the lamp holder, the power supply is electrically connected to the light source through a conductive wire, the upper surface of the base is vertically connected to the lower end of the first rod body, and the lamp holder further comprises a first pitch joint, a second pitch joint and a horizontal rotation joint, one end of the second rod body is connected to the upper end of the first rod body via the first pitch joint so that the pitch angle can be adjusted, one end of the horizontal rotation joint is connected to the other end of the second rod body via the second pitch joint so that the pitch angle can be adjusted, and the other end of the horizontal rotation joint is fixedly connected to an outer wall of one side of the lamp holder, and the conductive wire is sequentially arranged inside the base, the first rod body, the first pitch joint, the second rod body, the second pitch joint, the horizontal rotation joint and the lamp holder.
[0009] Preferably, the first pitch joint comprises a first damping shaft and two first rotating sleeves, the two first rotating sleeves are arranged on the left and right and are coaxially rotatably connected through the first damping shaft, and first connectors are vertically provided on the outer side walls of the two first rotating sleeves and are respectively plugged into the upper end of the first rod body and one end of the second rod body.
[0010] Preferably, the second pitch joint comprises a second damping shaft and two second rotating sleeves, the two second rotating sleeves are arranged on the left and right and are coaxially rotatably connected through the second damping shaft, a second connector is vertically provided on the outer wall of one of the second rotating sleeves and is plugged into the other end of the second rod body, and the outer wall of the other second rotating sleeve is vertically fixedly connected to one end of the horizontal rotating joint.
[0011] Preferably, the horizontal rotating joint includes a third damping shaft and two third rotating sleeves, the two third rotating sleeves are arranged up and down and are coaxially rotatably connected through the third damping shaft, and the outer side walls of the two third rotating sleeves are respectively fixedly connected to the outer side wall of another second rotating sleeve of the second pitch joint and one side outer wall of the lamp head.
[0012] Preferably, the two third rotating sleeves are both N-shaped, wherein one end of one third rotating sleeve away from the third damping shaft is fixedly connected to the outer side wall of the other second rotating sleeve, and the other end of the other third rotating sleeve away from the third damping shaft is fixedly connected to the outer side wall of the lamp holder.
[0013] Preferably, the lamp holder comprises a lamp housing with an opening facing downwards, a buckle is provided on the inner side of the top of the lamp housing, the light source is installed in the lamp housing through the buckle, and an anti-glare grille is provided at the opening of the lamp housing.
[0014] Preferably, the lamp housing is circular in shape.
[0015] Preferably, the shape of the lamp housing is a rectangle or a square with arc transitions at the corners.
[0016] Preferably, a power switch is provided on the front upper surface of the base.
[0017] Preferably, a power cord through hole is provided on the rear side wall of the base.
[0018] Preferably, the base, the first rod body, the second rod body, the first damping shaft, the first rotating sleeve, the second damping shaft, the second rotating sleeve, the third damping shaft, the third rotating sleeve and the lamp housing are all hollow structures.
[0019] Preferably, the outer ends of the first rotating sleeve, the second rotating sleeve and the third rotating sleeve are all detachably connected with end covers.
[0020] Compared with the prior art, the utility model adopts the above technical solution and has the following technical effects:
[0021] The utility model adds a first pitch joint so that one end of the second rod body can be rotatably connected to the upper end of the first rod body through the first pitch joint, so that the second rod body can be rotated relative to the vertically arranged first rod body to adjust the pitch angle of the second rod body, and the pitch angle is greater than 180°, thereby effectively increasing the adjustable range of the lighting angle and lighting range of the desk lamp.
[0022] The utility model adds a second pitch joint and a horizontal rotation joint so that one end of the horizontal rotation joint can be rotatably connected to the other end of the second rod body through the second pitch joint, so that the horizontal rotation joint can be rotated relative to the second rod body to adjust the pitch angle, and the rotation angle is greater than 180°; at the same time, by fixing the outer wall of one side of the lamp head to the other end of the horizontal rotation joint, the lamp head can be horizontally rotated under the action of the horizontal rotation joint, and the rotation angle is greater than 180°, thereby effectively increasing the adjustable range of the lighting angle and lighting range of the desk lamp.
[0023] The utility model arranges the conductive wires in sequence inside the base, the first rod body, the first pitch joint, the second rod body, the second pitch joint, the horizontal rotation joint and the lamp head, so that the conductive wires can be hidden, stored and protected, which is convenient to use, has a protective function and good safety, and the entire table lamp has no exposed conductive wires and has a more beautiful appearance. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following briefly introduces the drawings required for use in the embodiments or the prior art descriptions, and the following description is made with respect to the drawings:
[0025] Figure 1 This is a schematic diagram of the three-dimensional structure of the embodiment 1 of the multi-angle adjustable desk lamp of the utility model;
[0026] Figure 2 This is a half-section structural schematic diagram of Embodiment 1 of the multi-angle adjustable desk lamp of the utility model;
[0027] Figure 3 for Figure 2 A partial enlarged schematic diagram in the middle;
[0028] Figure 4 This is a bottom view schematic diagram of Embodiment 1 of the multi-angle adjustable desk lamp of the utility model;
[0029] Figure 5 This is a schematic diagram of the three-dimensional structure of the second embodiment of the multi-angle adjustable desk lamp of the utility model;
[0030] Figure 6 It is a schematic diagram of the exploded structure of the first pitch joint of the utility model;
[0031] Figure 7 It is a schematic diagram of the exploded structure of the second pitch joint of the utility model.
[0032] In the figure:
[0033] 10. Base; 11. Power supply; 12. Power switch; 13. Power cord hole; 20. First rod body; 30. Second rod body; 40. Lamp holder; 41. Lamp housing; 42. Buckle; 43. Anti-glare grille; 50. First pitch joint; 51. First damping axis; 52. First rotating sleeve; 53. First connector; 60. Second pitch joint; 61. Second damping axis; 62. Second rotating sleeve; 63. Second connector; 70. Horizontal rotating joint; 71. Third damping axis; 72. Third rotating sleeve. DETAILED DESCRIPTION
[0034] The embodiments described below are only some of the embodiments of the present invention and do not represent all the embodiments consistent with the present invention. Now, in conjunction with the accompanying drawings, the exemplary embodiments are described as follows:
[0035] See also Figure 1-7 As shown in FIG. 1 , the multi-angle adjustable desk lamp of the utility model comprises a base 10, a first rod body 20, a second rod body 30 and a lamp head 40. A power source 11 and a light source are respectively arranged inside the base 10 and the lamp head 40. The light source can be an existing technology such as an LED lamp panel. The power source 11 is electrically connected to the light source through a conductive wire. The upper surface of the base 10 is vertically connected to the lower end of the first rod body 20.
[0036] In order to increase the adjustable range of the lighting angle and lighting range of the desk lamp, the utility model also includes a first pitch joint 50, a second pitch joint 60 and a horizontal rotation joint 70. One end of the second rod body 30 is connected to the upper end of the first rod body 20 through the first pitch joint 50 with an adjustable pitch angle, one end of the horizontal rotation joint 70 is connected to the other end of the second rod body 30 through the second pitch joint 60 with an adjustable pitch angle, and the other end of the horizontal rotation joint 70 is fixedly connected to the outer wall of one side of the lamp holder 40.
[0037] In the present embodiment, by adding the first pitch joint 50, one end of the second rod body 30 can be conveniently connected to the upper end of the first rod body 20 by rotation through the first pitch joint 50, so that the second rod body 30 can be rotated relative to the vertically arranged first rod body 20 to adjust the pitch angle of the second rod body 30, and the pitch angle is greater than 180°; by adding the second pitch joint 60 and the horizontal rotation joint 70, one end of the horizontal rotation joint 70 can be conveniently connected to the other end of the second rod body 30 by rotation through the second pitch joint 60, so that the horizontal rotation joint 70 can be rotated relative to the second rod body 30 to adjust the pitch angle, and the rotation angle is greater than 180°; at the same time, by fixing the outer wall of one side of the lamp head 40 to the other end of the horizontal rotation joint 70, the lamp head 40 can be horizontally rotated under the action of the horizontal rotation joint 70, and the rotation angle is greater than 180°; therefore, by adding the first pitch joint 50, the second pitch joint 60 and the horizontal rotation joint 70, the adjustable range of the lighting angle and lighting range of the desk lamp can be effectively increased.
[0038] Example 1
[0039] See also Figure 1-4 As shown in one of the figures, based on the above structure, preferably, the lamp holder 40 includes a lamp housing 41 with an opening facing downward, and the shape of the lamp housing 41 is a rectangle with arc transitions at the corners. A buckle 42 is provided on the inner side of the top of the lamp housing 41, and the light source is installed in the lamp housing 41 through the buckle 42. An anti-glare grille 43 is provided at the opening of the lamp housing 41.
[0040] In this embodiment, the buckle 42 is provided to facilitate the installation or replacement of the light source, and the anti-glare grille 43 is provided to achieve the purpose of anti-glare by utilizing the anti-glare grille 43 in the prior art, such as a fish-scale mesh structure.
[0041] Example 2
[0042] See also Figure 5 As shown, compared with the embodiment 1, the difference of this embodiment is that the shape of the lamp housing 41 is circular.
[0043] It should be noted that the shape of the lamp housing 41 may also be a square with arc transitions at the corners.
[0044] See also Figure 2 As shown, as a preferred embodiment, based on the structure of the above-mentioned embodiment 1 or embodiment 2, preferably, a power switch 12 is provided on the front upper surface of the base 10; and a power cord through hole 13 is opened on the rear side wall of the base 10 for the power cord to pass through and connect to the mains.
[0045] See also Figure 2 As shown, as a preferred embodiment, based on the structure of the above-mentioned embodiment 1 or embodiment 2, preferably, the conductive wire passes through and is built into the base 10, the first rod body 20, the first pitch joint 50, the second rod body 30, the second pitch joint 60, the horizontal rotation joint 70 and the lamp head 40 in sequence.
[0046] In this embodiment, by arranging the conductive wires in sequence inside the base 10, the first rod body 20, the first pitch joint 50, the second rod body 30, the second pitch joint 60, the horizontal rotation joint 70 and the lamp head 40, not only can the conductive wires be hidden, stored and protected, making it convenient to use, having a protective function and good safety, but also the entire desk lamp can be free of exposed conductive wires and have a more beautiful appearance.
[0047] See also Figure 6 As shown, as a preferred embodiment, based on the structure of the above-mentioned embodiment 1 or embodiment 2, preferably, the first pitch joint 50 includes a first damping shaft 51 and two first rotating sleeves 52, the two first rotating sleeves 52 are arranged on the left and right and are coaxially rotatably connected through the first damping shaft 51, and the outer side walls of the two first rotating sleeves 52 are vertically provided with first connecting plugs 53, which are respectively plugged into the upper end of the first rod body 20 and one end of the second rod body 30.
[0048] See also Figure 7 As shown, as a preferred embodiment, based on the structure of the above-mentioned embodiment 1 or embodiment 2, preferably, the second pitch joint 60 includes a second damping shaft 61 and two second rotating sleeves 62, the two second rotating sleeves 62 are arranged on the left and right and are coaxially rotatably connected through the second damping shaft 61, a second connector 63 is vertically provided on the outer wall of one of the second rotating sleeves 62 and is plugged into the other end of the second rod body 30, and the outer wall of the other second rotating sleeve 62 is vertically fixedly connected to one end of the horizontal rotating joint 70.
[0049] See also Figure 1 or Figure 7As shown, as a preferred embodiment, based on the structure of the above-mentioned embodiment 1 or embodiment 2, preferably, the horizontal rotating joint 70 includes a third damping shaft 71 and two third rotating sleeves 72, the two third rotating sleeves 72 are arranged up and down and are coaxially rotatably connected through the third damping shaft 71, and the outer side walls of the two third rotating sleeves 72 are respectively fixedly connected to the outer side wall of the other second rotating sleeve 62 of the second pitch joint 60 and the outer side wall of the lamp holder 40.
[0050] On the basis of the above structure, preferably, the structures of the first rotating sleeve 52 and the second rotating sleeve 62 are the same, both including a sleeve and a flange arranged inside the sleeve; the structures of the first damping shaft 51, the second damping shaft 61 and the third damping shaft 71 are the same, both including a hollow shaft and two damping disks rotatably arranged at both ends of the hollow shaft, and the damping disks are connected to the corresponding flanges by screws.
[0051] On the basis of the above structure, preferably, the outer ends of the first rotating sleeve 52, the second rotating sleeve 62 and the third rotating sleeve 72 are all detachably connected with end covers.
[0052] On the basis of the above structure, preferably, the two third rotating sleeves 72 are both in an N-shape, wherein one end of one third rotating sleeve 72 away from the third damping shaft 71 is fixedly connected to the outer wall of the other second rotating sleeve 62 as a whole, and the other end of the other third rotating sleeve 72 away from the third damping shaft 71 is fixedly connected to the outer wall of one side of the lamp holder 40 as a whole.
[0053] Based on the above structure, preferably, the base 10, the first rod body 20, the first connector 53, the first rotating sleeve 52, the first damping shaft 51, the second rod body 30, the second connector 63, the second rotating sleeve 62, the second damping shaft 61, the third rotating sleeve 72, the third damping shaft 71 and the lamp housing 41 are all hollow structures, and are interconnected to form an internal channel for passing the conductive wire.
[0054] The above are only preferred specific embodiments of the utility model and are not intended to limit the protection scope of the utility model; any equivalent changes, modifications, substitutions and variations made by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the protection scope determined by the claims.
Claims
1. A multi-angle adjustable desk lamp, comprising a base, a first rod, a second rod and a lamp cap, wherein a power supply and a light source are respectively provided inside the base and the lamp cap, the power supply is electrically connected to the light source through a conductive wire, and the upper surface of the base is vertically connected to the lower end of the first rod, characterized in that: It also includes a first pitch joint, a second pitch joint and a horizontal rotation joint, one end of the second rod body is connected to the upper end of the first rod body through the first pitch joint so that the pitch angle can be adjusted, one end of the horizontal rotation joint is connected to the other end of the second rod body through the second pitch joint so that the pitch angle can be adjusted, and the other end of the horizontal rotation joint is fixedly connected to an outer wall of one side of the lamp holder, and the conductive wire is sequentially arranged inside the base, the first rod body, the first pitch joint, the second rod body, the second pitch joint, the horizontal rotation joint and the lamp holder.
2. The multi-angle adjustable desk lamp according to claim 1, characterized in that: The first pitch joint includes a first damping shaft and two first rotating sleeves, the two first rotating sleeves are arranged on the left and right and are coaxially rotatably connected through the first damping shaft, and first connectors are vertically provided on the outer side walls of the two first rotating sleeves and are respectively plugged into the upper end of the first rod body and one end of the second rod body.
3. The multi-angle adjustable desk lamp according to claim 1, characterized in that: The second pitch joint includes a second damping shaft and two second rotating sleeves, which are arranged on the left and right and are coaxially rotatably connected through the second damping shaft. A second connector is vertically provided on the outer wall of one of the second rotating sleeves and is plugged into the other end of the second rod body, and the outer wall of the other second rotating sleeve is vertically fixedly connected to one end of the horizontal rotating joint.
4. The multi-angle adjustable desk lamp according to claim 1, characterized in that: The horizontal rotating joint includes a third damping shaft and two third rotating sleeves. The two third rotating sleeves are arranged up and down and are coaxially rotatably connected through the third damping shaft. The outer side walls of the two third rotating sleeves are respectively fixedly connected to the outer side wall of another second rotating sleeve of the second pitch joint and one side outer wall of the lamp holder.
5. The multi-angle adjustable desk lamp according to claim 4, characterized in that: The two third rotating sleeves are both N-shaped, wherein one end of one third rotating sleeve away from the third damping shaft is fixedly connected to the outer side wall of the other second rotating sleeve, and the other end of the other third rotating sleeve away from the third damping shaft is fixedly connected to the outer side wall of the lamp holder.
6. The multi-angle adjustable desk lamp according to claim 1, characterized in that: The lamp holder comprises a lamp housing with an opening facing downwards, a buckle is arranged on the inner side of the top of the lamp housing, the light source is installed in the lamp housing through the buckle, and an anti-glare grille is arranged at the opening of the lamp housing.
7. The multi-angle adjustable desk lamp according to claim 6, characterized in that: The shape of the lamp housing is circular.
8. The multi-angle adjustable desk lamp according to claim 6, characterized in that: The shape of the lamp housing is a rectangle or a square with arc transitions at the corners.
9. The multi-angle adjustable desk lamp according to claim 1, characterized in that: A power switch is arranged on the front upper surface of the base.
10. The multi-angle adjustable desk lamp according to claim 1, characterized in that: A power line through hole is arranged on the rear side wall of the base.