Anti-glare desk lamp

Abstract

The utility model belongs to the technical field of desk lamp, especially involve a kind of anti-dazzle desk lamp, it includes base, lamp stem and lamp head, the lower end of lamp stem is rotatably connected with base by first pitch joint, the upper end of lamp stem is rotatably connected with lamp head by second pitch joint, lamp head includes lamp shell, diffusion plate, anti-dazzle grid and the lamp panel of LED lamp pearl, the lamp shell is three open and big upside down U character structure of little down, the inner wall of lamp shell is equipped with the first support frame and second support frame of spacing distribution and along left and right direction extension, lamp panel and anti-dazzle grid are respectively slidably supported on first support frame and second support frame, diffusion plate is stacked and arranged in the upper of anti-dazzle grid, two end plates are respectively detachably installed in the left and right two end openings of lamp shell.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of desk lamp, especially a kind of anti-glare desk lamp. BACKGROUND

[0002] Desk lamp is widely used in people's daily learning, office and home lighting scene as local lighting lamp, and in order to avoid light directly irradiates or after reflecting on the surface of table and other objects into human eye, strong light will exceed the comfortable range of human eye and lead to visual fatigue and distraction, so developing and designing desk lamp with anti-glare function gradually become the development trend of industry.

[0003] At present, the common anti-glare desk lamp on market usually includes base, lamp stem and lamp head, the lamp head includes lamp shell with only lower end opening, lamp panel, diffusion plate and anti-glare grid are sequentially stacked in lamp shell from top to bottom, and are fixedly connected into one by screw.However, the lamp head of this structure needs to be disassembled and assembled as a whole, it is inconvenient to take out or clean lamp panel or diffusion plate separately, maintenance convenience is poor, and it is also inconvenient to control the relative distance between lamp panel and diffusion plate, which affects light diffusion effect.Therefore, it is necessary to improve the structure of existing desk lamp, provide anti-glare desk lamp with good anti-glare effect, convenient disassembly and maintenance of lamp head, to solve the above problems existing in prior art. CONTENT OF UTILITY MODEL

[0004] The utility model aims at the deficiency existing in prior art, provide a kind of anti-glare desk lamp with reasonable design, simple structure, pitch adjustment function, good anti-glare effect, convenient disassembly and maintenance of lamp head.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An anti-glare desk lamp, it includes base, lamp stem and lamp head, the lower end of lamp stem is rotatably connected with base by first pitch joint, the upper end of lamp stem is rotatably connected with lamp head by second pitch joint, the lamp head includes lamp shell, diffusion plate, anti-glare grid and lamp panel with LED lamp bead, the lamp shell is inverted U-shaped structure with three open sides, and the upper side is smaller than the lower side, first support frame and second support frame are distributed with upper and lower spacing and extend along left and right direction on the inner wall of lamp shell, lamp panel and anti-glare grid are respectively slidably supported on first support frame and second support frame, diffusion plate is stacked on anti-glare grid, two end plates are respectively detachably installed at the left and right end openings of lamp shell.

[0007] As preferred, two end plates both include vertical plate matched with left and right end openings of lamp shell.

[0008] As preferred, a plurality of first threaded holes for respectively screwing first support frame and reinforcing plate are formed in vertical plate.

[0009] As preferred, the lower end inner wall of one of the end plates is further provided with a horizontally extending part for slidingly supporting on the second support frame, the horizontally extending part is provided with a joint mounting seat for mounting the second tilt joint, and the end of the horizontally extending part away from the vertical plate is further provided with a limiting plate.

[0010] As preferred, the second tilt joint comprises a second damping shaft and a second rotating sleeve, the second damping shaft is a character-shaped damping rotating shaft, the two ends of the second damping shaft are connected with the joint mounting seat and the second rotating sleeve through screws respectively, and the outer side wall of the second rotating sleeve is provided with a second connector for plugging with the upper end of the lamp pole.

[0011] As preferred, the first tilt joint comprises a first damping shaft and two first rotating sleeves, the two first rotating sleeves are arranged left and right and coaxially connected through the first damping shaft, and the outer side walls of the two first rotating sleeves are both provided with a first connector for plugging with the upper surface of the base and the lower end of the lamp pole respectively.

[0012] As preferred, the upper end of the lamp shell is fixedly connected with a reinforcing plate on the inner walls of the front and rear sides.

[0013] As preferred, the left and right ends of the reinforcing plate are both provided with a second threaded hole for threadedly connecting with the end plate.

[0014] As preferred, the left and right ends of the first support frame are both provided with a third threaded hole for threadedly connecting with the end plate.

[0015] As preferred, the upper space of the two horizontal plates is provided with a heat dissipation plate, and the front and rear ends of the heat dissipation plate are fixedly connected to the inner walls of the front and rear sides of the lamp shell respectively.

[0016] As preferred, the left and right ends of the lamp shell are respectively provided with two decorative plates, and the two decorative plates are arranged on the outer sides away from each other of the two end plates.

[0017] As preferred, the first support frame comprises two inclined plates in a splayed distribution, the upper ends of the two inclined plates are correspondingly provided with two horizontal plates, the ends of the two horizontal plates away from each other are fixedly connected to the inner walls of the front and rear sides of the lamp shell respectively, and the lower ends of the two inclined plates are fixedly connected to the inner walls of the front and rear sides of the lamp shell respectively.

[0018] As preferred, the second support frame comprises two support plates in a horizontal distribution, the two support plates are correspondingly arranged and fixedly connected to the inner walls of the front and rear sides of the lamp shell respectively.

[0019] The above technical scheme is adopted in the utility model, and the following technical effects are achieved.

[0020] The utility model discloses a lamp shell is set to three open mouth and the big inverted U character structure of little down, and be equipped with the first support frame and second support frame of the upper and lower interval distribution and along the left and right direction extension on the inner wall of lamp shell, make it can insert the lamp panel from the any opening of the left and right two ends of lamp shell and slide and support on the first support frame, and can insert the anti -dazzle grid from the any opening of the left and right two ends of lamp shell and slide and support on the second support frame, then also can stack the diffusion plate on the upper surface of anti -dazzle grid, in this process, still can utilize the structural features of little down of lamp shell, carry out longitudinal spacing to lamp panel, diffusion plate and anti -dazzle grid, thereby can avoid the longitudinal displacement of each component, after installing, adopt screw and the like fastener and lock the left and right two ends of first support frame and reinforcing plate, so as to close the left and right two ends opening of lamp shell, and the end plate plays the left and right direction spacing function simultaneously.

[0021] The utility model discloses a first pitch joint is set up, make lamp pole can be pitch to the rotation of base, and through the second pitch joint is set up, make the lamp head can be pitch to the rotation of lamp pole, thereby effectively increased the adjustable range of desk lamp illumination angle and illumination range.

[0022] The utility model discloses the anti -dazzle grid is set up, make desk lamp can prevent light direct entry into the eye of person in the process of using or adjusting the light direction of lamp body, thereby avoid the eye to be wounded, and the anti -dazzle effect is good. ACCURACY OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the drawing needed to use in the embodiment or prior art description simple introduction, now to the drawing will be as follows:

[0024] Figure 1 It is the perspective structure schematic diagram of one angle of the utility model;

[0025] Figure 2 It is the perspective structure schematic diagram of another angle of the utility model;

[0026] Figure 3 It is the section structure schematic diagram of the utility model;

[0027] Figure 4 It is the explosion schematic diagram of one angle of the lamp head of the utility model;

[0028] Figure 5 It is the explosion schematic diagram of another angle of the lamp head of the utility model;

[0029] Figure 6 It is the three-dimensional structure schematic view of one end plate of the utility model;

[0030] Figure 7 It is the three-dimensional structure schematic view of second rotating sleeve and second connector of the utility model;

[0031] In the drawing,

[0032] 10, base; 20, lamp pole; 30, lamp head; 31, lamp shell; 32, lamp plate; 33, diffusion plate; 34, anti-dazzle grid; 35, end plate; 351, vertical plate; 352, first threaded hole; 353, horizontal extension; 354, connector mounting seat; 355, limiting plate; 36, reinforcing plate; 37, second threaded hole; 38, decorative plate; 40, first pitch connector; 41, first damping shaft; 42, first rotating sleeve; 43, first connector; 50, second pitch connector; 51, second damping shaft; 52, second rotating sleeve; 53, second connector; 60, first support frame; 61, inclined plane plate; 62, horizontal plate; 63, third threaded hole; 64, heat dissipation plate; 70, second support frame; 71, support plate. DETAILED DESCRIPTION

[0033] The embodiments described below are only a part of the embodiments of the utility model, and do not represent all the embodiments consistent with the utility model. Now, the exemplary embodiments are described as follows in combination with the drawings:

[0034] Referring to Figures 1-7 The anti-glare desk lamp of the utility model, it includes base 10, lamp pole 20 and lamp head 30, the lower end of lamp pole 20 is rotatably connected with base 10 through first pitch connector 40, the upper end of lamp pole 20 is rotatably connected with lamp head 30 through second pitch connector 50, lamp head 30 includes lamp plate 32, diffusion plate 33, anti-dazzle grid 34 and the lamp shell 31 with LED lamp pearl, lamp shell 31 is three-side opening and the upside-down U character structure of big down small, the inner wall of lamp shell 31 is equipped with first support frame 60 and second support frame 70 that distribute and extend along left and right direction with up and down spacing, lamp plate 32 and anti-dazzle grid 34 are respectively slidably supported on first support frame 60 and second support frame 70, diffusion plate 33 is stacked on the upper surface of anti-dazzle grid 34, and two end plates 35 are respectively detachably installed at the left and right end openings of lamp shell 31.

[0035] In the embodiment, by setting the lamp shell 31 as a upside-down U-shaped structure with three open sides and a small upper end and a large lower end, and setting the first support frame 60 and the second support frame 70 on the inner wall of the lamp shell 31 and distributed with a spacing in the up-down direction and extending in the left-right direction, the lamp panel 32 can be inserted into the lamp shell 31 from any opening at the left or right end of the lamp shell 31 and supported on the first support frame 60, and the anti-dazzle grille 34 can be inserted into the lamp shell 31 from any opening at the left or right end of the lamp shell 31 and supported on the second support frame 70, and then the diffusion plate 33 can be stacked on the upper surface of the anti-dazzle grille 34; in this process, the lamp panel 32, the diffusion plate 33 and the anti-dazzle grille 34 can be longitudinally limited by the structure characteristics of the small upper end and the large lower end of the lamp shell 31, so that longitudinal displacement of each component can be avoided, and after installation, the two end plates 35 are locked and fixed on the left and right ends of the first support frame 60 and the reinforcing plate 36 by using screws and other fasteners, so that the openings at the left and right ends of the lamp shell 31 are closed, and the end plates 35 simultaneously play a left-right direction limiting role. Compared with the traditional table lamp, the lamp panel 32, the diffusion plate 33 and the anti-dazzle grille 34 are convenient to take out or clean separately, and the maintenance and replacement are convenient, and it is also convenient to control the relative distance between the lamp panel 32 and the diffusion plate 33 to ensure the light diffusion effect.

[0036] As a preferred embodiment, on the basis of the above structure, preferably, the two end plates 35 each include a vertical plate 351 matched with the opening at the left or right end of the lamp shell 31.

[0037] In the embodiment, by setting the vertical plate 351, the opening at the left or right end of the lamp shell 31 can be closed, and the lamp panel 32 can be limited in the left-right direction, and the other end plate 35 can also limit the diffusion plate 33 and the anti-dazzle grille 34 in the left-right direction, so that displacement of each component in the left-right direction is avoided.

[0038] As a preferred embodiment, on the basis of the above structure, preferably, a plurality of first threaded holes 352 are formed in the vertical plate 351 for respectively threadedly connecting the first support frame 60 and the reinforcing plate 36, so that the end plate 35 is conveniently detachably mounted by using screws.

[0039] As a preferred embodiment, on the basis of the above structure, preferably, a horizontal extension 353 is further provided on the lower end inner side wall of one of the end plates 35 for being supported on the second support frame 70, a joint mounting seat 354 for mounting the second pitch joint 50 is provided on the horizontal extension 353, and a limiting plate 355 is further provided at the end of the horizontal extension 353 away from the vertical plate 351.

[0040] In the embodiment, the horizontal extension 353 is arranged to be slidably supported on the second support frame 70 for transmission, and a joint mounting seat 354 is arranged on the horizontal extension 353 to facilitate installation of the second tilt joint 50, so that the second tilt joint 50 can be used to realize the tilt rotation of the lamp head 30 relative to the lamp pole 20; and the limiting plate 355 is arranged to limit the left-right direction of the diffusion plate 33 and the anti-dazzle grille 34.

[0041] As a preferred embodiment, based on the above structure, preferably, the first support frame 60 includes two inclined plates 61 in a spread-eagle shape, and two horizontal plates 62 are arranged at the upper ends of the two inclined plates 61, and the ends of the two horizontal plates 62 away from each other are fixedly connected to the inner walls of the front and rear sides of the lamp housing 31, and the lower ends of the two inclined plates 61 are fixedly connected to the inner walls of the front and rear sides of the lamp housing 31.

[0042] In the embodiment, the inclined plate 61 and the horizontal plate 62 are arranged to be fixedly connected to the inner walls of the lamp housing 31 to form a stable tripod structure, which has good support stability, so that not only the upper surface of the horizontal plate 62 can be used to slidably support the lower surface of the lamp plate 32 on the front and rear sides, but also the inclined plate 61 can be made of a light guide material to serve as a light guide plate to guide light.

[0043] As a preferred embodiment, based on the above structure, preferably, the first support frame 60 is provided with two third threaded holes 63 at the left and right ends, respectively, and the two end plates 35 are detachably connected to the two third threaded holes 63 through screws.

[0044] Based on the above structure, preferably, the third threaded hole 63 is arranged near the intersection of the inclined plate 61 and the horizontal plate 62.

[0045] As a preferred embodiment, based on the above structure, preferably, a heat dissipation plate 64 is arranged at the upper space of the two horizontal plates 62, and the front and rear ends of the heat dissipation plate 64 are fixedly connected to the inner walls of the front and rear sides of the lamp housing 31.

[0046] Based on the above structure, preferably, the lower surface of the heat dissipation plate 64 is slidably attached to the upper surface of the lamp plate 32, thereby improving the heat dissipation effect.

[0047] As a preferred embodiment, based on the above structure, preferably, the second support frame 70 includes two support plates 71 arranged in a horizontal manner, and the two support plates 71 are correspondingly arranged and fixedly connected to the inner walls of the front and rear sides of the lamp housing 31.

[0048] As a preferred implementation, on the basis of the above structure, preferably, the first tilt joint 40 comprises a first damping shaft 41 and two first rotating sleeves 42, the two first rotating sleeves 42 are arranged left and right and coaxially connected through the first damping shaft 41, and the outer side walls of the two first rotating sleeves 42 are each provided with a first plug-in connector 43 for plugging with the upper surface of the base 10 and the lower end of the lamp pole 20, respectively.

[0049] In this embodiment, the first tilt joint 40 is provided, so that the lamp pole 20 can be tilted relative to the base 10, thereby effectively increasing the adjustable range of the desk lamp illumination angle and illumination range.

[0050] As a preferred implementation, on the basis of the above structure, preferably, the second tilt joint 50 comprises a second damping shaft 51 and a second rotating sleeve 52, the second damping shaft 51 is a character-shaped damping shaft, the two ends of the second damping shaft 51 are respectively connected with the joint mounting seat 354 and the second rotating sleeve 52 through screws, and the outer side wall of the second rotating sleeve 52 is provided with a second plug-in connector 53 for plugging with the upper end of the lamp pole 20.

[0051] In this embodiment, the second tilt joint 50 is provided, so that the lamp head 30 can be tilted relative to the lamp pole 20, thereby effectively increasing the adjustable range of the desk lamp illumination angle and illumination range.

[0052] As a preferred implementation, on the basis of the above structure, preferably, the upper end of the lamp shell 31 is fixedly connected with a reinforcing plate 36 on the inner walls of the front and rear sides.

[0053] In this embodiment, the reinforcing plate 36 is provided, which can strengthen the structural strength of the upper part of the lamp shell 31 and prevent deformation.

[0054] As a preferred implementation, on the basis of the above structure, preferably, the left and right ends of the reinforcing plate 36 are respectively provided with two second threaded holes 37, and the two end plates 35 are respectively detachably connected with the two second threaded holes 37 through screws.

[0055] As a preferred implementation, on the basis of the above structure, preferably, the left and right ends of the lamp shell 31 are respectively provided with two decorative plates 38, and the two decorative plates 38 are respectively arranged on the outer sides away from each other of the two end plates 35.

[0056] In this embodiment, the decorative plate 38 is provided, which can be fixed by conventional means such as adhesive paste, so as to be able to shield the outer side wall structure of the end plate 35 and the screws thereon, and play a role in beautifying the appearance of the lamp head 30.

[0057] The above is only a preferred embodiment of the present application, and does not limit the scope of protection of the present application; any equivalent changes, modifications, replacements and variations made by logical analysis, reasoning or limited experiments on the basis of the prior art according to the concept of the present application should be within the protection scope determined by the claims.

Claims

1. An anti-glare desk lamp, comprising a base (10), a lamp post (20), and a lamp head (30), wherein the lower end of the lamp post (20) is rotatably connected to the base (10) via a first tilt joint (40), and the upper end of the lamp post (20) is rotatably connected to the lamp head (30) via a second tilt joint (50), wherein the lamp head (30) comprises a lamp housing (31), a diffuser plate (33), an anti-glare grille (34), and a lamp plate (32) with LED beads, characterized in that: The lamp housing (31) is an inverted U-shaped structure with three openings and a smaller top and larger bottom. The inner wall of the lamp housing (31) is provided with a first support frame (60) and a second support frame (70) with vertical spacing and extending in the left and right directions. The lamp plate (32) and the anti-glare grille (34) are slidably supported on the first support frame (60) and the second support frame (70) respectively. The diffuser plate (33) is stacked on the anti-glare grille (34). Two end plates (35) can be detachably installed at the openings at the left and right ends of the lamp housing (31).

2. The anti-glare desk lamp according to claim 1, characterized in that: Both end plates (35) include upright plates (351) that are adapted to the openings at the left and right ends of the lamp housing (31); the upright plates (351) are provided with a plurality of first threaded holes (352).

3. The anti-glare desk lamp according to claim 2, characterized in that: One of the end plates (35) is provided with a horizontal extension (353) on the inner side wall of the lower end for sliding support on the second support frame (70). The horizontal extension (353) is provided with a joint mounting seat (354) for installing the second pitch joint (50). The end of the horizontal extension (353) away from the vertical plate (351) is also provided with a limiting plate (355).

4. The anti-glare desk lamp according to claim 3, characterized in that: The second pitch connector (50) includes a second damping shaft (51) and a second rotating sleeve (52). The second damping shaft (51) is a straight damping shaft. The two ends of the second damping shaft (51) are connected to the connector mounting base (354) and the second rotating sleeve (52) respectively by screws. The outer side wall of the second rotating sleeve (52) is provided with a second connector (53) which is inserted into the upper end of the lamp post (20).

5. The anti-glare desk lamp according to claim 1, characterized in that: The first pitch connector (40) includes a first damping shaft (41) and two first rotating sleeves (42). The two first rotating sleeves (42) are arranged on the left and right and are connected to each other on the same axis through the first damping shaft (41). The outer side walls of the two first rotating sleeves (42) are provided with first connectors (43) that are respectively inserted into the upper surface of the base (10) and the lower end of the lamp post (20).

6. The anti-glare desk lamp according to claim 1, characterized in that: The upper end of the lamp housing (31) is fixedly connected to the inner walls of the front and rear sides with reinforcing plates (36); the left and right ends of the reinforcing plates (36) are provided with second threaded holes (37) for threaded connection of end plates (35).

7. The anti-glare desk lamp according to claim 1, characterized in that: The lamp housing (31) is provided with two decorative panels (38) at its left and right ends respectively, and the two decorative panels (38) are respectively located on the outer sides of the two end plates (35) that are far apart from each other.

8. The anti-glare desk lamp according to claim 1, characterized in that: The first support frame (60) includes two inclined panels (61) arranged in a figure-eight shape. The upper ends of the two inclined panels (61) are provided with two horizontal plates (62). The ends of the two horizontal plates (62) that are far apart from each other are fixedly connected to the inner walls of the front and rear sides of the lamp housing (31). The lower ends of the two inclined panels (61) are fixedly connected to the inner walls of the front and rear sides of the lamp housing (31).

9. The anti-glare desk lamp according to claim 8, characterized in that: The first support frame (60) has a third threaded hole (63) for threaded connection of the end plate (35) at both the left and right ends; a heat sink (64) is provided above the two horizontal plates (62), and the front and rear ends of the heat sink (64) are fixedly connected to the inner walls of the front and rear sides of the lamp housing (31).

10. The anti-glare desk lamp according to claim 1, characterized in that: The second support frame (70) includes two horizontally distributed support plates (71), which are respectively fixedly connected to the inner walls of the front and rear sides of the lamp housing (31).

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