JP3180371U - Light emitting diode desk lamp - Google Patents

Abstract

Provided is a light-emitting diode table lamp in which light rays of projection are not large, a wire is not short-circuited, and an irradiation angle can be easily adjusted.
A pedestal 10 having a standing rod 11A, the standing rod 11A has an arc shape, has two conductive pieces 111, and a groove 112 is provided between the two conductive pieces 111; The slide plate 20 having the accommodating portion 21, the conductive plate 41 fixed to the slide plate 20, and the conductive slide block 41. The conductive slide block 41 has two conductors 42, and the two conductors 42 are conductive localization balls 421. A conductive cylinder 422 and a spring 423, the conductive cylinder 422 is provided in at least one conductive table 40 having a pressing groove 424, and the accommodating portion 21 of the slide plate 20. And a light emitting diode light source 50 which is electrically connected.
[Selection] Figure 2A

Description

  The present invention relates to a desk lamp, and more particularly, to a light-emitting diode desk lamp capable of adjusting an irradiation angle.

  A desk lamp is an important facility for reading books and studying. A good desk lamp can provide uniform illumination. With a good desk lamp, learners can study with peace of mind and eyes will not get tired. Conventional desk lamps use fluorescent lights. Fluorescent lamps are widely used by the public because of their low electricity consumption and high luminous intensity. However, since the fluorescent lamp is sensitive to a change in voltage, it is easy to burn when the voltage is unstable, and the user's eyes are easily fatigued.

  In addition, since the illumination range of the desk lamp is narrow and the irradiation angle required for users having different heights differs, the function of adjusting the irradiation angle is one of the essential functions of the desk lamp. In order to be able to adjust the illumination angle of the desk lamp, the lighting device of the desk lamp is connected to the end of a lever mechanism or a foldable hose.

  However, according to the above two methods, if the desk lamp is used for a long period of time, there is a phenomenon that the adjusted position can not be held well, and the wires in the structure are frequently folded, There is a possibility that the electric wire is short-circuited.

  The main object of the present invention is to provide a light-emitting diode desk lamp that does not emit light, does not short-circuit electric wires, and can easily adjust the irradiation angle.

  According to the light-emitting diode desk lamp of the present invention, the standing rod 11 </ b> A has an arc shape, has two conductive pieces 111, and a groove 112 is provided between the two conductive pieces 111. The pedestal 10 provided, the slide plate 20 having the accommodating portion 21, the conductive plate 41 fixed to the slide plate 20, and the conductive slide block 41. The conductive slide block 41 has two conductors 42, and the two conductors 42. Are provided so as to correspond to the two conductive pieces 111, and the two conductors 42 each have a conductive localization ball 421, a conductive cylinder 422, and a spring 423, and the conductive cylinder 422 has a pressing groove 424. The conductive localization ball 421 is inserted into the pressing groove 424 via the spring 423, and the conductive slide block 41 is slidably inserted into the groove 112. 1 includes at least one conductive table 40 that contacts two conductive pieces 111 and a light-emitting diode light source 50 that is provided in the accommodating portion 21 of the slide plate 20 and is electrically connected to the two conductors 42. Features.

  According to the light-emitting diode table lamp of the present invention, the light-emitting diode light source 50 and the two conductors 42 are electrically connected by the two-core wire 70, and the slide plate 20 has the wire groove 22 that accommodates the two-core wire 70. The wire groove 22 is covered by a cover 80 attached to the slide plate 20.

  According to the light-emitting diode desk lamp of the present invention, the cover 80 has an opening 82 through which the conductive slide block 41 is inserted, and at least one conductive base 40 has an electric wire notch 43 through which the two-core wire 70 is inserted. It is characterized by.

  According to the light-emitting diode desk lamp of the present invention, it further includes a fixed piece 30. The fixed piece 30 is fixed to the slide plate 20 and has a slide column 31 having a mushroom shape, and the slide column 31 slides in the groove 112. The cover 80 can be put in, and the cover 80 has an opening 81 through which the slide column 31 is inserted.

  According to the light-emitting diode desk of the present invention, the pedestal 10 is provided with a DC power outlet 13, and the DC power outlet 13 is electrically connected to two conductive pieces 111.

  According to the light-emitting diode table lamp of the present invention, at least one conductive base 40 has a fastening hole 401, the fixing piece 30 has a fastening hole 301, and the two screws 60 are inserted through the fastening holes 301 and 401, respectively. The slide plate 20 is fastened.

  According to the light-emitting diode table lamp of the present invention, the slide plate 20 has the heat radiating piece 99 that covers the housing portion 21, and the heat radiating piece 99 is attached to the slide plate 20 and has a plurality of heat radiating holes 991. The plurality of heat radiation holes 991 are affixed to the light emitting diode light source 50.

  According to the light-emitting diode desk lamp of the present invention, the standing rod is further extended to form a circular standing rod (11B).

  According to the light-emitting diode desk lamp of the present invention, there is an effect that projection light is not radiated, electric wires are not short-circuited, and an irradiation angle can be easily adjusted.

It is a perspective view which shows Example 1 of this invention. It is a disassembled perspective view which shows the structure of Example 1 of this invention. It is an enlarged view which shows a part of FIG. 2A. It is a side view which shows the structure of Example 1 of this invention. It is a schematic diagram which shows the structure of the electroconductive stand of this invention. It is a schematic diagram which shows the state which adjusts the illumination angle of Example 1 of this invention. It is a schematic diagram which shows Example 2 of this invention. It is a schematic diagram which shows Example 3 of this invention. It is a schematic diagram which shows Example 4 of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

Example 1
Please refer to FIG. 1, FIG. 2A, FIG. 2B and FIG. 1 is a perspective view showing a first embodiment of the present invention, FIG. 2A is an exploded perspective view showing a configuration of the first embodiment of the present invention, FIG. 2B is an enlarged view showing a part of FIG. 2A, FIG. 3 is a side view showing the configuration of the first embodiment of the present invention. The light-emitting diode desk of the present embodiment includes a base 10, a slide plate 20, a fixed piece 30, at least one conductive base 40, and a light-emitting diode light source 50. The pedestal 10 has a standing rod 11A. The standing rod 11 </ b> A has an arc shape, has two conductive pieces 111, and a groove 112 is provided between the two conductive pieces 111. The slide plate 20 has a storage portion 21. As shown in FIG. 2A, the fixed piece 30 has a slide column 31 that is fixed to the slide plate 20 and has a mushroom shape. At least one conductive table 40 is fixed to the slide plate 20 and has a conductive slide block 41. The conductive slide block 41 has two conductors 42. The two conductors 42 are provided so as to correspond to the two conductive pieces 111. The two conductors 42 each have a conductive localization ball 421, a conductive cylinder 422, and a spring 423. The conductive cylinder 422 has a pressing groove 424. The conductive localization ball 421 is inserted into the pressing groove 424 through the spring 423. At least one conductive base 40 has a fastening hole 401, and the fixing piece 30 has a fastening hole 301. The two screws 60 are fastened to the slide plate 20 through the fastening holes 301 and 401, respectively. If necessary, an adhesive tape may be used. If it does so, the malfunction that the screw | thread 60 will loosen can be prevented.

  Please refer to FIG. FIG. 4 is a schematic diagram showing the configuration of the conductive table 40 of the present invention. The conductive slide block 41 is slidably installed in the groove 112. The two conductive localization balls 421 are in contact with the two conductive pieces 111. The light emitting diode light source 50 is provided in the accommodating portion 21 of the slide plate 20 and is electrically connected to the two conductors 42 (conductive cylinder 422). The two-core wire 70 electrically connects the light-emitting diode light source 50 and the two conductors 42. The slide plate 20 has a wire groove 22 that accommodates the two-core wire 70. The wire groove 22 is covered by a cover 80 attached to the slide plate 20. The cover 80 has an opening 81 through which the slide column 31 is inserted and an opening 82 through which the conductive slide block 41 is inserted. At least one conductive base 40 has a wire cutout 43 through which the two-core wire 70 is inserted.

  Further, as shown in FIGS. 1 and 2A, the pedestal 10 is provided with a DC power outlet 13. The DC power outlet 13 is electrically connected to the two conductive pieces 111. The present embodiment further includes a DC power plug 90 inserted into the DC power outlet 13, a light source adjustment switch 91 electrically connected to the DC power plug 90, and a power supply element electrically connected to the light source adjustment switch 91. 92A. The light intensity of the light emitting diode light source 50 can be adjusted by the light source adjustment switch 91. On the other hand, the power supply 92 </ b> A may be a USB cable 93, and the light source adjustment switch 91 may have a USB outlet 911 corresponding to the USB cable 93. In the present embodiment, a power converter 95A that is electrically connected to the USB cable 93 is further included. The power converter 95 </ b> A has a USB port 951 that is electrically connected to the USB cable 93. The DC power generated by electrically connecting the power converter 95A to a power source (outlet) is supplied to the two conductive pieces 111 via the USB cable 93, the DC power plug 90, the DC power outlet 13, and the like.

  Please refer to FIG. FIG. 5 is a schematic diagram showing a state of adjusting the illumination angle according to the first embodiment of the present invention. In the light-emitting diode table lamp of the present embodiment, the user can adjust the position by moving the slide column 31 and the conductive slide block 41 in the groove 112 by moving the slide plate 20 while holding the slide plate 20. The position of the diode light source 50 can be adjusted, and the irradiation angle of the light emitting diode light source 50 can be changed. Even if it is located at any position, since the two conductive pieces 111 are electrically connected to the two conductive localization balls 421, there is no possibility that the electric wire is short-circuited unlike the conventional one.

(Example 2)
Please refer to FIG. FIG. 6 is a schematic diagram showing a second embodiment of the present invention. The power supply 92B of this embodiment may be a power converter 95B that is electrically connected to a power supply (outlet). Thus, the light-emitting diode desk lamp of the present embodiment can be used at a fixed place.

(Example 3)
Please refer to FIG. FIG. 7 is a schematic diagram showing Embodiment 3 of the present invention. In the present embodiment, the heat radiation piece 99 is connected to the light emitting diode light source 50. The heat radiation piece 99 has a plurality of heat radiation holes 991. The plurality of heat radiation holes 991 are attached to the light emitting diode light source 50. Thus, the heat dissipation effect of the light emitting diode light source 50 can be increased. The material of the heat dissipation piece 99 is copper, aluminum, or other metal. The heat radiating piece 99 covers the housing portion 21 and is attached to the slide plate 20. In this embodiment, the heat radiating piece 99 is integrally coupled to the cover 80.

Example 4
Please refer to FIG. FIG. 8 is a schematic diagram showing Embodiment 4 of the present invention. In this embodiment, the standing rod is further extended to form a circular standing rod 11B. Thus, the adjustable angle of the irradiation angle of the light emitting diode light source 50 can be increased.

  The present invention can be applied to a desk lamp.

10 Base 11A Standing Rod 11B Circular Standing Rod 13 DC Power Outlet 20 Slide Plate 21 Housing 22 Wire Groove 30 Fixed Piece 31 Slide Column 40 Conductive Base 41 Conductive Slide Block 42 Conductor 43 Wire Notch 50 Light Emitting Diode Light Source 60 Screw 70 Two-core wire 80 Cover 81, 82 Opening 90 DC power plug 91 Light source adjustment switch 92A Power supply 92B Power supply 93 USB cable 95A Power converter 95B Power converter 99 Heat radiation piece 111 Conductive piece 112 Groove 301, 401 Fastening hole 421 Conductive orientation ball 422 Conductive cylinder 423 Spring 911 USB outlet 951 USB port 991 Heat dissipation hole

Claims (8)

The standing rod (11A) has an arc shape, has two conductive pieces (111), and has a groove (112) between the two conductive pieces (111). A pedestal (10) provided with
A slide plate (20) having a receiving part (21);
The conductive slide block (41) is fixed to the slide plate (20), the conductive slide block (41) has two conductors (42), and the two conductors (42) have two conductors (42). The two conductors (42) are provided so as to correspond to the conductive pieces (111), and each has a conductive localization ball (421), a conductive cylinder (422), and a spring (423), The conductive cylinder (422) has a pressing groove (424), and the conductive localization ball (421) is inserted into the pressing groove (424) via the spring (423), and the conductive slide block (41). Is slidably inserted in the groove (112), and the two conductive localization balls (421) are at least one conductive platform (40) in contact with the two conductive pieces (111);
A light emitting diode light source (50) provided in the housing part (21) of the slide plate (20) and electrically connected to the two conductors (42);
A light-emitting diode desk lamp comprising:   The two-core wire (70) electrically connects the light-emitting diode light source (50) and the two conductors (42), and the slide plate (20) has an electric wire groove that accommodates the two-core wire (70). The light-emitting diode table lamp according to claim 1, wherein the wire groove (22) is covered by a cover (80) having (22) and affixed to the slide plate (20).   The cover (80) has an opening (82) through which the conductive slide block (41) is inserted, and at least one of the conductive bases (40) is a wire notch through which the two-core wire (70) is inserted. The light-emitting diode table lamp according to claim 2, further comprising (43).   Furthermore, it includes a fixed piece (30), and the fixed piece (30) is fixed to the slide plate (20) and has a slide column (31) having a mushroom shape, and the slide column (31) is the groove. The light-emitting diode table lamp according to claim 2, characterized in that it is slidably inserted in (112) and the cover (80) has an opening (81) through which the slide column (31) is inserted. .   The pedestal (10) is provided with a DC power outlet (13), and the DC power outlet (13) is electrically connected to the two conductive pieces (111). Light emitting diode desk lamp as described.   At least one of the conductive bases (40) has a fastening hole (401), the fixing piece (30) has a fastening hole (301), and two screws (60) have the fastening holes (301, 401). The light-emitting diode table lamp according to claim 1, wherein the light-emitting diode table lamp is fastened to the slide plate (20).   The slide plate (20) includes a heat radiating piece (99) that covers the housing portion (21), and the heat radiating piece (99) is attached to the slide plate (20), and a plurality of heat radiating pieces are provided. The light-emitting diode table lamp according to claim 1, wherein the light-emitting diode table lamp has a hole (991), and the plurality of heat radiation holes (991) are attached to the light-emitting diode light source (50).   The light-emitting diode desk lamp according to claim 1, wherein the standing rod is further extended to form a circular standing rod (11B).

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