CN212132253U

CN212132253U - LED charging desk lamp capable of adjusting irradiation area

Info

Publication number: CN212132253U
Application number: CN202021188108.5U
Authority: CN
Inventors: 刘斌; 瞿乾侯
Original assignee: Hebei University of Technology
Current assignee: Hebei University of Technology
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-12-11
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a LED charging desk lamp for adjusting irradiation area, which comprises a charging base, a lamp holder, an LED lamp post and a lithium battery pack; the desk lamp is characterized by also comprising a lampshade top plate and a shading curtain; the lampshade top plate is arranged above the LED lamp post; annular slide rails are arranged on the circumferential edges of the opposite surfaces of the lampshade top plate and the lamp holder, and a plurality of slide blocks with the same number are connected on each annular slide rail in a sliding manner; the window shade is arranged between the lampshade top plate and the lamp holder, the LED lamp post is positioned in the window shade, the upper end and the lower end of the window shade are fixedly connected with the corresponding sliding blocks respectively, and the irradiation area of the LED lamp post is adjusted by opening and closing the window shade. This desk lamp charges passes through the cooperation of annular slide rail and slider, makes the window shade can open and closed to the light that makes the LED lamp pole produce can only shine through the region that the window shade was opened, and convenience of customers adjusts the irradiation region of LED lamp pole according to the demand is nimble, avoids causing the influence to next door personnel.

Description

LED charging desk lamp capable of adjusting irradiation area

Technical Field

The utility model belongs to the technical field of lighting apparatus, specifically be an adjust LED desk lamp that charges who shines regional.

Background

The desk lamp is used as a necessity for working, reading and learning at night, a lampshade of the existing desk lamp is mostly umbrella-shaped, although the lampshade can shield part of light irradiated from a light source, most of the light is scattered to the periphery; the user can only utilize a small part of light which is just over the area where the user is located, and the scattered ineffective light can cause interference to nearby people, so that the design of the desk lamp capable of adjusting the size of the irradiation area according to the user requirement is necessary.

In addition, the lampshade of the existing desk lamp is mostly made of metal or plastic materials, so that the disassembly and the assembly are inconvenient, and the metal lampshade is easy to rust; moreover, the existing desk lamp mostly uses socket power supply as a main part, the use of the desk lamp is limited by the arrangement of the socket, and the desk lamp is not convenient enough.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model discloses the technical problem who plans to solve provides an adjust the LED desk lamp that charges who shines the region.

In order to achieve the above object, the utility model provides a following technical scheme:

an LED charging desk lamp for adjusting an irradiation area comprises a charging base, a lamp holder, an LED lamp post and a lithium battery pack; the desk lamp is characterized by also comprising a lampshade top plate and a shading curtain; the lampshade top plate is arranged above the LED lamp post; annular slide rails are arranged on the circumferential edges of the opposite surfaces of the lampshade top plate and the lamp holder, and a plurality of slide blocks with the same number are connected on each annular slide rail in a sliding manner; the window shade is arranged between the lampshade top plate and the lamp holder, the LED lamp post is positioned in the window shade, the upper end and the lower end of the window shade are fixedly connected with the corresponding sliding blocks respectively, and the irradiation area of the LED lamp post is adjusted by opening and closing the window shade.

The bottom of the charging base is respectively provided with a USB charging port and a control switch, the inner cavity of the charging base is provided with a lithium battery pack, and the upper part of the inner cavity of the charging base is provided with a circuit board; the lamp holder is fixed on the charging base, and the lower end of the LED lamp post is fixed on the lamp holder; and the power-on terminal at the bottom of the LED lamp post penetrates through the lamp holder to be in contact with the electrode plate on the circuit board.

The upper end and the lower end of the shading curtain are respectively provided with a shading sealing strip, the shading sealing strip at the upper end of the shading curtain is always contacted with the lampshade top plate, and the shading sealing strip at the lower end of the shading curtain is always contacted with the lamp holder.

A plurality of S-shaped supporting legs are uniformly arranged on the outer wall of the charging base in a circumferential mode.

The lower surface of the lampshade top plate is provided with a limiting ring, and the upper part of the LED lamp post is inserted into the limiting ring.

The charging base is characterized in that a plurality of limiting clamping blocks are arranged on the top of the charging base in the circumferential direction, fixing clamping grooves matched with the limiting clamping blocks are formed in the bottom of the lamp holder, and the charging base is fixedly connected with the lamp holder through the matching of the fixing clamping grooves and the limiting clamping blocks.

The window shade is opened and closed along the circumferential direction of the LED lamp post.

The shading curtain is the curved surface of multi-disc mosaic structure, and the cylindrical structure of parcel LED lamp pole can be spliced into to the multi-disc curved surface, sets up the draw-in groove on the slider this moment, fixes the shading curtain in the LED lamp pole outside through the joint mode.

The window shade is made of window shade cloth, and the slide block is provided with a clamp for clamping the window shade.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation of annular slide rail and slider makes the window shade can open and be closed to the light that makes the LED lamp pole produce can only shine through the region that the window shade was opened, and convenience of customers adjusts the illumination zone of LED lamp pole according to the demand is nimble, avoids causing the influence to the next door personnel.

2. The utility model discloses a charging base is equipped with a plurality of S type supporting legs, both can place and support whole desk lamp on the plane, also can hang upside down as the couple and glue positions such as hook at the head of a bed, wall, and application scenario is wide.

3. The window shade adopts the shading cloth curtain, and the window shade directly passes through the clip centre gripping on the slider, washs and dismantles the convenience, and low cost avoids rustting scheduling problem.

4. Through the power supply that charges, make the use of this desk lamp safer, not restricted by the socket, reduced because of breaking the potential safety hazard that the power cord leads to electrocuteeing carelessly.

Drawings

Fig. 1 is a schematic view of the overall structure of the window shade of the present invention in an open state;

fig. 2 is a schematic view of the overall structure of the charging base of the present invention viewed from the direction of the top plate of the lamp cover;

fig. 3 is a cross-sectional view along the axial direction of the LED lamp post of the present invention;

fig. 4 is a partial enlarged view of a in fig. 1 according to the present invention;

fig. 5 is a schematic view of the connection between the lampshade support bar and the lamp holder and the lampshade top plate of the present invention;

fig. 6 is a schematic view of the overall structure of the closed state of the window shade of the present invention;

in the figure, 1-charging base; 2-limiting a clamping block; 3-lamp holder; 4-fixing the clamping groove; 5-LED lampposts; 6-lampshade support rods; 7-lampshade top plate; 8-an annular slide rail; 9-a slide block; 10-a window shade; 11-S-shaped support legs; 12-a USB charging port; 13-control switch, 14-lithium battery; 15-circuit board.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides a LED charging desk lamp (simply referred to as desk lamp, see fig. 1-6) for adjusting the irradiation area, which comprises a charging base 1, a lamp holder 3, an LED lamp post 5, a lampshade top plate 7, a shading curtain 10 and a lithium battery pack 14;

the bottom of the charging base 1 is respectively provided with a USB charging port 12 and a control switch 13, the inner cavity of the charging base 1 is provided with a lithium battery pack 14, and the upper part of the inner cavity of the charging base 1 is provided with a circuit board 15; the input end of the lithium battery pack 14 is connected with the output end of the USB charging port 12 through a wire, and the circuit board 15 is connected with the output end of the lithium battery pack 14 through a wire and the control switch 13; the lamp holder 3 is fixed on the charging base 1, and the lower end of the LED lamp post 5 is connected to the lamp holder 3 through threads; the power-on terminal at the bottom of the LED lamp post 5 penetrates through the lamp holder 3 to be in contact with the electrode plate on the circuit board 15, so that the LED lamp post 5 is communicated with the circuit board 15; the lampshade top plate 7 is arranged above the LED lamp post 5 through the lampshade support rod 6, the top of the lampshade support rod 6 is higher than the top of the LED lamp post 5, and the lower part of the lampshade support rod 6 is fixed on the side wall of the lamp holder 3; the side wall of the lampshade top plate 7 and the side wall of the lampshade base 3 are respectively provided with an annular slide rail 8, the annular slide rails 8 on the lampshade top plate and the lampshade base are both connected with a plurality of slide blocks 9 with the same number in a sliding way, and the slide blocks 9 are provided with slide grooves matched with the annular slide rails 8; the light-shading curtain 10 is vertically arranged between the lampshade top plate 7 and the lamp holder 3, the LED lamp post 5 is positioned in the light-shading curtain 10, and the upper end and the lower end of the light-shading curtain 10 are fixedly connected with the corresponding sliding blocks 9 respectively; manual pulling window shade 10 makes slider 9 slide on annular slide rail 8, realizes opening and closing of window shade 10, and then changes the area that window shade 10 sheltered from LED lamp pole 5 irradiation area, makes the light that LED lamp pole 5 produced can only shine through the region that window shade 10 was opened, and convenience of customers adjusts LED lamp pole 5's irradiation area according to the demand, avoids light to cause the influence to next door personnel.

The upper and lower ends of the window shade 10 are respectively provided with a shading sealing strip, the shading sealing strip at the upper end of the window shade 10 is always contacted with the lampshade top plate 7, and the shading sealing strip at the lower end of the window shade 10 is always contacted with the lamp holder 3 to prevent light leakage.

Be the circumference on charging base 1' S the outer wall and evenly be equipped with a plurality of S type supporting legs 11, S type supporting leg 11 both can place and support whole desk lamp on the plane, also can hang upside down as the couple and glue positions such as hook at the head of a bed, wall, can be applicable to many occasions and use convenient to use.

The lower surface of the lampshade top plate 7 is provided with a limiting ring, and the upper part of the LED lamp post 5 is inserted into the limiting ring, so that the LED lamp post 5 is prevented from falling off from the lamp holder 3 when the desk lamp is hung upside down.

The shading curtain 10 is made of shading cloth, is flexible and can be folded, and when a large irradiation area is needed, the shading curtain can be completely collected in a small area like a sliding window curtain, so that the washing is convenient and the cost is low; the curved surface that has certain hardness can also be made to the window shade, sets up the draw-in groove on the slider during installation window shade, fixes the window shade outside the LED lamp pole through the joint mode, and the window shade can set to multi-disc mosaic structure this moment, and adjacent concatenation piece can form flexible form, and then adjusts the size of shining the face.

The slider 9 is provided with a clamp for clamping the window shade 10 to fix the window shade 10.

All have in the circumference at charging base 1 top to be equipped with a plurality of spacing fixture blocks 2, the bottom of lamp stand 3 is seted up with spacing fixture block 2 matched with fixed slot 4, and is interference fit between fixed slot 4 and the spacing fixture block 2, realizes charging base 1 and lamp stand 3's fixed connection, dismantles and assembles comparatively simply.

The lithium battery pack 14 is RFE-18650CE in model number, rated voltage is 3.7V, and capacity is 3000 mAh; the circuit board 15 adopts a desk lamp circuit board with the model number of 20171018-V02; the types of the above components are only examples, and the specific type may also be selected according to actual conditions.

The utility model discloses a theory of operation and work flow are:

when the table lamp is used, the table lamp is placed on a table top or hung upside down on a bedside and the like, the shading curtain 10 is pulled manually to enable the sliding block 9 to slide on the annular sliding rail 8, the area of the LED lamp post 5 irradiated area shielded by the shading curtain 10 is changed, the size of the irradiated area of the LED lamp post 5 is adjusted, light generated by the LED lamp post 5 can only be irradiated through the area opened by the shading curtain 10, and the influence of light on people beside the table lamp is avoided.

The utility model discloses the nothing is mentioned the part and is applicable to prior art.

Claims

1. An LED charging desk lamp for adjusting an irradiation area comprises a charging base, a lamp holder, an LED lamp post and a lithium battery pack; the desk lamp is characterized by also comprising a lampshade top plate and a shading curtain;

the lampshade top plate is arranged above the LED lamp post; annular slide rails are arranged on the circumferential edges of the opposite surfaces of the lampshade top plate and the lamp holder, and a plurality of slide blocks with the same number are connected on each annular slide rail in a sliding manner; the window shade is arranged between the lampshade top plate and the lamp holder, the LED lamp post is positioned in the window shade, the upper end and the lower end of the window shade are fixedly connected with the corresponding sliding blocks respectively, and the irradiation area of the LED lamp post is adjusted by opening and closing the window shade.

2. The LED charging desk lamp for adjusting the irradiation area according to claim 1, wherein the bottom of the charging base is respectively provided with a USB charging port and a control switch, the inner cavity of the charging base is provided with a lithium battery pack, and the upper part of the inner cavity of the charging base is provided with a circuit board; the lamp holder is fixed on the charging base, and the lower end of the LED lamp post is fixed on the lamp holder; and the power-on terminal at the bottom of the LED lamp post penetrates through the lamp holder to be in contact with the electrode plate on the circuit board.

3. The LED charging desk lamp for adjusting the irradiation area as claimed in claim 1, wherein the upper and lower ends of the shade are respectively provided with a light-shielding sealing strip, the light-shielding sealing strip at the upper end of the shade is always in contact with the top plate of the lampshade, and the light-shielding sealing strip at the lower end of the shade is always in contact with the lamp holder.

4. The LED charging desk lamp capable of adjusting the irradiation area as claimed in claim 1, wherein a plurality of S-shaped support legs are uniformly arranged on the outer wall of the charging base in a circumferential manner.

5. The LED charging desk lamp for adjusting the irradiation area as claimed in claim 4, wherein the lower surface of the top plate of the lampshade is provided with a limit ring, and the upper part of the LED lamp post is inserted into the limit ring.

6. The LED charging desk lamp for adjusting the irradiation area as claimed in claim 1, wherein a plurality of limiting blocks are arranged on the top of the charging base along the circumferential direction, a fixing slot matched with the limiting blocks is arranged on the bottom of the lamp holder, and the charging base is fixedly connected with the lamp holder through the matching of the fixing slot and the limiting blocks.

7. The LED charging desk lamp for adjusting the irradiation area as claimed in claim 1, wherein the shade is opened and closed along the circumference of the LED lamp post.

8. The LED charging desk lamp for adjusting the irradiation area according to any one of claims 1-7, wherein the light-shielding curtain is a curved surface of a multi-piece splicing structure, the curved surfaces can be spliced into a cylindrical structure wrapping the LED lamp post, a clamping groove is arranged on the sliding block, and the light-shielding curtain is fixed on the outer side of the LED lamp post in a clamping mode.

9. The LED rechargeable desk lamp with the adjustable irradiation area as claimed in any one of claims 1 to 7, wherein the shade is made of shade cloth, and the slider is provided with a clip for clipping the shade.