CN219756286U

CN219756286U - LED table lamp capable of automatically adjusting illumination intensity

Info

Publication number: CN219756286U
Application number: CN202321278036.7U
Authority: CN
Inventors: 叶祥展; 叶祥谋; 刘翼
Original assignee: Shenzhen Fangde Industrial Co ltd
Current assignee: Shenzhen Fangde Industrial Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-09-26
Anticipated expiration: 2033-05-23

Abstract

The utility model discloses an LED table lamp capable of automatically adjusting illumination intensity, which comprises a base, wherein the upper end of the base is connected with a telescopic plate, the upper end of the telescopic plate is connected with a limiting block, the outer wall of the limiting block is provided with a through groove, the left side and the right side of the through groove are provided with limiting grooves, the inside of the through groove is connected with a lamp holder, the lower end face of the lamp holder is connected with a plurality of limiting teeth, the inside of the lamp holder is connected with a luminous lamp part, the upper end of the base is connected with a rotatable knob, the upper end of the knob is provided with a light sensitive surface for detecting light intensity, the outer wall of the rear side of the telescopic plate is connected with a fixed plate, the upper end of the fixed plate is connected with a motor, the output end of the motor is connected with a gear, and the teeth of the gear are meshed with the limiting teeth. The utility model has the advantages of simple structure, convenient use, detection of the light intensity by the light sensitive surface, convenient start of the motor to drive the gear, and cooperation of the gear and the limiting teeth to drive the lamp holder to move, thereby realizing automatic adjustment of the light intensity of the light-emitting lamp.

Description

LED table lamp capable of automatically adjusting illumination intensity

Technical Field

The utility model belongs to the technical field of desk lamps, and particularly relates to an LED desk lamp capable of automatically adjusting illumination intensity.

Background

The LED desk lamp is a desk lamp taking an LED (light emitting diode) as a light source.

For example, the utility model discloses a Chinese patent with application number 201721413184. X. The utility model discloses an LED table lamp with an adjustable illumination angle, which comprises a base and a lamp post, wherein a cylindrical lamp holder is horizontally arranged at the top of the lamp post, LED light sources are arranged at two ends of the lamp holder, side wings are hinged at two sides of the lamp holder, the LED light sources are arranged at the bottoms of the side wings, the two side wings are connected through springs, a steel wire rope is arranged at the bottom of the side wing at the end part of the side wing, and the tail end of the steel wire rope is connected with a winding mechanism arranged on the base. When the utility model is used, the length of the steel wire rope is adjusted through the winding mechanism, so that the angle of the side wing is adjusted, and the irradiation angle of the light source on the side wing is changed. The utility model has simple structure and convenient operation, and can adjust the irradiation angle of the lamplight.

However, the prior art has some problems: the regulation and change process of the illumination intensity of the LED desk lamp is abrupt, so that the brightness of the lamp is strong compared with the brightness of the surrounding area, the lamp light is dazzling, the lamp light is not soft enough, and certain damage to eyes can be caused when the LED desk lamp is used for a long time, and therefore the LED desk lamp with the automatic regulation of the illumination intensity is provided.

Disclosure of Invention

Aiming at the problems of the technology, the utility model provides the LED table lamp with automatically adjusted illumination intensity, which has the advantages of simple structure, convenient use, light intensity detection by a light sensitive surface, convenient starting of a motor to drive a gear, and cooperation of the gear and a limiting tooth to drive a lamp holder to move, thereby realizing automatic adjustment of the luminous intensity of a luminous lamp, solving the problems that the adjustment and change process of the illumination intensity of the lamp is abrupt, the brightness of the lamp is relatively strong compared with the surrounding, the lamp is relatively glaring, and the lamp is not soft enough and can have a certain damage to eyes after long-time use.

The utility model discloses an LED table lamp with automatically-adjusted illumination intensity, which comprises a base, wherein the upper end of the base is connected with a telescopic plate, the upper end of the telescopic plate is connected with a limiting block, the outer wall of the limiting block is provided with a through groove, the left side and the right side of the through groove are provided with limiting grooves which are communicated, the inside of the through groove is connected with a lamp holder, the lower end face of the lamp holder is connected with a plurality of limiting teeth, the inside of the lamp holder is connected with a luminous lamp piece, the left side and the right side of the luminous lamp piece are connected with clamping plates, the clamping plates penetrate through the lamp holder and extend into the limiting groove to be connected with the inner wall of the limiting block, the upper end of the base is connected with a rotatable knob, the upper end of the knob is provided with a light sensitive surface for detecting light intensity, the outer wall of the rear side of the telescopic plate is connected with a fixing plate, the upper end of the fixing plate is connected with a motor, the output end of the motor is connected with a gear, and the teeth of the gear are meshed with the limiting teeth.

Preferably, the lower end face of the base is provided with a groove.

As preferable in the utility model, the lower end of the base is symmetrically connected with anti-skid rubber pads, and the anti-skid rubber pads are positioned on two sides of the groove.

In the utility model, preferably, the front side of the expansion plate is connected with a storage box, and the outer wall of the front side of the storage box is provided with a storage groove for storing the lamp holder.

As the preferable mode of the utility model, the lower end of the limiting block is hinged with the expansion plate, and is mutually matched and connected with the nut for fixing through the arranged stud.

As a preferred aspect of the present utility model, the lamp socket includes an upper housing, a lower housing, and a connection part, wherein the upper housing and the lower housing are integrally formed at a front side of the connection part, and a mounting groove for mounting the light-emitting lamp is formed between the upper housing and the lower housing.

As the preferable mode of the utility model, the left side and the right side of the upper shell and the lower shell are uniformly formed with convex plates, the convex plates extend into the limit grooves, the lower end of the lower shell is connected with the soft light plate, the lower end face of the lower shell is connected with a plurality of limit teeth, and the limit teeth are positioned at the rear side of the soft light plate.

Preferably, a sliding groove is reserved between the left side and the right side of the upper shell and the lower shell.

Preferably, a plurality of first positive and negative electrodes are connected to the corresponding surfaces of the convex plates.

As preferable in the utility model, two end surfaces of the upper end of the clamping plate are connected with a plurality of second positive and negative electrodes, and the second positive and negative electrodes are connected with the first positive and negative electrodes in a matching way.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the desk lamp, the base is conveniently placed on the desktop through the groove and the anti-skid rubber pad arranged on the base, the base is placed to move, the fit degree between the base and the desktop or between the base and the ground is improved, and the desk lamp is prevented from falling off;

2. according to the utility model, the motor drives the gear to rotate, and the gear and the limiting teeth cooperate to drive the lamp holder to move, so that part of the first positive and negative electrodes arranged on the upper shell and the lower shell are not contacted with the second positive and negative electrodes, thereby realizing the control of the illumination intensity of the luminous lamp piece and realizing the purpose of protective glasses;

3. according to the utility model, the lamp holder is driven to rotate by rotating the limiting block, so that the luminous lamp piece is stored in the storage groove, and the luminous lamp piece is protected under the condition of no use, so that the luminous lamp piece is prevented from being damaged.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic front view of an embodiment of the present utility model;

fig. 3 is a schematic perspective view of a limiting block according to an embodiment of the present utility model;

FIG. 4 is a schematic bottom view of a base according to an embodiment of the present utility model;

fig. 5 is a schematic partial perspective view of a lamp socket according to an embodiment of the present utility model;

FIG. 6 is an enlarged schematic view of region a of FIG. 1 provided by an embodiment of the present utility model;

fig. 7 is an enlarged schematic view of region b in fig. 2 according to an embodiment of the present utility model.

In the figure: 1. a base; 2. a telescoping plate; 3. a lamp holder; 4. a light emitting lamp; 11. a knob; 12. a light-sensitive surface; 13. a groove; 14. an anti-slip rubber pad; 21. a storage box; 211. a storage groove; 22. a motor; 221. a gear; 23. a fixing plate; 24. a limiting block; 241. a limit groove; 242. a through groove; 31. an upper housing; 32. a lower housing; 321. a first positive electrode and a negative electrode; 322. a mounting groove; 323. a soft light plate; 324. a convex plate; 325. limit teeth; 33. a chute; 34. a connection part; 41. a clamping plate; 411. and a second positive and negative electrode.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, the LED desk lamp with automatic adjustment of illumination intensity provided by the embodiment of the utility model comprises a base 1, wherein the upper end of the base 1 is connected with a telescopic plate 2, the upper end of the telescopic plate 2 is connected with a limiting block 24, the outer wall of the limiting block 24 is provided with a through groove 242, the left side and the right side of the through groove 242 are provided with limiting grooves 241 which are communicated with each other, the inside of the through groove 242 is connected with a lamp holder 3, the lower end surface of the lamp holder 3 is connected with a plurality of limiting teeth 325, the inside of the lamp holder 3 is connected with a light-emitting lamp piece 4, the left side and the right side of the light-emitting lamp piece 4 are connected with clamping plates 41, the clamping plates 41 penetrate through the lamp holder 3 and extend into the inside of the limiting grooves 241 to be connected with the inner wall of the limiting block 24, the upper end of the base 1 is connected with a rotatable knob 11, the upper end of the knob 11 is provided with a light-sensitive surface 12 for detecting light intensity, the rear side outer wall of the telescopic plate 2 is connected with a fixed plate 23, the upper end of the fixed plate 23 is connected with a motor 22, the output end of the motor 22 is connected with a gear 221, and the teeth of the gear 221 are meshed with the limiting teeth 325. The utility model has the advantages of simple structure, convenient use, detection of the light intensity through the light sensitive surface 12, convenient start of the motor 22 to drive the gear 221, and cooperation of the gear 221 and the limiting teeth 325 to drive the lamp holder 3 to move, thereby realizing automatic adjustment of the light intensity of the light-emitting lamp 4.

As shown in fig. 1 to 7, the lower end surface of the base 1 is provided with a groove 13, the lower end of the base 1 is symmetrically connected with an anti-slip rubber pad 14, the anti-slip rubber pad 14 is located at two sides of the groove 13, the front side of the expansion board 2 is connected with an accommodating box 21, the front outer wall of the accommodating box 21 is provided with an accommodating groove 211 for accommodating a lamp holder 3, the lower end of the limiting block 24 is hinged with the expansion board 2 and is fixed by mutually matched connection of a screw bolt and a nut, the lamp holder 3 comprises an upper shell 31, a lower shell 32 and a connecting part 34, the upper shell 31 and the lower shell 32 are uniformly formed at the front side of the connecting part 34, an installing groove 322 for installing a light-emitting lamp 4 is formed between the upper shell 31 and the lower shell 32, the left side and the right side of the upper shell 31 are uniformly formed with a convex plate 324, the convex plate 324 is respectively stretched into the limiting groove 241, the lower end of the lower shell 32 is connected with a light plate 323, the lower shell 32 is connected with a plurality of limiting teeth 325, the upper end faces of the limiting teeth 325 are respectively positioned at the rear sides of the two sides of the shell 321 and the two sides of the upper shell 33 are correspondingly connected with a plurality of positive and a second end faces 411, and a second end face of the two sides of the positive and a corresponding negative plate is respectively connected with the two sides of the positive and the positive plate and negative plate 32; the gear 221 is driven to rotate by the motor 22, and the lamp holder 3 is driven to move by the cooperation of the gear 221 and the limiting teeth 325, so that part of the first positive and negative electrodes 321 arranged on the upper shell 31 and the lower shell 32 are not contacted with the second positive and negative electrodes 411, thereby controlling the illumination intensity of the luminous lamp 4 and realizing the purpose of the protective glasses.

The working principle of the utility model is as follows:

when the safety glasses are used, the base 1 is placed at a preset position, the knob 11 is rotated, the luminous lamp 4 is manually turned on to illuminate, the light intensity of the luminous lamp 4 is detected by the light sensitive surface 12 in the illumination process, when the light intensity is too high, the motor 22 is started, the motor 22 drives the gear 221 to rotate, the gear 221 and the limit teeth 325 are matched to drive the lamp holder 3 to move, the first positive and negative electrodes 321 arranged on the upper shell 31 and the lower shell 32 are not contacted with the second positive and negative electrodes 411, and therefore the illumination intensity of the luminous lamp 4 is controlled, and the purposes of the safety glasses are achieved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an LED table lamp of illumination intensity automatically regulated, includes base (1), its characterized in that: the utility model discloses a light-emitting device, including base (1), socket (3), limiting block (24), base (1), limiting block (24) outer wall is equipped with logical groove (242), logical groove (242) left and right sides is equipped with spacing groove (241) that are linked together, logical groove (242) internal connection has lamp stand (3), terminal surface connection has a plurality of spacing teeth (325) under lamp stand (3), lamp stand (3) internal connection has luminescent lamp spare (4), the left and right sides of luminescent lamp spare (4) is connected with cardboard (41), cardboard (41) run through lamp stand (3) and stretch into spacing groove (241) inside and limiting block (24) internal connection, base (1) upper end is connected with rotatable knob (11), light-sensing face (12) that detects light intensity are installed to knob (11), lamp stand (2) rear side external connection has fixed plate (23), fixed plate (23) upper end is connected with motor (22), motor (22) output is connected with gear (221), gear (221) meshing with spacing tooth.

2. The LED desk lamp of claim 1, wherein the light intensity is automatically adjusted: the lower end face of the base (1) is provided with a groove (13).

3. An LED desk lamp with automatically adjustable illumination intensity as recited in claim 2, wherein: the anti-skid rubber pads (14) are symmetrically connected to the lower end of the base (1), and the anti-skid rubber pads (14) are located on two sides of the groove (13).

4. The LED desk lamp of claim 1, wherein the light intensity is automatically adjusted: the front side of the expansion plate (2) is connected with a storage box (21), and the outer wall of the front side of the storage box (21) is provided with a storage groove (211) for storing the lamp holder (3).

5. The LED desk lamp of claim 1, wherein the light intensity is automatically adjusted: the lower end of the limiting block (24) is hinged with the expansion plate (2), and is mutually matched and connected with a nut for fixing through a stud arranged on the limiting block.

6. The LED desk lamp of claim 1, wherein the light intensity is automatically adjusted: the lamp holder (3) comprises an upper shell (31), a lower shell (32) and a connecting part (34), wherein the upper shell (31) and the lower shell (32) are uniformly formed on the front side of the connecting part (34), and a mounting groove (322) for mounting the luminous lamp (4) is formed between the upper shell (31) and the lower shell.

7. The LED desk lamp of claim 6, wherein the light intensity is automatically adjusted: the utility model discloses a light source device, including upper housing (31) and lower housing (32), upper housing (32) left and right sides homogeneous body shaping has protruding board (324), protruding board (324) all stretches into inside spacing groove (241), soft light board (323) are connected to lower housing (32) lower extreme, just lower housing (32) lower terminal surface is connected with a plurality of spacing tooth (325), spacing tooth (325) are located the rear side of soft light board (323).

8. The LED desk lamp of claim 7, wherein the light intensity is automatically adjusted: a sliding groove (33) is reserved between the left side and the right side of the upper shell (31) and the lower shell (32).

9. The LED desk lamp of claim 8, wherein the light intensity is automatically adjusted: a plurality of first positive and negative electrodes (321) are connected to the corresponding surfaces between the convex plates (324).

10. The LED desk lamp of claim 1, wherein the light intensity is automatically adjusted: the two end faces of the upper end of the clamping plate (41) are connected with a plurality of second positive and negative electrodes (411), and the second positive and negative electrodes (411) are connected with the first positive and negative electrodes (321) in a matched mode.