CN219473540U

CN219473540U - Desk lamp base

Info

Publication number: CN219473540U
Application number: CN202320687438.6U
Authority: CN
Inventors: 徐一波
Original assignee: Shangyu Hengda Lighting Co ltd
Current assignee: Shangyu Hengda Lighting Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-08-04
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a desk lamp base, which belongs to the field of lamp bases and comprises a limiting rod, a clamping piece, a base main body and a thickening plate; the front end of the base main body is connected with the clamping piece in a sliding manner; a pair of extension springs are fixedly connected between the clamping piece and the base main body; the clamping piece is positioned at the front end of the thickening plate; the front end of the thickening plate is rotationally connected with the lower end of the clamping piece; the lower end of the limiting rod is connected with a limiting groove arranged at the rear end of the thickening plate through threads; the limiting rod is downwards rotated, and the thickening plate and the base main body are integrated; the limiting rod is screwed upwards, the thickening plate and the clamping piece are integrated, the horizontally stable placing and vertical clamping placing modes are combined, multiple placing modes of the desk lamp are realized, and the space on the desk is reasonably utilized for illumination when the space of the desk is insufficient.

Description

Desk lamp base

Technical Field

The utility model relates to the field of lamp bases, in particular to a desk lamp base.

Background

The desk lamp generally refers to an electric lamp with a base, which is placed on a desk, and the base of the desk lamp generally plays a role in stabilizing. Under the general condition, the desk lamp can only be placed on the desktop for use, and when the desktop articles are too much, the situation that the desk lamp is not placed in space can appear, and the desk lamp base which is stably placed in horizontal and vertical space is provided according to the problems, so that the space occupation problem of the desk lamp can be effectively solved.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a desk lamp base which can realize various placing modes of a desk lamp, combines the modes of horizontal stable placing and vertical clamping placing, and reasonably utilizes the space on a desk top for illumination.

A desk lamp base comprises a limit rod, a clamping piece, a base main body and a thickening plate; the front end of the base main body is connected with the clamping piece in a sliding manner; a pair of extension springs are fixedly connected between the clamping piece and the base main body; the clamping piece is positioned at the front end of the thickening plate; the front end of the thickening plate is rotationally connected with the lower end of the clamping piece; the lower end of the limiting rod is connected with a limiting groove arranged at the rear end of the thickening plate through threads; the limiting rod is downwards rotated, and the thickening plate and the base main body are integrated; and the limiting rod is screwed upwards, and the thickening plate and the clamping piece are integrated.

Preferably, the clamping piece comprises a clamping plate, a reinforcing block, a rotating shaft, a pull rod and a pull groove; the reinforcing block is fixedly connected with the rotating shaft, and one side, close to the rotating shaft, of the reinforcing block is completely horizontal; the rotating shaft is rotatably arranged on a half-arc ring arranged at the front end of the thickening plate; the pull rod is positioned at the upper end of the reinforcing block and is of a symmetrical structure; the front end of the base body, which is slidably provided with the pull rod, is provided with symmetrical stretching movable grooves; the pull groove is positioned at the upper end of the pull rod; the reinforcing block, the rotating shaft and the pull rod are positioned at the rear end of the clamping plate, and the pull groove is positioned at the upper end of the clamping plate.

Preferably, a placement groove is formed in the lower end of the base body, and the thickening plate is installed in the placement groove.

Preferably, when the rotating shaft rotates to install the half-arc ring, the central horizontal height of the half-arc ring is consistent with the central horizontal height of the rotating shaft.

Preferably, the bottom end of the thickening plate is completely horizontal, and contacts with the reinforcing block under the influence of gravity and keeps a horizontal state.

Preferably, the length of the thickening plate is shorter than the length of the pull rod; the length of the thickening plate is between the vertical distance between the pull rod and the rotating shaft.

In order to solve the problems, the utility model adopts the following technical scheme.

Compared with the prior art, the utility model has the advantages that:

according to the table lamp clamping device, the clamping placing function can be achieved, the clamping piece and the base body are stretched to form the clamping plate, when table lamps are placed on the table top in a more inconvenient mode, the table lamps placed on the table top can be placed above the table top through clamping objects by stretching the clamping piece, the placing mode of the table lamps is changed, the clamping placing mode is changed from the horizontal mode, the inherent placing mode of the table lamps is changed, the various placing modes of the table lamps are achieved, and the space on the table top is reasonably utilized for illumination.

According to the scheme, the long-term stable clamping effect can be achieved, the thickening plate is movably arranged between the base main body and the clamping piece, when the compression force of the spring is insufficient, the mounting mode of the thickening plate is changed, the thickening plate is rotatably mounted to the clamping piece, the clamping thickness is increased through the thickening plate matched with the clamping piece, and even if the situation of insufficient spring force occurs after long-term use, the effect of stable clamping and placement can be achieved.

Drawings

FIG. 1 is a schematic view of a horizontally disposed structure of the present utility model;

FIG. 2 is a schematic diagram of a clamping structure according to the present utility model;

FIG. 3 is a schematic view showing the structure of the thick plate and the clamping member of the present utility model;

FIG. 4 is a schematic view of a 3-part cross-sectional structure of the present utility model;

FIG. 5 is a schematic view of the structure of FIG. 2 in partial cross section of the present utility model;

FIG. 6 is a schematic view of a clamping member according to the present utility model;

fig. 7 is a schematic diagram of a thickened plate structure of the present utility model.

The reference numerals in the figures illustrate:

1 limit rod, 2 clamping piece, 2-1 splint, 2-2 reinforcing block, 2-3 pivot, 2-4 pull rod, 2-5 draw groove, 3 base main part, 3-1 movable groove, 3-2 standing groove, 4 extension spring, 5 increase thick plate, 5-1 half arc ring, 5-2 limit groove.

Detailed Description

Example 1:

referring to fig. 1-7, a desk lamp base comprises a clamping piece 2, a base main body 3, a thickening plate 5 and a limiting rod 1; a pair of pull rods 2-4 are slidably arranged in the two symmetrical movable grooves 3-1, and a pair of extension springs 4 are fixedly connected between the pull rods 2-4 and the base main body 3; the rotating shaft 2-3 is rotatably provided with a half-arc ring 5-1; the lower end of the limiting rod 1 is connected with the limiting groove 5-2 through threads; the limiting rod 1 is rotated downwards, and the thickening plate 5 and the base main body 3 are integrated; the limit rod 1 is rotated upwards, the limit of the thickening plate 5 is released, and the thickening plate 5 and the clamping piece 2 are integrated.

As shown in fig. 6, the clamping member 2 comprises a clamping plate 2-1, a reinforcing block 2-2, a rotating shaft 2-3, a pull rod 2-4 and a pull groove 2-5; the reinforcing block 2-2 is fixedly connected with the rotating shaft 2-3, and one side of the reinforcing block 2-2, which is close to the rotating shaft 2-3, is completely horizontal; the pull rod 2-4 is positioned at the upper end of the reinforcing block 2-2, and the pull rod 2-4 is of a symmetrical structure; the pull groove 2-5 is positioned at the upper end of the pull rod 2-4; the reinforcing block 2-2, the rotating shaft 2-3 and the pull rod 2-4 are positioned at the rear end of the clamping plate 2-1, and the pull groove 2-5 is positioned at the upper end of the clamping plate 2-1.

As shown in fig. 5, a placement groove 3-2 is provided at the lower end of the base body 3, and a thickening plate 5 is mounted in the placement groove 3-2.

As shown in fig. 5, the center level of the thickening plate 5 is identical to the center level of the rotating shaft 2-3 when it is mounted in the placement groove 3-2.

As shown in fig. 5 and 6, the bottom end of the thickening plate 5 is completely horizontal, and contacts with the horizontal surface of the reinforcing block 2-2 under the influence of gravity and maintains the horizontal state.

As shown in fig. 4, the length of the thickening plate 5 is shorter than the length of the tie rods 2-4; the length of the thickening plate 5 is between the vertical distance between the pull rod 2-4 and the rotating shaft 2-3.

Working principle:

in normal use, as shown in fig. 1, the clamping piece 2 and the base main body 3 are integrated and directly placed on the table top;

when the clamping is carried out, as shown in fig. 2 and 5, the thickening plate 5 is integrated with the base body 3, the base body 3 is separated from the clamping piece 2 by manpower, the tension spring 4 connected with the pull rod 2-4 is stretched under the stress of the clamping piece 2 and the base body 3 during the separation, the clamping piece 2 is stretched for a certain distance from the base body 3, the object is clamped by the base by the distance, meanwhile, the hand does not apply tension to the clamping piece 2, the clamping piece 2 moves towards the base body 3 under the action of the tension spring 4, and a clamping plate is formed with the base body 3 to be fixedly clamped on the object under the action of the tension spring 4.

When the clamping is placed and the holding force is insufficient when the spring is loosened, as shown in fig. 3 and 4, the limit rod 1 is rotated upwards to release the limit of the thickening plate 5, at the moment, the thickening plate 5 and the clamping piece 2 are integrated, the limit rod 1 and the base body 3 are integrated, the clamping piece 2 is stretched under the action of external force, the stretching spring 4 is stressed and stretched, the thickening plate 5 moves along with the clamping piece 2 until the thickening plate 5 is completely separated from the placing groove 3-2 and moves to the object clamping position, the bottom of the thickening plate 5 contacts with the surface of the object when the thickening plate 5 is clamped downwards, the bottom of the thickening plate 5 is rotated around the rotating shaft 2-3 by the upward action of the object to the surface of the clamping piece 2, the external force is removed, the stretching spring 4 is contracted, and the clamping piece 2 moves to the base body 3 and forms a clamping plate with the base body 3 to clamp the object. When the desk lamp is not used, the base main body 3 is held, the clamping piece 2 is pulled away for a certain distance, the desk lamp is taken down from the clamping object, the thickening plate 5 rotationally drops to the position of the reinforcing block 2-2 around the rotating shaft 2-3 under the action of gravity, the lower end of the thickening plate 5 is in contact with the horizontal plane of the reinforcing block 2-2 and keeps a horizontal state, at the moment, the thickening plate 5 is in horizontal height fit with the placing groove 3-2, the force applied to the clamping piece 2 is removed, the clamping piece 2 is continuously tightly attached to the base main body 3 under the driving of the tension spring 4, meanwhile, the thickening plate 5 moves into the placing groove 3-2, as shown in fig. 5, the position of the limiting rod 1 to the position of the limiting groove 5-1 is limited in the placing groove 3-2, and at the moment, the thickening plate 5 and the base main body 3 are integrated.

Claims

1. A desk lamp base, its characterized in that: comprises a limit rod (1), a clamping piece (2), a base main body (3) and a thickening plate (5); the front end of the base main body (3) is connected with the clamping piece (2) in a sliding manner; a pair of extension springs (4) are fixedly connected between the clamping piece (2) and the base main body (3);

the clamping piece (2) is positioned at the front end of the thickening plate (5); the front end of the thickening plate (5) is rotationally connected with the lower end of the clamping piece (2); the lower end of the limiting rod (1) is connected with a limiting groove (5-2) arranged at the rear end of the thickening plate (5) through threads; the limiting rod (1) is downwards rotated, and the thickening plate (5) and the base main body (3) are integrated; and the limiting rod (1) is screwed upwards, and the thickening plate (5) and the clamping piece (2) are integrated.

2. A desk lamp base as recited in claim 1, wherein: the clamping piece (2) comprises a clamping plate (2-1), a reinforcing block (2-2), a rotating shaft (2-3), a pull rod (2-4) and a pull groove (2-5);

the reinforcing block (2-2) is fixedly connected with the rotating shaft (2-3), and one side, close to the rotating shaft (2-3), of the reinforcing block (2-2) is completely horizontal; the rotating shaft (2-3) is rotatably arranged on a half-arc ring (5-1) arranged at the front end of the thickening plate (5); the pull rod (2-4) is positioned at the upper end of the reinforcing block (2-2), and the pull rod (2-4) is of a symmetrical structure; the front end of the pull rod (2-4) is slidably provided with a symmetrical movable groove (3-1) at the front end of the base main body (3); the pull groove (2-5) is positioned at the upper end of the pull rod (2-4); the reinforcing block (2-2), the rotating shaft (2-3) and the pull rod (2-4) are positioned at the rear end of the clamping plate (2-1), and the pull groove (2-5) is positioned at the upper end of the clamping plate (2-1).

3. A desk lamp base as recited in claim 1, wherein: the lower end of the base main body (3) is provided with a placing groove (3-2), and the placing groove (3-2) is provided with the thickening plate (5).

4. A desk lamp base as claimed in claim 2, wherein: when the rotating shaft (2-3) is rotationally provided with the half-arc ring (5-1), the central horizontal height of the half-arc ring (5-1) is consistent with the central horizontal height of the rotating shaft (2-3).

5. A desk lamp base as claimed in claim 2, wherein: the bottom end of the thickening plate (5) is completely horizontal, and is contacted with the reinforcing block (2-2) under the influence of gravity and kept in a horizontal state.

6. A desk lamp base as claimed in claim 2, wherein: the length of the thickening plate (5) is shorter than the length of the pull rod (2-4); the length of the thickening plate (5) is between the vertical distance between the pull rod (2-4) and the rotating shaft (2-3).