CN214249241U

CN214249241U - Table lamp capable of adjusting multiple swing angles

Info

Publication number: CN214249241U
Application number: CN202120460573.8U
Authority: CN
Inventors: 陈孟玲; 陈伶俐
Original assignee: Yun Lu Lighting Co ltd
Current assignee: Yun Lu Lighting Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-09-21
Anticipated expiration: 2031-03-03

Abstract

A desk lamp capable of adjusting a plurality of swing angles comprises a base, a support rod and a cross rod, wherein the cross rod is used for mounting a lamp tube; the first spherical hinge assembly comprises a screw rod, a first sleeve and a first spherical part; the second spherical hinge assembly comprises a connecting piece, a second sleeve and a second spherical piece; the first ball piece and the second ball piece are each formed with a ball head portion and a threaded portion. The support rods are respectively in spherical hinge joint with the cross rod and the base through the first spherical hinge assembly and the second spherical hinge assembly, so that multi-angle adjustment of the desk lamp is realized; through locating pin stretch to in the bracing piece with roof pressure and joint in the location concave part, make connecting piece and bracing piece looks fixed connection for the process of equipment bracing piece and base is more convenient, thereby makes the dismouting process of desk lamp more convenient.

Description

Table lamp capable of adjusting multiple swing angles

Technical Field

The utility model belongs to the technical field of the technique of desk lamp and specifically relates to a desk lamp of adjustable a plurality of pivot angles is related to.

Background

The desk lamp is an indoor lamp for desktop illumination, and the desk lamp intensively illuminates light in a small area, so that the light action is only limited to the periphery of the desk lamp and does not act on the whole room, and the desk lamp is convenient to read and work. The desk lamp of work is generally by the horizontal pole, the bracing piece and the base that are used for the illumination to constitute, and wherein, horizontal pole and bracing piece reciprocal anchorage, bracing piece and base reciprocal anchorage, this kind of structure exists not enoughly: firstly, the structure prevents the desk lamp from adjusting the illumination angle; secondly, the structure can not be folded, so that the package and the transportation are inconvenient. At present, there is the desk lamp that can fold, like CN207893624U folding desk lamp, horizontal pole and bracing piece are articulated each other, and bracing piece and base are articulated each other for the desk lamp can be folded, but the adjustable angle of this kind of structure is single, can not satisfy user's demand betterly in-service use.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model aims to provide a desk lamp of a plurality of adjustable pivot angles.

In order to achieve the purpose, the utility model provides a table lamp capable of adjusting a plurality of swing angles, which comprises a base, a support rod and a cross rod for installing a lamp tube; the first spherical hinge assembly comprises a screw rod, a first sleeve and a first spherical part; the second spherical hinge assembly comprises a connecting piece, a second sleeve and a second spherical piece; one end of the first sleeve and one end of the second sleeve are both provided with a conical opening; the first ball piece and the second ball piece are both provided with ball head parts and thread parts, wherein the ball head parts of the first ball piece and the second ball piece are respectively clamped in the tapered port of the first sleeve and the tapered port of the second sleeve; one end of the screw rod is in threaded connection with one end of the supporting rod, and the other end of the screw rod is in threaded connection with the other end of the first sleeve; one end of the connecting piece is fixedly connected with the other end of the second sleeve in a threaded manner, a limiting pin is installed at the other end of the connecting piece, and a positioning concave part is formed in the middle of the connecting piece in an annular manner; a limiting groove for embedding a limiting pin is formed in the inner wall of the other end of the supporting rod, and a positioning pin for clamping and connecting the positioning concave part is preset at the other end of the supporting rod; the first sleeve and the second sleeve are respectively provided with a first spring and a second spring, wherein the ball head part of the first ball part and one end of the screw rod part respectively press the two ends of the first spring, and the ball head part of the second ball part and one end of the connecting part respectively press the two ends of the second spring.

Furthermore, the other end of the supporting rod is preset with a mounting hole for mounting a positioning pin.

Furthermore, a first screw hole is preset in the cross rod, wherein the thread portion of the first ball piece is fixedly connected with the first screw hole through threads.

Further, a second screw hole is preset in the base, wherein the thread portion of the second ball piece is fixedly connected with the second screw hole through threads.

Furthermore, the upper edge of the second screw hole is formed with a limiting strip for limiting the swinging direction of the supporting rod relative to the base.

The utility model has the advantages that: the support rods are respectively in spherical hinge joint with the cross rod and the base through the first spherical hinge assembly and the second spherical hinge assembly, so that multi-angle adjustment of the desk lamp is realized; through locating pin stretch to in the bracing piece with roof pressure and joint in the location concave part, make connecting piece and bracing piece looks fixed connection for the process of equipment bracing piece and base is more convenient, thereby makes the dismouting process of desk lamp more convenient.

Drawings

Fig. 1 is a schematic view of a desk lamp.

Fig. 2 is a cross-sectional view of the desk lamp.

Fig. 3 is a schematic view of the support rod.

Fig. 4 is a cross-sectional view of the first ball hinge assembly.

Fig. 5 is a sectional view of a second ball hinge assembly.

The ball joint comprises a base, a first ball hinge component 1, a first ball component 11, a first sleeve 12, a screw rod 13, a second ball hinge component 2, a second ball component 21, a second sleeve 22, a connecting component 23, a positioning concave part 231, a limiting pin 232, a supporting rod 3, a limiting groove 31, a mounting hole 32, a positioning pin 33, a first spring 41, a second spring 42, a cross rod 5, a first screw hole 51, a base 6, a second screw hole 61 and a limiting strip 7.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1 to 3, in the present embodiment, a table lamp capable of adjusting a plurality of swing angles includes a base 6, a support rod 3, a cross rod 5 for mounting a lamp tube, a first spherical hinge assembly 1, and a second spherical hinge assembly 2, wherein the cross rod 5 is preset with a first screw hole 51, and the base 6 is preset with a second screw hole 61. The inner wall of one end of the support rod 3 is formed with a limiting groove 31, and one end of the support rod 3 is preset with a mounting hole 32, and the mounting hole 32 is used for mounting a positioning pin 33.

Referring to fig. 2, in the present embodiment, the first spherical hinge assembly 1 includes a screw member 13, a first sleeve 12 and a first spherical member 11; the second ball and socket joint assembly 2 comprises a connecting member 23, a second sleeve 22 and a second ball member 21. One end of the first sleeve 12 and one end of the second sleeve 22 are both formed with a tapered mouth; the first ball element 11 and the second ball element 21 are both formed with a ball head portion and a threaded portion, wherein the ball head portion of the first ball element 11 and the ball head portion of the second ball element 21 are respectively clamped in the tapered opening of the first sleeve 12 and the tapered opening of the second sleeve 22. The threaded portion of the first ball member 11 and the threaded portion of the second ball member 21 are threadedly fixedly coupled to the first screw hole 51 and the second screw hole 61, respectively.

Referring to fig. 2 or 5, in the present embodiment, one end of the connecting member 23 is fixedly connected to the other end of the second sleeve 22 by a screw, the other end of the connecting member 23 is provided with a limit pin 232, and the middle of the connecting member 23 is annularly formed with a positioning recess 231. The other end of the connecting piece 23 is embedded into one end of the support rod 3, wherein the limit pin 232 is embedded into the limit groove 31, so that the connecting piece 23 cannot rotate. By screwing the positioning pin 33, the positioning pin 33 is installed in the installation hole 32, and the positioning pin 33 extends into the support rod 3 to be pressed against and clamped in the positioning concave part 231, so that the connecting member 23 is fixedly connected with the support rod 3, and the installation of the second spherical hinge assembly 2 and the support rod 3 is completed. After horizontal pole 5 and bracing piece 3 are accomplished in the equipment, earlier with second ball 21 screw thread fixed connection in second screw 61 of second ball pivot subassembly 2, the equipment that second ball pivot subassembly 2 and bracing piece 3 go on is accomplished to above-mentioned structure of rethread for the process of equipment bracing piece 3 and base 6 is more convenient.

Referring to fig. 2 or 4, in the present embodiment, one end of the screw member 13 is fixedly connected to the other end of the support rod 3 through a thread, so that the first spherical hinge assembly 1 and the support rod 3 can be disassembled and assembled more conveniently; the other end of the screw member 13 is fixedly screwed to the other end of the first sleeve 12.

Referring to fig. 2 to 5, in the present embodiment, the first sleeve 12 and the second sleeve 22 are respectively provided with a first spring 41 and a second spring 42, wherein the ball head of the first ball 11 and one end of the screw respectively push against two ends of the first spring 41, so that the first ball 11 can only rotate and swing, and further, the support rod 3 can only rotate in any direction and swing in any direction relative to the cross rod 5; the ball head of the second ball 21 and one end of the connecting member 23 respectively push against two ends of the second spring 42, so that the second ball 21 can only rotate and swing, and further, the support rod 3 can only rotate and swing relative to the base 6, thereby realizing multi-angle swing adjustment of the desk lamp. In addition, the elastic action of the first spring 41 makes the first ball element 11 tightly press against the inner wall of the tapered opening of the first sleeve 12, and similarly, the elastic action of the second spring 42 makes the second ball element 21 tightly press against the inner wall of the tapered opening of the second sleeve 22, so that the first ball element 11 and the second ball element 21 are not easy to rotate and swing without external force, and further the support rod 3 is not easy to rotate and swing without external force.

Referring to fig. 1 or fig. 2, in this embodiment, a limiting boss is preset in an orifice of the second screw hole 61, and a limiting strip 7 is formed on an upper edge of the limiting boss, wherein the limiting strip 7 is formed along a semicircle of the second screw hole 61, and when the support rod 3 swings in the direction of the limiting strip 7, the tapered opening of the second sleeve 22 abuts against the limiting strip 7, so that the support rod 3 cannot further swing in the direction of the limiting strip 7, and the support rod 3 can only swing in the direction away from the limiting strip 7 when swinging relative to the base 6.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make many changes, modifications, and equivalents of the embodiments of the invention without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. The utility model provides a desk lamp of a plurality of adjustable pivot angles, is including being used for base (6), bracing piece (3) and horizontal pole (5) that are used for installing the fluorescent tube, its characterized in that: the spherical hinge device is characterized by further comprising a first spherical hinge assembly (1) and a second spherical hinge assembly (2), wherein the first spherical hinge assembly (1) comprises a screw rod piece (13), a first sleeve (12) and a first spherical piece (11); the second spherical hinge assembly (2) comprises a connecting piece (23), a second sleeve (22) and a second spherical piece (21); one end of the first sleeve (12) and one end of the second sleeve (22) are both formed with a conical opening; the first ball piece (11) and the second ball piece (21) are both formed with a ball head part and a thread part, wherein the ball head part of the first ball piece (11) and the ball head part of the second ball piece (21) are respectively clamped in the tapered opening of the first sleeve (12) and the tapered opening of the second sleeve (22); one end of the screw rod piece (13) is in threaded connection with one end of the supporting rod (3), and the other end of the screw rod piece (13) is in threaded connection with the other end of the first sleeve (12); one end of the connecting piece (23) is fixedly connected with the other end of the second sleeve (22) in a threaded manner, a limiting pin (232) is installed at the other end of the connecting piece (23), and a positioning concave part (231) is formed in the middle of the connecting piece (23) in an annular manner; a limiting groove (31) for embedding a limiting pin (232) is formed in the inner wall of the other end of the supporting rod (3), and a positioning pin (33) for clamping a positioning concave part (231) is preset at the other end of the supporting rod (3); the first sleeve (12) and the second sleeve (22) are respectively provided with a first spring (41) and a second spring (42), wherein the ball head part of the first ball piece (11) and one end of the screw rod piece (13) are respectively pressed against two ends of the first spring (41), and the ball head part of the second ball piece (21) and one end of the connecting piece (23) are respectively pressed against two ends of the second spring (42).

2. The table lamp with multiple adjustable swing angles as claimed in claim 1, wherein: and the other end of the supporting rod (3) is pre-provided with a mounting hole (32) for mounting a positioning pin (33).

3. The table lamp with multiple adjustable swing angles as claimed in claim 1, wherein: the cross rod (5) is preset with a first screw hole (51), wherein the thread part of the first ball piece (11) is fixedly connected with the first screw hole (51) through threads.

4. The table lamp with multiple adjustable swing angles as claimed in claim 1, wherein: a second screw hole (61) is preset in the base (6), wherein the thread portion of the second ball piece (21) is fixedly connected with the second screw hole (61) in a threaded mode.

5. The table lamp capable of adjusting a plurality of swing angles according to claim 4, wherein: a limiting boss is preset in an orifice of the second screw hole (61), a limiting strip (7) is formed on the upper edge of the limiting boss, and the limiting strip (7) is used for limiting the swinging direction of the supporting rod (3) relative to the base (6).