CN210717069U - Rotatory desk lamp of multidimension degree - Google Patents

Abstract

The utility model relates to a technical field of desk lamp, aim at provides an adjust more nimble of angle of shining, the rotatory desk lamp of the steady multidimension degree of focus, including lamp holder, first support, second support, base, connecting piece and pivot subassembly, the pivot subassembly is located between second support and the base just the pivot subassembly is including locating the articulated elements of second support tail end, locating the hinge seat and the spacer pin of base tail end, pre-open the limiting hole in the hinge seat, the limiting hole can supply the spacer pin plug to run through the cooperation, the spacing groove of preforming on spacer pin and the articulated elements pushes up mutually and touches the cooperation.

Description

Rotatory desk lamp of multidimension degree

Technical Field

The utility model belongs to the technical field of the technique of desk lamp and specifically relates to indicate a rotatory desk lamp of multidimension degree.

Background

The desk lamp is a household appliance used for lighting in daily life, is convenient for people to read, study and work, and saves energy. The existing table lamps have more types, but the existing table lamp structure still has the problems that the bright irradiation range is relatively small and concentrated, and multi-angle illumination cannot be realized; at present, the structure of the existing desk lamp is improved by partial public technologies, if a rotatable pin shaft is arranged on a support rod part of the partial desk lamp, the light irradiation angle can be adjusted according to the use requirement, but the gravity center of the desk lamp is unstable due to too large rotation angle of the support rod, and the defects still exist.

Disclosure of Invention

An object of the utility model is to overcome prior art not enough, provide a rotatory desk lamp of multidimension degree.

In order to achieve the above object, the utility model provides a multi-dimensional rotating desk lamp, which comprises a lamp holder, a first bracket, a second bracket, a base, a connecting piece and a rotating shaft assembly, wherein two ends of the second bracket are respectively hinged with the base and the tail end of the first bracket; the connecting piece is arranged between the first support and the lamp holder, wherein the tail end of the connecting piece is hinged with the front end of the first support in the direction perpendicular to the length extension direction of the first support as the axial direction, and the tail end of the lamp holder is rotatably pivoted at the front end of the connecting piece in the direction perpendicular to the length extension direction of the first support as the axial direction; the rotating shaft assembly is arranged between the second bracket and the base and comprises a movable hinge piece arranged at the tail end of the second bracket, a hinge seat arranged at the tail end of the base and a limiting pin, wherein the movable hinge piece is in hinged fit with the hinge seat, and a limiting hole is pre-formed in the hinge seat; the limiting holes are eccentrically arranged and can be used for inserting, pulling, penetrating and matching limiting pins; the front end of the limiting pin penetrates through the limiting hole and then is in limiting fit with a preformed limiting groove on the movable hinge part, and the limiting pin is in abutting fit with the side wall of the limiting groove to limit the range of the rotating angle of the movable hinge part and the hinge seat.

Further, the connecting piece comprises a bracket connecting seat, a bearing seat, a rotating shaft and a nut, wherein one end of the bracket connecting seat is hinged to the front end of the first bracket; the bearing seat is fixedly arranged in a groove part preformed at the other end of the bracket connecting seat; one end of the rotating shaft is provided with an end head, and the other end of the rotating shaft is provided with an external thread; the tail end of the lamp holder is fixedly connected with a lamp holder connecting seat, wherein the lamp holder connecting seat is provided with a front through hole, the bearing seat is provided with a rear through hole, and one end of the rotating shaft, which is provided with the external thread, sequentially penetrates through the front through hole and the rear through hole and then extends into the groove part; the nut is screwed on the external thread of the rotating shaft and is tightly attached to the outer wall surface of the bearing seat so that the support connecting seat rotates around the rotating shaft and rotates relative to the lamp holder connecting seat.

Furthermore, the end part of the limiting pin is also provided with a hand-pulling circular ring, and a groove position for accommodating the hand-pulling circular ring is formed on the outer side surface of the hinge seat.

Further, the first support and the second support are of flat rectangular body-shaped structures, wherein the length of the second support exceeds the length of the first support.

The utility model adopts the above technical scheme, its beneficial effect lies in: the utility model is respectively hinged between the second bracket and the base, between the first bracket and the second bracket and between the first bracket and the connecting piece, so that the product has a plurality of joint adjusting positions; meanwhile, the lamp holder can axially rotate along the extension direction of the length of the first support by adopting the connecting piece, so that the effect that the lamp holder can be adjusted at will is realized, and the illumination direction of the utility model is flexible and changeable and the range is more comprehensive by combining the matching adjustment of the joints, so that the adjustment of the illumination angle is more flexible and the lamp holder is suitable for the illumination requirements of various angles; additionally, the utility model discloses a spacer pin is for base wobbling angle with the restriction second support to prevent that second support rotation angle is too big and lead to the desk lamp focus unstability, improve the utility model discloses a stability.

Because the utility model discloses the rotatory setting of multidimension degree can effectively reduce the volume of the state than current desk lamp accepting, is convenient for carry the use when traveling and business trip.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the pivot assembly of the present invention.

Fig. 3 is an assembled perspective view of the rotating shaft assembly of the present invention.

Fig. 4 is an exploded view of the connector of the present invention.

Fig. 5 is an assembled perspective view of the connecting member and the lamp holder connecting seat of the present invention.

The lamp comprises a lamp head 1, a lamp head 2, a connecting piece 3, a first support, a second support 4, a base 5, a rotating shaft assembly 6, a lamp head connecting seat 11, a front through hole 12, a support connecting seat 21, a bearing seat 22, a rotating shaft 23, a movable hinge part 61, a hinge seat 62, a limiting pin 63, a second hinge part 211, a groove part 212, a rear through hole 221, an arc-shaped convex block 222, a head 231, an external thread 232, a nut 233, a limiting groove 611, a first hinge lug 621, a second hinge lug 622, a hand-pulling circular ring 631 and a limiting hole 6211.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

Referring to fig. 1 to 5, this embodiment is a rotatory desk lamp of multidimension degree, including lamp holder 1, connecting piece 2, first support 3, second support 4 and base 5, wherein, connecting piece 2 is located between first support 3 and the lamp holder 1 and 2 tails of connecting piece articulate in first support 3 front ends so that connecting piece 2 can be followed perpendicular to first support 3 length extending direction and realize rotating for the axial, 3 tails of first support articulate in second support 4 front ends, the angle of illumination can be adjusted more conveniently to the user when using. The above-mentioned hinge connection is implemented by using a hinge shaft to connect the connecting member 2 with the first bracket 3 and the first bracket 3 with the second bracket 4, and the structure thereof is conventional for those skilled in the art, and will not be described herein.

In the embodiment, as shown in fig. 2 and fig. 3, a rotating shaft assembly 6 is further included. The tail end of the second bracket 4 is hinged to the tail end of the base 5 through a rotating shaft assembly 6. The rotating shaft assembly 6 comprises a movable hinge member 61 fixedly mounted at the tail end of the second bracket 4, a hinge seat 62 fixedly mounted at the tail end of the base 5 and a limit pin 63, wherein a limit groove 611 is preformed at one end of the movable hinge member 61; the hinge base 62 is composed of a first hinge ear 621 and a second hinge ear 622, and the movable hinge 61 is hinged between the first hinge ear 621 and the second hinge ear 622 through a hinge shaft; a limit hole 6211 is further pre-opened on the first hinge lug 621, the limit hole 6211 is eccentrically arranged and can be used for the insertion and extraction of the limit pin 63, that is, the limit pin 63 is inserted through the limit hole 6211, and the front end of the limit pin 63 penetrates through the limit hole 6211 and then enters the limit groove 611; when articulated elements 61 and hinge seat 62 rotate to certain angle relatively, thereby the front end of spacer pin 63 pushes up the turned angle scope of touching restriction articulated elements 61 and hinge seat 62 with the lateral wall of spacing groove 611 mutually, and then restricts during the turned angle of second support 4 and base 5 is in a specific range, maintains overall structure's focus steady, the utility model discloses can not empty. In addition, the specific range of the rotation angle depends on the shape and size of the limiting groove 611, and the limiting groove 611 is fan-shaped in this embodiment.

In this embodiment, the end of the limit pin 63 is further provided with a hand-pulling ring 631, and a groove for accommodating the hand-pulling ring 631 is formed on the outer side surface of the hinge seat 62, so that a user can conveniently draw out or insert the limit pin 63 by using the hand-pulling ring 631.

Referring to fig. 4 to 5, the connector 2 of the present embodiment includes a bracket connecting seat 21, a bearing seat 22, a rotating shaft 23, and a nut 233; a second hinge member 211 hinged to the front end of the first bracket 3 is formed at one end of the bracket connecting seat 21, and a groove portion 212 is preformed at the other end of the bracket connecting seat 21, wherein the shape of the groove portion 212 is matched with that of the bearing seat 22 for fixedly arranging the bearing seat 22; the bearing seat 22 is provided with a rear through hole 221, and an arc-shaped projection 222 is provided at the lower end of the rear through hole 221 facing away from one end of the bracket connecting seat 21 to support the rotating shaft and also serve as a supporting point for the rotating shaft 23.

The tail end of the lamp cap 1 is fixedly connected with a lamp cap connecting seat 11, wherein the lamp cap connecting seat 11 is provided with a front through hole 12. One end of the rotating shaft 23 is provided with a head 231, and the other end of the rotating shaft 23 is provided with an external thread 232, wherein the rotating shaft 23 successively passes through the front through hole 12 and the rear through hole 221 so that the end of the rotating shaft 23 provided with the external thread 232 penetrates out of the rear through hole 221 and extends into the bracket connecting seat 21. By screwing the nut 233 to the penetrating part of the rotating shaft 23 and allowing the nut 233 to be closely attached to the outer wall surface of the bearing seat 22, when the rotating shaft 23 rotates, the bearing seat 22 drives the holder connecting seat 21 to rotate around the rotating shaft 23 and rotate relative to the lamp holder connecting seat 11, thereby achieving the effect that the tail end of the lamp holder 1 can rotate with the length extending direction of the first holder 3 as the axial direction. The above-mentioned because there is no limit structure, so can realize 360 rotatory.

In this embodiment, the first support 3 and the second support 4 are both flat rectangular structures, and the length of the second support 4 exceeds the length of the first support 3, so as to ensure the balance of gravity distribution, and make the whole desk lamp not easy to topple.

In this embodiment, one side of the rear end surface of the base 5 is provided with a USB port (not shown) and a DC interface (not shown) which are transversely arranged left and right, and a user can access an adapter to supply power to the device; the lamp holder is internally provided with a power supply circuit of a battery box, and the power supply circuit uses a circuit supplied by a common direct current transformer. The three power supply circuits are conventional circuits, and are laid out in the form of the prior art, so that specific circuits are not shown, and the principle of the circuits is not described in detail in the application.

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 (4)

1. The utility model provides a rotatory desk lamp of multidimension degree, is including lamp holder (1), first support (3), second support (4) and base (5), wherein, the both ends of second support (4) are articulated mutually with the tail end of base (5) and first support (3) respectively, its characterized in that: the lamp holder is characterized by further comprising a connecting piece (2) arranged between the first support (3) and the lamp holder (1) and a rotating shaft assembly (6) arranged between the second support (4) and the base (5), wherein the tail end of the connecting piece (2) is hinged with the front end of the first support (3) in a manner of being vertical to the length extension direction of the first support (3) and serving as the axial direction, and the tail end of the lamp holder (1) is rotatably pivoted at the front end of the connecting piece (2) in a manner of being vertical to the length extension direction of the first support (3) and serving as the axial direction; the rotating shaft assembly (6) comprises a movable hinge piece (61) arranged at the tail end of the second support (4), a hinge seat (62) arranged at the tail end of the base (5) and a limiting pin (63), wherein the movable hinge piece (61) is in hinge fit with the hinge seat (62), a limiting hole (6211) is formed in the hinge seat (62) in advance, the limiting hole (6211) is arranged eccentrically, and the limiting hole (6211) can be used for inserting and pulling through the limiting pin (63); the front end of the limiting pin (63) penetrates through the limiting hole (6211) and then is in limited fit with a preformed limiting groove (611) on the movable hinge piece (61), and the limiting pin (63) is in abutting fit with the side wall of the limiting groove (611) to limit the range of the rotating angle of the movable hinge piece (61) and the hinge seat (62).

2. The desk lamp with multi-dimensional rotation as claimed in claim 1, wherein: the connecting piece (2) comprises a bracket connecting seat (21), a bearing seat (22), a rotating shaft (23) and a nut (233), wherein one end of the bracket connecting seat (21) is hinged to the front end of the first bracket (3); the bearing seat (22) is fixedly arranged in a groove part (212) preformed at the other end of the bracket connecting seat (21); one end of the rotating shaft (23) is provided with a head (231), and the other end of the rotating shaft (23) is provided with an external thread (232); the tail end of the lamp holder (1) is fixedly connected with a lamp holder connecting seat (11), wherein the lamp holder connecting seat (11) is provided with a front through hole (12); the bearing seat (22) is provided with a rear through hole (221), wherein one end of the rotating shaft (23) provided with an external thread (232) sequentially penetrates through the front through hole (12) and the rear through hole (221) and then extends into the groove part (212); the nut (233) is screwed on the external thread (232) of the rotating shaft (23) and is tightly attached to the outer wall surface of the bearing seat (22) so that the support connecting seat (21) rotates around the rotating shaft (23) and rotates relative to the lamp holder connecting seat (11).

3. The desk lamp with multi-dimensional rotation as claimed in claim 1, wherein: the end part of the limiting pin (63) is also provided with a hand-pulling circular ring (631), and a groove position for accommodating the hand-pulling circular ring (631) is formed on the outer side surface of the hinge seat (62).

4. The desk lamp with multi-dimensional rotation as claimed in claim 1, wherein: the first support (3) and the second support (4) are of flat rectangular body-shaped structures, wherein the length of the second support (4) exceeds the length of the first support (3).

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