CN213177821U

CN213177821U - Lighting device

Info

Publication number: CN213177821U
Application number: CN202022157085.8U
Authority: CN
Inventors: 韦春玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-05-11
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a lighting device in the lighting device field, which comprises a base, wherein the upper end surface of the base is provided with a containing groove, the inner rotation of the containing groove is connected with a first rotating shaft, the circumference of the first rotating shaft is fixedly connected with a supporting rod, the front end surface of the supporting rod is provided with a groove, the inner rotation of the groove is connected with a second rotating shaft, the circumference of the second rotating shaft is fixedly connected with a cantilever, the inner rotation of the cantilever is connected with a third rotating shaft, the side end of the third rotating shaft is fixedly connected with a rotating block, the lower end of the rotating block is fixedly connected with a connecting column, the lower end of the connecting column is fixedly connected with a ball, the outer part of the connecting column is sleeved with a fastening nut, the inner thread of the fastening nut is connected with a clamping block, the circumference of the clamping block is provided with a square groove, the lower end, and fixing the desk lamp.

Description

Lighting device

Technical Field

The utility model relates to a lighting device field specifically is a lighting device.

Background

In the field of lighting, various lamps provide various lighting effects for living spaces of people, such as table lamps, ceiling lamps, floor lamps and the like. The desk lamp and the floor lamp mainly concentrate light on a desktop or a small area on the ground, so that the illumination range of the desk lamp and the floor lamp is relatively small and concentrated; the ceiling lamp scatters light to a living room, a room or an office at the top of a wall, so that the irradiation range of the ceiling lamp is larger than that of a desk lamp and a floor lamp.

However, the existing desk lamp cannot be folded when being stored, so that a large amount of space is occupied, and certain damage to the desk lamp is easily caused; in addition, the desk lamp is directly placed on the desk, so that the desk lamp can slide off the desk when being accidentally impacted, and certain damage is caused to the desk lamp.

Therefore, the utility model provides a lighting device to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lighting device to solve the problem that proposes among the above-mentioned background art.

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

a lighting device comprises a base, wherein a containing groove is formed in the upper end face of the base, a first rotating shaft is rotatably connected in the containing groove, a supporting rod is fixedly connected with the circumferential surface of the first rotating shaft, a groove is arranged on the front end surface of the supporting rod, a second rotating shaft is rotatably connected in the groove, a cantilever is fixedly connected with the circumferential surface of the second rotating shaft, a third rotating shaft is rotationally connected in the cantilever, a rotating block is fixedly connected at the side end of the third rotating shaft, the lower end of the rotating block is fixedly connected with a connecting column, the lower end of the connecting column is fixedly connected with a ball, a fastening nut is sleeved outside the connecting column, a clamping block is connected with the internal thread of the fastening nut, the LED lamp clamping device is characterized in that a square groove is formed in the circumferential surface of the clamping block, the lower end of the clamping block is fixedly connected with a lamp shade, an LED lamp is fixedly connected in the lamp shade, and a protective cover is fixedly connected to the lower end of the lamp shade.

As a further aspect of the present invention: the base lower extreme fixedly connected with sucking disc, the sucking disc is provided with a plurality ofly and evenly distributed at the base lower extreme, like this at the during operation, can reach the stable fixed to the base for the stable fixed of base is on the desktop.

As a further aspect of the present invention: first pivot, second pivot and third pivot all are the damping axle, like this at the during operation, because the effect of damping makes can fix the desk lamp to arbitrary position.

As a further aspect of the present invention: the square grooves are arranged in a plurality of numbers and are evenly distributed on the circumferential surfaces of the clamping blocks, the clamping blocks are made of elastic materials, and therefore when the ball clamp works, the clamping blocks can be contracted under the action of the square grooves by screwing the fastening nuts, and the ball is fixed.

As a further aspect of the present invention: the LED lamp is provided with a plurality of and evenly distributed in the lamp shade, so that when the LED lamp works, the brightness of increased illumination can be achieved, and the illumination effect is better.

Advantageous effects

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

1. through under the cooperation of base and sucking disc, press the base downwards, give the extrusion with the air in the sucking disc for be in the state of negative pressure in the sucking disc, at this moment just can make the inseparable absorption of sucking disc on the desktop, reach the purpose that can fix the base, solved the fixed unstable problem of base, great improvement the protection to the desk lamp.

2. Through having seted up on the base and accomodate the groove, then press the bracing piece downwards, make the bracing piece accomodate and accomodate the inslot under the effect of first pivot, when the bracing piece was accomodate completely and was accomodate the inslot, press the cantilever at this moment again, make the cantilever accomodate the recess under the effect of second pivot in, just so reached the purpose of accomodating, solved the problem that the desk lamp was not convenient for to accomodate, great reduction to the waste of space resource, the damage to the desk lamp has also been reduced simultaneously.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a middle left-side view section of the present invention;

fig. 3 is an enlarged schematic structural view of a portion a in fig. 2 according to the present invention.

In the figure: 1-base, 2-accommodating groove, 3-support rod, 4-groove, 5-cantilever, 6-rotating block, 7-fastening nut, 8-lampshade, 9-protective cover, 10-sucker, 11-first rotating shaft, 12-second rotating shaft, 13-third rotating shaft, 14-connecting column, 15-round ball, 16-square groove, 17-LED lamp and 18-clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a lighting device includes a base 1, a receiving groove 2 is formed on an upper end surface of the base 1, a first rotating shaft 11 is rotatably connected in the receiving groove 2, a supporting rod 3 is fixedly connected to a circumferential surface of the first rotating shaft 11, a groove 4 is formed on a front end surface of the supporting rod 3, a second rotating shaft 12 is rotatably connected in the groove 4, a cantilever 5 is fixedly connected to a circumferential surface of the second rotating shaft 12, a third rotating shaft 13 is rotatably connected in the cantilever 5, a rotating block 6 is fixedly connected to a side end of the third rotating shaft 13, a connecting post 14 is fixedly connected to a lower end of the rotating block 6, a round ball 15 is fixedly connected to a lower end of the connecting post 14, a fastening nut 7 is sleeved on an outer portion of the connecting post 14, a clamping block 18 is threadedly connected in the fastening nut 7, a square groove 16, the lower end of the lampshade 8 is fixedly connected with a protective cover 9.

The lower end of the base 1 is fixedly connected with the suckers 10, and the suckers 10 are uniformly distributed at the lower end of the base 1, so that when the desk works, the base 1 can be stably fixed, and the base 1 is stably fixed on a desktop; the first rotating shaft 11, the second rotating shaft 12 and the third rotating shaft 13 are damping shafts, so that when the desk lamp works, the desk lamp can be fixed at any position due to the damping effect; the square grooves 16 are uniformly distributed on the circumferential surface of the clamping block 18, the clamping block 18 is made of elastic materials, and therefore when the round ball 15 is in work, the clamping block 18 can have a contraction space under the action of the square grooves 16 by screwing the fastening nut 7, and the round ball 15 is fixed; the LED lamp 17 is provided with a plurality of and evenly distributed in the lamp shade 8, so that when the LED lamp works, the brightness of increased illumination can be achieved, and the illumination effect is better.

The utility model discloses a theory of operation is:

when the utility model is used, the base 1 is pressed downwards under the matching of the base 1 and the sucker 10, the air in the sucker 10 is extruded out, the sucker 10 is in a negative pressure state, at the moment, the sucker 10 can be tightly adsorbed on a table top, the purpose of fixing the base 1 is achieved, the table lamp can be fixed in a required place, after the table lamp is fixed, the lamp cover 8 is pulled upwards, the supporting rod 3 is led out from the accommodating groove 2 under the action of the first rotating shaft 11, the cantilever 5 is led out from the groove 4 under the action of the second rotating shaft 12, the folding table lamp can be opened, when the table lamp is opened to a certain position, the irradiation angle of the table lamp is adjusted, the fastening nut 7 is loosened, then the lamp cover 8 is rotated, the ball 15 rotates in the clamping block 18, when adjusting certain angle, at this moment screw up tight set nut 7, owing to press from both sides tight piece 18 and be elastic material, make simultaneously under the cooperation of square groove 16 press from both sides tight piece 18 and press from both sides tight ball 15, just so reached the adjustment to the desk lamp irradiation angle, the utility model discloses simple structure cost of manufacture is low, only needs simple operation just can reach portable taking in to the fixing of desk lamp, great reduction to the waste of space resource, also reduced the damage to the desk lamp simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A lighting device comprising a base (1), characterized in that: the improved structure is characterized in that an accommodating groove (2) is formed in the upper end face of the base (1), a first rotating shaft (11) is connected to the accommodating groove (2) in a rotating mode, a supporting rod (3) is fixedly connected to the periphery of the first rotating shaft (11), a groove (4) is formed in the front end face of the supporting rod (3), a second rotating shaft (12) is connected to the groove (4) in a rotating mode, a cantilever (5) is fixedly connected to the periphery of the second rotating shaft (12), a third rotating shaft (13) is connected to the cantilever (5) in a rotating mode, a rotating block (6) is fixedly connected to the side end of the third rotating shaft (13), a connecting column (14) is fixedly connected to the lower end of the rotating block (6), a round ball (15) is fixedly connected to the lower end of the connecting column (14), a locking nut (7) is sleeved outside the, the LED lamp is characterized in that a square groove (16) is formed in the circumferential surface of the clamping block (18), a lampshade (8) is fixedly connected to the lower end of the clamping block (18), an LED lamp (17) is fixedly connected to the inner side of the lampshade (8), and a protective cover (9) is fixedly connected to the lower end of the lampshade (8).

2. A lighting device as recited in claim 1, wherein: the base (1) lower extreme fixedly connected with sucking disc (10), sucking disc (10) are provided with a plurality ofly and evenly distributed at base (1) lower extreme.

3. A lighting device as recited in claim 1, wherein: the first rotating shaft (11), the second rotating shaft (12) and the third rotating shaft (13) are damping shafts.

4. A lighting device as recited in claim 1, wherein: the square grooves (16) are uniformly distributed on the circumferential surface of the clamping block (18), and the clamping block (18) is made of elastic materials.

5. A lighting device as recited in claim 1, wherein: the LED lamps (17) are arranged in the lamp cover (8) in a plurality of uniform distribution.