CN213746267U

CN213746267U - Desk lamp with illumination intensity adjusting function

Info

Publication number: CN213746267U
Application number: CN202023039449.9U
Authority: CN
Inventors: 李慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-07-20
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a desk lamp with illumination intensity regulatory function, which comprises a lamp socket, install the support on the lamp stand, install the lamp shade on the support, the lamp shade includes the banding cover body, cover body one end is provided with adjusting baffle and the other end is provided with the installation baffle, it adjusts the light section of thick bamboo to be provided with both ends open-ended between adjusting baffle and the installation baffle to lie in the cover body, it has the printing opacity district and has shaded the district to adjust light section of thick bamboo to go up to arrange along circumference on the section of thick bamboo, fixed mounting has the regulation seat on the adjusting baffle, it installs the carousel to rotate on the regulation seat, it is on the carousel to adjust light section of thick bamboo one end fixed suit, be provided with the pivot on the carousel, the pivot outer end stretches out the regulation seat and is connected with the knob, be provided with rotational positioning device between pivot and the regulation seat, install the lighting fixture on the installation baffle, the lighting fixture stretches into and adjusts the light section of thick bamboo, install the illumination lamps and lanterns on the lighting fixture. The utility model discloses brightness control is more convenient, can avoid the potential safety hazard simultaneously, protected eyes, can not influence illumination lamps and lanterns life.

Description

Desk lamp with illumination intensity adjusting function

Technical Field

The utility model relates to an illumination lamps and lanterns especially relate to a desk lamp with illumination intensity regulatory function.

Background

The desk lamp is a commonly used lighting tool, and is mainly used for concentrating light in a small area at night or under the condition of dark light so as to provide lighting for a user to learn, read, write or work. Present desk lamp structure mainly is including the lamp stand, install the support on the lamp stand, install the lamp shade on the support, install illumination lamps and lanterns like bulb or fluorescent tube in the lamp shade, realize the illumination, and can adjust illumination lamps and lanterns's luminance in using the desk lamp, lead to using eye fatigue with avoiding illumination intensity too strong to cause injury or illumination intensity too weak to eyes, play the guard action to eyes, but the adjustting of luminance of current desk lamp is many to be realized through the electric current of illumination lamps and lanterns in order to adjust, though it is more convenient to adjust, but because relate to the electricity and adjust, there is certain potential safety hazard during the use, change through illumination lamps and lanterns electric current simultaneously also can influence life to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the desk lamp with the illumination intensity adjusting function has the advantages that the brightness adjustment is convenient, the potential safety hazard can be avoided, the eyes are protected, and the service life of the illuminating lamp is not influenced.

In order to solve the technical problem, the technical scheme of the utility model is that: a desk lamp with a light intensity adjusting function comprises a lamp holder, wherein a support is installed on the lamp holder, a lampshade is installed on the support, the lampshade comprises a strip-shaped cover body, one end of the cover body is provided with an adjusting baffle, the other end of the cover body is provided with an installation baffle, a dimming cylinder with two open ends is arranged between the adjusting baffle and the installation baffle in the cover body, a light transmitting area and a light shading area are arranged on the dimming cylinder along the circumferential direction, an adjusting seat is fixedly installed on the adjusting baffle, a rotary disc is rotatably installed on the adjusting seat, one end of the dimming cylinder is fixedly sleeved on the rotary disc, a rotary shaft is arranged on the rotary disc, the outer end of the rotary shaft extends out of the adjusting seat and is connected with a knob, a rotary positioning device is arranged between the rotary shaft and the adjusting seat, a lamp holder is installed on the installation baffle, and, and the lamp holder is provided with a lighting lamp.

As a preferred technical solution, the light adjusting cylinder is a transparent cylinder made of a transparent material, and the light shielding region is a light shielding layer covered on the light adjusting cylinder.

As a preferred technical scheme, the light-transmitting area is a light-transmitting opening formed in the light-adjusting cylinder, and the light-transmitting opening extends along the axial direction of the light-adjusting cylinder.

As a preferred technical scheme, a semi-transparent area is arranged between the transparent area and the shading area on the dimming cylinder, and the semi-transparent area is formed by covering the dimming cylinder with a semi-transparent layer.

As a preferred technical scheme, the one end that a section of thick bamboo kept away from the carousel of adjusting luminance rotates to be installed on the installation baffle, the installation baffle is last to be located adjust luminance a section of thick bamboo department install the lighting fixture.

According to a preferable technical scheme, the rotary positioning device comprises a rubber sleeve arranged on the adjusting seat, the rotating shaft penetrates through the rubber sleeve, positioning convex strips extending along the axial direction are distributed on the inner side of the rubber sleeve in a protruding mode, and positioning grooves matched with the positioning convex strips are distributed on the outer peripheral side of the rotating shaft.

As the technical scheme is adopted, the desk lamp with the illumination intensity adjusting function comprises a lamp holder, a support is mounted on the lamp holder, a lampshade is mounted on the support and comprises a strip-shaped cover body, one end of the cover body is provided with an adjusting baffle, the other end of the cover body is provided with a mounting baffle, a dimming cylinder with two open ends is arranged between the adjusting baffle and the mounting baffle in the cover body, a light transmitting area and a light shading area are circumferentially arranged on the dimming cylinder, an adjusting seat is fixedly mounted on the adjusting baffle, a turntable is rotatably mounted on the adjusting seat, one end of the dimming cylinder is fixedly sleeved on the turntable, a rotating shaft is arranged on the turntable, the outer end of the rotating shaft extends out of the adjusting seat and is connected with a knob, a rotary positioning device is arranged between the rotating shaft and the adjusting seat, and a lamp bracket is mounted on the mounting baffle, the lamp holder extends into the dimming cylinder, and the lamp holder is provided with a lighting lamp. During the use through lieing in the section of thick bamboo that adjusts luminance illumination lamps and lanterns for the user study, read, write or work provide the illumination, through rotating the knob, order about the pivot, carousel and the section of thick bamboo that adjusts luminance rotate, the last light transmission zone of adjustment section of thick bamboo and the shading zone position, adjust illumination lamps and lanterns and shine study through the light transmission zone, read, write or the work area light how much, realize the regulation of illumination intensity, make the shading zone can shelter from the light that shines user's eyes department through the regulation simultaneously, play the guard action to eyes, and realize the restraint location of adjusting luminance section of thick bamboo rotation regulation back position through rotatory positioner, it is more convenient to adjust, can avoid the potential safety hazard simultaneously, can not influence the life of illumination lamps and lanterns.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

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

fig. 2 is a bottom view of the lampshade of the utility model;

FIG. 3 is a schematic structural view of the light modulation cylinder of the present invention;

fig. 4 is a schematic structural view of the rotary positioning device of the light modulation cylinder of the present invention;

FIG. 5 is a schematic view of the rotation shaft and the rubber sleeve of the present invention;

fig. 6 is a schematic cross-sectional view of the light modulation tube of the present invention.

In the figure: 1-a lamp holder; 11-a scaffold; 12-cover body, 13-installation baffle; 14-adjusting the baffle; 2-a light-adjusting cylinder; 21-a light-transmitting region; 22-a semi-opaque region; 23-a shading area; 3-a lamp holder; 31-a lighting fixture; 4-an adjusting seat; 41-knob; 42-a turntable; 43-a rotating shaft; 431-a positioning groove; 5-rubber sleeve; 51-positioning ribs.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1, 2, 3 and 4, a desk lamp with a function of adjusting illumination intensity comprises a lamp holder 1, wherein a support 11 is mounted on the lamp holder 1, a lampshade is mounted on the support 11, a threading pipe can be fixed on the lamp holder 1 by the support 11, a shapable snake pipe such as a gooseneck pipe is mounted on the threading pipe and connected with the lampshade, a power line passes through the threading pipe and the gooseneck pipe and is led into the lampshade to be connected with a lighting lamp 31, and a reflecting layer can be arranged on the inner side surface of the lampshade to improve the light utilization rate and the lighting effect; the lampshade comprises a strip-shaped lampshade body 12, one end of the lampshade body 12 is provided with an adjusting baffle plate 14, the other end is provided with an installation baffle plate 13, a dimming cylinder 2 with two open ends is arranged between the adjusting baffle 14 and the mounting baffle 13 in the cover body 12, a light transmitting area 21 and a light shielding area 23 are arranged on the light adjusting cylinder 2 along the circumferential direction, an adjusting seat 4 is fixedly arranged on the adjusting baffle plate 14, a turntable 42 is rotatably installed on the adjusting seat 4, one end of the light adjusting cylinder 2 is fixedly sleeved on the turntable 42, the rotary disc 42 is provided with a rotating shaft 43, the outer end of the rotating shaft 43 extends out of the adjusting seat 4 and is connected with a knob 41, a rotary positioning device is arranged between the rotating shaft 43 and the adjusting seat 4, a lamp holder 3 is arranged on the mounting baffle 13, the lamp holder 3 extends into the dimming cylinder 2, and the lamp holder 3 is provided with a lighting lamp 31. The lighting fixture 31 may be an energy saving lamp tube, an LED light bar, etc., the energy saving lamp tube or the LED light bar is connected to a power line, and the connection of the lighting fixture 31 is well known technology and will not be described in detail. During use, the lighting lamp 31 is positioned in the dimming cylinder 2 to provide lighting for a user to study, read, write or work, the rotating knob 41 is rotated to drive the rotating shaft 43, the rotating disc 42 and the dimming cylinder 2 to rotate, the positions of the light transmission area 21 and the light shading area 23 on the dimming cylinder 2 are adjusted, the lighting lamp 31 is adjusted to irradiate the light of the study, the read, the write or the work area through the light transmission area 21, the illumination intensity is adjusted, meanwhile, the light of the eyes of the user can be shielded through the light shading area 23 by adjusting, and the eye protection effect is achieved. One end of the dimming cylinder 2, which is far away from the rotary disc 42, is rotatably installed on the installation baffle 13, and the lamp holder 3 is installed on the installation baffle 13 and positioned in the dimming cylinder 2, so that the installation firmness of the dimming cylinder 2 is improved.

As shown in fig. 2, 3 and 6, the light adjusting cylinder 2 is a transparent cylinder made of a transparent material, the light shielding region 23 is a light shielding layer covered on the light adjusting cylinder 2, light of the lighting fixture 31 passes through the light transmitting region 21 of the light adjusting cylinder 2, so that normal use of the lighting fixture 31 is ensured, and the rotating shaft 43, the rotating disc 42 and the light adjusting cylinder 2 are driven to rotate by rotating the knob 41, so that the light shielding region 23 shields light irradiating eyes of a user, the angle adjustment range of the lampshade is expanded, and damage caused by direct irradiation of light to the eyes due to angle adjustment of the lampshade is avoided. The light-transmitting area 21 is a light-transmitting opening formed in the light-adjusting cylinder 2, the light-transmitting opening extends along the axial direction of the light-adjusting cylinder 2, the brightness of the lighting lamp 31 for illuminating a learning, reading, writing or working area can be improved, the area of the common light-transmitting area 21 in the circumferential direction of the light-adjusting cylinder 2 is larger than that of the light-shielding area 23, and a better lighting effect is facilitated. The dimming tube 2 is provided with a semi-transparent area 22 between the transparent area 21 and the shading area 23, the semi-transparent area 22 is that the dimming tube 2 is covered with a semi-transparent layer, so that the light of the lighting lamp 31 has the selection of complete transparency, semi-transparency and shading impermeability on the dimming tube 2, and the use is more convenient. The light shielding layer may be formed by coating an opaque paint on the light-adjusting cylinder 2 or adhering an opaque film, and the translucent layer may be formed by adhering a translucent film on the light-adjusting cylinder 2, which are well known in the art and will not be described in detail herein.

As shown in fig. 1, 4 and 5, the rotary positioning device includes the rubber sleeve 5 installed on the adjusting base 4, the rotating shaft 43 passes through the rubber sleeve 5, the positioning convex strip 51 extending along the axial direction is distributed in the inner side of the rubber sleeve 5 in a protruding manner, the positioning concave groove 431 matched with the positioning convex strip 51 is distributed on the outer peripheral side of the rotating shaft 43, the rubber sleeve 5 not only plays a damping effect on the rotation of the rotating shaft 43, but also plays a restraining and positioning effect on the rotation of the dimming cylinder 2 due to the matching between the positioning convex strip 51 on the rubber sleeve 5 and the positioning concave groove 431 on the rotating shaft 43, and the adjustment is convenient. Of course, the rotary positioning device can also adopt the conventional technologies that the adjusting seat 4 is provided with a spring to push the ball through the mounting slot hole, and grooves matched with the ball are distributed on the periphery of the rotating shaft 43, and the like.

The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a desk lamp with illumination intensity regulatory function, includes the lamp stand, install the support on the lamp stand, install lamp shade, its characterized in that on the support: the lamp shade includes the banding cover body, cover body one end is provided with adjusting baffle and the other end is provided with the installation baffle, the internal being located of cover be provided with both ends open-ended section of thick bamboo of adjusting light between adjusting baffle and the installation baffle, the section of thick bamboo of adjusting light is last to have arranged light-transmitting area and to hide the light zone along circumference, fixed mounting has the regulation seat on the adjusting baffle, it installs the carousel to rotate on the regulation seat, the fixed suit of a section of thick bamboo one end of adjusting light is in on the carousel, be provided with the pivot on the carousel, the pivot outer end is stretched out adjust the seat and be connected with the knob, the pivot with be provided with rotational positioning device between the regulation seat, install the lighting fixture on the installation baffle, the lighting fixture stretches into in the section of thick bamboo of adjusting light, install illumination lamps and lanterns on the lighting fixture.

2. The desk lamp with the function of adjusting the illumination intensity as set forth in claim 1, wherein: the light adjusting cylinder is a transparent cylinder made of transparent materials, and the light shading area is a light shading layer covered on the light adjusting cylinder.

3. The desk lamp with the function of adjusting the illumination intensity as set forth in claim 1, wherein: the light-transmitting area is a light-transmitting opening formed in the light-adjusting cylinder, and the light-transmitting opening extends along the axial direction of the light-adjusting cylinder.

4. The desk lamp with the function of adjusting the illumination intensity as set forth in claim 1, wherein: the dimming cylinder is provided with a semi-light-transmitting area between the light-transmitting area and the light-shading area, and the semi-light-transmitting area is formed by covering the dimming cylinder with a semi-transparent layer.

5. The desk lamp with the function of adjusting the illumination intensity as set forth in claim 1, wherein: the one end that a section of thick bamboo kept away from the carousel rotates to be installed on the installation baffle, the last position of installing of installation baffle is in the section of thick bamboo department of adjusting luminance installs the lighting fixture.

6. A desk lamp with a function of adjusting illumination intensity as set forth in any one of claims 1-5, wherein: the rotary positioning device comprises a rubber sleeve arranged on the adjusting seat, the rotating shaft penetrates through the rubber sleeve, a positioning convex strip extending along the axial direction is distributed in a protruding mode on the inner side of the rubber sleeve, and positioning grooves matched with the positioning convex strip are distributed on the outer peripheral side of the rotating shaft.