CN211780525U

CN211780525U - Lampshade with adjustable brightness

Info

Publication number: CN211780525U
Application number: CN202020720305.0U
Authority: CN
Inventors: 韩美兰
Original assignee: Guangzhou Juntian Technology Co ltd
Current assignee: Dongyang Tangsheng Technology Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-10-27
Anticipated expiration: 2030-05-06

Abstract

The utility model relates to an adjustable luminance lamp shade, include: the first cover body is uniformly provided with a plurality of first light passing holes at intervals; the second cover body and the first cover body can rotate relatively; the second cover body comprises an optical disk guide, an optical disk outlet and a connecting part; the light guide disc is used for being attached to the first cover body, a plurality of second light passing holes are uniformly formed in the light guide disc at intervals, and the second light passing holes are used for corresponding to the first light passing holes; a shading part is formed between the adjacent second light passing holes, and a shading layer is arranged on one surface of the shading part; the light shielding part and the light shielding layer are used for partially shielding or completely shielding the first light passing hole. Above-mentioned adjustable luminance lamp shade, simple structure, convenient to use, the second cover body of manual rotation drives the shading portion and goes the part with the light shield layer to shelter from or shelter from first light hole completely, and the size of the luminous flux that the control light source got into the second cover body through first cover body, and then the display luminance of control play CD to realize the luminance of adjusting light.

Description

Lampshade with adjustable brightness

Technical Field

The utility model relates to the technical field of lighting technology, especially, relate to an adjustable luminance lamp shade.

Background

Electric lamps, i.e. artificial lighting appliances using electricity as an energy source, can convert electricity into light, and greatly promote the progress of human civilization. Common types of electric lamps are incandescent lamps, fluorescent lamps, LED lamps, etc.

The common incandescent lamp or the LED lamp does not have the dimming function, namely, the brightness of the light sources is a fixed value, and the light sources cannot be adjusted and changed once being manufactured, and the brightness change cannot be flexibly adjusted according to actual requirements, so that the light source is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides an adjustable luminance lamp shade, simple structure, convenient to use can come nimble light luminance of adjusting according to the actual demand, improves the convenience.

In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:

an adjustable brightness lampshade comprising:

the first cover body is provided with a plurality of first light passing holes at uniform intervals; and

the second cover body is coaxially arranged with the first cover body, and the second cover body and the first cover body can rotate relatively; the second cover body comprises an optical disk guide and an optical disk outlet which are arranged at intervals, and a connecting part connected between the optical disk guide and the optical disk outlet; the optical disc guide is used for being attached to the first cover body, a plurality of second light passing holes are uniformly formed in the optical disc guide at intervals, and the second light passing holes are used for corresponding to the first light passing holes; a shading part is formed between the adjacent second light passing holes, and a shading layer is arranged on one surface of the shading part; the light shielding part and the light shielding layer are used for partially shielding or completely shielding the first light passing hole.

Above-mentioned adjustable luminance lamp shade, simple structure, convenient to use, the second cover body of manual rotation drives the shading portion and goes the part with the light shield layer to shelter from or shelter from first light hole completely, and the size of the luminous flux that the control light source got into the second cover body through first cover body, and then the display luminance of control play CD to realize the luminance of adjusting light.

In one embodiment, the first cover comprises a base plate and a side wall extending from the outer periphery of the base plate in a direction away from the second cover; the first light passing holes are uniformly arranged along the center of the base plate at intervals.

In one embodiment, the outer surface of the side wall is provided with a sliding groove along the circumferential direction of the side wall; the second cover body also comprises a plurality of clamping pins connected to the outer periphery of the optical disk at intervals and slide rails respectively connected to the inner surfaces of the clamping pins; the clamping foot is used for being attached to the side wall, and the sliding rail corresponds to the sliding groove.

In one embodiment, the inner surface of one end of the clamping foot facing the first cover body is provided with a chamfer.

In one embodiment, the first cover body further comprises a plurality of lugs which are connected to the inner periphery of the side wall at uniform intervals, and an assembly hole is formed in the middle of each lug.

In one embodiment, the shape and size of the second light passing hole are consistent with the shape and size of the first light passing hole.

In one embodiment, the first light passing holes are arranged in a fan shape.

In one embodiment, the light-shielding layer is a light-shielding film or a light-shielding coating layer that is opaque to light.

Drawings

Fig. 1 is a schematic perspective view of a lampshade with adjustable brightness according to an embodiment of the present invention;

FIG. 2 is a perspective view of the adjustable brightness lampshade shown in FIG. 1 from another perspective;

FIG. 3 is an exploded view of the adjustable brightness lampshade shown in FIG. 2;

FIG. 4 is an exploded view of the first housing of the adjustable brightness lampshade of FIG. 3 from another perspective;

fig. 5 is a cross-sectional view of a second cover in the adjustable brightness lampshade shown in fig. 3.

Reference is made to the accompanying drawings in which:

10-a first cover body, 11-a base plate, 12-a side wall, 13-a first light passing hole, 14-a sliding groove, 15-a lug and 16-an assembly hole;

20-a second cover body, 21-an optical disk, 22-an optical disk, 23-a connecting part, 24-a clamping pin, 25-a sliding rail, 26-a second light passing hole, 27-a light shading part and 28-a light shading layer.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 5, a lampshade with adjustable brightness according to an embodiment of the present invention is used for covering a light source. The lampshade with adjustable brightness comprises a first lampshade body 10 and a second lampshade body 20 coaxially mounted with the first lampshade body 10, wherein the first lampshade body 10 and the second lampshade body 20 can rotate relatively, and the first lampshade body 10 is used for covering a light source.

The first cover 10 includes a base plate 11 and a sidewall 12 extending from the outer periphery of the base plate 11 in a direction away from the second cover 20; the light source is mounted in the space enclosed by the base plate 11 and the side wall 12. In the present embodiment, the base plate 11 and the sidewall 12 are made of a light-permeable material. A plurality of first light passing holes 13 are uniformly spaced on the base plate 11, in this embodiment, the first light passing holes 13 are arranged in a fan shape, the number of the first light passing holes 13 is four, and the first light passing holes 13 are uniformly spaced along the center of the base plate 11. The outer surface of the side wall 12 is provided with a sliding groove 14 along the circumferential direction of the side wall 12, and the sliding groove 14 is used for being matched and connected with a second cover body 20.

Further, in this embodiment, the first cover 10 further includes a plurality of lugs 15 connected to the inner periphery of the sidewall 12 at regular intervals, an assembling hole 16 is opened in the middle of the lug 15, and the first cover 10 can be mounted on the wall by using a fastener such as a screw to penetrate through the assembling hole 16 to achieve fixing.

The second cover body 20 is hollow, and the second cover body 20 includes a light guide disc 21 and a light emitting disc 22 which are arranged at intervals, a connecting part 23 connected between the light guide disc 21 and the light emitting disc 22, a plurality of clamping pins 24 connected to the outer periphery of the light guide disc 21 at intervals, and slide rails 25 respectively connected to the inner surfaces of the clamping pins 24; the clamping leg 24 is used for attaching the side wall 12, and the sliding rail 25 corresponds to the sliding groove 14, so as to realize the mutual fastening of the second cover body 20 and the first cover body 10.

In the present embodiment, the light guiding plate 21, the light emitting plate 22 and the connecting portion 23 are made of a light-permeable material.

Specifically, the light guide plate 21 is in conformity with the shape of the base plate 11, and the light guide plate 21 is used for attaching the base plate 11. The optical disc 21 is provided with a plurality of second light passing holes 26 at regular intervals, in this embodiment, the second light passing holes 26 are used for corresponding to the first light passing holes 13, wherein the shape and size of the second light passing holes 26 are the same as the shape and size of the first light passing holes 13. A light shielding portion 27 is formed between the adjacent second light passing holes 26, a light shielding layer 28 is provided on one surface of the light shielding portion 27, and the light shielding portion 27 and the light shielding layer 28 are used for partially or completely shielding the first light passing hole 13.

In the present embodiment, the light-shielding layer 28 is a light-shielding film that does not transmit light; it will be appreciated that in other embodiments, the opacifying layer 28 may be replaced by an opaque opacifying coating.

Further, in order to facilitate the mutual engagement between the second cover 20 and the first cover 10, an inner surface of one end of the locking leg 24 facing the first cover 10 is provided with a chamfer, so that when the second cover 20 and the first cover 10 are engaged with each other, the bottom edge of the first cover 10 is more smoothly abutted against the second cover 20 along the chamfer.

In practical use, the first cover 10 is used for covering a light source, the second cover 20 is manually rotated to drive the light shielding portion 27 and the light shielding layer 28 to partially or completely shield the first light passing hole 13, and the magnitude of the luminous flux of the light source entering the second cover 20 through the first cover 10 is controlled, so as to control the display brightness of the optical disc 22, and thus, the brightness of the light can be adjusted.

The brightness-adjustable lampshade is simple in structure and convenient to use, the second cover body 20 is manually rotated to drive the shading portion 27 and the shading layer 28 to partially or completely shade the first light passing hole 13, the light source is controlled to pass through the first cover body 10 and enter the second cover body 20, and then the display brightness of the optical disk 22 is controlled, so that the brightness of lamplight can be adjusted.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A lampshade with adjustable brightness, comprising:

2. The adjustable brightness lampshade of claim 1, wherein the first cover body comprises a base plate and a side wall extending from the outer periphery of the base plate in a direction away from the second cover body; the first light passing holes are uniformly arranged along the center of the base plate at intervals.

3. The lampshade with adjustable brightness according to claim 2, characterized in that a sliding groove is arranged on the outer surface of the side wall along the circumferential direction of the side wall; the second cover body also comprises a plurality of clamping pins connected to the outer periphery of the optical disk at intervals and slide rails respectively connected to the inner surfaces of the clamping pins; the clamping foot is used for being attached to the side wall, and the sliding rail corresponds to the sliding groove.

4. The lampshade with adjustable brightness according to claim 3, characterized in that the inner surface of one end of the clamping foot facing the first cover body is provided with a chamfer.

5. The lampshade of claim 2, wherein the first cover further comprises a plurality of lugs connected to the inner periphery of the side wall at regular intervals, and the middle of each lug is provided with an assembling hole.

6. The lampshade of claim 1, wherein the second light passing hole has a shape and a size corresponding to the shape and the size of the first light passing hole.

7. The lampshade of claim 1, wherein the first light passing hole is provided in a fan shape.

8. The adjustable brightness lampshade of claim 1, wherein the light shielding layer is an opaque light shielding film or an opaque light shielding coating.