WO2020207349A1

WO2020207349A1 - Elongated table lamp with side-emitting light homogenizing device

Info

Publication number: WO2020207349A1
Application number: PCT/CN2020/083232
Authority: WO
Inventors: 黄翔宇; 陈秋滨; 高桂桃; 黄志斌; 钟国坚
Original assignee: 广东光阳电器有限公司
Priority date: 2019-04-11
Filing date: 2020-04-03
Publication date: 2020-10-15
Also published as: CN110056796A

Abstract

Provided is an elongated table lamp with a side-emitting light homogenizing device, the table lamp comprising a lamp head (1), a lamp arm (2) and a lamp base (3) connected in sequence. The lamp head (1) comprises a light-emitting lamp panel (11) and a lampshade assembly (12) for homogenizing light emitted by the lamp panel (11), wherein the lampshade assembly (12) comprises a lampshade main body (121), and the lamp panel (11) is arranged on an inner side wall of the lampshade main body (121). By means of the provision of the lampshade assembly (12), the light emitted by the lamp panel (11) can be homogenized, and the lamp panel (11) is arranged on the inner side wall of the lampshade main body (121) so that the light from the lamp panel (11) can be emitted from a side surface of the lampshade main body (121), thereby expanding the illumination area.

Description

Long strip table lamp with side-emitting light homogenizing device

Technical field

The present invention relates to the field of mechanical structures, and more specifically, to a long strip desk lamp with a side-emitting light homogenizing device.

Background technique

In real life, LED lamps are lamps with LED (Light Emitting Diode) as the light source. Compared with traditional incandescent lamps and fluorescent lamps, they have the characteristics of energy saving, environmental protection, safety and reliability, and are widely used in various fields.

However, the existing table lamps mainly refer to the national standard as the production standard, and there is no stricter requirement on the uniformity of the light. The illuminated area of the table lamp is too bright or too dark, which is not conducive to the protection of people's eyes. At the same time, the illumination area of the desk light is too narrow, which is not conducive to large-area lighting.

Summary of the invention

In order to overcome at least one of the above-mentioned drawbacks of the prior art, the present invention provides an elongated desk lamp with a side-emitting light homogenizing device. The arrangement of the lampshade assembly makes it possible to homogenize the light emitted by the lamp panel. , So that the user can receive uniform light within the use range, thereby effectively protecting the eyes. In addition, the lamp board is arranged on the inner side wall of the lampshade main body to allow the light of the lamp board to be emitted from the side surface of the lampshade main body, so as to increase the irradiation range and expand the irradiation area.

In order to solve the above technical problems, the technical solution adopted by the present invention is:

Provided is an elongated table lamp with a side-emitting light homogenizing device. The table lamp includes a lamp cap, a lamp pole, and a lamp holder that are sequentially connected, and the lamp cap includes a light panel that emits light and homogenizes the light emitted by the light panel The lampshade assembly includes a lampshade body, and the lamp board is arranged on the inner side wall of the lampshade body.

The present invention provides an elongated desk lamp with a side-emitting light homogenizing device. Through the arrangement of the lampshade assembly, the light emitted by the lamp board can be uniformized, so that the user can receive uniform Light, thereby effectively protecting the eyes. In addition, the lamp board is arranged on the inner side wall of the lampshade main body to allow the light of the lamp board to be emitted from the side surface of the lampshade main body, so as to increase the irradiation range and expand the irradiation area.

Preferably, the lampshade assembly includes a light guide body for uniform light and an anti-glare plate, the light guide body is arranged above the anti-glare plate and in the lampshade body, and the anti-glare plate is clamped with the lampshade body. Through the arrangement of the light guide body that homogenizes the light and the anti-glare plate that diffuses the light to prevent excessive glare, the light emitted by the light board is homogenized by the light guide body and the light is properly diffused, thus ensuring both The uniformity of light ensures the breadth of light irradiation. In addition, the lamp plate is arranged on the inner side wall of the lampshade body, the light guide is arranged above the anti-glare plate and in the lampshade body, and the anti-glare plate is arranged in a snap connection with the lampshade body to make light irradiate The angle is emitted from the side wall to ensure the illumination range of the light in the main body of the lampshade. At the same time, the position of the light guide and the anti-glare plate are used to adjust the light sequentially, so as to uniformize the illumination in a wide range.

Preferably, the light guide body is elongated, and the height of the cross section of the light guide body gradually decreases from both sides to the middle. The purpose of this arrangement is to use the special structure of the light guide to slowly gather light from the periphery to the middle, and then diverge through the anti-glare plate for effective dimming, thereby ensuring the range and uniformity of light irradiation.

Preferably, the lampshade assembly includes a light guide bracket and a microcrystalline reflective surface, and the light guide bracket and the microcrystalline reflective surface are sequentially installed above the light guide. The purpose of this arrangement is to facilitate reliable installation of the light guide, and at the same time, the use of the microcrystalline reflecting surface can reflect in the main body of the lampshade to avoid excessive light dispersion.

Preferably, there are two light panels, and the two light panels are symmetrically installed on both sides of the light guide bracket and located on the inner side wall of the lampshade body. The purpose of this setting is to eliminate the defects of direct light irradiation, which is emitted through the side of the light, thereby changing the light path and expanding the range of irradiation. It should be noted that the two light boards are only preferred and not restrictive. In addition, the double-sided light irradiated by the two lamp panels can be adjusted by the internal circuit, and the uniform light guide and the setting of the anti-glare plate can be used to adjust the light output range.

Preferably, the main body of the lampshade has an elongated groove structure, and both sides of the groove structure are provided with a first clamping slot for clamping the lamp board and a second clamping platform for clamping the anti-glare board. This setting is for the reliable installation of the light board and the anti-glare board, and at the same time improve the speed of installation.

Preferably, the lamp cap and the lamp pole are rotatably connected. The rotating connection is for flexibly adjusting the irradiation range. Of course, this is not a restrictive provision, but is only preferred. Other movable connection structures are also possible, such as gear connection, crank connection, and flexible angle adjustment methods are all feasible.

Preferably, the lamp holder is provided with a lampshade fixing member for fixing the lampshade assembly. Specifically, the lamp holder is provided with a lampshade fixing member for fixing the tightness of the connection between the lampshade body and each structure. The purpose of this arrangement is to fix the entire lampshade assembly, so that the lampshade main body and various parts are reliably and fixedly connected, and the connection reliability of the product is ensured.

Preferably, the outer side of the lampshade fixing member is provided with a decorative member that improves the appearance. This is to improve aesthetics.

Preferably, the light pole has a foldable structure. This arrangement is to facilitate storage. Of course, the folding structure is only preferred and not restrictive. For example, a retractable elastic rod is also feasible.

Compared with the prior art, the beneficial effects of the present invention are:

The present invention provides an elongated desk lamp with a side-emitting light homogenizing device. Through the arrangement of the lampshade assembly, the light emitted by the lamp board can be uniformized, so that the user can receive uniform Light, thereby effectively protecting the eyes. In addition, the lamp board is arranged on the inner side wall of the lampshade main body to allow the light of the lamp board to be emitted from the side surface of the lampshade main body, so as to increase the irradiation range and expand the irradiation area. The light guide is elongated, and the height of the cross section of the light guide gradually decreases from both sides to the middle. The purpose of this arrangement is to use the special structure of the light guide to slowly gather light from the periphery to the middle, and then diverge through the anti-glare plate for effective dimming, thereby ensuring the range and uniformity of light irradiation. In addition, the overall uniform light performance of the utility model is greatly increased, and the uniform light performance has the characteristics of more uniform brightness, which has exceeded the national standard and meets the recommended standard of GBT-9473.

Description of the drawings

Figure 1 is an exploded view of an elongated desk lamp with a side-emitting light homogenizing device according to the present invention.

2 is a partial cross-sectional view of an elongated desk lamp with a side-emitting light homogenizing device according to the present invention.

3 is a schematic cross-sectional view of the irradiation area of FIG. 1.

Fig. 4 is an enlarged schematic diagram of part A of Fig. 3.

Fig. 5 is a perspective view of Fig. 1.

FIG. 6 is a schematic diagram of another irradiation area of FIG. 3.

FIG. 7 is a schematic diagram of another irradiation area of FIG. 3.

detailed description

The present invention will be further described below in conjunction with specific embodiments. Among them, the drawings are only used for exemplary description, which are only schematic diagrams rather than physical drawings, and cannot be understood as a limitation of the patent; in order to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, The enlargement or reduction does not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures in the drawings and their descriptions may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left" and "right" The orientation or positional relationship of other indications is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the pointed device or element must have a specific orientation and Orientation structure and operation, therefore, the terms describing the positional relationship in the drawings are only for illustrative description, and cannot be understood as a limitation of the patent. For those of ordinary skill in the art, the specific meaning of the above terms can be understood according to specific circumstances.

Example

Figures 1 to 7 show an embodiment of an elongated table lamp with a side-emitting light homogenizing device according to the present invention. The table lamp includes a lamp holder 1, a lamp pole 2, and a lamp holder 3 connected in sequence, and the lamp holder 1 includes a lamp plate 11 and a lampshade assembly 12 that homogenizes the light emitted by the lamp plate 11. The lampshade assembly 12 includes a lampshade main body 121, and the lamp plate 11 is arranged on the inner side wall of the lampshade main body 121.

The lampshade assembly 12 includes a light guide body 122 for homogenizing light and an anti-glare plate 123. The light guide body 122 is arranged above the anti-glare plate 123 and in the lampshade main body 121, and the anti-glare plate 123 is clamped with the lampshade main body 121 . Through the arrangement of the light guide body that homogenizes the light and the anti-glare plate that diffuses the light to prevent excessive glare, the light emitted by the light board is homogenized by the light guide body and the light is properly diffused, thus ensuring both The uniformity of light ensures the breadth of light irradiation. In addition, the lamp plate is arranged on the inner side wall of the lampshade body, the light guide body is arranged above the anti-glare plate and in the lampshade body, and the anti-glare plate and the lampshade body are clamped and arranged to make light irradiate The angle is emitted from the direction of the side wall, which ensures the illumination range of the light in the main body of the lampshade. At the same time, the position of the light guide body and the anti-glare plate is used to adjust the light sequentially.

In addition, the light guide body 122 is elongated, and the height of the cross section of the light guide body 122 gradually decreases from both sides to the middle. The purpose of this arrangement is to use the special structure of the light guide to slowly gather light from the periphery to the middle, and then diverge through the anti-glare plate for effective dimming, thereby ensuring the range and uniformity of light irradiation.

The lampshade assembly 12 includes a light guide bracket 124 and a microcrystalline reflective surface 125, and the light guide bracket 124 and the microcrystalline reflective surface 125 are sequentially installed above the light guide body 122. The purpose of this arrangement is to facilitate reliable installation of the light guide, and at the same time, the use of the microcrystalline reflecting surface can reflect in the main body of the lampshade to avoid excessive light dispersion.

In addition, there are two light boards 11, and the two light boards are symmetrically installed on both sides of the light guide bracket 124 and located on the inner side wall of the lampshade body 121. The purpose of this setting is to eliminate the defects of direct light irradiation, which is emitted through the side of the light, thereby changing the light path and expanding the range of irradiation. It should be noted that the two light boards are only preferred and not restrictive.

Wherein, the lampshade body 121 has a long groove structure, and both sides of the groove structure are provided with a first slot 122 for clamping the light board 11 and a second clamping platform 123 for clamping the anti-glare plate 123. This setting is for the reliable installation of the light board and the anti-glare board, and at the same time improve the speed of installation.

In addition, the lamp cap 1 and the lamp pole 2 are rotatably connected. The rotating connection is for flexibly adjusting the irradiation range. Of course, this is not a restrictive provision, but is only preferred. Other movable connection structures are also possible, such as gear connection, crank connection, and flexible angle adjustment methods are all feasible. Wherein, the lamp holder is provided with a rotating shaft fixing member 14, and the lamp pole 2 is provided with a rotating shaft 21 that cooperates with the rotating shaft fixing member 14.

Wherein, the lamp cap 2 is provided with a lampshade fixing member 13 for fixing the lampshade assembly. Specifically, the lamp cap 1 is provided with a lampshade fixing member 13 for fixing the tightness of the lampshade main body 121 and each structure. The purpose of this arrangement is to fix the entire lampshade assembly, so that the lampshade main body and various parts are reliably and fixedly connected, and the connection reliability of the product is ensured.

In addition, the outer side of the lampshade fixing member 13 is provided with a decorative member 131 for improving the appearance. The decoration is to improve the aesthetics.

Among them, the light pole 2 is a foldable structure. This arrangement is to facilitate storage. Of course, the folding structure is only preferred and not restrictive. For example, a retractable elastic rod is also feasible.

Obviously, the above-mentioned embodiments of the present invention are merely examples to clearly illustrate the present invention, and are not intended to limit the embodiments of the present invention. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is unnecessary and impossible to list all the implementation methods here. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention shall be included in the protection scope of the claims of the present invention.

Claims

An elongated desk lamp with a side-emitting light homogenizing device, characterized in that the desk lamp comprises a lamp cap (1), a lamp pole (2), and a lamp holder (3) that are connected in sequence, and the lamp cap (1) It includes a light board (11) that emits light and a lampshade assembly (12) that homogenizes the light emitted by the lamp board (11); the lampshade assembly (12) includes a lampshade body (121), and the lamp board (11) is arranged On the inner wall of the lampshade body (121).
The elongated desk lamp with side-emitting light homogenization device according to claim 1, wherein the lampshade assembly (12) comprises a light guide body (122) for homogenizing light and an anti-glare plate (123) The light guide body (122) is arranged above the anti-glare plate (123) and inside the lampshade main body (121), and the anti-glare plate (123) is clamped with the lampshade main body (121).
The elongated table lamp with a side-emitting light homogenizing device according to claim 1 or 2, wherein the light guide (122) is elongated, and the light guide (122) has a cross-sectional shape The height gradually decreases from both sides to the middle.
The elongated desk lamp with a side-emitting light homogenizing device according to claim 2, wherein the lampshade assembly (12) includes a light guide bracket (124) and a microcrystalline reflecting surface (125), and the guide The light support (124) and the microcrystal reflective surface (125) are sequentially installed above the light guide body (122).
The elongated desk lamp with side-emitting light homogenizing device according to claim 4, characterized in that there are two light panels (11), and the two light panels are symmetrically mounted on two light guide brackets (124). The side is located on the inner side wall of the lampshade body (121).
The elongated table lamp with a side-emitting light homogenizing device according to claim 2, wherein the main body (121) of the lampshade has a elongated groove structure, and two sides of the groove structure are provided for clamping The first card slot (122) of the light board (11) and the second card table (123) for clamping the anti-glare board (123).
The elongated desk lamp with a side-emitting light homogenizing device according to claim 1, characterized in that the lamp cap (1) and the lamp post (2) are rotatably connected.
The elongated desk lamp with side-emitting light homogenization device according to claim 2, characterized in that the lamp cap (1) is provided with a lampshade fixing member (13) for fixing the lampshade assembly (12).
The elongated desk lamp with a side-emitting light homogenizing device according to claim 8, characterized in that a decorative part (131) is provided on the outer side of the lampshade fixing part (13).
The elongated desk lamp with a side-emitting light homogenizing device according to any one of claims 4 to 9, characterized in that the light pole (2) is a foldable structure.