CN220379556U

CN220379556U - Light guiding structure of lamp tube

Info

Publication number: CN220379556U
Application number: CN202322148082.1U
Authority: CN
Inventors: 罗穆峰; 武汉胜
Original assignee: Zhongshan Future Energy Efficiency Technology Development Co ltd
Current assignee: Zhongshan Future Energy Efficiency Technology Development Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-01-23
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a lamp tube light guide structure, which comprises a lamp tube, wherein the lamp tube is provided with a light cavity, and a baffle plate is arranged in the light cavity to divide the light cavity into a light outlet cavity and a backlight cavity; the end face of the partition board is provided with a lamp strip, and the lamp strip is positioned in the light emitting cavity; the light bar is opposite to the inner end surface of the lamp tube and is provided with a light transmission position, the two sides of the light transmission position are respectively provided with a refraction bar, and the refraction bars are positioned on the inner end surface of the lamp tube. The novel combined type air conditioner has the advantages of simple structure, excellent effect, convenience in assembly, reasonable design and the like; therefore, it is a product with excellent performance both technically and economically.

Description

Light guiding structure of lamp tube

[ field of technology ]

The utility model mainly relates to a lamp tube light guide structure.

[ background Art ]

The existing LED lamp tube is structured in such a way that an LED light source is positioned in the lamp tube, the LED light source is generally and directly arranged in the lamp tube, and light generated by the LED light source can be scattered to the whole tube of the lamp tube due to the lack of a light guide structure, so that the light can be poor in light emitting effect due to the overlarge scattering range in the lamp tube, and the use experience is affected; therefore, it is necessary to improve the light guiding structure of the lamp tube to increase the local brightness of the lamp tube.

[ utility model ]

In order to solve at least one of the above problems, we propose a new technical solution, and the light guiding structure of the lamp tube adopts the following technical solution:

a lamp tube light guide structure comprises a lamp tube, wherein the lamp tube is provided with a light cavity, and a baffle plate is arranged in the light cavity to divide the light cavity into a light outlet cavity and a backlight cavity;

the end face of the partition board is provided with a lamp strip, and the lamp strip is positioned in the light emitting cavity; the light bar is opposite to the inner end surface of the lamp tube and is provided with a light transmission position, the two sides of the light transmission position are respectively provided with a refraction bar, and the refraction bars are positioned on the inner end surface of the lamp tube.

Preferably, the refractive strips are interconnected to form a corrugated shape.

Preferably, the end face of the partition board, which is located in the light emitting cavity, is provided with a clamping portion, the clamping portion is provided with a clamping groove, and the lamp strip is embedded in the clamping groove to be fixed on the partition board.

Preferably, the partition board is curved, and the partition board and the lamp tube are of an integrated structure.

Compared with the background technology, the utility model has the beneficial effects that:

the utility model provides a lamp tube light guide structure, which divides a lamp cavity of a lamp tube into a light outlet cavity and a backlight cavity through a partition board, wherein the partition board can shield light scattered to the backlight cavity, so that light can be concentrated in the light outlet cavity, and a backlight area is relatively dim; meanwhile, the light emitting cavity is provided with a light transmitting position and a refraction strip, so that the light brightness is concentrated at the light transmitting position, and the illumination effect is more outstanding. The novel combined type air conditioner has the advantages of simple structure, excellent effect, convenience in assembly, reasonable design and the like; therefore, it is a product with excellent performance both technically and economically.

[ description of the drawings ]

FIG. 1 is a schematic view of a light guiding structure of a lamp according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a lamp according to a preferred embodiment of the utility model.

[ detailed description ] of the utility model

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout.

In the description of the present utility model, it should be noted that, for the azimuth words such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "up", "down", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and should not be construed as limiting the specific scope of protection of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" or "a second" feature may explicitly or implicitly include one or more such feature, and in the description of the utility model, the meaning of "a number" is two or more, unless otherwise specifically defined.

In the present utility model, unless explicitly stated and limited otherwise, the terms "assembled," "connected," and "connected" are to be construed broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; can be directly connected or connected through an intermediate medium, and can be communicated with the inside of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless specified and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "below," and "above" a second feature includes the first feature being directly above and obliquely above the second feature, or simply representing the first feature as having a higher level than the second feature. The first feature being "above," "below," and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or simply indicating that the first feature is level below the second feature.

The technical scheme and the beneficial effects of the utility model are more clear and definite by further describing the specific embodiments of the utility model with reference to the drawings in the specification. The embodiments described below are exemplary by referring to the drawings for the purpose of illustrating the utility model and are not to be construed as limiting the utility model.

The preferred embodiments provided by the utility model are: as shown in fig. 1 and 2, a light guiding structure of a light tube includes a cylindrical light tube 1, the light tube 1 has a light cavity 2, a partition board 3 is disposed in the light cavity 2 to divide the light cavity 2 into a light outlet cavity 4 and a backlight cavity 5, and the backlight cavity 5 can be placed with a driving component;

the end face of the partition board 3 is provided with a lamp strip 6, and the lamp strip 6 is positioned in the light emitting cavity 4; the light transmission position 61 is arranged at the inner end surface of the light bar 6 facing the lamp tube 1, the light bar 6 facing the lamp tube 1 means that the light bar 6 vertically projects towards the lamp tube 1, the two sides of the light transmission position 61 are respectively provided with the refraction bars 62, the refraction bars 62 are positioned at the inner end surface of the lamp tube 1, the refraction bars 62 are mutually connected to form a corrugated shape, the cross section of the refraction bars 62 is similar to a triangle, and the corner positions of the refraction bars 62 are provided with cambered surfaces; the material of the refraction strip 62 is identical to that of the lamp tube 1, and the lamp tube 1 can be made of acrylic.

Further, the end surface of the partition board 3 located in the light emitting cavity 4 is provided with a clamping part 31, the clamping part 31 is provided with a clamping groove 32, and the lamp strip 6 is embedded in the clamping groove 32 to be fixed on the partition board 3; the clamping portion 31 is formed by two L-shaped strips 33, and the two strips 33 are spaced apart so that the clamping groove 32 is formed between the strips 33. The baffle 3 is curved, and the baffle 3 and the lamp tube 1 are of an integrated structure.

The lamp strip 6 is provided with a plurality of LED lamp beads in a row, and the clamping part 31 of the baffle plate 3 is positioned in the light emitting cavity 4 so as to limit the light emitted by the lamp strip 6 to be emitted to all parts of the light emitting cavity 4; because the partition board 3 is arranged between the light emergent cavity 4 and the backlight cavity 5, the partition board 3 can shield the light scattered to the backlight cavity 5, so that the light can be concentrated in the light emergent area, and the backlight area is relatively dim; the inner wall of the light-emitting cavity 4 of the lamp tube 1 comprises a light-transmitting position 61 and a refraction strip 62, the light reaching the refraction strip 62 can refract the light to weaken the brightness of the light, and the light directly transmitted from the light-transmitting position 61 is blocked and reduced, so that the light-transmitting position 61 is the area with the highest brightness of the lamp tube 1, and the illumination effect is more outstanding.

In the description of the present utility model, a description of the terms "one embodiment," "preferred," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model, and a schematic representation of the terms described above in the present specification does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

From the above description of the structure and principles, it should be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, but rather that modifications and substitutions using known techniques in the art on the basis of the present utility model fall within the scope of the present utility model, which is defined by the appended claims.

Claims

1. The utility model provides a fluorescent tube leaded light structure, includes fluorescent tube, its characterized in that: the lamp tube is provided with a light cavity, and a baffle plate is arranged in the light cavity to divide the light cavity into a light outlet cavity and a backlight cavity;

2. The light guide structure of claim 1, wherein: the refractive strips are interconnected to form a corrugated shape.

3. The light guide structure of claim 1, wherein: the baffle is located the terminal surface of light-emitting cavity and is equipped with joint portion, joint portion has the draw-in groove, and the lamp strip scarf joint is in the draw-in groove in order to fix on the baffle.

4. The light guide structure of claim 1, wherein: the baffle is curved, and the baffle and the lamp tube are of an integrated structure.