CN205535267U

CN205535267U - Light emitting diode (LED) tube

Info

Publication number: CN205535267U
Application number: CN201590000161.9U
Authority: CN
Inventors: 魏晓敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-10-02
Filing date: 2015-10-02
Publication date: 2016-08-31
Anticipated expiration: 2025-10-02
Also published as: WO2017054234A1

Abstract

The application discloses light emitting diode (LED) tube includes: lamp strip, cover are located the outside printing opacity cover body of lamp strip, and install in a plurality of LED light sources on the lamp strip, the LED light source includes: with the LED chip that lamp strip electricity is connected, and the cladding in the substratum transparent of LED chip light -emitting side, on the substratum transparent with the mat surface is personally submitted to the outward appearance that the LED chip is relative. Like this, the coarse surface of substratum transparent can carry out the scattering to the light that the LED chip sent, and the light that sends the pointolite passes through the light that scattering effect formed the area source effect to avoid making human production dizzy because of the light of pointolite form, guaranteed the comfort.

Description

LED lamp tube

Technical field

The application relates to light emitting diode field, particularly relates to a kind of LED lamp tube.

Background technology

Light emitting diode (Light Emitting Diode is called for short LED) is the P-N junction electricity utilizing quasiconductor

A kind of light emitting semiconductor device that photoluminescence principle is made.At lighting field, LED electricity-saving lamp is the most gradually Replace Halogen light and the position of fluorescent lamp.Fig. 1 shows a kind of traditional LED lamp pipe design, its structure master Including: lampshade 11, LED core particle 13, lamp bar 14, thermal plastic insulation 15, metal heat sink 16. Described lampshade 11 opening part is provided with the Access Division of fixing metal heat sink 16, and LED core particle is installed on lamp bar On 14, lamp bar connects with in metal heat sink 16.In this LED lamp tube, there is problems in that LED Light source distance fluorescent tube center is the nearest, to such an extent as to it is readily seen that the point source of LED, it is difficult to forms area source, has A little people can cause visual dizzy.

Summary of the invention

The application is intended to solve one of above-mentioned technical problem the most to a certain extent.

The application provides a kind of LED lamp tube, including: lamp bar, covers at the printing opacity cover body outside described lamp bar, And it being installed on the some LED light sources on described lamp bar, described LED light source includes: be electrically connected with described lamp bar The LED chip connect, and it is coated on the substratum transparent of described LED chip light extraction side, on described substratum transparent The outer surface relative with described LED chip is matsurface.

Further, described lamp bar is apart from described printing opacity cover body central axis certain distance.

Further, described lamp bar is fixed by insulating heat-conductive glue-line and a cooling base.

Further, described lamp bar arrange that described thermal plastic insulation is laminated is coated with thermal-radiating material.

Further, described thermal-radiating material is ceramic material.

Further, described printing opacity cover body cylindrically and has the construction opening of described lamp bar.

Further, described lamp bar covers and sentences the described construction opening of closing in described construction opening.

Further, described lamp bar is assembled mutually by the draw-in groove of described construction opening.

Further, described transparent cover uses frosted material.

The application provides the benefit that:

By providing a kind of LED lamp tube, including: lamp bar, cover at the printing opacity cover body outside described lamp bar, And it being installed on the some LED light sources on described lamp bar, described LED light source includes: be electrically connected with described lamp bar The LED chip connect, and it is coated on the substratum transparent of described LED chip light extraction side, on described substratum transparent The outer surface relative with described LED chip is matsurface.So, the rough external surface of substratum transparent can be to LED The light that chip sends is scattered, and the light sent by point source forms area source effect by scattering process Light, thus avoid because of the light of point source form make human body produce dizziness, it is ensured that comfort.

Accompanying drawing explanation

Fig. 1 is the structural representation of the LED lamp tube of prior art.

Fig. 2 is the structural representation of the LED lamp tube of the embodiment of the present application.

Detailed description of the invention

Embodiments herein is described below in detail, and the example of described embodiment is shown in the drawings, wherein certainly Begin to same or similar label eventually represent same or similar element or there is the unit of same or like function Part.The embodiment described below with reference to accompanying drawing is exemplary, it is intended to be used for explaining the application, and not It is understood that as the restriction to the application.

In the description of the present application, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", The orientation of the instruction such as " end " " interior ", " outward ", " clockwise ", " counterclockwise " or position relationship are for based on shown in accompanying drawing Orientation or position relationship, be for only for ease of description the application and simplify describe rather than instruction or hint The device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not It is interpreted as the restriction to the application.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relatively Importance or the implicit quantity indicating indicated technical characteristic.Thus, " first ", " second " are defined Feature can express or implicitly include one or more this feature.In the description of the present application, " multiple " are meant that two or more, unless otherwise expressly limited specifically.

In this application, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", The term such as " fix " should be interpreted broadly, connect for example, it may be fixing, it is also possible to be to removably connect, or It is integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to logical Cross intermediary to be indirectly connected to, can be the connection of two element internals.Ordinary skill people for this area For Yuan, above-mentioned term concrete meaning in this application can be understood as the case may be.

In this application, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it D score can include that the first and second features directly contact, it is also possible to includes that the first and second features are not directly to connect Touch but by the other characterisation contact between them.And, fisrt feature second feature " on ", " on Side " and " above " include that fisrt feature directly over second feature and oblique upper, or is merely representative of fisrt feature water Flat height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " include that first is special Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height less than second feature.

Combine accompanying drawing below by detailed description of the invention the application is described in further detail.

Refer to Fig. 2, present embodiments provide a kind of LED lamp tube, LED chip mainly can be sent by it Light is scattered, and is formed and is similar to the light that area source sends.

Above-mentioned LED lamp tube specifically includes that lamp bar 1, covers at the printing opacity cover body 2 outside lamp bar 1, and The some LED light sources 3 being installed on lamp bar 1.Specifically, LED light source 3 includes: be electrically connected with lamp bar 1 The LED chip 31 connect, and it is coated on the substratum transparent 32 of LED chip 31 light emission side, substratum transparent Outer surface 321 relative with LED chip 31 on 32 is in matsurface.

So, the light that LED chip can be sent by the rough external surface of substratum transparent is scattered, will a light The light that source sends forms the light of area source effect by scattering process, thus avoids because of point source form Light makes human body produce dizziness, it is ensured that comfort.

In the present embodiment, above-mentioned substratum transparent 32 can be fluorescent adhesive layer, it is also possible to be by the transparent son of two-layer The structure of glue-line composition, wherein a transparent sub-glue-line is fluorescent adhesive layer, and another transparent sub-glue-line is transparent silica gel Layer.

In the present embodiment, in order to strengthen the dispersion effect of transparent cover, lamp bar 1 is in printing opacity cover body 2 Mandrel line certain distance, certainly, has light dispersion effect owing to substratum transparent 32 itself has matsurface, In other embodiments, lamp bar 1 can be located near transparent cover 2 central axis.

Owing to the caloric value of LED component own is relatively big, as other embodiments, lamp bar 1 can pass through insulating heat-conductive Glue-line and a cooling base fix, thus strengthen radiating effect.

As a kind of preferred embodiment, lamp bar 1 arrange that thermal plastic insulation is laminated is coated with thermal-radiating material. Generally, thermal-radiating material can use ceramic material.

In the present embodiment, printing opacity cover body 2 can cylindrically and have the construction opening 21 of lamp bar 1.Lamp bar 1 cover in construction opening 21 sentence closing construction opening 21.In the present embodiment, lamp bar 1 is opened by installation The draw-in groove of mouth 21 assembles mutually.In other embodiments, lamp bar 1 can also pass through mounting bracket and transparent cover 2 phases are installed.

In order to further enhance the dispersion effect of transparent cover, as another kind of preferred embodiment, transparent cover 2 Frosted material can be used, such as ground glass or frosted plastic cement etc..

In the description of this specification, reference term " embodiment ", " some embodiments ", " one Individual embodiment ", " some embodiments ", " example ", the description of " concrete example " or " some examples " etc. mean The specific features, structure, material or the feature that describe in conjunction with this embodiment or example are contained in the application extremely In a few embodiment or example.In this manual, the schematic representation to above-mentioned term not necessarily refers to It is identical embodiment or example.And, the specific features of description, structure, material or feature can be Any one or more embodiments or example combine in an appropriate manner.

Above content is to combine the further description that the application is made by specific embodiment, it is impossible to recognize Determine the application be embodied as be confined to these explanations.Ordinary skill for the application art For personnel, on the premise of conceiving without departing from the application, it is also possible to make some simple deduction or replace.

Claims

1. a LED lamp tube, including: lamp bar, cover at the printing opacity cover body outside described lamp bar, and it is installed on the some LED light sources on described lamp bar, described LED light source includes: the LED chip electrically connected with described lamp bar, and it is coated on the substratum transparent of described LED chip light extraction side, it is characterized in that, outer surface relative with described LED chip on described substratum transparent is matsurface.

2. LED lamp tube as claimed in claim 1, it is characterised in that described lamp bar is apart from described printing opacity cover body central axis certain distance.

3. LED lamp tube as claimed in claim 1, it is characterised in that described lamp bar is fixed by insulating heat-conductive glue-line and a cooling base.

4. LED lamp tube as claimed in claim 3, it is characterised in that described lamp bar arrange that described thermal plastic insulation is laminated is coated with thermal-radiating material.

5. LED lamp tube as claimed in claim 4, it is characterised in that described thermal-radiating material is ceramic material.

6. the LED lamp tube as according to any one of claim 1 to 5, it is characterised in that described printing opacity cover body cylindrically and has the construction opening of described lamp bar.

7. LED lamp tube as claimed in claim 6, it is characterised in that described lamp bar covers sentences the described construction opening of closing in described construction opening.

8. LED lamp tube as claimed in claim 7, it is characterised in that described lamp bar is assembled mutually by the draw-in groove of described construction opening.

9. LED lamp tube as claimed in claim 1, it is characterised in that described transparent cover uses frosted material.