CN205155695U

CN205155695U - LED tube lamp

Info

Publication number: CN205155695U
Application number: CN201520786374.0U
Authority: CN
Inventors: 熊涛; 李志刚
Original assignee: Shenzhen Wancheng Energy Saving Co Ltd
Current assignee: Shenzhen Wancheng Energy Saving Co Ltd
Priority date: 2015-10-12
Filing date: 2015-10-12
Publication date: 2016-04-13
Anticipated expiration: 2025-10-12

Abstract

The utility model provides a LED tube lamp. LED tube lamp includes lamp body and reflection stratum, the lamp body includes lamp cup and diffuser plate, relative two open ends that set up of lamp cup utensil and inside cavity, the diffuser plate accept in just will in the cavity region of lamp cup the lamp cup falls into the lamp cup body of utensil open end and the extension of utensil open end, the light shield layer coat in the interior side surface of lamp cup body. The utility model discloses a side surface sets up the light shield layer in the lamp cup body, can effectively reduce the light transmission on the one hand, reduces the light loss, improves the light efficiency, on the other hand, the steerable light that sets up of light shield layer jets out the direction, makes light more concentrated, improves the illuminating effect.

Description

LED tube lamp

Technical field

The utility model relates to technical field of lamps, particularly, relates to a kind of LED tube lamp.

Background technology

Light emitting diode (LightingEmittingDiode, LED) is that one partly leads not solid state light emitters.It utilizes solid semiconductor chip as luminescent material, releases superfluous energy in the semiconductors and cause photo emissions by carrier generation compound, directly luminous.LED illumination product utilizes LED as the produced ligthing paraphernalia of light source exactly, ultraviolet and infrared ray is not had in the spectrum of LED light source, heat is low and without stroboscopic, radiationless, and discarded object is recyclable, do not pollute not containing mercury element, cold light source, can safe touch, therefore belong to typical green illumination light source; In addition, LED is called as forth generation lighting source or green light source, has the advantages such as energy-saving and environmental protection, the life-span is long, volume is little, can be widely used in the fields such as various instruction, display, decoration, backlight, common photograph and urban landscape.

Along with the continuous progress of LED technology, cost constantly reduces, and it is a kind of new development trend that LED lamp enters human lives as environment-friendly type ordinary electrical home appliance, and LED cylindrical shell is no exception, emerge very eurypalynous LED down in order to replace traditional lighting, obtained applying more and more widely.Existing LED tube lamp light can be gone out from Lamp cup transmission and be caused light loss, reduces light efficiency, and light direction light intensity can be caused to reduce because light is concentrated in lighting process, affects illuminating effect.

So, be necessary to be further improved the LED tube lamp of said structure, to avoid above-mentioned defect.

Utility model content

In order to solve, above-mentioned LED tube lamp light efficiency is low, illumination time light do not concentrate the technical problem brought, the utility model provides that a kind of tool light loss is little, light efficiency is high and the LED tube lamp of good illumination effect.

A kind of LED tube lamp of the utility model, comprise lamp body and light shield layer, described lamp body comprises Lamp cup and diffuser plate, two openends that described Lamp cup tool is oppositely arranged and inner hollow, described diffuser plate is contained in the hollow region of described Lamp cup and described Lamp cup is divided into the Lamp cup body of tool one openend and the extension of tool one openend, and described light shield layer is coated on the inner surface of described Lamp cup body.

In LED tube lamp one preferred embodiment that the utility model provides, described light shield layer is white paint or silver color enamelled coating.

In LED tube lamp one preferred embodiment that the utility model provides, the described light shield layer of the junction of described Lamp cup body and described diffuser plate is the point-like coating of rule.

In LED tube lamp one preferred embodiment that the utility model provides, also comprise reflecting layer, described reflecting layer is stacked at the inner surface of described extension.

In LED tube lamp one preferred embodiment that the utility model provides, described lamp body also comprises outer shroud, and the described outer periphery being located on the openend of described Lamp cup body, described light shield layer is located at described external annular surface subregion.

In LED tube lamp one preferred embodiment that the utility model provides, be connected with the described Lamp cup body surface of side of described diffuser plate comprises concave/convex-shaped structure.

In LED tube lamp one preferred embodiment that the utility model provides, described extension cylindrically or horn-like.

Compared to correlation technique, the LED tube lamp that the utility model provides has following beneficial effect:

One, by arranging light shield layer in Lamp cup body internal surface, effectively can reduce ght transmission on the one hand, reducing light loss, improve light efficiency; On the other hand, the setting of light shield layer can control light injection direction, makes light more concentrated, improves illuminating effect, LED tube lamp is used widely in family and commercial lighting.

Two, by arranging reflecting layer at extension inner surface, reflecting layer is corresponding with the shape of extension cylindrically or horn-like, and the effect gathering light can be played in reflecting layer, increases the light intensity of going out from diffuser plate transmission.

Three, be designed to regular point-like coating transition at Lamp cup body and diffuser plate connection light shield layer be connected, produce the progressive formation from opaque to transparent, interference light can be reduced on the one hand and on the other hand there is better aesthetic.

Four, the medial surface of diffuser plate is designed to concaveconvex structure, forms diffuse reflection, can increase the uniformity of light, improves fogging degree, also has the advantage of convenient processing simultaneously.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:

Fig. 1 is the perspective view of the LED tube lamp that the utility model provides;

Fig. 2 is another angle side decomposing schematic representation of LED tube lamp shown in Fig. 1.

Detailed description of the invention

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.

Please refer to Fig. 1 and Fig. 2, wherein Fig. 1 is the perspective view of the LED tube lamp that the utility model provides; Fig. 2 is another angle side decomposing schematic representation of LED tube lamp shown in Fig. 1.

Described LED tube lamp 1 comprises lamp body 11, lamp plate 13, light shield layer 15, reflecting layer 17 and power pack 19.

Described lamp body 11 comprises Lamp cup 111, diffuser plate 113 and outer shroud 115.Described Lamp cup 111 comprises two openends and inner hollow that are oppositely arranged.Described diffuser plate 113 is contained in the hollow region of described Lamp cup 111 and described Lamp cup 111 is divided into the Lamp cup body 1111 of tool one openend and the extension 1113 of tool one openend.Described extension 1113 can be designed as tubular or horn-like, when described extension 1113 is designed to cylindrical shape, the openend of described Lamp cup body 1111 is more than or equal to the openend of described extension 1113, when described extension 1113 is designed to horn-like, described Lamp cup body 1111 is closed in the large openend of loudspeaker; Described diffuser plate 113 adopts the translucent polymer material of atomization to make, the light source of described LED tube lamp 1 directly can pass described diffuser plate 113, for increasing the uniformity of light and improving fogging degree, be connected with described Lamp cup body 1111 surface of side of described diffuser plate 113 comprises concaveconvex structure 1131; Described outer shroud 115 is located at the periphery of the openend of described Lamp cup body 1111, and described outer shroud 115 can be loop configuration, and its shape is corresponding with the shape of the big uncork end of described Lamp cup body 1111.

Described lamp plate 13 to be contained in described power pack 19 and to be covered on the openend of described extension 1113, with the connected mode that described extension 1113 adopts buckle fixing, for convenience of assembling, described Lamp cup 111, diffuser plate 113, outer shroud 115 and described lamp plate 13 can be designed to integrative-structure.Described lamp plate 13 comprises substrate 131 and multiple LED lamp bead 133 being installed on described substrate 131, described substrate 131 adopts aluminium base or ceramic substrate, described LED lamp bead 133 is located at the surface of described substrate 131 in single lamp pearl solid matter mode, can be described LED tube lamp 1 and provides light source.

Described lamp plate 13 is for being luminous energy by electric energy conversion, produce certain heat simultaneously, luminous energy forms comfortable luminous environment by described Lamp cup 111, for providing illumination around below described LED tube lamp 1, heat distributes in the surrounding space of the described power pack 11 of the described lamp plate 13 of collecting, and is dispersed in described LED tube lamp 1 ambient air by the louvre being arranged at described power pack 11.

Described light shield layer 15 is white paint or the silver paint of the inner surface being directly coated in described Lamp cup body 1111, the coating method of described light shield layer 15 is: described light shield layer 15 covers described Lamp cup body 1111 completely, make described Lamp cup body 1111 completely light tight, in described Lamp cup body 1111 and described diffuser plate 113 junction, described light shield layer 15 is with the round point shape coating transition of rule, the diameter be specially along described outer shroud 115 to described diffuser plate 113 direction round dot reduces gradually and round dot is uniformly distributed, due to described diffuser plate 113 not arranging light shield layer 15, so be completely transparent, then the point-like coating Transition Design of rule can produce the progressive formation from opaque to transparent, control interference light on the one hand and on the other hand also there is illuminating effect more attractive in appearance.Light shield layer 15 is set at the inner surface of described Lamp cup body 1111, can ght transmission be effectively reduced on the one hand, reduce light loss, light also can be made more concentrated simultaneously, improve illuminating effect.Described light shield layer 15 can also be located at the subregion of the outer surface of described outer shroud 115 simultaneously, and light can not be gone out completely in transmission, strengthens illuminating effect.

Described reflector layer 17 is stacked at the inner surface of described extension 1113, described reflector layer 17 adopts the reflectorized material of white to make, be specifically as follows the various material such as metal, flexible glue, described reflector layer 17 can play the effect gathering light, increases the intensity of light from the transmission of described diffuser plate 113.

In a particular embodiment, described light shield layer 15 only can be set also described reflector layer 17 can be only set, or described light shield layer 15 and described reflector layer 17 are set simultaneously, specifically design according to customer requirement.

Described power pack 19 is connected with described extension 1113, is provided with the driving power (not shown) of the electric energy being supplied to described lamp plate 13 in described power pack 19.

The LED tube lamp 1 that the utility model provides has following beneficial effect:

One, by arranging light shield layer 15 at Lamp cup body 1111 inner surface, effectively can reduce ght transmission on the one hand, reducing light loss, improve light efficiency; On the other hand, the setting of light shield layer 15 can control light injection direction, makes light more concentrated, improves illuminating effect, LED tube lamp is used widely in family and commercial lighting.

Two, by arranging reflecting layer 17 at extension 1113 inner surface, reflecting layer 17 cylindrically or horn-like, can be played the effect gathering light, increase the light intensity of going out from diffuser plate 113 transmission.

Three, be designed to regular point-like coating transition at Lamp cup body 1111 and the light shield layer 15 of diffuser plate 113 connection be connected, produce the progressive formation from opaque to transparent, interference light can be reduced on the one hand and on the other hand there is better aesthetic.

Four, the medial surface of diffuser plate 113 is designed to concaveconvex structure, forms diffuse reflection, can increase the uniformity of light, improves fogging degree, also has the advantage of convenient processing simultaneously.

The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a LED tube lamp, it is characterized in that, comprise lamp body and light shield layer, described lamp body comprises Lamp cup and diffuser plate, two openends that described Lamp cup tool is oppositely arranged and inner hollow, described diffuser plate is contained in the hollow region of described Lamp cup and described Lamp cup is divided into the Lamp cup body of tool one openend and the extension of tool one openend, and described light shield layer is coated on the inner surface of described Lamp cup body.

2. LED tube lamp according to claim 1, is characterized in that, described light shield layer is white paint or silver color enamelled coating.

3. LED tube lamp according to claim 2, is characterized in that, the described light shield layer of the junction of described Lamp cup body and described diffuser plate is the point-like coating of rule.

4. LED tube lamp according to claim 1, is characterized in that, also comprises reflecting layer, and described reflecting layer is stacked at the inner surface of described extension.

5. LED tube lamp according to claim 1, is characterized in that, described lamp body also comprises outer shroud, and the described outer periphery being located on the openend of described Lamp cup body, described light shield layer is located at the subregion of described external annular surface.

6. LED tube lamp according to claim 1, is characterized in that, be connected with the described Lamp cup body surface of side of described diffuser plate comprises concave/convex-shaped structure.

7. LED tube lamp according to claim 1, is characterized in that, described extension cylindrically or horn-like.