CN201892049U

CN201892049U - LED (light-emitted diode) tube

Info

Publication number: CN201892049U
Application number: CN2010202919412U
Authority: CN
Inventors: 杜建军
Original assignee: SHENZHEN YYC-LED LIGHTING Co Ltd
Current assignee: SHENZHEN YOUYICHENG INTELLIGENT LIGHTING CO., LTD.
Priority date: 2010-08-13
Filing date: 2010-08-13
Publication date: 2011-07-06
Anticipated expiration: 2020-08-13

Abstract

The utility model provides an LED (light-emitted diode) tube, which comprises a carrying substrate, a plurality of LEDs arranged on the carrying substrate, and a lamp socket for fixing the carrying substrate, wherein the lamp socket comprises a first side wall close to the carrying substrate; the first side wall is provided with a baffling wall at two sides of the carrying substrate; and the baffling wall is provided with an extruding deformation part for fixing the carrying substrate on the first side wall. In such a manner, the carrying substrate can be extruded and fixed on the lamp socket without using a fastening mechanism such as a screw, the manufacturing efficiency is increased and the manufacturing cost is lowered.

Description

A kind of LED fluorescent tube

[technical field]

The utility model relates to a kind of fluorescent tube, particularly a kind of LED fluorescent tube.

[background technology]

Along with improving constantly of scientific and technological level, the lighting engineering of LED (light emitting diode) has been widely used in all trades and professions, as indoor outer common decorating lighting lamp etc.The lamp socket that existing LED fluorescent tube generally comprises bearing substrate, is arranged at a plurality of LED on the bearing substrate and is used for fixing bearing substrate.In the prior art, bearing substrate often needs to be fixed on the lamp socket by fixed mechanisms such as screws, and it is low to cause making efficient, the manufacturing cost height.

[summary of the invention]

The technical problem that the utility model solves provides a kind of LED fluorescent tube, bearing substrate is fixed on the lamp socket avoiding using under the situation of fixed mechanisms such as screw.

The utility model provides a kind of LED fluorescent tube, comprising: bearing substrate; A plurality of LED are arranged on the bearing substrate; Lamp socket is used for fixing bearing substrate, and lamp socket comprises the first side wall near bearing substrate, and the first side wall is provided with the retaining wall that is positioned at the bearing substrate both sides, and retaining wall is provided with crimp portion, so that bearing substrate is fixed on the first side wall.

According to the utility model one preferred embodiment, lamp socket has an accommodation space, and the LED fluorescent tube further comprises power supply, and power supply comprises power shell and is arranged at the interior power supply circuit board of power shell, power supply is arranged in the accommodation space, and power shell to small part is put the space calmly and exposed.

According to the utility model one preferred embodiment, lamp socket further comprises second sidewall away from bearing substrate, is formed with otch on second sidewall, and power shell exposes through otch.

According to the utility model one preferred embodiment, lamp socket is the half round post of hollow, and the first side wall is semi-cylindrical plane, and second sidewall is semi-cylindrical cylinder.

According to the utility model one preferred embodiment, otch is positioned at the top of cylinder, and power shell has the top shell of U-shaped and cooperates to accommodate the drain pan of power supply circuit board with the top shell, and the end face of top shell exposes through otch.

According to the utility model one preferred embodiment, otch is positioned at the end of lamp socket, and the LED fluorescent tube comprises the end cap that is positioned at the end, and the two ends of power shell are respectively arranged with the necking section of the notching edge that is used to insert the end cap and second sidewall.

According to the utility model one preferred embodiment, the both sides of power shell are provided with side rib, and the inner surface of accommodation space is formed with the slot that is used to receive side rib, slide along the bearing of trend of lamp socket to allow power shell.

According to the utility model one preferred embodiment, further be provided with air vent on the power shell.

According to the utility model one preferred embodiment, crimp portion is formed by retaining wall crimp.

According to the utility model one preferred embodiment, heat conduction further is set between bearing substrate and the first side wall pastes.

According to the utility model one preferred embodiment, the LED fluorescent tube further comprises the lampshade that cooperates with lamp socket, and the edge of lamp socket is provided with first trip, and second buckle that the edge setting of lampshade engages with first trip slides along the bearing of trend of lamp socket to allow lampshade.

By the way, can the bearing substrate extruding be fixed on the lamp socket avoiding using under the situation of fixed mechanisms such as screw, improve and make efficient, reduce manufacturing cost.

[description of drawings]

Fig. 1 is the decomposing schematic representation of the LED fluorescent tube of the utility model one preferred embodiment.

Fig. 2 is the assembling schematic diagram of the LED fluorescent tube of the utility model one preferred embodiment.

Fig. 3 is the cross section enlarged drawing of decomposing state of the LED fluorescent tube of the utility model one preferred embodiment.

Fig. 4 is the cross section enlarged drawing of assembled state of the LED fluorescent tube of the utility model one preferred embodiment.

Fig. 5 is the partial schematic diagram of assembled state of the LED fluorescent tube of the utility model one preferred embodiment.

[specific embodiment]

Below in conjunction with drawings and Examples the utility model is elaborated.

To shown in Figure 2, Fig. 1 is the LED fluorescent tube decomposing schematic representation of the utility model one preferred embodiment as Fig. 1, and Fig. 2 is the assembling schematic diagram of the LED fluorescent tube of the utility model one preferred embodiment.LED fluorescent tube 10 of the present utility model comprises bearing substrate 11, insulated covering edge 111, heat conduction subsides 112, lamp socket 13, power supply 15, lampshade 17 and end cap 18.

To shown in Figure 4, Fig. 3 is the cross section enlarged drawing of decomposing state of the LED fluorescent tube of the utility model one preferred embodiment as Fig. 3, and Fig. 4 is the cross section enlarged drawing of assembled state of the LED fluorescent tube of the utility model one preferred embodiment.Be arranged at intervals with a plurality of LED 110 on the bearing substrate 11 in order to illumination.Lamp socket 13 comprises second sidewall 132 that the first side wall 131 of close bearing substrate 11 reaches away from bearing substrate 11.In the present embodiment, lamp socket 13 is the half round post of hollow.The first side wall 131 of lamp socket 13 is semi-cylindrical plane, and second sidewall 132 is semi-cylindrical cylinder, the first side wall 131 and second sidewall, 132 definition, one accommodation space 134.Lamp socket 13 is preferably made by the strip Al squeezing material, and its outer surface can be provided with radiating fin, to improve radiating effect.

Power supply 15 is arranged in the accommodation space 134, and comprises power shell 150 and be arranged at power supply circuit board (not shown) in the power shell 150.In the present embodiment, power shell 150 comprises the top shell 155 and the drain pan 156 of U-shaped, and top shell 155 matches to accommodate the power supply circuit board of power supply 15 with drain pan 156.The both sides of power shell 150 are provided with side rib 154, and the inner surface of accommodation space 134 is formed with the slot 135 that is used to receive side rib 154, slide along the bearing of trend of lamp socket 13 to allow power shell 150.

As shown in Figures 1 to 4, on second sidewall 132 of lamp socket 13, be formed with otch 1321.In the present embodiment, otch 1321 is positioned at the end of lamp socket 13 and is positioned at the cylinder top of second sidewall 132.In the utility model, power shell 150 exposes through otch 1321 parts.Specifically, the end face of top shell 155 exposes through otch 1321, makes power shell 150 directly contact with the extraneous air of lamp socket 13 thus, and the heat that makes power supply 15 produce can directly be dispersed in the air.Further be arranged at intervals with air vent 151 on the power shell 150, with further raising radiating effect.

In addition, the two ends of power shell 150 are respectively arranged with necking section 152.When assembling, the notching edge of the end cap 18 and second sidewall 132 is inserted in necking section 152, utilizes the end cap 18 and second sidewall 132 to fix power shell 150 with cooperating of necking section 152 thus, avoids using other fixed mechanisms.Further be provided with power pin (not indicating) on the end cap 18.

To shown in Figure 4, bearing substrate 11 is arranged on the first side wall 131 as Fig. 3, and the first side wall 131 is provided with and is positioned at bearing substrate 11 both sides and away from the upwardly extending retaining wall 136 in the side of second sidewall 132.In the present embodiment, retaining wall 136 is provided with perpendicular to the first side wall 131.Retaining wall 136 is provided with crimp portion 137, so that bearing substrate 11 is fixed on the first side wall 131.As shown in Figure 5, Fig. 5 is the partial schematic diagram of assembled state of the LED fluorescent tube of the utility model one preferred embodiment.Crimp portion 137 is formed on the retaining wall 136, and is formed by retaining wall 13 crimps at interval.In other embodiments, retaining wall 136 can gradually closing on away from the direction of the first side wall 131 so that its can be better fixing bearing substrate 11.By the way, can avoid using fixed mechanisms such as screw to fix bearing substrate 11.

To shown in Figure 4, the both sides of the edge of bearing substrate 11 further are provided with insulated covering edge 111 as Fig. 3.In the present embodiment, the cross section of insulated covering edge 111 is a U-shaped, and coats the both sides of the edge of bearing substrate 11.Crimp portion 137 acts on insulated covering edge 111, so that bearing substrate 11 is fixed on the first side wall 131 through insulation bound edge 111.In the present embodiment, the effect of insulated covering edge 111 is to avoid being short-circuited between bearing substrate 11 and retaining wall 136, crimp portion 137 and the lamp socket 13.

Heat conduction further is set between bearing substrate 11 and the first side wall 131 pastes 112, to improve the heat transference efficiency between bearing substrate 11 and the first side wall 131.Preferably the thickness with insulated covering edge 111 is identical for the thickness of heat conduction subsides 112.

In addition, to shown in Figure 4, the edge of lamp socket 13 is provided with first trip 138 as Fig. 3, and second buckle 171 that the edge setting of lampshade 17 engages with first trip 138 so that lampshade 17 cooperatively interacts with lamp socket 13, allows lampshade 17 to slide along the bearing of trend of lamp socket 13.Lampshade 17 is made by optical material, can select difformity or material for use according to different demands.

In the above-described embodiments, only the utility model has been carried out exemplary description, but those skilled in the art can carry out various modifications to the utility model after reading present patent application under the situation that does not break away from spirit and scope of the present utility model.

Claims

1. LED fluorescent tube, it is characterized in that: described LED fluorescent tube comprises:

Bearing substrate;

A plurality of LED are arranged on the described bearing substrate;

Lamp socket, be used for fixing described bearing substrate, described lamp socket comprises the first side wall near described bearing substrate, and described the first side wall is provided with the retaining wall that is positioned at described bearing substrate both sides, described retaining wall is provided with crimp portion, so that described bearing substrate is fixed on the described the first side wall.

2. LED fluorescent tube according to claim 1, it is characterized in that, described lamp socket has an accommodation space, described LED fluorescent tube further comprises power supply, described power supply comprises power shell and is arranged at the interior power supply circuit board of described power shell, described power supply is arranged in the described accommodation space, and described power shell to small part exposes from described accommodation space.

3. LED fluorescent tube according to claim 2 is characterized in that, described lamp socket further comprises second sidewall away from described bearing substrate, is formed with otch on described second sidewall, and described power shell exposes through described otch.

4. LED fluorescent tube according to claim 3 is characterized in that, described lamp socket is the half round post of hollow, and described the first side wall is described semi-cylindrical plane, and described second sidewall is described semi-cylindrical cylinder.

5. LED fluorescent tube according to claim 4, it is characterized in that, described otch is positioned at the top of described cylinder, and described power shell has the top shell of U-shaped and cooperates to accommodate the drain pan of described power supply circuit board with described top shell, and the end face of described top shell exposes through described otch.

6. LED fluorescent tube according to claim 3, it is characterized in that, described otch is positioned at the end of described lamp socket, and described LED fluorescent tube comprises the end cap that is positioned at described end, and the two ends of described power shell are respectively arranged with the necking section of the notching edge that is used to insert described end cap and described second sidewall.

7. LED fluorescent tube according to claim 2, it is characterized in that, the both sides of described power shell are provided with side rib, and the inner surface of described accommodation space is formed with the slot that is used to receive described side rib, slide along the bearing of trend of described lamp socket to allow described power shell.

8. LED fluorescent tube according to claim 2 is characterized in that, further is provided with air vent on the described power shell.

9. LED fluorescent tube according to claim 1 is characterized in that, described crimp portion is formed by described retaining wall crimp.

10. LED fluorescent tube according to claim 1 is characterized in that, heat conduction further is set between described bearing substrate and the described the first side wall pastes.

11. LED fluorescent tube according to claim 1, it is characterized in that, described LED fluorescent tube further comprises the lampshade that cooperates with described lamp socket, the edge of described lamp socket is provided with first trip, second buckle that the edge setting of described lampshade engages with described first trip slides along the bearing of trend of described lamp socket to allow described lampshade.