CN202733561U - LED light tube - Google Patents

Abstract

The utility model discloses a LED lamp tube, including shell, LED light source, LED driver and both ends lid, LED light source and LED driver are all installed in the shell, and the LED driver connects and drives the LED light source, and both ends lid is connected with the LED driver and installs respectively in the both ends of shell, and the LED light source includes that a circuit board and a plurality of model are 2833's LED lamp, and circuit board detachably installs in the shell, and a plurality of LED lamp weld in the circuit board. Compared with the prior art, because the utility model discloses the LED light source of LED fluorescent tube includes that a circuit board and a plurality of model are 2833's LED lamp, and circuit board detachably installs in the shell, and a plurality of LED lamps weld in the circuit board, make full use of the characteristic of 2833LED lamp, do not have to add in addition and wait heat abstractor to dispel the heat between the heat dissipation to the cost is reduced, and the radiating effect is good, the no decay.

Description

LED light tube

technical field

The utility model relates to the technical field of lighting, in particular to an LED (Light Emitting Diode, light emitting diode) lamp tube.

Background technique

In recent years, based on the characteristics of energy saving, environmental protection, high efficiency, small size, and long life, LED (Light Emitting Diode, light-emitting diode) lamps have become more and more popular among people. The LED lamps have replaced traditional incandescent lamps and fluorescent lamps. a mainstream trend.

Existing LED light tubes generally include a casing, an LED light source and an LED driver. Both the LED light source and the LED driver are installed in the casing, and the LED driver is connected to and drives the LED light source. In order to ensure the service life of the LED lamp tube, it is generally necessary to add a heat dissipation device to the casing. However, the structure of the heat dissipation device of the existing LED light tube is generally relatively complicated in price, the heat dissipation effect is not good, and the cost is relatively high.

Therefore, it is necessary to provide an improved LED lamp tube to overcome the above defects.

Utility model content

The purpose of the utility model is to provide an LED lamp tube, which has better heat dissipation effect, low cost and no light decay.

In order to achieve the above purpose, the utility model provides an LED lamp tube, which includes a casing, an LED light source, an LED driver and two end caps, the LED light source and the LED driver are installed in the casing, and the LED The driver is connected to and drives the LED light source, and the two end covers are connected to the LED driver and installed on both ends of the housing respectively, wherein the LED light source includes a circuit board and a plurality of 2833 LED lamps , the circuit board is detachably mounted on the housing, and a plurality of the LED lamps are welded to the circuit board.

Compared with the prior art, since the LED light source of the LED lamp tube of the present invention includes a circuit board and a plurality of 2833 LED lamps, the circuit board is detachably mounted on the housing, and the plurality of LED lamps Soldering on the circuit board fully utilizes the characteristics of the 2833 LED lamp, and there is no need to add a cooling device such as a cooling room for heat dissipation, thereby reducing the cost, and the heat dissipation effect is good, and there is no light decay.

Preferably, the power of each LED lamp ranges from 0.1w to 0.3w.

Specifically, the casing is in a tubular shape, and the casing has a light-transmitting portion and a heat dissipation portion that are engaged with each other. Both the LED driver and the LED light source are mounted on the heat dissipation portion, and the LED lamp faces the The transparent part.

Specifically, both the light-transmitting portion and the heat dissipation portion are semicircular.

Specifically, the heat dissipation part includes a substrate and an arc-shaped plate, the substrate and the arc-shaped plate are integrated, and the substrate and the arc-shaped plate form a cavity, and the LED driver is located In the cavity, the circuit board is detachably installed on the base plate.

Preferably, two sides of the substrate protrude toward the geometric center of the substrate to form two card slots, and the two card slots extend along the length direction of the housing, and the circuit board is inserted into the two card slots .

Specifically, both sides of the arc-shaped plate extend toward the geometric center of the heat dissipation part to form two engaging parts, and the two engaging parts extend along the length direction of the housing, and two engaging parts are formed on the light-transmitting part. the groove, and the two engaging parts are respectively inserted into the two grooves.

Preferably, the transparent part is made of polycarbonate material. Since the polycarbonate material contains secondary optical enhancement components, the light transmittance of the housing can reach more than 90%.

Preferably, the heat dissipation part is made of aluminum material to form an aluminum casing, which effectively enhances the heat dissipation effect.

The utility model will become clearer through the following description in conjunction with the accompanying drawings, which are used to explain the embodiments of the utility model.

Description of drawings

Fig. 1 is a perspective view of an embodiment of the LED lamp tube of the present invention.

FIG. 2 is an exploded view of FIG. 1 .

FIG. 3 is a structural diagram of the heat dissipation part shown in FIG. 2 .

FIG. 4 is an enlarged side view of the LED light tube shown in FIG. 1 with the end cap removed.

Detailed ways

Embodiments of the present invention will now be described with reference to the drawings, in which like reference numerals represent like elements.

Please refer to Fig. 1 to Fig. 3, an embodiment of the LED lamp tube of the present invention includes a housing 10, an LED light source 12, an LED driver (not shown) and two end caps 16, the LED light source 12 and the LED driver are both Installed in the housing 10 , and the LED driver is connected to drive the LED light source 12 to work. The two end caps 16 are connected to the LED driver and installed on both ends of the housing 10 respectively.

Specifically, referring to FIG. 1 and FIG. 2 , the casing 10 is in a tubular shape, and the casing 10 has a light-transmitting portion 101 and a heat-dissipating portion 102 that are engaged with each other. The LED driver and the LED light source 12 are installed on The heat dissipation part 102 , and the LED light source 12 faces the light-transmitting part 101 .

Specifically, both the transparent portion 101 and the heat dissipation portion 102 are semicircular.

Specifically, as shown in FIG. 3 , the heat sink 102 includes a substrate 1021 and an arc-shaped plate 1022, the substrate 1021 and the arc-shaped plate 1022 are integrated, and the substrate 1021 and the arc-shaped plate 1022 are integrated. The shape plate 1022 forms a cavity 1023, and the LED light source 12 includes a circuit board 121 and a plurality of LED lamps 122 whose model number is 2833. The lamp 122 is soldered to the circuit board 121 , and the LED driver is located in the cavity 1023 .

2 and 4, the two sides of the substrate 1021 protrude toward the geometric center of the substrate 1021 to form two card slots 1021a, and the two card slots 1021a extend along the length direction of the housing 10, the circuit The board 121 is inserted into the two slots 1021 a to implement the installation of the circuit board 121 on the substrate 1021 .

Specifically, both sides of the arc-shaped plate 1022 extend toward the geometric center of the heat dissipation portion 102 to form two engaging portions 1022a, and the two engaging portions 1022a extend along the length direction of the housing 10, and the transparent Two grooves 1011 are formed on the light part 101 , and the two engaging parts 1022 a are respectively inserted into the two grooves 1011 to realize fastening between the heat dissipation part 102 and the light-transmitting part 101 .

Preferably, the power of each LED lamp 122 ranges from 0.1w to 0.3w.

Preferably, the transparent part 101 is made of polycarbonate material. Since the polycarbonate material contains secondary optical enhancement components, the light transmittance of the housing 10 can reach more than 90%.

Preferably, the heat dissipation part 102 is made of aluminum material, which effectively enhances the heat dissipation effect.

As mentioned above, since the LED light source 12 of the LED lamp tube of the present invention includes a circuit board 121 and a plurality of 2833 LED lamps 122, the characteristics of the 2833 LED lamps are fully utilized, and there is no need to additionally install a cooling room for heat dissipation. The device is used for heat dissipation, thereby reducing the cost, and the heat dissipation effect is good, and there is no light decay.

The utility model has been described above in conjunction with the best embodiments, but the utility model is not limited to the above-disclosed embodiments, but should cover various modifications and equivalent combinations based on the essence of the utility model.

Claims (9)

1. An LED light tube, comprising a casing, an LED light source, an LED driver and two end caps, the LED light source and the LED driver are installed in the casing, and the LED driver is connected to and drives the LED light source , the two end covers are connected with the LED driver and installed on both ends of the housing respectively, it is characterized in that: the LED light source includes a circuit board and a plurality of 2833 LED lamps, the circuit board can It is detachably mounted on the shell, and a plurality of the LED lamps are welded on the circuit board. 2. The LED lamp tube according to claim 1, characterized in that: the power of each LED lamp ranges from 0.1w to 0.3w. 3. The LED lamp tube according to claim 1 or 2, characterized in that: the shell is tubular, the shell has a light-transmitting portion and a heat-dissipating portion that are fastened together, the LED driver and the LED The light sources are all installed on the heat dissipation part, and the LED lamp faces the light-transmitting part. 4. The LED lamp tube according to claim 3, characterized in that: both the light-transmitting part and the heat-dissipating part are semicircular. 5. The LED lamp tube according to claim 4, wherein the heat dissipation part comprises a base plate and an arc-shaped plate, the base plate and the arc-shaped plate are integrated, and the base plate and the arc-shaped plate are integrated. The arc-shaped plate forms a cavity, the LED driver is located in the cavity, and the circuit board is detachably installed on the substrate. 6. The LED lamp tube according to claim 5, wherein two sides of the base plate protrude toward the geometric center of the base plate to form two slots, and the two slots are along the length direction of the housing Extending, the circuit board is inserted into the two card slots. 7. The LED lamp tube according to claim 5, characterized in that: two sides of the arc-shaped plate extend toward the geometric center of the heat dissipation part to form two engaging parts, and the two engaging parts extend along the The casing extends along the length direction, two grooves are formed on the light-transmitting part, and the two engaging parts are respectively inserted into the two grooves. 8. The LED lamp tube according to claim 3, characterized in that: the light-transmitting part is made of polycarbonate material. 9. The LED lamp tube according to claim 3, wherein the heat dissipation part is made of aluminum material.

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