TWM485363U - Waterproof double-sided LED tube - Google Patents

Description

LED double-sided tube with waterproof effect

The utility model relates to an LED double-sided lamp tube, in particular to an LED double-sided lamp tube with waterproof effect.

In recent years, the development of light-emitting diodes (LEDs) has been rapid. Compared with traditional lamps, the advantages of LEDs are small size, energy saving, and environmental protection. Therefore, LED lamps have been widely used in the market.

The known LED tube usually has a lamp tube, a heat sink, and an LED lamp board. The LED lamp board is fixed on the heat sink. The heat sink is embedded in the tube, and the tube is A cap is respectively provided on the end opening for use in combination with a commonly known lamp holder. The LED lamp board is mainly composed of a plurality of LEDs and a driving circuit, and includes the current common driving circuit types. The series circuit, the parallel circuit, the hybrid circuit, etc., the light emitting diodes are usually disposed at the middle of the LED light board, and the driving circuit or the circuit for connecting the components are often distributed on both sides of the LED light board, through the LED light board When the driving circuit is energized, the light emitting diode is illuminated, and the lighting function can be achieved in this way.

For example, China's new patent right M415420 "LED tube" (hereinafter referred to as the previous case), its main purpose is to provide a LED tube with moisture and moisture resistance, including a base, a lamp cover, an LED module a base strip and a first end seat; the base includes a body and a first engaging portion formed on the base body, the light cover is disposed on the base and forms an internal space with the base, the light cover includes a cover body and a second engaging portion formed on the cover body for engaging with the first engaging portion, the second engaging portion and the first engaging portion forming a joint seam, the inside of the joint seam The LED module is disposed in the internal body and is covered by the lamp cover, and the first rubber strip is disposed on the outer surface of the LED tube. The outer end of the joint is used to close the first joint, and the end seat is sleeved on the base and one end of the first lamp cover. In this manner, the lamp cover prevents moisture from penetrating into the inner space through the joint seam. The LED module is activated.

It can be seen from the above prior art that most of the surface of the known LED lamp board is in direct contact with the heat sink. Therefore, when the material of the heat sink is made of metal (for example, aluminum extrusion type), it is easy to affect the route of the layout due to water entering the lamp tube. In the event of an accident, the lampshade provided in the previous case can prevent water and gas from penetrating, but only the lampshade itself can achieve the preventive effect, and it is difficult to completely separate the two ends of the lampshade from the end seat, whether it is the process of production assembly to use, Or if there are conditions such as disassembly and maintenance, replacement of components, etc. during use, the current technology still fails to solve the problem of easy water ingress and infiltration of moisture between the two ends of the lampshade and the end seat, so it is indeed necessary to propose a better solution. The necessity of the program.

In view of the above-mentioned deficiencies of the prior art, the main object of the present invention is to provide a double-sided LED tube with waterproof effect, and to improve the structure of the LED double-sided tube assembly, so that the two ends of the LED double-sided tube and the external space Completely insulated to enhance its waterproofing effect.

The main technical means used for the above purpose is to make the LED double-sided lamp tube with waterproof effect comprising: a lamp cover having a hollow tubular shape and forming an opening at opposite ends; a heat dissipation seat having a hollow strip shape, And having two accommodating spaces and two opposite surfaces; two LED modules respectively disposed on two surfaces of the heat sink; and further comprising a substrate, wherein the substrate is provided with a plurality of light emitting diodes; And being disposed in the accommodating space of the heat sink and electrically connected to the LED modules respectively; the two lamp caps are respectively sleeved at two ends of the lamp cover, and respectively provided two pins for electrically connecting the external power source, The elastic members are respectively connected to the opening of the lamp cover and the inner wall of the lamp cap. The two elastic members are respectively connected to the opening of the lamp cover and the inner wall of the lamp cap. between.

The above-mentioned LED double-sided tube with waterproof effect passes through the lamp caps respectively disposed at the two ends of the lamp cover, and the two LED modules are disposed on the opposite surfaces of the heat dissipation seat to provide a larger illumination angle, and the capacity of the heat dissipation seat The driving circuit is further disposed to drive the LED modules to emit light, and the conductive manner is electrically connected to the LED module through the pins of the lamp cap; when the lampshade is combined with the lamp cap, the lampshade is terminated. Inserting the inner side of the lamp cap and moving from one end of the lamp cover toward the elastic member, so that the elastic member is abutted against the inner wall of the lamp cap by one end of the lamp cap to form a tightly engaged state, and the elastic member is engaged with one end of the lamp cover due to the pressing of the lamp cover. The shape is deformed correspondingly, so that the lampshade is completely isolated from the external space, and the waterproof effect of the double-sided LED tube can be improved.

A preferred embodiment of the present invention has a waterproof double-sided LED tube. Please refer to FIG. 1 and FIG. 2 , which includes a lamp cover 10 , a heat sink 20 , two LED modules 30 , and a driving module 40 . And the second lamp cap 50 and the two elastic members 60; the lampshade 10 is hollow and has openings formed at opposite ends thereof for the heat sink 20, the two LED modules 30, and a driving module 40 to be disposed in the X-axis direction. In the lampshade 10, the lamp caps 50 are respectively sleeved on the two ends of the lampshade 10, and the elastic member 60 is disposed between the opening of the lampshade 10 and the inner wall of the lamp cap 50 for waterproofing, and the lamp caps 50 are disposed on the lamp cap 50. The two pins 51 are electrically connected to the external power source, and the pins 51 are electrically connected to the LED modules 30 through an electrical connector 70. The electrical connector 70 has two pairs of pins. The pair of pins are in electrical contact with an LED module 30, and the other pair of pins are in electrical contact with the other LED module 30, whereby the LED tube can be used in combination with the lamp holder.

Two ribs 101 are formed on the inner wall of the lamp cover 10, and the ribs 101 are parallel to each other in the X-axis direction. The heat sink 20 is disposed in the lamp cover 10. In the preferred embodiment, the heat dissipation is achieved. The seat 20 series is an aluminum extrusion type. Since the aluminum has good plasticity after heating, the aluminum alloy ingot is pressed into the mold by heating and shaped, and different shapes can be manufactured according to different requirements, so it is also suitable for manufacturing the heat sink 20 of different sizes.

The heat sink 20 has a rectangular strip shape and is hollowed out at the center. The heat sink 20 has an accommodating space 201 and an opposite top surface and a bottom surface. The surfaces are parallel to the X-axis direction, and the top surface and the bottom surface are separately provided. A top portion 202 and a bottom portion 203 of the heat sink 20; two outer side walls of the heat sink 20 are formed with two buckle grooves 21, and the buckle grooves 21 are connected to the card ribs 101 in the lamp cover 10. Correspondingly, when the heat sink 20 penetrates into the globe 10 in the X-axis direction, the latch ribs 101 and the latching grooves 21 form a locked state, and the heat sink 20 is locked to the shade 10 . Inside;

The LED modules 30 are respectively disposed on the top surface and the bottom surface of the top portion 202 and the bottom portion 203 of the bulking portion 20 to provide a larger illumination angle and an illumination range. In this embodiment, the LED module 30 further includes a substrate 31, the substrate 31 is disposed in the X-axis direction, and a plurality of LEDs 32 are disposed in the X-axis direction; the driving module 40 is disposed in the receiving space of the heat sink 20, and respectively The LED module 30 is electrically connected to the LED module 30. In the embodiment, the driving module 40 includes a substrate 41. The substrate 41 is provided with a plurality of electronic components.

Referring to FIG. 3, the lamp cap 10 is respectively sleeved on the two ends of the lamp cover 10 in the X-axis direction. In the embodiment, an inner ring wall 501 is further formed in the lamp cap 50, and the inner ring wall 501 is formed. The outer diameter of the ferrule 50 and the inner side wall of the base 50 form a ring groove 52. The ring member 52 is provided with the elastic member 60. The elastic member 60 is annular and has a size matching with the opening diameter of the lamp cover 10, respectively. The size of the ring groove 52 is also matched with the opening diameter of the lamp cover 10. When the lamp cover 10 and the lamp cap 50 are combined, the two ends of the lamp cover 10 can be respectively inserted into the ring groove 52 of the lamp cap 50 to form a connection and fixed.

To further illustrate how the present invention is completely insulated from the external space by the combination of the structure of the lamp cap 50, the elastic member 60, and the lamp cover 10 to achieve waterproofing, please refer to FIG. 4, wherein the lampshade 10 and the lamp cap 50 are on the X-axis. When the insertion is performed in the direction, one end of the lampshade 10 is inserted between the inner side walls of the base 50 by the annular groove 52, and is moved by the one end of the lamp cover 10 toward the elastic member 60 in the X-axis direction, and the elastic member 60 is not yet contacted. The front liquid still penetrates into the gap between the lamp cover 10 and the inner ring wall 501 of the base 50, and flows into the lamp cover 10 to affect the LED modules 30 to cause an accidental disaster.

As shown in FIG. 5, when one end of the lamp cover 10 is further pushed to contact the elastic member 60, the elastic member 60 is abutted against the inner side wall of the base 50 to form a tightly engaged state, and the lamp cover 10 is pressed. The elastic member 60 and the elastic member 60 cooperate with the shape of one end of the lamp cover 20 to generate a corresponding deformation, so that the elastic member 60 fills the annular groove 52 formed by the inner side wall of the base 50 and the inner ring wall 501 of the base 50. When the lampshade 10 is completely free from the external space, it is completely isolated, so that the waterproof effect can be improved.

In order to illustrate the application mode of the present invention, an expansion of the illumination range is described. Referring to FIG. 6 , the two outer sidewalls of the heat sink 20 are further formed with two connecting portions adjacent to the fastening slots 21 of the heat sink 20 . 22, the connecting portion 22 is annular, and an internal thread is formed on the inner diameter wall for matching with the two screws that the lamp cap 50 is externally inserted, and the fixing heat sink 20 is reinforced by screwing; In this embodiment, the top portion 202 and the bottom portion 203 of the heat sink 20 are respectively provided with LED modules 30, which can solve the problem that the traditional LED tube has a limited illumination angle, because the traditional LED tube only emits light on one side, and the illumination angle is about 120. The LED module 30 of the present invention can provide an illumination angle R in different directions on the Z axis simultaneously by the LEDs 32 on the substrate 31, and generate an illumination range when the illumination is generated. When the angle is 120 degrees, and the irradiation range of more than 240 degrees can be generated, the disadvantage of insufficient illumination angle of the conventional LED tube is greatly improved, and the novel system further expands the illumination range; in addition, the housing space of the heat sink 20 is provided. There is the driving module 40, the driving module The substrate 41 of the 40 is fixed on the bottom surface of the top portion 202 of the heat sink 20, and is disposed opposite to the LED module 30. Since the mounting space of the heat sink 20 can be disposed, the driving module can be saved. The space of 40 makes the new model not only improve the waterproof effect, expand the scope of illumination, but further increase the space utilization.

10‧‧‧shade
101‧‧‧Carri
20‧‧‧ Heat sink
201‧‧‧ accommodating space
202‧‧‧ top
203‧‧‧ bottom
21‧‧‧ buckle groove
22‧‧‧Connecting Department
30‧‧‧LED module
31‧‧‧Substrate
32‧‧‧Lighting diode
40‧‧‧Drive Module
41‧‧‧Substrate
50‧‧‧ lamp holder
501‧‧‧ Inner Ring Wall
51‧‧‧ pins
52‧‧‧ Ring groove
60‧‧‧Flexible parts
70‧‧‧Electrical connectors

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a preliminary exploded view of a preferred embodiment of the present invention. 2 is an overall exploded view of a preferred embodiment of the present invention. 3 is a partial side elevational cross-sectional view of a preferred embodiment of the present invention. Figure 4 is a partial cross-sectional view of a preferred embodiment of the present invention. Figure 5 is a partial cross-sectional view of another preferred embodiment of the present invention. Figure 6 is a schematic cross-sectional view of a preferred embodiment of the present invention.

10‧‧‧shade

101‧‧‧Carri

20‧‧‧ Heat sink

201‧‧‧ accommodating space

202‧‧‧ top

203‧‧‧ bottom

21‧‧‧ buckle groove

22‧‧‧Connecting Department

30‧‧‧LED module

31‧‧‧Substrate

32‧‧‧Lighting diode

40‧‧‧Drive Module

41‧‧‧Substrate

50‧‧‧ lamp holder

51‧‧‧ pins

60‧‧‧Flexible parts

70‧‧‧Electrical connectors

Claims (8)

An LED double-sided lamp tube with waterproof effect, comprising: a lamp cover, having a hollow tubular shape, and forming an opening at opposite ends respectively; a heat-dissipating seat having a hollow strip shape and having a receiving space and a relative The two LED modules are respectively disposed on the two surfaces of the heat sink; and further comprising a substrate, wherein the substrate is provided with a plurality of light emitting diodes; and a driving module disposed on the heat sink In the space, the LED modules are respectively electrically connected; the two lamp caps are respectively disposed at two ends of the lamp cover, and respectively provided two pins for electrically connecting external power sources, and the pins are respectively associated with the LEDs The module is electrically connected; the two elastic members are annular, and the dimensions are respectively matched with the opening diameters of the two ends of the lamp cover, and the elastic member is disposed between the lamp cover opening and the inner wall of the lamp cap. The LED double-sided lamp tube having the waterproof effect as claimed in claim 1, further forming an inner ring wall in the lamp cap, the outer diameter of the inner ring wall and the inner side wall of the lamp cap forming a ring groove, wherein the ring groove is provided The elastic members are arranged in a ring shape, and the sizes thereof are respectively matched with the opening diameters of the two ends of the lamp cover, and the size of the ring groove is also matched with the opening diameter of the lamp cover at both ends. The LED double-sided tube having the waterproof effect according to claim 2, wherein the heat sink has a rectangular strip shape, and the two surfaces are a top surface and a bottom surface, and the top surface and the bottom surface are respectively disposed on the heat dissipation seat. On the top and the bottom, the LED modules are respectively disposed on the top and bottom surfaces of the top and bottom of the bulk holder; and the light-emitting diodes on the substrate can respectively provide an illumination angle in different directions. And produce a range of illumination. The waterproof double-sided LED tube of claim 3, wherein the elastic member is abutted against the inner side wall of the base to form a tightly engaged state, and the elastic member cooperates with the shape of one end of the lamp cover to generate a corresponding one. The deformation causes the elastic member to fill the ring groove so that the lamp cover is completely free from the external space. The LED double-sided tube having the waterproof effect as claimed in claim 4, wherein the inner tube wall of the lamp cover is formed with two strip-shaped ribs, and the ribs are parallel in the axial direction, and the heat sink is clamped to the lamp cover. Inside. The waterproof double-sided LED tube of claim 5, wherein two outer side walls of the heat sink are formed with two-shaped buckle grooves corresponding to the card ribs in the lamp cover. The waterproof double-sided LED tube of claim 6, wherein the pins on the base are electrically connected to the LED modules through an electrical connector, the electrical connector having two dockings The legs, wherein the pair of pins are in electrical contact with one of the LED modules, and the other pair of pins are in electrical contact with the other of the LED modules. The LED double-sided tube having the waterproof effect according to claim 7, wherein the two outer side walls of the heat sink are further formed with two connecting portions at the fastening grooves adjacent to the heat sink, and the connecting portions are It is annular and has an internal thread formed on the inner diameter wall for matching with the two screws through which the lamp cap is externally disposed.