CN220103074U - LED lamp with dampproofing function - Google Patents

Abstract

The utility model discloses an LED lamp with a dampproof function, which comprises: a lamp tube having a first end and a second end; the light-emitting assembly is arranged in the lamp tube and comprises a substrate and LED lamp beads arranged on the substrate; the lamp cap comprises a first lamp cap and a second lamp cap, wherein the first lamp cap and the second lamp cap are respectively arranged at a first end part and a second end part of the lamp tube, and are provided with conductive parts for connecting an external power supply; and the moistureproof piece is arranged in the first lamp cap and/or the second lamp cap. The LED lamp with the dampproof function is provided with the dampproof piece in the lamp cap, so that the inside of the LED lamp is kept dry, the service life of the LED lamp bead is prolonged, the problems of electric leakage and short circuit caused by moisture are avoided, and the safety is improved.

Description

LED lamp with dampproofing function

Technical Field

The utility model relates to the field of lighting devices, in particular to an LED lamp with a dampproof function.

Background

The LED lamp has the advantages of low power consumption, long service life, long emergency lighting time, easiness in control, no maintenance, safety, environmental protection and the like, and is widely applied to indoor lighting lamps of hotels, offices, large-scale markets, basements and the like.

The existing LED lamp comprises a circuit board, a lamp panel, LED lamp beads, heat-conducting glue and the like, and because the heat-conducting glue contains moisture, after the heat-conducting glue is dried, the moisture can be adsorbed on the inner wall of a lamp tube, the lamp beads and the circuit board, and the problems of electric leakage, short circuit, damp of the lamp beads and service life reduction of the lamp beads can be possibly caused.

Disclosure of Invention

The utility model provides an LED lamp with a dampproof function, which solves the problems of electric leakage and short circuit caused by moisture in a lamp tube and the reduction of the service life of lamp beads in the prior art.

LED lamps and lanterns with dampproofing function includes:

a lamp tube having a first end and a second end;

the light-emitting assembly is arranged in the lamp tube and comprises a substrate and LED lamp beads arranged on the substrate;

the lamp cap comprises a first lamp cap and a second lamp cap, wherein the first lamp cap and the second lamp cap are respectively arranged at a first end part and a second end part of the lamp tube, and are provided with conductive parts for connecting an external power supply;

and the moistureproof piece is arranged in the first lamp cap and/or the second lamp cap.

The following provides several alternatives, but not as additional limitations to the above-described overall scheme, and only further additions or preferences, each of which may be individually combined for the above-described overall scheme, or may be combined among multiple alternatives, without technical or logical contradictions.

Optionally, the lamp cap comprises a cylinder wall and an end wall with the conductive member, and the moisture-proof member is riveted to the end wall through the conductive member.

Optionally, the moisture-proof member is provided with a avoiding hole.

Optionally, the shape of the moisture-proof piece is adapted to the inner ring of the cylinder wall.

Optionally, the moisture-proof member is a sheet structure.

Optionally, the lamp tube and the lamp cap are adhered by glue.

Optionally, a driving power supply is installed in the first lamp cap, and the driving power supply includes a circuit board and electronic components arranged on the circuit board.

Optionally, a clamping groove matched with the circuit board is formed in the first lamp holder.

The LED lamp with the dampproof function is provided with the dampproof piece in the lamp cap, so that the inside of the LED lamp is kept dry, the service life of the LED lamp bead is prolonged, the problems of electric leakage and short circuit caused by moisture are avoided, and the safety is improved.

Drawings

Fig. 1 is a schematic structural diagram of an LED lamp with moisture-proof function according to an embodiment of the present utility model;

FIG. 2 is an exploded view of the LED lamp of FIG. 1;

FIG. 3 is a cross-sectional view of a first burner;

FIG. 4 is a schematic diagram of the structure of the first lamp cap without the driving power;

fig. 5 is a schematic structural view of the moisture barrier.

Reference numerals in the drawings are described as follows:

10. a lamp tube; 11. a first end; 12. a second end;

20. a light emitting assembly; 21. a substrate; 22. LED lamp beads;

30. a lamp base; 31. a first lamp cap; 32. a second lamp cap; 33. a conductive member; 331. a main body portion; 332. an outer protruding portion; 34. a cylinder wall; 35. an end wall; 36. a clamping groove;

40. a moisture-proof member; 41. avoidance holes;

50. a driving power supply; 51. a circuit board; 52. an electronic component.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, an embodiment of the present utility model provides an LED lamp with moisture-proof function, which includes a lamp tube 10, a light emitting assembly 20 and a lamp cap 30.

The lamp tube 10 has a first end 11 and a second end 12, the light emitting component 20 is disposed inside the lamp tube 10, and includes a substrate 21 and a plurality of LED beads 22 disposed on the substrate 21, the number of the LED beads 22 is plural, the substrate 21 includes a metal layer, an insulating layer, a circuit layer and a solder mask layer, the solder mask layer is white to improve the light reflection efficiency, and the LED beads 22 are welded on the circuit layer. Of course, the substrate 21 may alternatively be an FR-4 glass fiber board having no metal layer. The cap 30 includes a first cap 31 and a second cap 32, and the first cap 31 and the second cap 32 are respectively provided at the first end 11 and the second end 12 of the lamp tube 10, and are provided with a conductive member 33 for connecting an external power source.

In order to facilitate heat dissipation, heat-conducting glue is generally adopted in the existing LED lamp, but the heat-conducting glue contains moisture, after the heat-conducting glue is dried, the moisture can be adsorbed on all parts of the lamp, and the problems of electric leakage, short circuit and service life reduction caused by damp of lamp beads can be possibly caused.

In order to solve the problem, the LED lamp with the dampproof function further comprises the dampproof piece 40, the dampproof piece 40 is arranged in the first lamp cap 31 and/or the second lamp cap 32, and when the heat conducting glue is dried, the dampproof piece 40 can timely absorb moisture, so that the inside of the lamp is kept dry, the service life of the LED lamp bead 22 is prolonged, the problems of electric leakage and short circuit caused by the moisture are avoided, and the safety is improved. Of course, in order to keep the interior of the lamp as dry as possible, the first cap 31 and the second cap 32 are each provided with a moisture-proof member 40.

Referring to fig. 3 and 5, the lamp cap 30 includes a cylinder wall 34 and an end wall 35 with a conductive member 33, and a moisture-proof member 40 is riveted to the end wall 35 by the conductive member 33. Wherein, the number of the conductive members 33 is 2, including the main part 331 and set up in the outer part 332 of main part 331 one end, for the riveting of being convenient for, offer the hole 41 of dodging of being convenient for the conductive member 33 male on the dampproofing piece 40, dodge the corresponding 2 of number of hole 41, the shape suits with the periphery of main part 331.

Further, the shape of the moisture-proof member 40 is adapted to the inner ring of the cylinder wall 34, so that the moisture-proof member 40 can be riveted against the end wall 35, and the moisture-proof member 40 has the largest cross-sectional area in the lamp cap 30, thereby improving the water absorption. In this embodiment, the moisture-proof member 40 is a sheet structure, specifically, a moisture-proof sheet, which can be cut according to the adaptive size of the different lamp caps 30, and can be provided with a plurality of sheets according to the requirements.

The LED lamp with the dampproof function also comprises a driving power supply 50 arranged in the first lamp cap 31, wherein the driving power supply 50 comprises a circuit board 51 and an electronic component 52 arranged on the circuit board 51. In order to facilitate the installation of the circuit board 51, a clamping groove 36 matched with the circuit board 51 is formed in the first lamp cap 31, and when the lamp is installed, the circuit board 51 is inserted into the first lamp cap 31 along the clamping groove 36, and then the lamp tube 10 and the lamp cap 30 are adhered by glue, so that the installation can be completed.

The LED lamp with the dampproof function has the following advantages:

1. the shape of the moistureproof piece can be flexibly cut according to the sizes of the lamp tube and the lamp cap, and the structure and the size of the existing lamp tube and the lamp cap do not need to be changed;

2. according to the quantity of the heat conducting glue in the LED lamp, the quantity of the dampproof parts to be placed is flexibly determined.

3. When the LED lamp is produced in the assembly line, the assembly is convenient, and the LED lamp is suitable for large-scale operation of the assembly line.

4. The dampproof piece is low in price, and the cost of the LED lamp is not affected.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description. When technical features of different embodiments are embodied in the same drawing, the drawing can be regarded as a combination of the embodiments concerned also being disclosed at the same time.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (8)

1. LED lamps and lanterns with dampproofing function, its characterized in that includes:

a lamp tube having a first end and a second end;

the light-emitting assembly is arranged in the lamp tube and comprises a substrate and LED lamp beads arranged on the substrate;

the lamp cap comprises a first lamp cap and a second lamp cap, wherein the first lamp cap and the second lamp cap are respectively arranged at a first end part and a second end part of the lamp tube, and are provided with conductive parts for connecting an external power supply;

and the moistureproof piece is arranged in the first lamp cap and/or the second lamp cap.

2. The LED light fixture of claim 1 wherein the lamp head includes a barrel wall and an end wall with the conductive member, the moisture resistant member being riveted to the end wall by the conductive member.

3. The LED light fixture of claim 2 wherein the moisture barrier is provided with a relief aperture.

4. The LED light fixture of claim 2 wherein the moisture barrier is shaped to conform to an inner ring of the barrel wall.

5. The LED light fixture of claim 2 wherein the moisture barrier is a sheet-like structure.

6. The LED light fixture of claim 1 wherein the tube is bonded to the base by glue.

7. The LED lamp of claim 1, wherein a driving power source is mounted in the first lamp cap, and the driving power source comprises a circuit board and electronic components arranged on the circuit board.

8. The LED lamp of claim 7, wherein the first lamp cap has a slot therein for mating with the circuit board.