CN218763287U

CN218763287U - Filler sealed waterproof LED bulb

Info

Publication number: CN218763287U
Application number: CN202223065200.4U
Authority: CN
Inventors: 王松
Original assignee: Dongguan Huihuan Lighting Co Ltd
Current assignee: Dongguan Huihuan Lighting Co Ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-28
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to the technical field of lamps and lanterns, a glue-filled sealed waterproof LED bulb is disclosed, including lamp holder and the cell-shell of being connected with the lamp holder, still include the stem assembly, the stem assembly includes plastic seat and the first metal support line, LED lamp strip and the second metal support line of electrical connection in proper order, the plastic seat is connected in the oral area of cell-shell, and plastic seat one end is provided with the tongue portion, and the other end is provided with fills the concave position, it has the sealing glue layer to fill in the concave position, the tongue portion is provided with first wire guide and second wire guide at least, and first wire guide and second wire guide all communicate with filling the concave position; the utility model has the advantages of as follows: 1. the plastic seat is provided with a filling concave position, and a sealing adhesive layer is filled in the filling concave position, so that water is effectively prevented from entering the bulb shell through the wire hole; 2. the bulb has high waterproof performance and long service life; 3. the lamp has a simple overall structure and low manufacturing cost.

Description

Filler sealed waterproof LED bulb

Technical Field

The utility model relates to the technical field of lighting fixtures, especially, relate to a waterproof LED bulb of filler sealed formula.

Background

With the development of the technology, various bulbs are common from the traditional tungsten filament bulb to the current LED chip bulb, LED light bar bulb, etc. Meanwhile, people are no longer limited to using bulbs for ordinary illumination, and tend to use bulbs to generate different atmospheres, for example, the bulbs are used in outdoor entertainment places such as family parties and party parties to set off party atmosphere, add fun and artistic effects and the like.

Chinese patent CN202121256345.5 discloses a lampwick column and a lamp bulb, comprising: the top of the insulating supporting seat is provided with a fixing groove; the light-emitting units are symmetrically arranged on the insulating supporting seat; and one end of the light-emitting unit, which is close to the top of the insulating support seat, penetrates through the fixing groove to be connected. In the prior art, the insulating support seat is used for replacing a glass core rod, so that the structure of the bulb is further simplified, but external moisture still easily enters the bulb shell through a wire hole of the insulating support seat, and the waterproof performance of the bulb is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, provide a waterproof LED bulb of filler sealed, it has the characteristics that waterproof performance is high, the structure is succinct.

In order to achieve the above object, the utility model relates to a glue filling sealed waterproof LED bulb, including lamp holder and the cell-shell of being connected with the lamp holder, still including the stem assembly, the stem assembly includes plastic seat and electric connection's first metal support line, LED lamp strip and second metal support line in proper order, the plastic seat is connected in the oral area of cell-shell, and plastic seat one end is provided with tongue portion, and the other end is provided with fills the concave position, it has the sealing glue layer to fill in the concave position, tongue portion is provided with first wire guide and second wire guide at least, and first wire guide and second wire guide all communicate with filling the concave position, first wire guide electric connection LED lamp strip is passed to first metal support line one end, and second wire guide electric connection LED lamp strip is passed to second metal support line one end, the equal electric connection lamp holder of first metal support line and the second metal support line other end.

Furthermore, the plastic seat further comprises a cylindrical portion, the cylindrical portion and the convex tongue portion are integrally formed, the cylindrical portion is tightly matched with the opening portion of the bulb shell, and the filling concave position is arranged at one end, far away from the convex tongue portion, of the cylindrical portion.

Preferably, the bottom end of the cylindrical part is provided with a flange which can be matched with the mouth part of the bulb shell for use.

Preferably, the flange is symmetrically provided with a first wire groove and a second wire groove.

Furthermore, the cylinder portion is provided with a first containing position and a second containing position, the first containing position is communicated with the first wire guide hole, and the second containing position is communicated with the second wire guide hole.

Preferably, the first metal supporting line is electrically connected with a resistor a, and the resistor a is arranged in the first accommodating position.

Furthermore, the second metal supporting wire is electrically connected with a resistor b, and the resistor b is arranged in the second accommodating position.

Preferably, the sealant layer is flush with the port filling the recess.

Has the advantages that: compared with the prior art, the utility model relates to a glue-filled sealed waterproof LED bulb, including lamp holder and the cell-shell of being connected with the lamp holder, still include the stem assembly, the stem assembly includes plastic seat and the first metal support line, LED lamp strip and the second metal support line of electric connection in proper order, the plastic seat is connected in the oral area of cell-shell, and plastic seat one end is provided with tongue portion, and the other end is provided with fills the concave position, it has the sealing glue layer to fill in filling the concave position, tongue portion is provided with first wire guide and second wire guide at least, and first wire guide and second wire guide all communicate with filling the concave position; the utility model has the advantages of as follows: 1. the plastic seat is provided with a filling concave position, and a sealing adhesive layer is filled in the filling concave position, so that water is effectively prevented from entering the bulb shell through the wire hole; 2. the bulb has high waterproof performance and long service life; 3. the lamp has a simple overall structure and low manufacturing cost.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic diagram of the core column assembly structure of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the stem assembly of the present invention.

Fig. 4 is a schematic view of the cross-sectional structure of the plastic seat of the present invention.

FIG. 5 is a schematic view of the filling concave structure of the present invention

The reference numerals include:

a lamp holder-1, a bulb shell-2, a stem assembly-3, a plastic seat-31, a tongue part-311, a first wire guide-312, a second wire guide-313, a cylindrical part-314, a flange-315, a first wire groove-316, a second wire groove-317, the LED lamp comprises a first accommodating position-318, a second accommodating position-319, a first metal supporting wire-32, a resistor a-321, an LED lamp strip-33, a second metal supporting wire-34, a resistor b-341, a filling concave position-4 and a sealant layer-41.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5.

The utility model relates to a sealed waterproof LED bulb of filler, including lamp holder 1 and the cell-shell 2 of being connected with lamp holder 1, still including stem assembly 3, stem assembly 3 includes plastic seat 31 and electric connection's first metal support line 32, LED lamp strip 33 and second metal support line 34 in proper order, plastic seat 31 is connected in the oral area of cell-shell 2, and plastic seat 31 one end is provided with tongue portion 311, and the other end is provided with fills concave position 4, it has sealant layer 41 to fill in the concave position 4, tongue portion 311 is provided with first wire guide 312 and second wire guide 313 at least, and first wire guide 312 and second wire guide 313 all communicate with filling concave position 4, first wire guide 312 electric connection LED lamp strip 33 is passed to first metal support line 32 one end, and second wire guide 313 electric connection LED lamp strip 33 is passed to second metal support line 34 one end, the equal electric connection lamp holder 1 of the first metal support line 32 and the second metal support line 34 other end.

The utility model discloses a bulb overall structure is succinct, and the cost of manufacture is low to be provided with in the outer end of plastic seat 31 and fill concave position 4 and be used for filling sealing glue layer 41, sealing glue layer 41 can seal first wire hole 312 and second wire hole 313, prevent that outside moisture from getting into 2 insides of cell-shell through the wire hole, further promote the waterproof performance of bulb, on the other hand, sealing glue layer 41 still has the effect of fixed metal support line or resistance.

In this embodiment, as shown in fig. 2, the plastic seat 31 further includes a cylindrical portion 314, the cylindrical portion 314 and the tongue portion 311 are integrally formed, and the cylindrical portion 314 is tightly fitted to the mouth of the bulb casing 2 to seal the mouth of the bulb casing 2 and prevent moisture from entering the bulb casing 2. The filling concave 4 is arranged at one end of the cylindrical part 314 far away from the tongue part 311.

Preferably, the bottom end of the cylindrical portion 314 is provided with a flange 315 that can be used in cooperation with the mouth of the bulb casing 2. The flange 315 is used to cover the mouth of the bulb casing 2 to enhance the sealing property of the bulb and improve the waterproof property.

Preferably, the flange 315 is symmetrically provided with a first wire groove 316 and a second wire groove 317, when one end of the first metal supporting wire 32 or the second metal supporting wire 34 penetrates through the plastic seat 31 and is electrically connected to the sidewall of the lamp holder 1, the first metal supporting wire can be selectively placed in the first wire groove 316 or the second wire groove 317, the wire grooves have the functions of limiting and leading wires, and the short circuit of the lamp caused by the overlapping of the two metal supporting wires is avoided.

In this embodiment, the cylindrical portion 314 is provided with a first accommodating position 318 and a second accommodating position 319, the first accommodating position 318 is communicated with the first wire guide hole 312, and the second accommodating position 319 is communicated with the second wire guide hole 313. First holding position 318 and second holding position 319 supply the metal support line to pass electric connection LED lamp strip 33 to the stem assembly 3 of being convenient for sets up spare parts such as additional installation resistance, further compact bulb structure.

Preferably, the first metal supporting line 32 is electrically connected with a resistor a321, the resistor a321 is disposed in the first accommodating portion 318, and the position of the resistor a321 is defined and fixed by the first accommodating portion 318, and the resistor a321 may be entirely accommodated in the accommodating portion or partially extend into the filling recess 4 and be sealed and fixed by the sealant layer 41. The resistor a321 has a current limiting function, so that the damage of the LED lamp strip 33 caused by overlarge current in the use process is prevented, and on the other hand, the resistor a321 has a heat dissipation function, so that the heat of the metal supporting wire is shared in an auxiliary manner in the long-time use process of the bulb. The resistor a321 may be disposed on the first metal supporting line 32 and also on the second metal supporting line 34.

In order to further improve the technical solution, on the basis of the above single resistor technical solution, the second metal supporting line 34 is electrically connected to a resistor b341, and the resistor b341 is disposed in the second accommodating location 319, which is a double resistor technical solution, and the functions of the resistor b341 and the resistor a321 are the same. On the other hand, in addition to the resistors a321 and b341 being disposed in the accommodating position of the plastic seat 31, the resistors a321 and b341 may be disposed on the metal supporting wires at the upper end of the plastic seat 31, or the resistors a321 and b341 may be directly integrated on the LED light bar 33.

Preferably, in the manufacturing process of the bulb, the inventor further controls the height of the sealant layer 41 to be just level with the end of the filling recess 4, so as to avoid the raw material waste caused by sealant overflow and avoid the influence of the sealant layer 41 on the assembly efficiency of the whole bulb.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and it is to be understood that the present invention is not limited to the details of the embodiments and the application, which are obvious to those skilled in the art.

Claims

1. The utility model provides a waterproof LED bulb of filler sealed, includes lamp holder (1) and cell-shell (2) of being connected with lamp holder (1), its characterized in that: still including stem assembly (3), stem assembly (3) include plastic seat (31) and electric connection's first metal support line (32), LED lamp strip (33) and second metal support line (34) in proper order, plastic seat (31) are connected in the oral area of cell-shell (2), and plastic seat (31) one end is provided with tongue portion (311), and the other end is provided with fills concave position (4), it has sealant layer (41) to fill in concave position (4), tongue portion (311) are provided with first wire guide (312) and second wire guide (313) at least, and first wire guide (312) and second wire guide (313) all communicate with filling concave position (4), first wire guide (32) one end is passed first wire guide (312) electric connection LED lamp strip (33), and second metal support line (34) one end is passed second wire guide (313) electric connection LED lamp strip (33), first metal support line (32) and the equal electric connection lamp holder (1) of second metal support line (34).

2. The underfill-sealed waterproof LED bulb according to claim 1, wherein: the plastic seat (31) further comprises a cylindrical portion (314), the cylindrical portion (314) and the tongue portion (311) are integrally formed, the cylindrical portion (314) is tightly matched with the opening portion of the bulb shell (2), and the filling concave position (4) is arranged at one end, far away from the tongue portion (311), of the cylindrical portion (314).

3. The underfill-sealed waterproof LED bulb according to claim 2, wherein: the bottom end of the cylindrical part (314) is provided with a flange (315) which can be matched with the mouth part of the bulb shell (2) for use.

4. The underfill-sealed waterproof LED bulb according to claim 3, wherein: the flange (315) is symmetrically provided with a first line groove (316) and a second line groove (317).

5. The underfill-sealed waterproof LED bulb according to claim 2, wherein: the cylindrical portion (314) is provided with a first accommodating position (318) and a second accommodating position (319), the first accommodating position (318) is communicated with the first wire guide hole (312), and the second accommodating position (319) is communicated with the second wire guide hole (313).

6. The underfill-sealed waterproof LED bulb according to claim 5, wherein: the first metal supporting line (32) is electrically connected with a resistor a (321), and the resistor a (321) is arranged in the first accommodating position (318).

7. The glue-filled sealed waterproof LED bulb according to claim 6, wherein: the second metal supporting wire (34) is electrically connected with a resistor b (341), and the resistor b (341) is arranged in the second accommodating position (319).

8. The underfill-seal type waterproof LED bulb according to any one of claims 1 to 7, wherein: the sealant layer (41) is flush with the port of the filling concave position (4).