CN214369395U

CN214369395U - Resistance-free waterproof plastic LED bulb

Info

Publication number: CN214369395U
Application number: CN202120529914.2U
Authority: CN
Inventors: 古志荣
Original assignee: Dongguan Rongsheng Lighting Co ltd
Current assignee: Dongguan Rongsheng Lighting Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-10-08
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a resistance-free can waterproof plastics LED bulb, including the cell-shell, the lamp holder, the LED light source, stem and plug, the stem is located the inside of cell-shell, the LED light source is installed in the top of stem, the lower extreme border of stem outwards extends has the annular film, the plug is filled in to the stem from bottom to top, the lower extreme pressure of plug is on the annular film, the outside of plug and the inboard laminating of the lower extreme of cell-shell, the stem communicates with the bottom of lamp holder, the inboard of lamp holder is provided with the internal thread, the lower extreme of cell-shell is provided with the external screw thread, during the lower extreme of cell-shell inserts the lamp holder, external screw thread and the mutual threaded connection of internal thread. This but resistance waterproof plastics LED bulb passes through the extrusion of cell-shell to the plug for form encapsulated situation between stem and the cell-shell, waterproof performance obtains strengthening, removes the safety structure who uses resistance from, and whole obtains optimizing.

Description

Resistance-free waterproof plastic LED bulb

Technical Field

The utility model relates to a technical field of lamp decoration especially relates to a resistance-free can waterproof plastics LED bulb.

Background

In the existing bulb, in order to guarantee the internal waterproof effect, the resistor is required to be used in the lamp holder to control the waterproof effect, but when the resistor is used, the overall structure is relatively complex, and the manufacturing cost of the resistor is increased, so that a manufacturer needs to design a new bulb, and the waterproof effect can be effectively guaranteed while the resistor is not required.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: the provided plastic LED bulb is free of resistance and capable of preventing water, and is used for solving the problems in the prior art.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a resistance-free can waterproof plastics LED bulb, includes cell-shell, lamp holder, LED light source, stem and plug, the stem is located the inside of cell-shell, the LED light source is installed the top of stem, the lower extreme border of stem outwards extends has annular film, the stem is filled in from bottom to top the plug, the lower extreme of plug is pressed on the annular film, the outside of plug with the inboard laminating of the lower extreme of cell-shell, the stem with the bottom intercommunication of lamp holder, the inboard of lamp holder is provided with the internal thread, the lower extreme of cell-shell is provided with the external screw thread, the lower extreme of cell-shell inserts in the lamp holder, the external screw thread with the mutual threaded connection of internal thread.

As a preferable technical scheme, a first lead and a second lead are arranged on the stem, the first lead penetrates through the stem and then is connected to the lower end of the LED light source, and the second lead penetrates through the stem and then is connected to the upper end of the LED light source.

As a preferred technical scheme, the lower end edge of the rubber plug is provided with an annular bottom ring, the lower end of the annular bottom ring is attached to the upper end of the annular bottom sheet, and the upper end of the annular bottom ring is attached to the lower end of the bulb shell.

As a preferable technical scheme, the bulb shell is made of plastic.

As a preferable technical scheme, the shape of the bulb shell is cone, sphere and rod.

The utility model has the advantages that: the utility model provides a but exempt from waterproof plastics LED bulb of resistance, this but exempt from waterproof plastics LED bulb of resistance passes through the extrusion of cell-shell to the plug for form encapsulated situation between stem and the cell-shell, waterproof performance is strengthened, removes the safety structure who uses resistance from, wholly obtains optimizing.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

FIG. 1 is an exploded view of a resistor-free waterproof plastic LED bulb with a spherical bulb shell according to an embodiment;

fig. 2 is a sectional view of a plastic LED bulb having a rod-shaped bulb case, which is free of resistance and can be waterproof, according to an embodiment.

FIG. 3 is a schematic diagram of an overall structure of a plastic LED bulb with a rod-shaped bulb shell, which is free of resistance and can be waterproof, according to an embodiment;

FIG. 4 is a schematic diagram of the overall structure of a plastic LED bulb with a cone-shaped bulb shell, which is free of resistance and waterproof;

FIG. 5 is a schematic diagram of the overall structure of a plastic LED bulb with a spherical bulb shell, which is free of resistance and waterproof;

in fig. 1 to 5:

1. a bulb shell; 2. a lamp cap; 3. an LED light source; 4. a stem; 5. a rubber plug; 6. a ring-shaped bottom plate; 7. an annular bottom ring; 8. an internal thread; 9. an external thread; 10. a first conductive line; 11. a second conductive line.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 5, in this embodiment, a resistance-free waterproof plastic LED bulb includes a bulb shell 1, a lamp holder 2, an LED light source 3, a stem column 4 and a plug 5, the stem column 4 is located inside the bulb shell 1, the LED light source 3 is installed above the stem column 4, the lower end edge of the stem column 4 extends outwards to form an annular bottom sheet 6, the stem column 4 is plugged into the plug 5 from bottom to top, the lower end of the plug 5 is pressed on the annular bottom sheet 6, the outer side of the plug 5 is attached to the inner side of the lower end of the bulb shell 1, the stem column 4 is communicated with the bottom of the lamp holder 2, the inner side of the lamp holder 2 is provided with an internal thread 8, the lower end of the bulb shell 1 is provided with an external thread 9, the lower end of the bulb shell 1 is inserted into the lamp holder 2, the external thread 9 is connected to the internal thread 8.

In the production process, after the LED light source 3 is installed on the stem 4 for molding, the rubber plug 5 is firstly plugged into the lower end of the bulb shell 1, the stem 4 is plugged into the rubber plug from bottom to top, the final position of the rubber plug 5 is limited by the annular bottom sheet 6 at the lower end of the stem 4, so that the LED light source 3 is positioned in the bulb shell 1, the rubber plug 5 is extruded by the lower end of the bulb shell 1, the two forms a closed separation, the space between the stem 4 and the bulb shell 1 is kept in a sealed state, thereby achieving the waterproof effect, finally connecting the lamp holder 2 to the lower end of the bulb shell 1, and utilizing the threaded connection mode between the internal thread 8 and the external thread 9, so that the lamp holder 2 and the bulb shell 1 are locked together, and the formed waterproof LED bulb is obtained.

Be provided with first wire 10 and second wire 11 on stem 4, first wire 10 passes connect behind the stem 4 the lower extreme of LED light source 3, second wire 11 passes connect behind the stem 4 the upper end of LED light source 3, the lower extreme border of plug 5 is provided with annular foundation ring 7, the lower extreme of annular foundation ring 7 with the upper end laminating of annular substrate 6, the upper end of annular foundation ring 7 with the lower extreme laminating of cell-shell 1, the material of cell-shell 1 is plastics.

The bulb shell 1 is made of plastic, so that the cost is reduced, the using effect is unchanged, the first lead 10 and the second lead 11 are integrally formed with the stem 4 during production, when the LED light source 3 is installed, the upper end of the LED light source 3 is connected to the second lead 11, the lower end of the LED light source 3 is connected to the first lead 10, and the connection mode is not limited.

The shape of the bulb 1 may be, but is not limited to, conical, spherical and rod-like.

It should be noted that the above embodiments are only preferred embodiments of the present invention and the technical principles applied, and any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention.

Claims

1. The utility model provides a resistance-free can waterproof plastics LED bulb, a serial communication port, including cell-shell, lamp holder, LED light source, stem and plug, the stem is located the inside of cell-shell, the LED light source is installed the top of stem, the lower extreme border of stem outwards extends has annular film, the stem is filled in from bottom to top the plug, the lower extreme of plug is pressed on the annular film, the outside of plug with the inboard laminating of the lower extreme of cell-shell, the stem with the bottom intercommunication of lamp holder, the inboard of lamp holder is provided with the internal thread, the lower extreme of cell-shell is provided with the external screw thread, the lower extreme of cell-shell inserts in the lamp holder, the external screw thread with internal thread mutual threaded connection.

2. The plastic LED bulb free of resistance and water proofing of claim 1, wherein the stem is provided with a first lead and a second lead, the first lead is connected to the lower end of the LED light source after passing through the stem, and the second lead is connected to the upper end of the LED light source after passing through the stem.

3. The resistance-free waterproof plastic LED bulb as claimed in claim 1, wherein an annular bottom ring is arranged at the lower end edge of the rubber plug, the lower end of the annular bottom ring is attached to the upper end of the annular bottom sheet, and the upper end of the annular bottom ring is attached to the lower end of the bulb shell.

4. The resistance-free waterproof plastic LED bulb as claimed in claim 1, wherein the bulb shell is made of plastic.

5. The resistance-free waterproof plastic LED bulb as claimed in claim 1, wherein the bulb shell is in any one of a conical shape, a spherical shape or a rod shape.