CN203464020U - High luminous flux LED bulb structure - Google Patents

Abstract

The utility model discloses a high luminous flux LED bulb structure, it includes glass cell-shell and lamp holder, and the glass cell-shell inner chamber fills inert gas and sets up transparent stem after the evacuation, and PCB board, lower PCB board and two LED light emitting lamp strip that can 360 degrees luminescence at least are installed to the inner chamber, and upper and lower PCB board is through corresponding upper and lower suit hole and suit in transparent stem. The inert gas in the closed inner cavity can prevent the inner wall of the glass bulb shell from condensing water mist and can also play a role in heat conduction and heat dissipation; the LED light bar can be fixed at the welding positions of the upper PCB and the lower PCB through tin soldering, and the transparent core column is equivalent to a fixed support structure and is used for fixing the upper PCB and the lower PCB; during lighting, all the LED light-emitting lamp strips are simultaneously lighted, and the whole LED light-emitting lamp strip emits light in 360 degrees. Under the prerequisite that does not change traditional bulb appearance structure, the utility model discloses no traditional LED radiating element and plastic connecting piece have high luminous flux, the high and novel advantage of structural design of luminous efficiency promptly.

Description

A high luminous flux LED light bulb structure

technical field

The utility model relates to the technical field of LED lighting devices, in particular to a high luminous flux LED light bulb structure.

Background technique

At present, LED lamps have gradually replaced traditional light bulbs because of their greatly reduced manufacturing costs, long life, and low power consumption.

As an important type of LED lamp structure, LED light bulbs are widely used in daily life; however, the existing LED light bulbs generally have the defects of small luminous flux, large heat sink and insufficient light angle, which limits the further popularization and application of LED light bulbs .

Contents of the invention

The purpose of this utility model is to provide a high luminous flux LED light bulb structure in view of the deficiencies of the prior art. The LED light bulb structure has high luminous flux, no traditional LED cooling elements, 360-degree light-emitting angle, good light-emitting effect, low energy consumption and The structure design is novel.

In order to achieve the above object, the utility model is realized through the following technical solutions.

A high luminous flux LED light bulb structure, including a glass bulb and a lamp cap installed at the lower end of the glass bulb and electrically connected to an external power supply. The glass bulb is formed with a sealed inner cavity filled with inert gas. The inner cavity is provided with a transparent core column; the inner cavity is equipped with an upper PCB board spaced up and down and arranged in parallel, and a lower PCB board located directly below the upper PCB board. The upper set hole of the lower PCB board corresponds to the transparent core column with a lower set hole that completely penetrates up and down, and the transparent core column is nested in the lower set hole and the upper set hole in turn; between the upper PCB board and the lower PCB board Install at least two LED light strips that can emit light in 360 degrees, and each LED light strip is electrically connected to the upper PCB board and the lower PCB board; the lamp head is equipped with a light bar driving circuit inside, and the lamp head and the light bar driving circuit And the upper PCB board is electrically connected in turn.

Wherein, each LED light bar includes a transparent substrate and an LED chip mounted on the transparent substrate.

Wherein, the glass bulb is a transparent glass bulb or a frosted glass bulb.

Wherein, the lamp caps are screw-shaped lamp caps of models E12, E12S, E14, E14S, E26, E27.

Wherein, the lamp holders are snap-on lamp holders of models BA15D, BA15S, and B22D.

The beneficial effects of the utility model are: a high luminous flux LED light bulb structure described in the utility model, which includes a glass bulb and a lamp cap, and the sealed inner cavity of the glass bulb is filled with an inert gas after being vacuumed and a transparent stem is set. , the inner cavity is equipped with an upper PCB board, a lower PCB board and at least two 360-degree luminous LED light strips, and the upper PCB board and the lower PCB board are set on the transparent stem through the corresponding upper and lower set holes, each The LED light bar is electrically connected to the upper PCB board and the lower PCB board respectively, a light bar driving circuit is installed inside the lamp cap, and the lamp cap, the light bar driving circuit and the upper PCB board are electrically connected in sequence. The inert gas in the airtight inner cavity can prevent the condensation of water mist on the inner wall of the glass bulb, and at the same time, it can also play a good role in heat conduction and heat dissipation; the upper terminal and the lower terminal of the LED light strip can be respectively fixed on the corresponding side by soldering The welding position of the upper PCB board and the lower PCB board, the transparent stem is equivalent to the fixed bracket structure, and the transparent stem is used to fix the upper and lower PCB boards; the transparent stem is equivalent to the fixed bracket structure, and the transparent stem is used to fix The upper PCB board and the lower PCB board; when lighting, each LED light strip lights up at the same time and the whole is 360-degree light. Based on the above situation, it can be seen that without changing the shape and structure of the traditional light bulb, the utility model has no traditional LED cooling elements and plastic connectors, that is, the utility model has the advantages of high luminous flux, high light extraction efficiency and novel structural design.

Description of drawings

The utility model is further described below using the drawings, but the embodiments in the drawings do not constitute any limitation to the utility model.

Fig. 1 is the structural representation of the utility model.

In Figure 1 are included:

1——Glass bulb 11——Inner cavity

2——Lamp holder 3——Transparent stem

4——Lower PCB board 41——Lower set hole

5——upper PCB board 51——upper set hole

6——LED Light Bar 61——Transparent Substrate

62——LED chip 7——Light bar drive circuit.

Detailed ways

The utility model will be described below in conjunction with specific embodiments.

As shown in Figure 1, a high luminous flux LED light bulb structure includes a glass bulb 1 and a lamp cap 2 installed at the lower end of the glass bulb 1 and electrically connected to an external power supply. The glass bulb 1 is formed to be airtight and filled with The inner cavity 11 of inert gas, the inner cavity 11 of the glass bulb 1 is provided with a transparent stem 3; the inner cavity 11 is equipped with an upper PCB board 5 spaced up and down and arranged in parallel and a lower PCB located directly below the upper PCB board 5 Board 4, the core of the upper PCB board 5 corresponds to the transparent core column 3 and is provided with an upper set hole 51 that completely penetrates up and down, and the core of the lower PCB board 4 corresponds to the transparent core column 3. The stem 3 is sequentially nested in the lower fitting hole 41 and the upper fitting hole 51; at least two LED lighting strips 6 capable of emitting light at 360 degrees are installed between the upper PCB board 5 and the lower PCB board 4, and each LED lighting lamp The strips 6 are electrically connected to the upper PCB board 5 and the lower PCB board 4 respectively; a light bar driving circuit 7 is installed inside the lamp cap 2, and the lamp cap 2, the light bar driving circuit 7 and the upper PCB board 5 are electrically connected in turn.

The utility model has no special limitation on the shape of the glass bulb 1, that is, the glass bulb 1 of the utility model can be designed as A-type, T-type, G-type, R-type, BR-type, PAR-type or other configurations. Wherein, the inert gas filled in the inner cavity 11 of the glass bulb 1 can be one or more mixtures of inert gases such as helium, nitrogen, argon, neon, and krypton; Gas, the utility model can effectively prevent the condensation of water mist on the inner wall of the glass bulb 1, and the inert gas can play a good role in heat conduction and heat dissipation.

Further, each LED light bar 6 includes a transparent substrate 61 and an LED chip 62 mounted on the transparent substrate 61 . Wherein, the surface of the transparent substrate 61 can be coated with a phosphor layer, and the color of the phosphor layer can be determined according to needs, such as red, yellow, green or other colors, etc., to meet the needs of different occasions.

The light bar driving circuit 7 of the present utility model is connected with the lower PCB board 4 through wires, and the upper terminal and the lower terminal of the LED light bar 6 are respectively fixed on the corresponding sides of the upper PCB board 5 and the lower PCB board 4 by soldering. In the welding position, each LED light bar 6 can be connected in series or in parallel. In addition, the lamp holder 2 of the present utility model can be designed as a threaded structure or a buckle structure, that is, the lamp holder 2 of the present utility model can be a screw-shaped lamp holder of models E12, E12S, E14, E14S, E26, E27 or a model BA15D, Snap-on lamp holders for BA15S and B22D.

The transparent stem 3 of the utility model is equivalent to a fixed support structure, and the transparent stem 3 is used to fix the upper PCB board 5 and the lower PCB board 4; further explanation is required, the utility model can be equipped with two or more than two LEDs to emit light The light bar 6, in the working process of the utility model, each LED light bar 6 lights up at the same time and emits light at 360 degrees as a whole. This structural design can make the utility model have higher luminous flux and light extraction efficiency.

Based on the above situation, it can be seen that without changing the shape and structure of the traditional light bulb, the utility model has no traditional LED cooling elements and plastic connectors, that is, the utility model has the advantages of high luminous flux, high light extraction efficiency and novel structural design.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (5)

1. a high light flux LED bulb structure, it is characterized in that: the lamp holder (2) that includes glass cell-shell (1) and be installed in glass cell-shell (1) bottom and be electrically connected to external power source, glass cell-shell (1) forms airtight and is filled with the inner chamber (11) of inert gas, in the inner chamber (11) of glass cell-shell (1), is provided with transparent stem stem (3); The upper pcb board (5) that is equiped with in inner chamber (11) between the upper and lower every and is arranged in parallel and be positioned at the lower pcb board (4) under upper pcb board (5), the corresponding transparent stem stem of core (3) of upper pcb board (5) offers the upper suit hole (51) of running through completely up and down, the corresponding transparent stem stem of core (3) of lower pcb board (4) offers the lower suit hole (41) of running through completely up and down, and transparent stem stem (3) is nested in lower suit hole (41) and upper suit hole (51) successively; Between upper pcb board (5) and lower pcb board (4), be equiped with at least two can 360 the luminous LED luminous lamp strip (6) of degree, each LED luminous lamp strip (6) is electrically connected to upper pcb board (5) and lower pcb board (4) respectively; The inside of lamp holder (2) is equiped with lamp bar drive circuit (7), and lamp holder (2), lamp bar drive circuit (7) and upper pcb board (5) are electrically connected to successively.

2. a kind of high light flux LED bulb structure according to claim 1, is characterized in that: the LED chip (62) that described in each, LED luminous lamp strip (6) includes respectively transparency carrier (61) and is installed in transparency carrier (61).

3. a kind of high light flux LED bulb structure according to claim 2, is characterized in that: described glass cell-shell (1) is clear glass cell-shell or ground glass cell-shell.

4. according to a kind of high light flux LED bulb structure described in claims 1 to 3 any one, it is characterized in that: described lamp holder (2) is the arachnoid lamp holder of model E12, E12S, E14, E14S, E26, E27.

5. according to a kind of high light flux LED bulb structure described in claims 1 to 3 any one, it is characterized in that: described lamp holder (2) is the buckle-type lamp holder of model BA15D, BA15S, B22D.