CN112228786A

CN112228786A - Bulb with built-in resistor

Info

Publication number: CN112228786A
Application number: CN202011157603.4A
Authority: CN
Inventors: 李永勇; 吴亚明
Original assignee: Deqing Oushang Lighting Co ltd
Current assignee: Deqing Oushang Lighting Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-01-15

Abstract

The invention provides a bulb with a built-in resistor, which comprises a lamp body, a lamp cap, a current-limiting resistor and a plurality of lamp strips, wherein the lamp body is limited with an accommodating cavity, the lamp cap is connected to an opening of the accommodating cavity and used for sealing the accommodating cavity, and the lamp cap comprises a lamp body, a lamp cap body, a current-limiting resistor and a plurality of lamp strips, wherein: the lamp strips are arranged in the accommodating cavity in parallel along the extending direction of the lamp body; the current-limiting resistor is arranged in the accommodating cavity and is connected with each lamp strip through the guide wire. The current-limiting resistor of the bulb is arranged in the bulb, so that the space distribution problem of components in the bulb is optimized.

Description

Bulb with built-in resistor

Technical Field

The invention relates to a bulb, in particular to a bulb with a built-in resistor.

Background

The existing bulb structure is generally built-in for the filament, and simultaneously, in order to guarantee the stability of the current of the filament, the lamp body is also connected with a current-limiting resistor connected with the filament, but the structure also has the following defects in the application process:

1. because the current-limiting resistor is arranged in the lamp holder, and the space in the lamp holder is limited, the current-limiting resistor is easy to prop against the lamp holder to cause poor contact or poor torsion of the lamp holder;

2. the process of connecting the current-limiting resistor and the outer guide wire is complicated, the mechanical operation is difficult to realize due to the close distance between the current-limiting resistor and the outer guide wire, the existing lamp cap assembly still depends on manual operation, and a large amount of human resources are occupied;

3. because the inner space of the lamp holder is small, after the lamp holder is connected with the current-limiting resistor, an insulating tube needs to be sleeved for insulation treatment, the production cost of a single bulb product is high, and the cost performance is relatively low.

In view of this, there is a need for improvements to existing bulb designs.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a bulb with a built-in resistor, in which a current-limiting resistor is built-in, and space allocation of components in the bulb is optimized.

Based on the purpose, the invention provides a bulb with a built-in resistor, which comprises a lamp body, a lamp cap, a current-limiting resistor and a plurality of lamp strips, wherein the lamp body is limited with an accommodating cavity; the current-limiting resistor is arranged in the accommodating cavity and is connected with each lamp strip through the guide wire.

Preferably, the lamp strips are two and extend along the length direction of the lamp body, the current-limiting resistor is transversely arranged between the two lamp strips, and the current-limiting resistor is respectively connected with the two lamp strips in series.

Preferably, still be provided with first supporting part in the lamp body, the one end of this first supporting part is fixed in hold the opening part in chamber, the other end is held intracavity portion towards and is extended, current limiting resistor is fixed in on this first supporting part.

Preferably, the first supporting part is made of glass.

Preferably, the number of the light bars is one, the light bars extend along the length direction of the lamp body, the current limiting resistors are arranged on one side of the light bars in parallel, and the current limiting resistors are connected with the light bars in series.

Preferably, the number of the lamp strips is at least two, each lamp strip extends along the length direction of the lamp body, the lamp strips are arranged in the lamp body at equal intervals, the current-limiting resistors are arranged between the lamp strips in parallel, and the lamp strips are connected in parallel and then connected in series with the current-limiting resistors.

Preferably, the opening of the accommodating cavity is further provided with a second supporting part, one end of the second supporting part is fixed at the opening of the accommodating cavity, the other end of the second supporting part extends towards the lamp holder, and the bottoms of the current-limiting resistor and the lamp strip are fixed on the second supporting part through guide wires.

Preferably, the second supporting portion is made of glass.

Compared with the prior art, the invention has the beneficial effects that:

the space distribution of components in the bulb is optimized, the current limiting resistor is arranged in the bulb body, the problems of poor contact, poor torsion and the like caused by the fact that the current limiting resistor is arranged in the bulb are solved, the current limiting resistor is connected in series in the bulb body, planarization integration of the components in the bulb is achieved, product consistency is good, the components can be mechanically produced, meanwhile, the current limiting resistor is only used for containing a lead in the bulb body, insulation treatment is simpler, production cost is reduced, and cost performance is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

FIG. 1 is a schematic structural diagram of one embodiment of the present invention;

FIG. 2 is a schematic diagram of a circuit connection configuration of the configuration shown in FIG. 1;

FIG. 3 is a schematic structural diagram of another embodiment of the present invention;

FIG. 4 is a schematic structural diagram of yet another embodiment of the present invention;

fig. 5 is a schematic diagram of a circuit connection structure of the structure shown in fig. 4.

Wherein, 1, a lamp strip; 2. a current limiting resistor; 3. a lamp body; 4. a guide wire; 5. a wire; 6. a first support section; 7. a second support part.

Detailed Description

The invention is further described with reference to the following figures and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. 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 application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

This embodiment provides a two lamp strip bulbs of resistance built-in, including lamp body, lamp holder, lamp strip and current-limiting resistor, wherein, the lamp body is injectd and is had holding the chamber, the lamp holder is connected and is used for sealed this chamber that holds in this holding chamber opening part, wherein:

the two light bars are arranged in the accommodating cavity in parallel;

the current-limiting resistor is arranged in the accommodating cavity and is connected between the two lamp strips through the guide wire.

In a preferred embodiment of the present invention, as shown in fig. 1 and 2, the light bars 1 extend along a length direction of the lamp body 3, the current limiting resistor 2 is connected in series between the two light bars 1, and the current limiting resistor 2 is transversely disposed between the two light bars 1.

Preferably, a first supporting portion 6 is further disposed in the lamp body 3, one end of the first supporting portion 6 is fixed to the opening of the accommodating cavity, the other end of the first supporting portion extends towards the inside of the accommodating cavity, and the current limiting resistor 2 is fixed to the first supporting portion 6.

Preferably, the first support part 6 is made of glass.

In another preferred embodiment of the present invention, as shown in fig. 3, the number of the light bars 1 is one, and the light bars 1 extend along the length direction of the lamp body 3, the current limiting resistors 2 are arranged in parallel at one side of the light bars 1, and the current limiting resistors 2 are connected in series with the light bars 1.

In another preferred embodiment of the present invention, as shown in fig. 4 and 5, the light bars 1 extend along a length direction of the lamp body 3, the current limiting resistor 2 is disposed between the two light bars 1 in parallel, and the two light bars 1 are connected in parallel and then connected in series with the current limiting resistor 2.

Preferably, a second supporting portion 7 is further arranged at the opening of the accommodating cavity, one end of the second supporting portion 7 is fixed at the opening of the accommodating cavity, the other end of the second supporting portion extends towards the lamp holder, and the current-limiting resistor 2 and the bottom of the lamp strip 1 are fixed on the second supporting portion 7 through the guide wire 4.

Preferably, the second support portion 7 is made of glass.

This embodiment has optimized the space distribution of components and parts in the bulb, places the current-limiting resistor in the lamp body in, has avoided the current-limiting resistor to set up the contact failure that leads to in the lamp holder, the poor scheduling problem of torsion, and with the current-limiting resistor concatenation in the lamp body, realized the planarization integration of components and parts in the bulb, the product uniformity is good for components and parts can mechanized production, only need hold the wire in the lamp holder simultaneously, insulating processing is also more succinct, manufacturing cost reduces, the price/performance ratio promotes.

Although the embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments without departing from the principle and spirit of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. A bulb with a built-in resistor comprises a lamp body (3), a lamp cap, a current-limiting resistor (2) and a plurality of lamp strips (1), wherein the lamp body (3) is limited with a containing cavity, the lamp cap is connected with an opening of the containing cavity and used for sealing the containing cavity, and the bulb is characterized in that,

each light bar (1) is arranged in the accommodating cavity in parallel; the current-limiting resistor (2) is arranged in the accommodating cavity and is connected with each lamp strip (1) through the guide wire (4).

2. The bulb with the built-in resistor as claimed in claim 1, wherein the number of the light bars (1) is two, the two light bars (1) extend along the length direction of the lamp body (3), the current limiting resistor (2) is transversely arranged between the two light bars (1), and the current limiting resistor (2) is respectively connected in series with the two light bars (1).

3. A resistance built-in bulb as claimed in claim 2, wherein the lamp body (3) is further provided with a first supporting portion (6), one end of the first supporting portion (6) is fixed at the opening of the accommodating cavity, the other end extends towards the inside of the accommodating cavity, and the current limiting resistor (2) is fixed on the first supporting portion (6).

4. A lamp bulb with built-in resistor as claimed in claim 3, characterized in that the first support part (6) is made of glass.

5. The bulb with the built-in resistor as claimed in claim 1, wherein the light bar (1) is one, and is disposed to extend along a length direction of the lamp body (3), the current limiting resistor (2) is disposed in parallel at one side of the light bar, and the current limiting resistor (2) is connected in series with the light bar (1).

6. The bulb with the built-in resistor as claimed in claim 1, wherein the number of the light bars (1) is at least two, each light bar (1) extends along the length direction of the lamp body (3), the light bars (1) are arranged at equal intervals in the lamp body (3), the current limiting resistors (2) are arranged between the light bars (1) in parallel, and the light bars (1) are connected in parallel and then connected in series with the current limiting resistors (2).

7. The bulb with the built-in resistor as claimed in claim 6, wherein a second supporting portion (7) is further disposed at the opening of the accommodating cavity, one end of the second supporting portion (7) is fixed at the opening of the accommodating cavity, the other end of the second supporting portion extends towards the direction of the lamp holder, and the current limiting resistor (2) and the bottom of the lamp strip (1) are fixed on the second supporting portion (7) through a guide wire (4).

8. A lamp bulb with built-in resistor as claimed in claim 7, characterized in that the second support part (7) is made of glass.