CN204254348U - light bulb structure - Google Patents

Abstract

A base construction for a light bulb, comprising: an electrical connector, which is an integrally formed component for connecting with a bulb socket connected with a power supply, and is provided with an electrode jack; the electrode plug-in is provided with an input side electrode contact which can be inserted into the electrode jack and can be directly and electrically connected with a power supply when the electric connector is arranged on the bulb seat, and the electric power of the power supply can be transmitted to the luminous body of the bulb through the electrode plug-in; the utility model discloses can simplify the part and the equipment step of the lamp holder of bulb to have the advantage that improves production speed.

Description

light bulb structure

technical field

The utility model relates to the structure of a light bulb, in particular to a structure of a lamp holder which can simplify parts and assembly steps.

Background technique

The known bulb structure basically includes a luminous body, a lamp cap and a spherical lampshade; the illuminant generally includes a light-emitting diode and a traditional filament such as a tungsten filament, the illuminant is electrically connected to the lamp cap, and the spherical lampshade is a hollow and It is a transparent spherical shell-shaped element, and the spherical lampshade has an opening fixed on the lamp holder for containing and protecting the luminous body.

The lamp base is used to connect with the bulb holder connected to the power supply. According to the electrical specifications of different countries or regions, the lamp base includes many different types for connecting with the corresponding type of bulb holder. The known types of lamp base include screw-type lamp base and joint-type lamp base. And plug-in lamp caps, different types of lamp caps have different model marks. For example, the model of the screw-type lamp cap is represented by the English letter E and the following numbers. The common screw-type lamp caps are such as E22, E26 and E27.

Since the traditional bulb holder is mainly electrically connected to the AC power supply, no matter what type of traditional lamp holder it is, it includes electrode contacts for electrically connecting the live wire and the ground wire of the AC power supply, and for isolating the above two electrode contacts. insulator. Taking the common spiral lamp cap as an example, it usually includes a metal shell, an insulator and an end electrode; the insulator is interposed between the metal shell and the end electrode to isolate the metal shell and the end electrode. The base is screwed together, the screw-type lamp cap is screwed to the bulb base in a spiral joint, the metal shell and the terminal electrode are electrically connected to the live wire and the ground wire of the AC power supply respectively; during the assembly and production process of the bulb, the illuminant is usually passed Two different wires are electrically connected to the two electrode contacts of the lamp head by means of welding. Regarding the structure of the screw-type lamp cap, reference can be made to, for example, the approved and announced Taiwan Utility Model Patent M455988.

From the above description, it can be understood that the structure of the traditional lamp base is relatively complicated, and requires a relatively complicated manufacturing process to assemble the components, which will obviously affect the production capacity and production speed of the light bulb.

Details about other functions and embodiments of the present invention are described below with reference to the accompanying drawings.

Utility model content

The purpose of this utility model is to provide a lamp base structure of a light bulb, which is used to solve the problems of many lamp base parts, complicated and time-consuming assembly process of the traditional light bulb.

In order to achieve the above object, an embodiment of the structure of the lamp base of the light bulb proposed by the utility model includes: an electrical connector, an integrally formed component used to connect with the bulb socket connected to the power supply, the electrical connector has an electrode jack; an electrode The plug-in has an electrode contact on the input side. The electrode contact on the input side can be inserted into the electrode jack and can be directly electrically connected to the power supply when the electric connector is installed on the bulb holder. The power of the power supply can be transmitted to the illuminant of the bulb through the electrode plug-in .

In an embodiment of the structure of the lamp cap of the light bulb of the present invention, the electrical connector is an integrally formed component made of electrically insulating material.

In an embodiment of the lamp cap structure of the light bulb of the present invention, the electrical connector includes any one of a screw-type lamp cap, a joint-type lamp cap and a plug-in lamp cap.

In an embodiment of the lamp base structure of the light bulb of the present invention, the electrode insert includes a substrate and an input side electrode contact, the input side electrode contact is arranged on the edge of the insulating substrate, and the insulating substrate can be inserted into the electrode socket of the electrical connector correspondingly, and The electrode contacts of the input side are exposed on the outside of the electrical connector.

In an embodiment of the lamp base structure of the light bulb of the present invention, the electrode insert has an elastic engaging structure for engaging with the electrode socket of the electrical connector.

From the content of the above-mentioned utility model, it can be understood that the structure of the lamp base of the bulb of the utility model adopts an integrally formed electrical connector, and the electrode plug-in that can be directly plugged into the electrical connector is used to replace the traditional welding wire, so the parts of the electrical connector of the bulb can be simplified and assembly steps, and has the advantage of increasing production speed.

Regarding the specific implementation manner and other advantages and effects of the present utility model, it will be described as follows with accompanying drawings.

Symbol Description

10 electrical connectors

101 thread

11 The first electrode socket

12 Second electrode socket

13 snap part

20 electrode inserts

21 Substrate

22a First input side electrode contact

22b The second input side electrode contact

23a First circuit

23b Second circuit

24 Positioning Department

25 cracks

30 spherical lampshades

31 lamp housing

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments described in this application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is an exploded structure diagram of an embodiment of the lamp cap structure of the utility model light bulb;

Fig. 2 is the composite diagram of the embodiment of Fig. 1;

Fig. 3 is a structural sectional view of Fig. 2 at III-III position;

Fig. 4 is a structural sectional view of another embodiment of the lamp base structure of the light bulb of the present invention;

Fig. 5 is a structural sectional view of another embodiment of the structure of the lamp cap of the light bulb of the present invention.

Detailed ways

First please refer to Fig. 1, Fig. 2 and Fig. 3, which are an exploded view, an assembly view and a structural cross-sectional view of an embodiment of the lamp cap structure of the light bulb of the present invention, including: an electrical connector 10 and an electrode insert 20. The electrical connector 10 is used to connect with the corresponding bulb holder (not shown in the figure). Any type of electric connector 10 suitable for any type of lamp holder (as shown in FIG. 5 ). One embodiment shown in Fig. 1 is an electrical connector 10 suitable for screw-type lamp caps. The connector 10 is shown in FIG. 5 , the plug-in lamp cap is the one whose model number starts with the English letter G (eg GU10), and the connector type lamp cap is the one whose current model number starts with the English letter B.

Generally speaking, the bulb also has a spherical lampshade 30, which is a hollow and transparent spherical shell element that can be used to contain and protect a luminous body (not shown), the spherical lampshade 30 has an opening, In one embodiment, the opening of the spherical lampshade 30 can be directly fixed on the electrical connector 10. In other embodiments, the opening of the spherical lampshade 30 can also be fixed on one end of a hollow tubular lamp housing 31. The other end is connected to the electrical connector 10 of the lamp cap. The spherical lampshade 30 and the lamp housing 31 can be used to contain and protect the luminous body. The illuminant 33 generally includes a light emitting diode and a traditional filament such as a tungsten filament. And the illuminant is not the technical focus of the present utility model, so it is only described in outline, so the spherical lampshade 30 and the lamp housing 31 are represented by dotted lines in the figure, and the illuminant can be an LED module, although it is not shown in the figure, for Those skilled in the art should be able to fully understand and implement based on the foregoing text descriptions or drawings.

In one embodiment of the lamp cap structure of the light bulb of the present invention, the electric connector 10 is an integrally formed component for connecting with a bulb socket connected to the power supply, and the electric connector 10 has at least one electrode jack; in the embodiment shown in Figure 1 Among them, it is a screw-type lamp cap, and the outer side of the electrical connector 10 has a screw thread 101 that can be screwed into a current common screw-type bulb holder (not shown in the figure) and then connected together.

In an embodiment of the present utility model, wherein the electrical connector 10 has a first electrode jack 11 and a second electrode jack 12, one embodiment of the first electrode jack 11 and the second electrode jack 12 is through The perforations or gaps of the transparent connector 10, the first electrode jack 11 and the second electrode jack 12 respectively correspond to different power contacts of the bulb socket (for example, the ground wire contact and the live wire contact of the AC power supply, or the positive pole of the DC power supply). and negative pole); a preferred embodiment of the electrical connector 10 is an integrally formed electrical insulating assembly, which can be made of electrical plastic materials such as polycarbonate (PC), and this electrical connector 10 made of PC material can be injection molded As shown in Figure 1, the electrical connector 10 made of PC material only needs to be processed to form the first electrode socket 11 and the second electrode socket 12 at the positions corresponding to the different power contacts of the bulb socket. The structure in which the electrical connector 10 made of PC material is a single component does not need to be assembled from multiple parts, which can simplify parts and production assembly steps and has the advantage of increasing assembly speed.

The electrode insert 20 includes a substrate 21, a first input-side electrode contact 22a and a second input-side electrode contact 22b. One embodiment of the substrate 21 is a circuit board, which can be manufactured by using a printed circuit board manufacturing method. The first input The side electrode contacts 22a and the second input side electrode contacts 22b are respectively arranged on the edge of the substrate 21. In one embodiment of the present invention, at least one side surface of the substrate 21 has a first circuit 23a and a second circuit 23b, The first circuit 23a and a second circuit 23b can be printed circuit, copper foil and other equivalent structures, the first input side electrode contact 22a is electrically connected to the first circuit 23a, the second input side electrode contact 22b is connected to the second The circuit 23b is electrically connected. In one embodiment, a conductive first input-side electrode contact 22a and a second input-side electrode contact 22b are formed on the edge of the substrate 21 by using tin plating or dipping tin technology. The substrate 21 can correspond to Insert the electrode socket of the electrical connector, and make the first input side electrode contact 22a and the second input side electrode contact 22b exposed to the outside of the electrical connector 10 at the position of the first electrode socket 11 and the second electrode socket 12 respectively, Furthermore, when the electrical connector 10 is mounted on the corresponding bulb holder, it is directly electrically connected to the power supply, and the power of the power supply can be transmitted to the illuminant of the bulb through the first circuit 23a and the second circuit 23b of the electrode insert 20, for example, the illuminant can be directly connected to the light bulb. (such as light-emitting diodes (LEDs) and their driving circuits) are installed on the substrate 21, or other electrical connection components are used to electrically connect the illuminants and the first circuit 23a and the second circuit 23b.

In another embodiment of the lamp base structure of the light bulb of the present invention, one side edge of the electrode insert 20 also has a positioning part 24, and one embodiment of the positioning part 24 is a protrusion protruding from the edge of the electrode insert 20 or stud, there is an engaging portion 13 at the position corresponding to the positioning portion 24 of the electrical connector 10, the engaging portion 13 can be coupled with the positioning portion 24, an embodiment of the engaging portion 13 can be a notch or a groove structure, The electrode insert 20 can be fixed to the electrical connector 10 through the positioning portion 24 and the engaging portion 13 .

In another embodiment of the structure of the lamp base of the light bulb of the present invention, the electrode insert 20 also has an elastic engaging structure for fastening to the first electrode insertion hole 11 and the second electrode insertion hole 12 of the electrical connector 10, and the engagement An embodiment of the structure is shown in FIG. 5, wherein the substrate 21 of the electrode insert 20 has a slit 25, and the substrate 21 connected to the first input side electrode contact 22a or the second input side electrode contact 22b is partially connected by the slit 25. Form a kind of elastic rod shape, so when the electrode plug-in 20 is inserted into the electrical connector 10, the first input-side electrode contact 22a or the second input-side electrode contact 22b can utilize the elasticity of the substrate 21 to respectively snap into the The first electrode insertion hole 11 and the second electrode insertion hole 12 . Of course, in other feasible embodiments of the present utility model, the electrode plug-in 20 can also be a columnar structure that can be directly inserted into the inside of the electrical connector 10 and closely fit with the electrical connector 10. After understanding the above content of the present utility model, other equivalent transformations or replacements should be possible, and such equivalent transformations or replacements should still belong to the technical category of the present utility model.

Although the utility model has been disclosed above through the above-mentioned embodiments, it is not intended to limit the utility model. Any person skilled in the art may make some changes and modifications without departing from the spirit and scope of the utility model. , so the scope of patent protection of the utility model must be determined by the claims.

Claims (9)

1. A lamp base structure of a light bulb, which can be electrically connected to a bulb holder connected to a power supply, and is characterized in that it includes: an electrical connector, an integrally formed component can be connected to the corresponding bulb holder, and the electrical connector has an electrode jack; an electrode plug-in with an input-side electrode contact, which can be inserted into the electrode jack and can be directly electrically connected to the power supply when the electrical connector is connected to the corresponding bulb socket. 2. The lamp cap structure of a light bulb according to claim 1, wherein the electrical connector is an electrical connector suitable for any one of a screw-type lamp cap, a joint-type lamp cap and a plug-in lamp cap. 3. The lamp base structure of a light bulb as claimed in claim 1, wherein the electrical connector is an integrally formed electrical insulation component. 4. The base structure of a light bulb according to claim 1, wherein the electrode socket includes a first electrode socket and a second electrode socket, and the input side electrode contact includes a first input side electrode contact and a second input side electrode contact. 5. The lamp base structure of a light bulb according to claim 4, wherein the electrode insert comprises a substrate, the first input-side electrode contact and the second input-side electrode contact are respectively arranged on the edge of the substrate, and the substrate The electrical connector can be correspondingly inserted, and the first input-side electrode contact and the second input-side electrode contact are respectively exposed outside the electrical connector at the positions of the first electrode socket and the second electrode socket. 6. The lamp base structure of a light bulb according to claim 5, wherein the electrode insert further has an elastic engaging structure for engaging with the first electrode socket and the second electrode socket of the electrical connector . 7. The lamp cap structure of a light bulb according to claim 6, wherein the elastic engaging structure comprises a slit on the base plate, and the part and the first input side electrode contact or the first input side electrode are connected through the slit The substrate connected to the two input-side electrode contacts forms an elastic rod shape. 8. The lamp base structure of a light bulb according to claim 5, wherein at least one side surface of the substrate has a first circuit and a second circuit, and the first input side electrode contacts are electrically connected to the first circuit. connected, the second input side electrode contact is electrically connected to the second circuit. 9. The base structure of a light bulb as claimed in claim 8, wherein the first circuit and the second circuit can be any one of printed circuit, copper foil and other equivalent structures.