Bulb with external plug and bidirectional input power supply

Abstract

The bulb comprises a lamp holder and a light source plate, a lampshade is arranged on the lamp holder, a hollow channel is formed in the center of the lampshade, an annular groove with an opening in the top face is formed in the lampshade, the light source plate is inserted into the annular groove, and light rays of the light source plate irradiate outwards from the outer side face of the lampshade; the middle part of the lamp cap is electrically connected with an expansion connecting wire which is positioned in the hollow channel; a connecting plug is fixed at the end part of the expansion wire; an expansion lamp is arranged at the bottom of the lampshade, and a plug-in terminal is fixed on the expansion lamp; the expansion lamp is electrically connected with the connecting plug in a pluggable mode through the plug-in terminal. The LED lamp is reasonable in structural arrangement, the light source plate and the lampshade are arranged on the lamp holder, the expansion connecting wire is arranged in the hollow channel of the lampshade, the expansion lamp can be connected according to needs, the illumination and decoration effects can be improved, the use requirements under different conditions can be met, and the application range of the LED lamp is widened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of bulb, specifically related to a bulb of two -way input power supply with external plug. BACKGROUND

[0002] Bulb is a common lighting lamp structure, it is generally by lamp holder, light source board and lampshade are composed, its lamp holder and light source board electric connection, it although can satisfy general situation's use demand, but it cannot realize external spotlight and so on expansion, thereby to a certain extent will influence its illumination and decoration effect, applicability and practicality are limited. SUMMARY

[0003] The utility model discloses a kind of bulb of two -way input power supply with external plug, which is reasonable in structure and conducive to improving lighting and decoration effect.

[0004] The technical scheme for achieving the utility model is a kind of bulb of two -way input power supply with external plug, including lamp holder and the light source board being fixed on lamp holder and being electrically connected with lamp holder, the lamp holder is provided with lampshade, the center of the lampshade is provided with hollow passage, annular groove with top opening is provided in the lampshade, the light source board is inserted in the annular groove, and the light of the light source board is irradiated outward from the outside of lampshade;

[0005] The middle part of the lamp holder is electrically connected with expansion wiring, and the expansion wiring is in the hollow passage;

[0006] The end of the expansion wiring is fixed with a connecting plug.

[0007] The bottom of the lampshade is provided with an extension lamp, and the extension lamp is fixed with a plug-in terminal.

[0008] The extension lamp is plug-pull electrically connected with the connecting plug through the plug-in terminal.

[0009] Further preferably, the extension lamp is a down lamp, a spotlight or a spherical bulb.

[0010] Further preferably, the lamp holder is a threaded lamp holder.

[0011] Further preferably, the extension lamp is connected in parallel with the light source board.

[0012] Further preferably, the lampshade is a light-transmitting plastic lampshade or an acrylic lampshade.

[0013] Further preferably, the length of the expansion wiring is greater than or equal to the length of the lampshade.

[0014] The utility model discloses a positive effect has: the utility model discloses the structure setting is reasonable, its light source board and lamp shade are set up on the lamp holder, and the hollow channel is set up in the lamp shade, can connect the extension lamp according to need, be favorable to improve the illumination and the decorative effect, and can satisfy the use demand of different situation, improve its scope of application, and the practicality is good. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to make the content of the utility model more easily be clearly understood, below according to specific embodiment and combining the drawings, the utility model is further detailed, wherein:

[0016] Figure 1 It is the structure schematic diagram of the utility model;

[0017] Figure 2 It is the sectional structure schematic diagram of the utility model;

[0018] Figure 3 It is Figure 2 The structure schematic diagram of the amplification in A place is shown.

[0019] Fig. 1, light source board 2, lamp shade 3, hollow channel 4, annular groove 5, extension wiring 6, connecting plug 7, extension lamp 8, plug-in terminal 9. DETAILED DESCRIPTION

[0020] The technical scheme in the utility model embodiment will be clearly and completely described below in combination with the drawings in the utility model embodiment, and obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of the utility model protection. EMBODIMENT

[0021] See Figures 1 to 3 As shown in the figure, a kind of bulb of external plug bidirectional input power supply, including lamp holder 1 and the light source board 2 of being fixed on lamp holder and being electrically connected with lamp holder, the lamp holder is provided with lamp shade 3, and the light source board in this embodiment is the conventional structure of prior art, just simply application is carried out, simultaneously its the lamp shade is light-transmitting plastic lamp shade or acrylic lamp shade.

[0022] And, in actual application process, the center of the lamp shade is provided with hollow channel 4, the annular groove 5 of top surface opening is provided in the lamp shade, when assembling, the light source board is inserted in the annular groove, and the light of the light source board is irradiated outward from the outside of lamp shade;It not only can effectively limit the light source board, but also can guarantee the effectiveness and reliability of irradiation, and the diameter of hollow channel can be machined according to need.

[0023] In practical application process, the middle part of the lamp cap is electrically connected with the extension wiring 6, the extension wiring is in the hollow channel, the end of the extension wiring is fixed with the connecting plug 7, the bottom of the lampshade is provided with the extension lamp 8, the extension lamp is fixed with the plug-in terminal 9, the extension lamp is plug-in electrically connected with the connecting plug through the plug-in terminal in assembly.

[0024] In the embodiment, the extension lamp is a down lamp, a spotlight or a spherical bulb, the lamp cap is a screw lamp cap, the extension lamp is parallel with the light source plate, and the length of the extension wiring is greater than or equal to the length of the lampshade.

[0025] The utility model has the positive effect: the structure of the utility model is reasonable, the light source plate and the lampshade are arranged on the lamp cap, the extension wiring is arranged in the hollow channel of the lampshade, the extension lamp can be connected according to the requirement, the lighting and decoration effect are improved, the use demand in different situations can be met, the application range is improved, and the utility model is good in practicability.

[0026] The standard parts used in the embodiment can be directly purchased from the market, the non-standard structural parts according to the description can also be directly processed according to the existing technical knowledge without doubt, the connection mode of various parts adopts the mature conventional means in the existing technology, and the machinery, parts and equipment adopt the conventional type in the existing technology, so the specific description is not made here.

[0027] Obviously, the above embodiment of the utility model is only an example for clearly explaining the utility model, and is not the limitation of the embodiment of the utility model. For ordinary skilled person in the art, other different forms of changes or changes can be made on the basis of the above description. All the embodiments do not need to be exhausted, and the obvious changes or changes extended from the essential spirit of the utility model still belong to the protection scope of the utility model.

Claims

1. A bulb with an external plug bidirectional input power supply, comprising a lamp cap and a light source board fixed on the lamp cap and electrically connected with the lamp cap, wherein a lampshade is arranged on the lamp cap, characterized in that: The center of the lampshade is provided with a hollow channel, the lampshade is provided with a top-open annular groove, the light source plate is inserted into the annular groove, and the light of the light source plate is irradiated outward from the outer side of the lampshade; The middle part of the lamp head is electrically connected with an extension wire, and the extension wire is in the hollow channel; The end of the extension wire is fixed with a connecting plug; The bottom of the lampshade is provided with an extension lamp, and the extension lamp is fixed with a plug-in terminal; The extension lamp is electrically connected with the connecting plug in a plug-in manner through the plug-in terminal.

2. A bulb with an external plug bidirectional input power supply according to claim 1, characterized in that: The extension lamp is a down lamp, a spotlight or a spherical bulb.

3. A bulb with an external plug bidirectional input power supply according to claim 1, characterized in that: The lamp head is a threaded lamp head.

4. The bulb with an external plug bidirectional input power supply according to claim 1, characterized in that: The extension lamp is in parallel with the light source plate.

5. The bulb with an external plug bidirectional input power supply according to claim 1, characterized in that: The lampshade is a light-transmitting plastic lampshade or an acrylic lampshade.

6. A bulb with an external plug bidirectional input power supply according to claim 1, characterized in that: The length of the extension wire is greater than or equal to the length of the lampshade.

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