CN219933909U - LED lamp capable of being connected in series and lighting system - Google Patents

Abstract

The utility model discloses a serially-connectable LED lamp and a lighting system, comprising a lamp housing, wherein the lamp housing comprises a tube body, and a first end and a second end which are arranged at two ends of the tube body; the light-emitting assembly is arranged in the tube body and comprises a substrate and LED lamp beads arranged on the substrate; the plug is used for being connected with an external power supply and supplying power to the LED lamp through a first circuit, and the first circuit is provided with a switching element for controlling the light-emitting component; and the socket is arranged on the second end head and is electrically connected with the plug through a second circuit connected with the first circuit in parallel. The LED lamp capable of being connected in series is provided with a first circuit and a second circuit which are connected in parallel, the first circuit supplies power for the light-emitting component, and a switching element is arranged to control the working state of the light-emitting component; the second circuit supplies power to the socket, and the first circuit and the second circuit work independently and do not interfere with each other.

Description

LED lamp capable of being connected in series and lighting system

Technical Field

The utility model relates to the field of LED illumination, in particular to a serially-connectable LED lamp and an illumination system.

Background

The LED lamp has the advantages of excellent quality, durability and energy saving, and is widely applied to the field of illumination. The traditional LED lamp is a lamp body in the same daytime lamp barrel type, and generates luminous display after being powered on, so that the LED lamp has the problems of single lamp body luminescence, small luminous area and lack of change of single lamp body composition. Patent document CN2739468Y discloses a structure of a serially connectable LED lamp tube, which can be plugged into a socket of the LED lamp tube by a power connector to form serial connection, so as to achieve the display and lighting effects of large-area flash light. However, the above technical solution still has the problem that after the LED lamps are connected in series, the status of each LED lamp cannot be controlled independently according to the need.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the LED lamp which can be connected in series, and each LED lamp can independently control the working state after being connected in series.

The utility model relates to a LED lamp capable of being connected in series, which comprises:

the lamp shell comprises a tube body, and a first end and a second end which are arranged at two ends of the tube body;

the light-emitting assembly is arranged in the tube body and comprises a substrate and LED lamp beads arranged on the substrate;

the plug is used for being connected with an external power supply and supplying power to the LED lamp through a first circuit, and the first circuit is provided with a switching element for controlling the light-emitting component;

and the socket is arranged on the second end head and is electrically connected with the plug through a second circuit connected with the first circuit in parallel.

The following provides several alternatives, but not as additional limitations to the above-described overall scheme, and only further additions or preferences, each of which may be individually combined for the above-described overall scheme, or may be combined among multiple alternatives, without technical or logical contradictions.

Optionally, the first circuit is disposed inside the first terminal.

Optionally, the plug is connected to the first circuit through a wire outside the lamp housing.

Optionally, the switching element is fixed on the first terminal, and the first terminal is partially exposed.

Optionally, the switching element is an infrared induction switch.

Optionally, the switch element is a pull switch.

Optionally, the first circuit includes a rectifying unit, a filtering unit, and a power conversion unit that are sequentially coupled.

Optionally, the lamp housing includes the reflector that covers the body, the both ends of reflector are connected first end and second end respectively and are provided with the mounting hole that will the LED lamp is fixed in the support.

Optionally, the first end and the second end have a plane abutting against the reflecting cover, a hole column in plug-in fit with the pipe body is arranged on the plane, and the reflecting cover is connected with the hole column through a fastener.

The utility model also discloses a lighting system which comprises at least two LED lamps which can be connected in series;

the plug of the first LED lamp capable of being connected in series is connected with an external power supply, and the plug of the second LED lamp capable of being connected in series is connected in the socket of the first LED lamp capable of being connected in series;

the light-emitting components of the LED lamps which can be connected in series are controlled to work through the respective switch elements.

The LED lamp capable of being connected in series is provided with a first circuit and a second circuit which are connected in parallel, the first circuit supplies power for the light-emitting component, and a switching element is arranged to control the working state of the light-emitting component; the second circuit supplies power to the socket, and the first circuit and the second circuit operate independently of each other.

Drawings

FIG. 1 is a perspective view of LED lamps capable of being connected in series according to an embodiment of the utility model;

FIG. 2 is an exploded view of an LED lamp (with the light emitting element and the lamp housing partially omitted) in a tandem connection according to an embodiment of the utility model;

FIG. 3 is a schematic circuit diagram of an LED lamp capable of being connected in series according to an embodiment of the utility model;

fig. 4 is a schematic circuit diagram of an LED lamp according to an embodiment of the present utility model.

Reference numerals in the drawings are described as follows:

10. a lamp housing; 11. a pipe body, 12 and a first end head; 13. a second end; 14. a mounting base; 15. a cover plate; 16. a reflector, 17 and a flanging; 18. a mounting hole; 19. a plane; 20. a light emitting assembly; 21. a hole column; 23. a switching element; 24. a rectifying unit; 25. a filtering unit; 26. a power conversion unit; 27. a through hole; 28. a wire pulling control part; 29. a circuit board; 30. a plug; 31. a groove; 32. a side hole; 33. a color mixing switch; 40. a socket; 50. a first circuit; 60. a second circuit.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, an embodiment of the present utility model provides a tandem-connection LED lamp, which includes a lamp housing 10, a light emitting assembly 20, a plug 30, and a socket 40. The lamp housing 10 comprises a tube body 11, and a first end head 12 and a second end head 13 which are arranged at two ends of the tube body 11; the light-emitting component 20 is arranged in the tube body 11 and comprises a substrate and LED lamp beads arranged on the substrate; the plug 30 is used for being connected with an external power supply, and supplies power to the light emitting assembly 20 through the first circuit 50, and the first circuit 50 is provided with a switching element 23 for controlling the light emitting assembly 20; the receptacle 40 is disposed on the second header 13 and is electrically connected to the plug 30 by a second circuit 60 in parallel with the first circuit 50.

The first circuit 50 is connected to the plug 30 to supply power to the light emitting assembly 20, and the switching element 23 is provided to control the operation state of the light emitting assembly 20, the second circuit 60 is connected to the plug 30 to supply power to the socket 40, and the first circuit 50 and the second circuit 60 are connected in parallel. When the plug 30 is plugged into an external power source to supply power to the first and second circuits 50 and 60, the switching element 23 individually controls the operating state of the light emitting assembly 20 without affecting the power supply state of the socket 40.

In some embodiments, as shown in fig. 2, the lamp housing 10 includes a tube 11, and a first end 12 and a second end 13 connected to both ends of the tube 11. The lamp housing 10 further comprises a reflecting shade 16 integrally formed with the cover tube body 11, the reflecting shade 16 is connected with flanges 17 along two sides of the length of the reflecting shade 16, and the reflecting shade 16 is provided with mounting holes 18 for fixing the LED lamp on a support.

The first end head 12 and the second end head 13 comprise a mounting seat 14 and a cover plate 15 buckled on the mounting seat 14, the mounting seat 14 is provided with a plane 19 propping against two ends of the reflecting cover 16, the plane 19 is provided with a hole column in plug-in fit with the pipe body 11, and the hole column is fixedly connected with the reflecting cover 15 through a fastener. The cover plate 15 is fastened with the mounting seat 14 and then connected with the mounting seat through screws or bolts. The first end head 12 and the second end head 13 not only abut against two ends of the reflecting shade 16, but also partially wrap and fix the tube body 11, so that the whole LED lamp body structure is simpler, and the processing and the assembly are more convenient.

In some embodiments, as shown in fig. 2-3, the mounting block 14 and the interior of the cover 15 form a receiving space, and the first circuit 50 is disposed within the receiving space of the first head 12. The first circuit 50 includes a switching element 23, a rectifying unit 24, a filtering unit 25, and a power converting unit 26. The switch element 23 is mounted in the mounting seat 14, and a part of the switch element 23 is exposed from the cover plate 15, so that the switch element 23 can be controlled conveniently. The cover plate 15 is provided with a through hole 27, and the switch element 23 may be an infrared induction switch, and a probe of the infrared induction switch is exposed from the through hole 27. The switching element 23 may be a pull switch, and the pull control portion 28 is exposed from the through hole 27. The rectifying unit 24, the filtering unit 25, and the power converting unit 26 are integrally mounted on a circuit board 29, and the circuit board 29 is mounted on the mount 14 and electrically connected to the switching element 23.

In some embodiments, as shown in fig. 2-4, the plug 30 is connected to the first circuit 50 by wires external to the lamp housing 10. When the plug 30 is plugged into an external power source, the first circuit 50 is electrified, the external alternating current is converted into direct current through the circuit board 29 to supply power to the light emitting component 20, and the switching element 23 controls the power supply condition of the first circuit 50, so as to control the working state of the light emitting component 20.

In some embodiments, as shown in fig. 2, a side hole 32 is formed in a side wall of the second terminal 13, and a socket 40 is installed in the side hole 32 and electrically connected to the plug 30 through a second circuit. The back of the reflector 16 is provided with a groove 31, and the groove 31 has the effect of reinforcing ribs, so that the structural stability of the reflector 16 can be enhanced.

The utility model also discloses a lighting system which can comprise at least two LED lamps which can be connected in series in any embodiment according to lighting requirements, wherein after the plug 30 of the first LED lamp which can be connected in series is connected with an external power supply, the plug 30 of the second LED lamp which can be connected in series is connected in the socket 40 of the first LED lamp which can be connected in series. The LED lamps can be connected in series, the color-adjusting switch 33 is connected in the first circuit 50, the light-emitting components 20 of the LED lamps which can be connected in series are controlled to work through the respective first circuits 50, the LED lamps are not interfered with each other, and the LED lamps which are connected in series are grouped in color adjustment, so that a decorative effect is formed.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description. When technical features of different embodiments are embodied in the same drawing, the drawing can be regarded as a combination of the embodiments concerned also being disclosed at the same time.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.

Claims (10)

1. LED lamp that can concatenate, its characterized in that includes:

the lamp shell comprises a tube body, and a first end and a second end which are arranged at two ends of the tube body;

the light-emitting assembly is arranged in the tube body and comprises a substrate and LED lamp beads arranged on the substrate;

the plug is used for being connected with an external power supply and supplying power to the LED lamp through a first circuit, and the first circuit is provided with a switching element for controlling the light-emitting component;

and the socket is arranged on the second end head and is electrically connected with the plug through a second circuit connected with the first circuit in parallel.

2. The serially-connectable LED lamp of claim 1, wherein the first circuit is disposed inside the first terminal.

3. The serially connectable LED lamp of claim 2, wherein the plug is connected to the first circuit by wires external to the lamp housing.

4. The serially-connectable LED lamp of claim 2, wherein the switching element is fixed to the first terminal and partially exposes the first terminal.

5. The LED lamp of claim 4, wherein the switching element is an infrared sensing switch.

6. The serially-connectable LED lamp of claim 4, wherein the switching element is a pull switch.

7. The serially connectable LED lamp of claim 1, wherein the first circuit comprises a rectifying unit, a filtering unit and a power conversion unit coupled in sequence.

8. The LED lamp of claim 1, wherein the lamp housing comprises a reflector covering the tube, and wherein two ends of the reflector are respectively connected to the first end and the second end and provided with mounting holes for fixing the LED lamp to a support.

9. The tandem connection LED lamp of claim 8, wherein the first end and the second end have a flat surface against the reflector, the flat surface having a hole post in mating engagement with the tube, the reflector being connected to the hole post by a fastener.

10. A lighting system comprising not less than two serially connectable LED lamps as claimed in any one of claims 1-9;

the plug of the first LED lamp capable of being connected in series is connected with an external power supply, and the plug of the second LED lamp capable of being connected in series is connected in the socket of the first LED lamp capable of being connected in series;

the light-emitting components of the LED lamps which can be connected in series are controlled to work through the respective switch elements.