CN201561301U - light emitting device - Google Patents

Abstract

A light-emitting device comprises at least one heat dissipation bar, a light-emitting circuit board, a plurality of light-emitting components, at least one pair of first electrical connectors, an insulating sleeve, a power supply circuit board, a second electrical connector and a lamp power plug, wherein the light-emitting circuit board is combined with the surface of the heat dissipation bar, the light-emitting component is combined with the light-emitting circuit board, the first electrical connector is connected to both sides of the light-emitting circuit board, the insulating sleeves are respectively connected to both sides of the heat dissipation bar, the power supply circuit board is placed in the insulating sleeves, the second electrical connector is connected to the power supply circuit board, and the second electrical connector is correspondingly plugged into the first electrical connector to output the output power of the power supply circuit board to the light-emitting circuit board, and two lamp power plugs are respectively combined with the outsides of two insulating sleeves, and the lamp power plug is connected to the power supply circuit board. The utility model makes the assembly, maintenance and replacement between the light-emitting circuit board and the power supply circuit board simpler and more convenient.

Description

light emitting device

technical field

The utility model relates to a light emitting device.

Background technique

Fluorescent lamps are widely used in indoor lighting occasions. The existing fluorescent tubes are slow to start and consume electricity, and the highly polluting fluorescent paint and mercury materials in the fluorescent tubes will bring great threats to environmental protection and human health. Therefore, , currently in its infancy and the popular existing environmentally friendly light-emitting diode tubes will soon be promoted to replace the original existing fluorescent tube lamps, but the problem with the existing light-emitting diode tubes lies in the maintenance and replacement of light-emitting circuits and power circuits. The existing light-emitting diode tubes combine the power circuit and the light-emitting circuit. In addition to the increase in manufacturing and assembly costs, if one of them fails, the entire set of tubes needs to be replaced, which is no different from the replacement of existing fluorescent tubes. However, if it is considered that the power supply circuit and the light-emitting circuit are assembled separately, if the power supply circuit is installed in the lamp and the light-emitting circuit is placed in the lamp tube, the entire set of lamps must be redesigned and manufactured, and the manufacturing cost will increase sharply. , the biggest problem is that the existing light-emitting diode tube cannot be directly used in the lamp of the existing fluorescent tube, and the maintenance and replacement of the power circuit and the light-emitting circuit must be carried out separately in the lamp and the lamp tube, which will still cause circuit maintenance and The inconvenience and trouble of replacement.

In terms of related previous patents, for example, the applicant has previously applied to the Taiwan Patent Publication No. 329853 "Light-emitting Device for Direct Heat Dissipation" and No. 332789 "Light-emitting Device for Multi-level Heat Dissipation". However, the assembly between the power supply circuit and the light-emitting circuit did not further disclose the solution to the above-mentioned problems of assembly and manufacturing costs and maintenance and replacement.

Utility model content

The main technical problem to be solved by the utility model is to overcome the above-mentioned defects existing in the prior art, and provide a light-emitting device, which makes the assembly, maintenance and replacement between the light-emitting circuit board and the power supply circuit board more simple and convenient, and the light-emitting circuit board and power supply circuit board are housed in the same light-emitting device for assembly, maintenance and replacement, no need to design lamps or separate assembly, maintenance and replacement in two different devices, which can make the application of this environmentally friendly light-emitting diode lamp more convenient Convenience and industrial applicability.

The technical scheme that the utility model solves its technical problem adopts is:

A light-emitting device, characterized in that it comprises: at least one heat dissipation strip, which is formed by a heat conductor; at least one light-emitting circuit board, which is composed of a circuit for controlling the on or off of multiple light-emitting components, and the light-emitting circuit board is combined with the top of the heat dissipation strip. The heat energy emitted by the light-emitting circuit board is dissipated through the heat dissipation strip; several light-emitting components are combined on the light-emitting circuit board, and are controlled by the light-emitting circuit board to perform on or off operation; at least one pair of first electrical connectors, The two first electrical connectors are respectively connected to both sides of the light-emitting circuit board, and connected to the circuit power input end of the light-emitting circuit board; at least one pair of insulating sleeves are combined and fixed on both sides of the light-emitting circuit board; at least one pair of power supplies The circuit boards are housed inside the two insulating sleeves respectively. The power supply circuit board is a circuit that provides the light-emitting circuit board and each light-emitting component with on/off working power, and has the function of AC/DC circuit conversion; at least one pair of second power supply The connectors are respectively connected to the power output ends of the power circuit board, and the second electrical connectors are correspondingly connected to the first electrical connectors, so as to supply the working power output by the power circuit board to the above-mentioned light-emitting circuit board and each light-emitting circuit board. Components; at least one pair of lamp power plugs, the two lamp power plugs are respectively combined on the outside of the two insulating sleeves, and each lamp power plug is connected to the AC input end of the power circuit board, and the outside of each lamp power plug is respectively embedded in the sunlight The lamp sockets on both sides of the lamp are used to introduce AC power to the power circuit board.

In the aforementioned light-emitting device, a top end of the heat dissipation strip is provided with a slot.

In the aforementioned light-emitting device, a plurality of heat dissipation ribs are formed around the heat dissipation bar.

The aforementioned light-emitting device, wherein the light-emitting component is a light-emitting diode.

In the aforementioned lighting device, the first electrical connector is an electrical connection plug.

In the aforementioned lighting device, the first electrical connector is an electrical connection socket.

In the aforementioned lighting device, the first electrical connector is connected to the power input terminal of the lighting circuit board by at least one pair of wires.

In the aforementioned light-emitting device, at least one chamber is formed in the insulating sleeve.

In the aforementioned lighting device, the second electrical connector is an electrical connection socket.

In the aforementioned lighting device, the second electrical connector is an electrical connection plug.

In the aforementioned lighting device, the second electrical connector is connected to the power output end of the power circuit board by at least one pair of wires.

In the aforementioned lighting device, at least one pair of pins are arranged on the outside of the power plug of the lamp, and the pins are used to be inserted into the lamp tube socket of the fluorescent lamp.

The effect of the light emitting device of the present utility model is to make the light emitting circuit The assembly, maintenance and replacement between the power circuit board and the power circuit board are more simple and convenient, and the light-emitting circuit board and the power circuit board are housed together in the same light-emitting device for assembly, maintenance and replacement, and there is no need to design lamps or separate them in two Assembly, maintenance and replacement in different devices can make the application of the environmentally friendly light-emitting diode tube more convenient and industrially utilizable.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a three-dimensional appearance schematic diagram of the first embodiment of the light-emitting device of the present invention;

Fig. 2 is a three-dimensional exploded schematic diagram shown in Fig. 1;

Fig. 3 is a cross-sectional view shown in Fig. 1, showing the connection state between the first electrical connector and the second electrical connector;

Fig. 4 is a second embodiment diagram of the light emitting device of the present invention;

Fig. 5 is a diagram of the third embodiment of the light emitting device of the present invention;

Fig. 6 is a diagram of a preferred application example of the light emitting device of the present invention.

Explanation of symbols in the figure:

100 light emitting device 10 cooling strip

11 Groove 111 Translucent lens

12 heat dissipation fins 20 light-emitting circuit board

30 Light-emitting component 40 First electrical connector

41 Conductor 50 Insulation sleeve

51 Compartment 60 Power circuit board

70 second electrical connector 71 wire

80 lamp power plug 81 pin

811 Wires 200 Daylight Lamps

210 lamp socket

Detailed ways

Please refer to Fig. 1, Fig. 2 and Fig. 3, which are the drawings of the first embodiment of the light-emitting device 100 of the present invention, wherein the light-emitting device 100 includes at least one heat dissipation strip 10, which is composed of a heat conductor, and the heat dissipation strip 10 is provided with at least one slot 11 at the top, and a plurality of cooling ribs 12 are formed on the periphery to increase the cooling area.

At least one light-emitting circuit board 20 is composed of a circuit for controlling multi-light-emitting components to turn on or off. Bar 10 dissipates heat.

A plurality of light-emitting components 30 are combined on the light-emitting circuit board 20 to be turned on or off under the control of the light-emitting circuit board 20. The types of the light-emitting components 30 are not limited. In the present invention, light-emitting diodes are used as an example.

At least one pair of first electrical connectors 40, the two first electrical connectors 40 are respectively connected to both sides of the light-emitting circuit board 20, and each first electrical connector is connected to the light-emitting circuit board 20 by at least one pair of wires 41 There is no limit to the type of the first electrical connector 40 for the power input end, and an electrical connection socket is used as an example in the present invention.

At least one pair of insulating sleeves 50 are combined and fixed on both sides of the light-emitting circuit board 20 , and at least one chamber 51 is formed in the insulating sleeves 50 .

At least one pair of power supply circuit boards 60 are housed in the chambers 51 of the two insulating sleeves 50 respectively. The power supply circuit boards 60 are circuits that provide the light-emitting circuit board 20 and each light-emitting component 30 with an on or off working power, and have AC / DC circuit conversion function.

At least one pair of second electrical connectors 70 are respectively connected to the power output end of the power supply circuit board 60 with at least one pair of wires 71. The type of the second electrical connectors 70 is not limited. For example, the two second electrical connectors 70 are correspondingly connected to the above-mentioned two first electrical connectors 40 so as to supply the working power outputted by the power circuit board 60 to the above-mentioned light-emitting circuit board 20 and each light-emitting component 30 .

At least one pair of lamp power plugs 80, the two lamp power plugs 80 are respectively combined on the outer sides of the two insulating sleeves 50, and each lamp power plug 80 is respectively provided with at least one pair of pins 81, and the pins 81 are respectively connected to one The wire 811 is connected to the AC input end of the power supply circuit board 60, and the pins 81 of the power plugs 80 of the two lamps respectively provide the function of inserting the lamp tube sockets 210 (as shown in FIG. 6 ) on both sides of the daylight lamp 200. The AC power is introduced from the daylight lamp 200 to the power circuit board 60 .

Please cooperate with Fig. 4, which is the second embodiment of the light-emitting device 100 of the present invention, wherein at least one light-transmitting lens 111 is combined on the slot 11 of the cooling strip 10, and the light-transmitting lens 111 is connected to the slot. The combination of 11 is not limited. In this utility model, fitting is taken as an example. Other methods such as equivalent bonding or locking, should not depart from the scope of this utility model. The light-transmitting lens 111 also provides a light-emitting circuit board Each light-emitting assembly 30 on the 20 is used for refracting light.

Please refer to FIG. 5 again, which is the third embodiment of the light-emitting device 100 of the present invention, in which the first electrical connector 40 is directly soldered and connected to the power input end of the light-emitting circuit board 20, and the first The electrical connector 40 is in the form of an electrical plug; the second electrical connector 70 is directly welded to the power output end of the power supply circuit board 60, and the second electrical connector 70 is in the form of an electrical socket, so that the When the first electrical connector 40 and the second electrical connector 70 are connected, the modular docking connection can be directly performed.

Please refer to FIG. 6, which is a preferred application example of the light emitting device 100 of the present invention, wherein the pins 81 of the lamp power plug 80 on both sides of the light emitting device 100 are correspondingly inserted into the daylight lamps 200. Two lamp sockets 210, so that the two pairs of pins 81 respectively introduce AC power to the power circuit board 60, so that the power circuit board 60 can pass through the modular connection structure between the second electrical connector 70 and the first electrical connector 40 , and output the DC working power to the light-emitting circuit board 20, so as to provide the DC working power required by the light-emitting circuit board 20 and each light-emitting component 30, so that each light-emitting component 30 can perform a lighting operation, so that each light-emitting component 30 emits The bright light is refracted by the light-transmitting lens 111 to form bright light like a fluorescent tube.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the utility model, All still belong to within the scope of the technical solution of the utility model.

Claims (12)

1. A lighting device, characterized in that, comprising: At least one heat dissipation strip is formed by a heat conductor; At least one light-emitting circuit board is composed of a circuit for controlling the on/off of multiple light-emitting components. The light-emitting circuit board is combined with the top of the heat dissipation bar to dissipate the heat energy emitted by the light-emitting circuit board through the heat dissipation bar; A number of light-emitting components are combined on the light-emitting circuit board, and are controlled by the light-emitting circuit board to turn on or off; At least one pair of first electrical connectors, the two first electrical connectors are respectively connected to both sides of the light-emitting circuit board, and connected to the circuit power input end of the light-emitting circuit board; At least one pair of insulating sleeves are combined and fixed on both sides of the light-emitting circuit board; At least one pair of power circuit boards are housed inside the two insulating sleeves respectively. The power circuit board is a circuit that provides the light-emitting circuit board and each light-emitting component with on/off working power, and has the function of AC/DC circuit conversion; At least one pair of second electrical connectors are respectively connected to the power output ends of the power circuit board, and each second electrical connector is correspondingly connected to each first electrical connector, so as to supply the working power outputted by the power circuit board to the above-mentioned Light-emitting circuit board and various light-emitting components; At least one pair of lamp power plugs, the two lamp power plugs are respectively combined on the outer sides of the two insulating sleeves, and each lamp power plug is connected to the AC input end of the power circuit board, and the outside of each lamp power plug is respectively embedded in two sunlight lamps. In the lamp socket on the side to introduce AC power to the power circuit board. 2. The light emitting device according to claim 1, wherein a top end of the heat dissipation strip is provided with a slot. 3. The light-emitting device according to claim 1 or 2, wherein a plurality of cooling ribs are formed around the cooling strip. 4. The light emitting device according to claim 1, wherein the light emitting component is a light emitting diode. 5. The lighting device according to claim 1, wherein the first electrical connector is an electrical connection plug. 6. The lighting device according to claim 1, wherein the first electrical connector is an electrical connection socket. 7. The light emitting device according to claim 1, 5 or 6, wherein the first electrical connector is connected to the power input end of the light emitting circuit board by at least one pair of wires. 8. The lighting device according to claim 1, wherein at least one chamber is formed in the insulating sleeve. 9. The lighting device according to claim 1, wherein the second electrical connector is an electrical connection socket. 10. The lighting device according to claim 1, wherein the second electrical connector is an electrical connection plug. 11. The lighting device according to claim 1, 9 or 10, wherein the second electrical connector is connected to the power output terminal of the power circuit board by at least one pair of wires. 12 . The light emitting device according to claim 1 , wherein at least one pair of pins are provided on the outside of the power plug of the lamp, and the pins are inserted into a lamp tube socket of a fluorescent lamp. 13 .

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