CN217684882U

CN217684882U - Circuit board module and lamp

Info

Publication number: CN217684882U
Application number: CN202123399575.XU
Authority: CN
Inventors: 王爱萍; 郑磊; 薛永; 谢建民; 李书超
Original assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-10-28
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to a circuit board module to and lamps and lanterns, on the circuit board is welded through the mode with COB light source and electronic component through reflow soldering together, need not to pass through the wire with the COB light source again and be connected to the circuit board on, promoted the security of lamps and lanterns. And with electronic component and COB light source welding in the same side of circuit board, can separately set up the radiator and the electric heat sink in the lamps and lanterns, promoted the radiating efficiency.

Description

Circuit board module and lamp

Technical Field

The application belongs to the field of lamps, and particularly relates to a circuit board module and a lamp.

Background

The COB light source on the current market is widely used in lamps and lanterns, but the COB light source also has the problem in the application:

after the COB light source is packaged on the aluminum substrate or the ceramic substrate, the positive and negative polarities of the diode are the same as the light-emitting surface of the COB light source, and the back of the light-emitting surface of the COB light source is not provided with an electrified inlet, so that the COB light source product and the power circuit board can only exist in a split mode and are connected and conducted through manual welding of a lead, and the connection through the lead is poor in safety and has potential safety hazards.

Structural part design of COB light source heat dissipation requirements and electronic heat dissipation requirements cannot be separated, and batch heat dissipation requirements are mutually influenced; the scheme has the advantages of complex structure, poor process reliability and high comprehensive cost of the system.

Disclosure of Invention

The purpose of this application is exactly to solve the problem that exists among the prior art, has proposed a circuit board module and lamps and lanterns.

The technical scheme I of the application is as follows: a circuit board module comprises a circuit board, a COB light source and an electronic element; a through hole is arranged in the middle of the circuit board; arranging electronic elements around the through holes; arranging a COB light source at the position of the through hole; the electronic element and the COB light source are welded on the circuit board; and light rays emitted by the COB light source penetrate through the through hole and are emitted to the other side of the circuit board.

Furthermore, one end of the lead is fixed on the circuit board and is electrically connected with the electronic element; the conductor is configured to provide power transmission.

Furthermore, the electronic component comprises a power module, a processor and a communication module; the processor respectively with power module, COB light source to and communication module electricity is connected.

Furthermore, the power module passes through the external commercial power of wire to convert the alternating current into the direct current, give treater, COB light source, and communication module power supply.

Furthermore, the electronic component and the COB light source can be arranged on the same side of the circuit board, or on both sides of the circuit board.

The second technical scheme of the application: a lamp comprises the circuit board module, a radiator, an optical module and a lamp peripheral structural member.

Further, when the electronic component and the COB light source are disposed on the same side of the circuit board, the heat sink includes an electrical heat sink and an optical heat sink; the electric radiator is close to the electronic element and the back of the COB light source; the optical heat sink is close to the optical module.

Further, optical module sets up in the top of the lamp pearl of COB light source, configures to and carries out spotlight or divergence to the light that the lamp pearl of COB light source sent.

Furthermore, a threading hole is formed in the electric radiator; the threading aperture is configured to pass through the wire.

The beneficial effect of this application does: circuit board module in this application to and lamps and lanterns, through with COB light source and electronic component together through reflow soldering's mode welding to the circuit board, need not to pass through the COB light source again and be connected to the circuit board on, promoted lamps and lanterns's security. And with electronic component and COB light source welding in the same side of circuit board, can separately set up the radiator and the electric heat sink in the lamps and lanterns, promoted the radiating efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings may be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic view of an overall structure of a first preferred circuit board module according to an embodiment of the present application.

Fig. 2 is an exploded schematic view of a first circuit board module according to an embodiment of the present disclosure.

Fig. 3 is an exploded schematic view of a second preferred circuit board module according to the embodiment of the present application.

Fig. 4 is an exploded schematic structural diagram of a lamp including a first circuit board module according to an embodiment of the present application.

Fig. 5 is a schematic cross-sectional view of a lamp including a first circuit board module according to an embodiment of the present application.

Fig. 6 is a schematic circuit structure diagram of a preferred lamp according to the embodiment of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application clearer, the present application will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

The present application is further described below with reference to the accompanying drawings.

Example one

Fig. 2 is an exploded schematic view of a first preferred circuit board module according to the embodiment of the present application.

As shown in fig. 1-2, the wiring board module 1 includes a wiring board 12, a COB light source 11, an electronic component 13, and a wire 14. A through hole 121 is disposed in the middle of the circuit board 12, and electronic components 13 are arranged around the through hole 121, where the electronic components 13 include a power module 131, a processor 132, and a communication module 133. The shape of the through-hole 121 may be circular, square, or the like.

The COB light source 11 is arranged at the position of the through hole 121, the COB light source 11 and the electronic element 13 are arranged on the same side of the circuit board 12, the COB light source 11 and the electronic element 13 are both welded on the circuit board 12 in a reflow soldering mode, and the positive electrode and the negative electrode corresponding to the COB light source 11 are reserved on the circuit board 12. The light emitting direction of the bead of the COB light source 11 faces the through hole 121, and the other side of the light emitted on the circuit board 12 is opposite to the direction of the light emitting surface of the electronic component 13. One end of the lead 14 is soldered to the wiring board 12 and electrically connected to the electronic component 13. The other end of the wire 14 is connected with the mains supply to realize power transmission.

Fig. 3 is an exploded schematic view of a second circuit board module according to an embodiment of the present disclosure.

As shown in fig. 3, the wiring board module 2 includes a wiring board 22, a COB light source 21, an electronic component 23, and a wire 24. A through hole 221 is formed in the middle of the circuit board 22, and the electronic component 23 is arranged around the through hole 221, wherein the electronic component 23 includes a power module 231, a processor 232, and a communication module 233. The shape of the through-hole 221 may be circular, square, or the like.

COB light source 21, COB light source 21 and electronic component 23 are placed at the position of through hole 221 and arranged on two sides of circuit board 22, COB light source 21 and electronic component 23 are both welded on circuit board 22 in a reflow soldering mode, and the positive and negative electrodes corresponding to COB light source 21 are reserved on circuit board 22. The light emitting direction of the lamp bead of the COB light source 21 faces the through hole 221, and the light is irradiated on the other side of the circuit board 22, that is, the light emitting surface and the electronic element 23 are located on the same side of the circuit board 22. One end of the wire 24 is soldered to the wiring board 22 and electrically connected to the electronic component 23. The other end of the wire 24 is connected with the mains supply to realize power transmission.

In short, the circuit board module 2 in fig. 3 is different from the circuit board module 1 in fig. 1-2 in that the electronic component 13 and the COB light source 11 in fig. 1-2 are disposed on the same side of the circuit board 12, and the electronic component 23 and the COB light source 21 in fig. 3 are disposed on both sides of the circuit board 22.

As shown in fig. 4-5, the lamp 100 includes a circuit board module 1, an electrical heat sink 3, an optical module 4, an optical heat sink 5, and a lamp peripheral structure 6. Circuit board module 1 fixed mounting is on electric radiator 3, and the back laminating of COB light source 11 on electric radiator 3 and the circuit board module 1, electronic component 13 on the circuit board module 1 set up in the space between electric radiator 3 and circuit board module 1, and electric radiator 3 configures to and dispels the heat to the heat that electronic component 13 produced. A threading hole 31 is provided in the electric heat sink 3, and the threading hole 31 is used for threading the wire 14 in fig. 1-2.

Optical module 4 sets up in the top of COB light source 11's lamp pearl, configures to the light that sends COB light source 11's lamp pearl and carries out spotlight or diverge. And an optical heat sink 5 which is provided around the optical module 4 and is bonded to the surface of the wiring board module 1 on which the electronic component 13 is not provided. And the light radiator 5 is configured to radiate the heat of the light emitted by the lamp bead of the COB light source 11. The optical module 4 and the optical radiator 5 are clamped between the electric radiator 3 and the lamp peripheral structural member 6. The light fixture 100 is preferably a downlight. The structure of the luminaire including the circuit board module 2 is similar to that of the related art and will not be described in detail here.

The circuit of the luminaire 100 includes a power module 131, a processor 132, a communication module 133, and the COB light source 11. The processor 132 is electrically connected to the power module 131, the cob light source 11, and the communication module 133, respectively. The power module 131 is externally connected to the utility power and converts the ac power into dc power to respectively supply power to the processor 132, the cob light source 11, and the communication module 133.

When the communication module 133 receives a wireless dimming message sent by an external device (for example, a user mobile phone or a device such as a tablet computer), that is, the dimming message is sent to the processor 132, the processor 132 generates a corresponding dimming signal according to the dimming message, and sends the dimming signal to the power module 131, so that the light source module 7 adjusts the current of the COB light source 11, and dimming of the COB light source 11 is implemented.

Circuit board module in this application to and lamps and lanterns, through with COB light source 11 and electronic component 13 together through reflow soldering's mode weld circuit board 12 on, need not to be connected to COB light source 11 through the wire to circuit board 12 again, have promoted the security of lamps and lanterns. And weld electronic component 13 and COB light source 11 in the same side of circuit board 12, can set up light radiator and electric radiator separately in the lamps and lanterns, promoted the radiating efficiency.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims

1. A circuit board module comprises a circuit board, a COB light source and an electronic element; it is characterized in that the preparation method is characterized in that,

a through hole is formed in the middle of the circuit board;

arranging electronic elements around the through holes;

a COB light source is arranged at the position of the through hole;

the electronic element and the COB light source are welded on the circuit board;

and light rays emitted by the COB light source penetrate through the through hole and are emitted to the other side of the circuit board.

2. The wiring board module of claim 1,

the circuit board module comprises a lead;

one end of the lead is fixed on the circuit board and is electrically connected with the electronic element;

the conductor is configured to provide power transmission.

3. The wiring board module according to claim 2,

the electronic element comprises a power module, a processor and a communication module;

the processor respectively with power module, COB light source to and communication module electricity are connected.

4. The wiring board module according to claim 3,

the power module passes through the external commercial power of wire to convert the alternating current into the direct current, give treater, COB light source to and communication module power supply.

5. The wiring board module according to claim 4,

the electronic component and the COB light source can be arranged on the same side of the circuit board or on two sides of the circuit board respectively.

6. A light fixture comprising the wiring board module of any one of claims 1-5, a heat sink, an optical module, and a light fixture peripheral structure.

7. The luminaire of claim 6,

when the electronic component and the COB light source are arranged on the same side of the circuit board, the heat radiator comprises an electric heat radiator and an optical heat radiator;

the electric radiator is close to the electronic element and the back of the COB light source;

the optical heat sink is close to the optical module.

8. The luminaire of claim 7,

optical module sets up in the top of the lamp pearl of COB light source, configures to the light that sends the lamp pearl of COB light source and carries out spotlight or disperse.

9. The luminaire of claim 8,

the circuit board module comprises a lead;

the electric radiator is provided with a threading hole;

the threading hole is configured to pass through the wire.