CN205535667U - Electric connection structure - Google Patents

Abstract

An electric connection structure for realizing the electric connection of an LED lamp comprises a light source plate, a lamp cap, an input terminal and a plug-in terminal arranged corresponding to the input terminal, the bottom surface of the light source board is positioned above the lamp cap, the input terminal is fixed on the light source board and comprises a connecting seat and two electric connecting sheets, the light source board is provided with a hole corresponding to the plug-in terminal, the connecting seat is arranged on the front surface of the light source board, the middle part of the connecting seat is provided with a guide hole corresponding to the abdicating hole on the light source plate, the plug-in terminal passes through the guide hole and then enters the abdicating hole, each electric connecting sheet comprises an elastic part and a connecting part, the connecting parts of the two electric connecting sheets are respectively and electrically connected with the light source board, the elastic parts of the two electric connecting sheets are oppositely arranged at the two sides of the guide hole, when the plug terminal is inserted into the guide hole, the elastic part elastically clamps the plug terminal to be electrically connected with the plug terminal. The electric connection structure has the advantages of simple structure, quick installation and convenience for automatic assembly.

Description

electrical connection structure

technical field

The utility model relates to the field of LED lighting, in particular to an electrical connection structure.

Background technique

With the improvement of global environmental protection awareness, LED lighting has been rapidly developed in the field of indoor lighting. The structure of traditional LED lamps mainly includes a lamp holder, a drive board with a driver, a heat sink, a light source board with an LED light source, and a bulb housing, among which the light source board, the drive board, and the lamp holder are split. Between the space, the driver board and the lamp holder, wires are used to form electrical connections, the production efficiency is low, the process is time-consuming and cumbersome, and it is not easy to position and install, which is not conducive to automatic production. For example, the date of authorization announcement is August 15, 2013, and the Chinese utility model patent with the patent number 201320502252.5 discloses an LED bulb lamp component. The LED bulb lamp component includes a lampshade, a radiator, an LED light source board, and a lamp holder. The radiator includes a heat dissipation base, heat dissipation blades, and a hollow tube. A space for accommodating LED driving power is formed inside the empty pipe. Since the driving power is built into the sleeve in the center of the radiator, when the driving power is connected to the LED light source board, it is necessary to use a power cord to pass through the center of the radiator and weld it to the LED aluminum substrate. The assembly process is cumbersome and the manufacturing cost is high. At present, there are improved solutions that use connectors to realize the electrical connection between the lamp cap and the driver board, and between the driver board and the light source board. However, these connectors are often complicated in structure, complicated in assembly process, and high in manufacturing cost, which is not conducive to automatic production.

Utility model content

In view of this, it is necessary to provide an electrical connection structure that is simple in structure, quick in installation and convenient for automatic assembly.

The technical solution adopted by the utility model is: an electrical connection structure for realizing the electrical connection of LED lamps, including a light source board, a lamp holder, an input terminal and a plug terminal corresponding to the input terminal. The bottom surface of the light source board is located at On the top of the lamp cap, the input terminal is fixed on the light source board, the input terminal includes a connection seat and two electrical connection pieces, the light source board is provided with a relief hole corresponding to the plug terminal, and the connection seat is arranged on On the front of the light source board, the middle part of the connection seat is provided with a guide hole corresponding to the relief hole on the light source board, and the plug-in terminal enters the relief hole after passing through the guide hole, and each electrical connecting piece includes an elastic portion and connecting parts, the connecting parts of the two electrical connecting pieces are respectively electrically connected to the light source board, and the elastic parts of the two electrical connecting pieces are relatively arranged on both sides of the guide hole, when the plug terminal is inserted into the guiding hole After the hole, the elastic part elastically clamps the plug terminal to be electrically connected with the plug terminal.

Compared with the prior art, in this electrical connection structure, the input terminal is arranged on the light source board. When assembling, insert the plug terminal into the guide hole of the input terminal from the front of the light source board and connect with the The elastic part of the electrical connecting sheet is electrically connected, and the connecting portion of the electrical connecting sheet is electrically connected to the light source board, and the plug-in terminal continues to pass through the relief hole of the light source board to connect with other components (such as a driving board or a lamp holder) Electrical connection, so as to realize the electrical connection of the LED lamp, can quickly realize the installation, and eliminates the need for the power line setting required for the electrical connection, simplifies the structure, and has the advantages of simple structure, quick installation, and convenient automatic assembly.

Description of drawings

Fig. 1 is a perspective view of the first embodiment of the electrical connection structure of the present invention.

FIG. 2 is a cross-sectional view of the electrical connection structure shown in FIG. 1 .

FIG. 3 is an assembly diagram of the input terminal and the plug terminal in the electrical connection structure shown in FIG. 1 .

FIG. 4 is a perspective view of the electrical connection piece in the input terminal shown in FIG. 3 .

FIG. 5 is a partial cross-sectional view of the input terminal and the plug terminal in the electrical connection structure shown in FIG. 3 .

Explanation of reference signs:

10 Light source board 11 Give way hole

12 LED light source 13 Drive electronics

20 Lamp cap 21 First electrode

22 Second electrode 23 Insulation ring

231 Fixing hole 2312 Relief slot

24 Heat sink 241 Positioning slot

30 Input terminal 31 Connection socket

32 Electrical connection piece 311 Guide hole

312 Positioning column 321 Elastic part

322 Connection part 40 Plug terminal

detailed description

Figure 1 is a perspective view of the electrical connection structure of the present invention, which is used to realize the electrical connection of LED lamps, including a light source board 10, a lamp holder 20, input terminals 30 and plug terminals 40 set corresponding to these input terminals 30, the The bottom surface of the light source board 10 is located above the lamp holder 20, these input terminals 30 are fixed on the light source board 10, and the top surface of the light source board 10 is provided with LED light sources 12 and driving electronic components 13, of course, other electronic components can also be provided. Components, and electrically connect these electronic components with a circuit layer.

Please refer to FIG. 2 to FIG. 5 , the input terminals 30 include a connecting base 31 and two electrical connecting pieces 32 , the connecting base 31 is made of insulating material, and the electrical connecting pieces 32 are fixed on the connecting base 31 . The light source board 10 is provided with a relief hole 11 corresponding to the plug-in terminal 40, the connection seat 31 is arranged on the front of the light source board 10, and the middle part of the connection seat 31 is provided with a relief hole 11 corresponding to the light source board 10. The guide hole 311 , the insertion terminal 40 passes through the guide hole 311 and then enters the relief hole 11 . In this embodiment, the bottom of the connection base 31 is provided with a positioning column 312, and the positioning column 312 extends into the relief hole 11 to fix the input terminals 30 on the light source board 10, and at the same time, it satisfies the requirements of these plug-in terminals. 40 and the light source board 10 on the electrical clearance safety requirements.

Wherein, each electrical connecting piece 32 includes an elastic portion 321 and a connecting portion 322, and the connecting portions 322 of the two electrical connecting pieces 32 are respectively electrically connected to the light source board 10. In this embodiment, the connections on these electrical connecting pieces 32 The part 322 is welded on the light source board 10 and electrically connected with the light source board 10 . The elastic portions 321 of the two electrical connecting pieces 32 are disposed opposite to the two sides of the guide hole 311 , wherein the elastic portions 321 are close to each other to form a V-shaped structure. After the plug terminal 40 is inserted into the guide hole 311 , the elastic portion 321 elastically clamps the plug terminal 40 to be electrically connected to the plug terminal 40 .

Please refer to FIG. 2 , the lamp cap 20 is provided with a first electrode 21 , the first electrode 21 is disposed against the guide hole 311 , and the plug terminal 40 is electrically connected to the first electrode 21 through the guide hole 311 . The number of these input terminals 30 and plug-in terminals 40 is two, the lamp base 20 is also provided with a second electrode 22, an insulating ring 23 is provided between the first electrode 21 and the second electrode 22, and one of them is plugged into The terminal 40 is electrically connected to the second electrode 22 . The insulating ring 23 is provided with a fixing hole 231, the top of the first electrode 21 is set in the fixing hole 231, the inner wall of the fixing hole 231 is provided with a relief groove 2312, and the plug terminal 40 is inserted into the relief groove 2312 Afterwards, it is electrically connected with the first electrode 21 . It also includes a heat sink 24, the top of the second electrode 22 is connected to the bottom of the heat sink 24, the inner wall of the heat sink 24 is provided with a positioning groove 241, and the other end of the plug terminal 40 corresponding to the second electrode 22 is inserted into The positioning groove 241 abuts against the inner sidewall of the second electrode 22 , and the positioning groove 241 can secure the plug terminal 40 to avoid shaking, so that the connection with the second electrode 22 is more secure.

When assembling, these input terminals 30 can be fixed on the front of the light source board 10 first, and then the light source board 10 is fixed on the top of the lamp holder 20, and the plug terminals 40 are inserted into the input terminals 40 from the front of the light source board 10. The guide holes 311 of the terminals 30 are then electrically connected to the electrical connecting pieces 32 of the input terminals 30, and the plug terminals 40 continue to pass through the relief holes 11 of the light source board 10 to be electrically connected to other components (such as the driver board or the lamp holder), The assembly is fast; since the LED light source 12 and the driving electronic components 13 are integrally arranged on the light source board 10 in this embodiment, the plug terminals 40 can be further directly corresponded to the first electrodes 21 and the first electrodes 21 of the lamp holder 20. The second electrode 22 is electrically connected, that is, it can supply power to the LED light sources 12 and the driving electronic components 13 on the light source board 10, so as to light up these LED light sources 12, and it is not necessary to additionally set up a driving board, which simplifies the structure, so that the LED lights The structure of the whole lamp is simpler, the assembly is faster and more convenient, and it is convenient for automatic production. In addition, the lamp cap 20 in this embodiment is a screw cap, and may also be other lamp caps, such as socket lamp caps.

To sum up, in the electrical connection structure, the input terminals 30 are arranged on the light source board 10. When assembling, it is only necessary to insert the plug terminals 40 from the front of the light source board 10 into the guide holes 311 of the input terminals 30. It is electrically connected to the elastic parts 321 of these electrical connecting pieces 32, and the connecting parts 322 of these electrical connecting pieces 32 are electrically connected to the light source board. Components (such as drive board or lamp holder) are electrically connected, so as to realize the electrical connection of the LED lamp, which can quickly realize the installation, and eliminate the need for the power line setting required for the electrical connection, simplify the structure, and have the advantages of simple structure, quick installation, Advantages of facilitating automated assembly.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model. Anyone skilled in the art can use the technical content disclosed above to make some changes within the technical scope of the solution. It is an equivalent change. Equivalent embodiment. Any modifications, equivalent replacements, improvements, etc. made to the above embodiments according to the technical essence of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. an electric connection structure, for realizing the electrical connection of LED, including light source board, lamp holder, input terminal and correspondence The inserting terminal that described input terminal is arranged, the bottom surface of this light source board is positioned at the top of this lamp holder, and described input terminal is fixed on this On light source board, described input terminal includes connecting seat and two electric connecting sheets, it is characterised in that: to should grafting on this light source board Terminal is provided with resigning hole, and this connection seat is arranged on the front of this light source board, and the middle part of this connection seat is to should stepping down on light source board Hole is provided with pilot hole, and this inserting terminal enters this resigning hole after this pilot hole, and each electric connecting sheet all includes elastic portion and company Meeting portion, the connecting portion of said two electric connecting sheet electrically connects with this light source board respectively, and the elastic portion of said two electric connecting sheet is relative It is arranged on the both sides of this pilot hole, after this inserting terminal inserts this pilot hole, this inserting terminal of clamping that described elastic portion is elastic To electrically connect with this inserting terminal.

Electric connection structure the most according to claim 1, it is characterised in that: the connecting portion on described electric connecting sheet is welded on this Electrically connect on light source board and with this light source board.

Electric connection structure the most according to claim 1, it is characterised in that: this connection seat is made up of insulating materials, described electricity Connect sheet to be fixed on this connection seat.

Electric connection structure the most according to claim 3, it is characterised in that: the bottom of this connection seat is provided with locating dowel, should Described input terminal is fixed on this light source board in stretching into this resigning hole by locating dowel.

Electric connection structure the most according to claim 1, it is characterised in that: it is provided with LED light on the end face of this light source board Source and driving electronic component.

Electric connection structure the most according to claim 1, it is characterised in that: this lamp holder is provided with the first electrode, this first electricity Pole is arranged for this pilot hole, and this inserting terminal electrically connects through this pilot hole with this first electrode.

Electric connection structure the most according to claim 6, it is characterised in that: being additionally provided with the second electrode on this lamp holder, this is first years old Being provided with dead ring between electrode and this second electrode, this dead ring is provided with fixing hole, and it is solid that the top of this first electrode is arranged at this Determining in hole, this fixing hole madial wall is provided with slot to make way, and this inserting terminal electrically connects with this first electrode after inserting this slot to make way.

Electric connection structure the most according to claim 6, it is characterised in that: the quantity of described input terminal and inserting terminal is Two, this lamp holder is additionally provided with the second electrode, is provided with dead ring between this first electrode and this second electrode, one of them grafting Terminal electrically connects with this second electrode.

Electric connection structure the most according to claim 8, it is characterised in that: also include radiating piece, the top of this second electrode It is connected with the bottom of this radiating piece, the inwall of this radiating piece is provided with locating slot, to should inserting terminal another of the second electrode One end is connected on the madial wall of this second electrode after inserting this locating slot.

Electric connection structure the most according to claim 1, it is characterised in that: described elastic portion formation close to each other V-type Structure.