CN218473502U - Concatenation formula LED circuit board - Google Patents

Abstract

The utility model discloses a spliced LED circuit board, which comprises a substrate, a spliced male head arranged at one end of the substrate and a spliced female head arranged at the other end of the substrate; the male joint comprises: the first insulating sheet is provided with a positioning opening; the first copper sheet is positioned on two sides of the first insulating sheet, and a buckling sheet is stamped and formed on the first copper sheet; female head of concatenation includes: the second insulating sheet is punched and formed with a positioning sheet; the second copper sheet is positioned on two sides of the second insulating sheet, and a buckle interface is formed on the second copper sheet; through the spacer embedding to the locating hole to the lock joint piece is embedded into the lock joint mouth, thereby forms interlocking mechanism, makes the public head of concatenation and the female joint firm in connection of concatenation, recycles a plurality of welding points that form between first copper sheet and the second copper sheet and carries out multiple spot welding, further strengthens joint strength, effectively improves electrical connection stability.

Description

Concatenation formula LED circuit board

Technical Field

The utility model relates to a LED circuit board field, concretely relates to concatenation formula LED circuit board.

Background

As shown in fig. 1, the length of the existing LED circuit board is prolonged, or the circuit boards with different lamp effects are combined, the connection mode between the two circuit boards is mostly direct welding, the circuit boards on two sides are fixed by a clip, then the first pad 1 and the second pad 2 are close to each other, the welding gun is used for welding the first pad 1 and the second pad 2, and the direct welding areas of the two circuit boards are only two, in the subsequent use, because only two pads are connected by the clip, the connection is not firm, the pads are easy to fall off or rosin joint, the connection quality between the circuit boards is affected, soldering tin is required to be clamped and fixed before welding, and the work efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a concatenation formula LED circuit board. This is disclosed to be embedded into the locating hole through the spacer to the lock joint piece is embedded into the lock joint mouth, thereby forms interlocking mechanism, makes the public head of concatenation and the female joint firm in connection of concatenation, recycles a plurality of welding points that form between first copper sheet and the second copper sheet and carries out the multiple spot welding, further strengthens joint strength, effectively improves electrical connection stability.

In order to solve the technical problem, the technical scheme of the utility model is that: a spliced LED circuit board comprises a substrate, a spliced male head arranged at one end of the substrate, and a spliced female head arranged at the other end of the substrate;

the public head of concatenation includes:

the first insulating sheet is provided with a positioning opening;

the first copper sheet is positioned on two sides of the first insulating sheet, and a buckling sheet is stamped and formed on the first copper sheet;

female head of concatenation includes:

the second insulating sheet is provided with a positioning sheet in a punching way;

and the second copper sheets are positioned on two sides of the second insulating sheet, and buckle interfaces are formed on the second copper sheets.

Preferably, the first copper sheet and the second copper sheet are both covered with insulating layers.

Preferably, the first insulating sheet is provided with one or more than one.

Preferably, the second insulating sheet is provided with one or more than one.

Preferably, the buckling piece comprises a connecting part, a first bending part, a clamping part, a second bending part and a top part;

furthermore, the buckling piece is connected with the first copper sheet through the connecting part, and one end, away from the second bending part, of the top is arranged in a round angle mode.

Preferably, one side of the positioning sheet far away from the substrate is connected with the second insulation sheet.

Compared with the prior art, the utility model provides an all-in-one is tailor in dust removal of panty-shape diapers production possesses following beneficial effect:

1. through the matching of the positioning sheet and the positioning port, the male joint on one circuit board is quickly positioned and connected with the female joint on the next circuit board, so that the working efficiency is improved, and the first copper sheet and the second copper sheet are conveniently welded and supported;

2. through the cooperation of lock joint piece and knot interface, realize spacing fixed to with spacing opposite direction between spacer and the location mouth, realize each other for the locking, thereby improve the joint strength of concatenation public head and concatenation female head.

3. In addition, after the buckling pieces and the buckling openings are fixed, a plurality of parts of the first copper sheet and the second copper sheet are abutted, so that a plurality of welding areas are formed, multi-point welding is further realized, the connection strength is further improved, and the circuit stability between circuit boards can be improved.

Drawings

FIG. 1 is a schematic diagram of a prior art LED circuit board connection;

fig. 2 is a structural diagram of a spliced LED circuit board of the present invention;

FIG. 3 is a block diagram of the fastening tab of FIG. 2;

FIG. 4 is a schematic view of the engagement between the fastening piece and the fastening interface of FIG. 2;

FIG. 5 is a schematic view of the positioning plate and the positioning hole in FIG. 2;

fig. 6 is the utility model relates to a concatenation effect picture of concatenation formula LED circuit board.

Description of reference numerals: the connector comprises a substrate 1, a splicing male head 2, a splicing female head 3, an insulating layer 4, a first insulating sheet 21, a positioning port 22, a first copper sheet 23, a buckling sheet 24, a connecting part 241, a first bending part 242, a clamping part 243, a second bending part 244, a top part 245, a second insulating sheet 31, a positioning sheet 32, a second copper sheet 33, a buckling interface 34, a first welding area A, a second welding area B and a third welding area C.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

A spliced LED circuit board is shown in figures 1-6 and comprises a substrate 1, a spliced male head 2 arranged at one end of the substrate 1 and a spliced female head 3 arranged at the other end of the substrate 1;

the male end 2 of concatenation includes:

the first insulation sheet 21 is provided with a positioning opening 22, and is used for being matched with a positioning sheet 32 to realize the primary connection of the splicing male head 2 and the splicing female head 3;

the first copper sheet 23 is positioned on two sides of the first insulating sheet 21, and a fastening sheet 24 is formed on the first copper sheet 23 in a stamping manner and is used for being matched and fastened with the fastening opening 34, so that the first copper sheet 23 is abutted to the second copper sheet 33 and is fastened and fixed; the fastening piece 24 comprises a connecting part 241, a first bent part 242, a holding part 243, a second bent part 244 and a top part 245; the fastening piece 24 is connected to the first copper sheet 23 through the connecting portion 241, and an end of the top portion 245 away from the second bending portion 244 is disposed as a rounded corner, so as to facilitate quick passing through the fastening interface 34.

Female head of concatenation 3 includes:

a positioning piece 32 is stamped and formed on the second insulating sheet 31 and is used for being connected into the positioning opening 22 of another splicing female head 3, so as to position the splicing male head 2 and the splicing female head 3, and in this embodiment, the structure of the positioning piece 32 is consistent with that of the fastening piece 24; one side of the positioning plate 32 far away from the substrate 1 is connected with the second insulation sheet 31.

And the second copper sheets 33 are positioned at two sides of the second insulating sheet 31, and fastening interfaces 34 are formed on the second copper sheets 33 and used for connecting the fastening sheets 24.

In this embodiment, the first copper sheet 23 and the second copper sheet 33 are covered with the insulating layer 4, so as to protect the edges of the first copper sheet 23 and the second copper sheet 33 in an insulating manner.

In the present embodiment, one or more first insulating sheets 21 are provided; the second insulating sheet 31 is provided with one or more than one.

The working principle is as follows: in the concatenation in-process, at first, public first 2 of concatenation is close to the female first 3 of concatenation, imbeds the spacer 32 afterwards in the locating hole 22 for public first 2 of concatenation and the preliminary location of the female first 3 of concatenation, imbed the connector piece 24 again in the connector piece 34, make public first 2 of concatenation and the female first 3 of concatenation further fix a position, and this moment, the spacer 32 is opposite with the embedding direction of connector piece 24, makes public first 2 of concatenation and the female first 3 lock joint of concatenation fixed together.

After the male head 2 of the fixed concatenation and the female head 3 of concatenation, need not other fixed bolster fixed circuit boards, directly weld and fix, and behind the male head 2 of concatenation and the female head 3 of concatenation of one side, form weld area A between first kink 242 and the second copper sheet 33, form weld area B between second kink 244 and the second copper sheet 33, form weld area C between top 245 and the second copper sheet 33, thereby further increase the joint strength between the circuit board after the welding, also do benefit to the stability of connecting between the keeping circuit board.

Of course, the above is only the typical example of the present invention, in addition, the present invention can also have other multiple specific embodiments, and all the technical solutions formed by adopting equivalent replacement or equivalent transformation all fall within the scope of the present invention.

Claims (7)

1. A spliced LED circuit board comprises a substrate, a spliced male head arranged at one end of the substrate, and a spliced female head arranged at the other end of the substrate; it is characterized in that the preparation method is characterized in that,

the public head of concatenation includes:

the first insulating sheet is provided with a positioning opening;

the first copper sheet is positioned on two sides of the first insulating sheet, and a buckling sheet is stamped and formed on the first copper sheet;

female head of concatenation includes:

the second insulating sheet is punched and formed with a positioning sheet;

and the second copper sheets are positioned on two sides of the second insulating sheet, and buckle interfaces are formed on the second copper sheets.

2. The tiled LED circuit board of claim 1, wherein the first and second copper sheets are each covered with an insulating layer.

3. The tiled LED circuit board of claim 1, wherein the first insulating sheet is provided with one or more than one.

4. The spliced LED circuit board of claim 1, wherein the second insulating sheet is provided with one or more than one.

5. The spliced LED circuit board of claim 1, wherein the buckling piece comprises a connecting portion, a first bending portion, a retaining portion, a second bending portion, and a top portion.

6. The spliced LED circuit board as claimed in claim 5, wherein the buckling piece is connected to the first copper sheet through the connecting portion, and an end of the top portion away from the second bending portion is rounded.

7. The tiled LED circuit board of claim 1, wherein the side of the positioning sheet away from the substrate is connected to the second insulating sheet.

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