CN218101728U - Large-current patch connector - Google Patents

Abstract

The utility model relates to a heavy current paster connector, including connecting terminal, subsides soldering terminal and cross banana head, the cross banana head is provided with public head and female head, public head is installed on the connecting terminal, female head is installed paste on the soldering terminal, just paste the upper end nestification of soldering terminal in the connecting terminal, the lower extreme nestification of public head is in female head is inside. Compared with the prior art, the utility model discloses a heavy current paster connector, simple structure and convenient to use have not only solved the little problem of subsides welding terminal overcurrent capacity, have still reduced the volume of connector product, and the range of application is wider, and the suitability is higher.

Description

Large-current patch connector

Technical Field

The utility model relates to a LED technical field, concretely relates to heavy current paster connector.

Background

With the rapid development of LED lamps, the application range of LED lamps is becoming wider and wider, wherein SMD patches are used in LED lamps, which contributes to the improvement of production efficiency and the application of different facilities. At present, an SMD (surface mounted device) patch terminal used by an LED product on the market has low overcurrent, and a large-current terminal is only a terminal wire, can not be used for bonding and welding, can not be directly used on a PCB (printed circuit board) or a flexible PCB (printed circuit board), and uses a copper binding post as the large-current terminal, so that the LED surface mounted device is fixed by screws, inconvenient to install, large in size and limited in application scene.

Therefore, it is desirable to provide a high current patch connector to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art's is not enough and defect, provides a heavy current paster connector, and simple structure and convenient to use have not only solved the little problem of subsides welding terminal overcurrent capacity, have still reduced the volume of connector product, and the range of application is wider, and the suitability is higher.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a large current paster connector, includes connecting terminal, pastes soldering terminal and cross banana head, cross banana head is provided with public head and female head, public head is installed on the connecting terminal, female head is installed paste on the soldering terminal, just paste the upper end nestification of soldering terminal in the connecting terminal, the lower extreme nestification of public head is in female first inside.

As a preferred technical scheme of the utility model, connecting terminal is provided with outside casing and inner assembly, inner assembly fixes inside the outside casing, just inner assembly with public first is connected.

As a preferred technical scheme of the utility model, the inner assembly is provided with heavy current copper connector and wire, heavy current copper connector is provided with spread groove and through-hole one, just wire one end pressfitting is in the spread groove, public overhead end nestification is in through-hole one.

As an optimal technical scheme of the utility model, outside casing is provided with epitheca and inferior valve, epitheca and epitheca are the integrated into one piece structure of moulding plastics, just the epitheca lock is in the upper end of inferior valve.

As a preferred technical scheme of the utility model, the inferior valve is provided with fixed slot and fixed orifices one, heavy current copper connector is fixed in the fixed slot, public first lower extreme is fixed in the fixed orifices one.

As a preferred technical scheme of the utility model, the stick welding terminal is provided with base and PCB fixed plate, the base is provided with inner groovy one and fixed orifices two, the PCB fixed plate is provided with through-hole two, just female first upper end is fixed nestification and is in fixed orifices two, female first lower extreme nestification is in through-hole two, just including the embedding of PCB fixed plate in recess one.

As a preferred technical scheme of the utility model, the inferior valve lower extreme still is provided with inner groovy two, just in recess two including the upper end embedding of base, just be provided with the locating piece on the two lateral walls of inner groovy, the base side is provided with the constant head tank, the locating piece block is in the constant head tank.

As a preferred technical scheme of the utility model, the both sides end of base outwards extends has the plug to hold in the palm the hand, the plug holds in the palm and sets up the round hole that is used for fixing on hand.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a purpose that the joint banana head structure realized that heavy current terminal is direct to stick to weld with the PCB board is fixed, and connecting terminal and stick to weld terminal compact structure, can guarantee perfect stick to weld, improved the stability of connector.

2. The utility model discloses a "Z" font heavy current copper connector connecting wire and cross banana head, the perfect volume that has reduced the connector.

3. The utility model discloses the product is small, and direct subsides are welded, can realize the circular telegram ability more than 20A, solve prior art LED module product, the not enough restriction of connecting terminal circular telegram ability.

Drawings

Fig. 1 is the structure schematic diagram of the patch terminal of the present invention.

FIG. 2 is the schematic view of the cross-section structure of the surface mount device terminal of the present invention

Fig. 3 is a diagram illustrating a split structure of the connection terminal of the present invention.

Fig. 4 is a schematic structural view of the lower casing of the present invention.

Fig. 5 is a view of the split structure of the paste welding terminal of the present invention.

Fig. 6 is a schematic structural diagram of the base of the present invention.

Wherein the figures include the following reference numerals:

1. connecting terminal, 2, paste the welding terminal, 21, the base, 211, inner groovy one, 212, through-hole two, 213, the constant head tank, 22, the PCB fixed plate, 221, through-hole two, 3, cross banana head, 31, public head, 32, female head, 4, outside casing, 41, the epitheca, 42, the inferior valve, 421, the fixed slot, 422, fixed orifices one, 423, inner groovy two, 424, the locating piece, 5, the inner assembly, 51, the heavy current copper connector, 511, the spread groove, 512, through-hole one, 52, the wire.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

As shown in fig. 1-6, the specific implementation process of the present invention is as follows: the utility model provides a large current paster connector, includes connecting terminal 1, pastes welding terminal 2 and cross banana head 3, is provided with public head 31 and female head 32 at cross banana head 3 to install public head 31 on connecting terminal 1, install female head 32 on pasting welding terminal 2, and the upper end nestification of pasting welding terminal 2 is inside connecting terminal 1, and the lower extreme nestification of public head 31 is inside female head 32. Through adopting this structure, use cross banana head 3, realized overflowing that terminal and PCB board are connected and fix the purpose of subsides welding for the electric current can reach more than 20A, has solved the restriction that the connecting terminal circular telegram ability of LED product is not enough.

In the embodiment of the present invention, the external housing 4 and the internal component 5 are disposed on the connection terminal 1, the internal component 5 is fixed inside the external housing 4, and the internal component 5 is connected to the male terminal 31; the internal component 5 is provided with a large-current copper connector 51 and a lead 52, the large-current copper connector 51 is arranged to be in a Z-shaped structure, the large-current copper connector 51 is provided with a connecting groove 511 and a first through hole 522, one end of the lead 52 is pressed in the connecting groove 511, the male head 31 is arranged to be in a stepped structure with two thin ends and a thick middle part, and the upper end of the male head 31 is embedded in the first through hole 522; the outer shell 4 is provided with an upper shell 41 and a lower shell 42, and the upper shell 41 and the upper shell 42 are both of injection molding integrated structures and are buckled and connected together; the lower case 42 is provided with a fixing groove 421 and a first fixing hole 422, and the high-current copper connector 51 is fixed in the fixing groove 421, and the lower end of the male terminal 31 is fixed in the first fixing hole 422. By adopting the structure, not only the connecting components are more firmly welded and fixed, but also the volume of the connector is effectively seen, and the use is more convenient.

The utility model discloses an in the embodiment, paste welding terminal 2 and be provided with base 21 and PCB fixed plate 22, be provided with inner groovy one 211 and two 212 of fixed orifices at base 21, be provided with through-hole two 221 with PCB fixed plate 22, female head 32 sets up to thick echelonment drum in the middle of the both ends is thin, and with the upper end nestification of female head 32 in two 212 of fixed orifices, the lower extreme nestification of female head 32 is in two 221 of through-holes, and in recess one 211 including PCB fixed plate 22 imbeds, the welding area of terminal with the PCB board has effectively been increased, improve the fastness of pasting the welding.

The utility model discloses an in the embodiment, still be provided with two 423 of inner groovy at the lower extreme of inferior valve 42, and with two 423 of inner groove including the upper end embedding of base 21, still be provided with locating piece 424 on two 423 lateral walls of inner groove simultaneously, be provided with constant head tank 213 at the base 21 side, locating piece 424 block has guaranteed that connecting terminal 1 is connected firmly with paste welding terminal 2 in constant head tank 213.

The utility model discloses an in the embodiment, outwards extend in the both sides end of base 21 has the plug to hold in the palm hand 6, and the plug holds in the palm and sets up round hole 7 that is used for fixing on hand 6, makes things convenient for the terminal plug to use.

In addition, the utility model discloses can also adopt the method of assembling earlier afterwards moulding plastics, weld connecting terminal 1 of paster terminal together with public head 31 by the upper end of "Z" font heavy current copper connector 51, the lower extreme welding wire 52 of "Z" font heavy current copper connector 51 makes up complete copper subassembly, puts into the mould moulding plastics with the subassembly again; similarly, paste welding terminal 2 by female 32 welding on PCB fixed plate 22, will assemble the part again and impress in the high temperature plastic part, reach the requirement that can cross reflow soldering to reach the requirement of pasting the welding, the back of the PCB fixed plate 22 of fixed female is big pad, and has a large amount of via holes, can perfectly firmly paste and weld on lamp plate PCB board. And then the connecting terminal 1 is connected with the bonding terminal 2, so that the cross banana head is perfectly contacted with the PCB, bonding and overcurrent main line connection is realized, and the power-on capacity of the wire connector is more than 20A.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (8)

1. The utility model provides a large current patch connector, includes connecting terminal (1), pastes welding terminal (2) and cross banana head (3), its characterized in that, cross banana head (3) are provided with public head (31) and female head (32), install public head (31) on connecting terminal (1), female head (32) are installed paste welding terminal (2) on, just paste the upper end nestification of welding terminal (2) in connecting terminal (1), the lower extreme nestification of public head (31) is inside female head (32).

2. A high current patch connector according to claim 1, wherein the connection terminal (1) is provided with an outer housing (4) and an inner assembly (5), the inner assembly (5) being fixed inside the outer housing (4), and the inner assembly (5) being connected to the male terminal (31).

3. A high-current patch connector according to claim 2, wherein said internal component (5) is provided with a high-current copper connector (51) and a wire (52), said high-current copper connector (51) is provided with a connecting slot (511) and a first through hole (512), and one end of said wire (52) is press-fitted in said connecting slot (511), and the upper end of said male connector (31) is nested in said first through hole (512).

4. A high current patch connector according to claim 3, wherein the external housing (4) is provided with an upper shell (41) and a lower shell (42), the upper shell (41) and the lower shell (42) are of an injection-molded integral structure, and the upper shell (41) is fastened to the upper end of the lower shell (42).

5. A high current patch connector according to claim 4, wherein the lower shell (42) is provided with a fixing groove (421) and a fixing hole one (422), the high current copper connector (51) is fixed in the fixing groove (421), and the lower end of the male terminal (31) is fixed in the fixing hole one (422).

6. A high-current patch connector according to claim 4, wherein the bonding terminal (2) is provided with a base (21) and a PCB fixing plate (22), the base (21) is provided with a first inner groove (211) and a second fixing hole (212), the PCB fixing plate (22) is provided with a second through hole (221), the upper end of the female head (32) is fixedly nested in the second fixing hole (212), the lower end of the female head (32) is nested in the second through hole (221), and the PCB fixing plate (22) is nested in the first inner groove (211).

7. A high-current patch connector according to claim 6, wherein the lower end of the lower shell (42) is further provided with a second inner groove (423), the upper end of the base (21) is embedded in the second inner groove (423), a positioning block (424) is arranged on the side wall of the second inner groove (423), a positioning groove (213) is arranged at the side end of the base (21), and the positioning block (424) is clamped in the positioning groove (213).

8. A high-current patch connector according to claim 6, wherein the two side ends of the base (21) are extended outwards to form plug-in support arms (6), and the plug-in support arms (6) are provided with round holes (7) for fixing.

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