CN209544699U - A kind of four interface connectors facilitating welding - Google Patents

Abstract

The utility model discloses a kind of four interface connectors for facilitating welding, including shell, main body, glue core, terminal group, the top surface of the glue core is equipped with a plurality of terminal groove, and the first end of each terminal groove is close to each other, second end is located remotely from each other, so that adjacent both ends pilot trench is nonparallel；Each terminal in the terminal group all has elastic contact part, invayination, right angle holding parts and leg portion, and the elastic contact part has to form the first elastic arm and the second elastic arm of included angle A.Due to devising nonparallel terminal groove in glue core, the distance between sub- leg of adjacent both ends after assembling can be made to increase, to facilitate welding, avoid causing tin difficult and short circuit since gap is too small when welding.Further more, becoming having included angle A by the free terminal further improvement to elastic contact part, it can guarantee that each contact portion can be completely attached to 100% with corresponding plug in this way, promote the stability for being electrically connected yield and signal transmission.

Description

A kind of four interface connectors facilitating welding

Technical field

The utility model relates to field of connectors technologies, refer in particular to a kind of four interface connectors for facilitating welding.

Background technique

RJ45 connector is the normal component of current Ethernet connecting interface, is widely used in Ethernet card, router, friendship It changes planes on equal networking products, with the increasingly fierceness of the raising of people's requirement and electronic equipment competition, RJ45 is promoted to protect On the basis of holding original performance, part-structure is optimized, reduces cost, yield is improved, adapts to the demand of client.

Existing RJ45 connector generally comprises shell, main body, glue core, terminal group, and the shell is coated on outside main body, terminal Group, which is assemblied in glue core, forms assembly, and assembly is inserted into the hollow cavity of main body the RJ45 interface that can form standard. Each terminal in terminal group is to be connected by the contact portion of front end with banjo, the leg by rear end weld on circuit boards, with Transmit electric signal.However, the gap between the contact portion of each terminal front end is smaller, it is just direct that each terminal does not do any bending It is stretched out from rear end, leading to the gap between each leg, also very little, small―gap suture are unfavorable for welding, and are easy to appear rosin joint and short circuit is asked Topic, causes product yield low, often there is the product for reprocessing processing, virtually increase the cost of manufacture of connector.

Utility model content

In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose, which is to provide, a kind of facilitates weldering Four interface connectors connect can widen the distance between sub- leg of adjacent both ends, facilitate welding, reduce rosin joint and short circuit, Product yield is promoted, thus overcome the deficiencies in the prior art.

To achieve the above object, the utility model is using following technical solution:

A kind of four interface connectors facilitating welding, including shell, main body, glue core, terminal group, the shell are coated on master In vitro, four groups of terminal groups are assemblied in four assemblies of formation in corresponding four glue cores, and there are four hollow cavities for the main body, each to fill Ligand is inserted into the RJ45 interface that four hollow cavities form four standards, the shape and structure phase of four glue cores correspondingly Together, each glue core includes top plate and backboard, and the top plate and backboard form " ┓ " character form structure, is equipped in the top surface of top plate a plurality of The first end of terminal groove, each terminal groove is close to each other, and second end is located remotely from each other, so that adjacent both ends pilot trench is nonparallel；Institute The top for stating backboard is equipped with multiple terminal holes to bottom penetration type, and terminal hole has two rows, and each terminal hole and terminal groove correspond； Each terminal in the terminal group all has elastic contact part, invayination, right angle holding parts and leg portion, the Elastic Contact There are the first elastic arm and the second elastic arm in portion, forms included angle A between first elastic arm and the second elastic arm, the invayination and Right angle holding parts are successively embedded in terminal groove and terminal hole, below the erect-type stretching glue core in leg portion.

As a preferred embodiment, in the terminal group, number of terminals has 8, and the elastic contact part of each terminal is mutually right Together, Leg portion is front two rows.

As a preferred embodiment, the shell is integrated casing, is formed by sheet metal pressing and bending, the shell pair Left elastic slice and right elastic slice should be extended in each RJ45 interface.

As a preferred embodiment, the bottom of the shell is inwardly bent with bound edge, and the bound edge support is in the bottom surface of main body Edge placement.

As a preferred embodiment, the top surface of the shell is smooth face, to form at least two for automatic job The plane domain of robot absorption.

As a preferred embodiment, it is equipped with back-off at left and right sides of each glue core, in the hollow cavity of corresponding main body Equipped with catching groove, which mutually fastens with catching groove.

As a preferred embodiment, the main body is the plastic cement or plastics of integral type injection molding.

The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology Scheme in glue core it is found that due to devising nonparallel terminal groove, and the first end of each terminal groove is close to each other, and second end is mutual It is separate, the distance between sub- leg of adjacent both ends after assembly can be made to increase, to facilitate welding, when avoiding welding due to Gap is too small and causes tin difficult and short circuit, in addition, the elastic contact part of each terminal head end complies fully with standard RJ45 interface Requirement.Further more, being further improved by the free terminal to elastic contact part, become having included angle A, included angle A is 160-170 ° It is advisable, can guarantees that each contact portion can be completely attached to 100% with corresponding plug in this way, be promoted and be electrically connected yield, Yi Jixin Number transmission stability.

For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair The utility model is described in detail.

Detailed description of the invention

Fig. 1 is the isometric front view of the embodiment of the utility model.

Fig. 2 is the rear isometric view of the embodiment of the utility model.

Fig. 3 is the bottom isometric view of the embodiment of the utility model.

Fig. 4 is the main view of the embodiment of the utility model.

Fig. 5 is the cross-sectional view of A-A in Fig. 4.

Fig. 6 is the exploded view of the embodiment of the utility model.

Fig. 7 is the glue core of the embodiment of the utility model and the schematic diagram that terminal group combines.

Fig. 8 is the single glue core of the embodiment of the utility model and the top view that terminal group combines.

Fig. 9 is that Fig. 7 is top view.

Figure 10 is the cross-sectional view of B-B in Fig. 9.

Description of drawing identification:

10, shell 11, left elastic slice

12, right elastic slice 13, roof

14, left and right sides wall 15, rear wall

16, local bottom wall 17, bound edge

18, plane domain 20, main body

21, hollow cavity 22, RJ45 interface

23, fixing buckle 30, glue core

31, top plate 32, backboard

33, terminal groove 34, terminal hole

35,40, terminal group are buckled to

41, elastic contact part 411, the first elastic arm

412, the second elastic arm 42, invayination

43, right angle holding parts 44, leg portion.

Specific embodiment

It please refers to shown in Fig. 1 to Figure 10, it to be a kind of that show the specific structures of the preferred embodiment of the utility model Facilitate four interface connectors of welding, including shell 10, main body 20, glue core 30, terminal group 40.The shell 10 is coated on main body Outside 20, four groups of terminal groups 40 are assemblied in four assemblies of formation in corresponding four glue cores 30, and there are four hollow cavities for the main body 20 Body 21, each assembly are inserted into the RJ45 interface 22 that four hollow cavities 21 form four standards correspondingly.

Wherein, the shell 10 is integrated casing 10, is to be formed by sheet metal pressing and bending, plays shielding interference signal Function.The shell 10, which corresponds in each RJ45 interface 22, extends left elastic slice 11 and right elastic slice 12.It is described in the present embodiment Shell 10 includes the bottom wall 16 of roof 13, left and right sides wall 14, rear wall 15 and part, substantially by the electrical component of connector Cladding is got up, and EMI suppression is dry to scratch, and guarantees the stability of signal transmission.The bottom of the shell 10 is inwardly bent with bound edge 17, the packet 17 support of side in the bottom surface edge placement of main body 20, make to locate shell 10 can be with stable bond with main body 20 together with.The shell 10 top surface is smooth face, with formed at least two for the absorption of automatic job robot plane domains 18, when assembling, make Industry robot directly uses sucker suction in two plane domains 18, is automatically moved to corresponding station and is assembled.

The main body 20 is the plastic cement or plastics of integral type injection molding.Disposal molding goes out 4 RJ45 interfaces 22, meets connect more The requirement of mouth.In addition, being also provided with fixing buckle 23 in the bottom of main body 20, which is harpoon type fastener, is used In insertion circuit board or other electronic devices, positioned.

As shown in Fig. 6 to Figure 10, the shape and structure of four glue cores 30 is identical, and each glue core 30 includes top plate 31 and backboard 32, the top plate 31 and backboard 32 form " ┓ " character form structure, are equipped with a plurality of terminal groove 33, each terminal groove 33 in the top surface of top plate 31 First end it is close to each other, second end is located remotely from each other so that adjacent both ends pilot trench 33 be it is nonparallel.The top of the backboard 32 Multiple terminal holes 34 are equipped with to bottom penetration type, terminal hole 34 there are two rows, and each terminal hole 34 is corresponded with terminal groove 33.

Each terminal in the terminal group 40 all has elastic contact part 41, invayination 42, right angle holding parts 43 and weldering Foot 44.The elastic contact part 41 has the first elastic arm 411 and the second elastic arm 412, first elastic arm 411 and the second bullet Included angle A is formed between property arm 412, the invayination 42 and right angle holding parts 43 are successively embedded in terminal groove 33 and terminal hole 34 It is interior, erect-type 30 lower section of stretching glue core in the leg portion 44.

Firstly, this nonparallel terminal groove 33 can make the distance between sub- leg of adjacent both ends after assembling increase, To facilitate welding, avoid causing tin difficult and short circuit since gap is too small when welding, in addition, the bullet of each terminal head end Property contact portion 41 complies fully with the requirement of standard RJ45 interface 22.Further more, by the free terminal to elastic contact part 41 into one Step is improved, and becomes having included angle A, and included angle A, which is 160-170 °, to be advisable, and can guarantee that each contact portion can be inserted with 100% with corresponding in this way Head completely attaches to, and promotes the stability for being electrically connected yield and signal transmission.

In the present embodiment, in the terminal group 40, number of terminals has 8, and the elastic contact part 41 of each terminal is mutually aligned, Leg portion 44 divides for front two rows.In addition to this, the slot position of additional two terminals of increase has also been reserved in glue core 30, it can be by Demand further increases the quantity of terminal.Further more, the left and right sides of each glue core 30 is equipped with back-off 35, corresponding main body 20 Catching groove is equipped in hollow cavity 21, which mutually fastens with catching groove, exits from main body 20 after preventing glue core 30 from assembling.

The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change Change and modify, is still within the scope of the technical solutions of the present invention.

Claims (7)

1. a kind of four interface connectors for facilitating welding, including shell (10), main body (20), glue core (30), terminal group (40), institute It states shell (10) and is coated on main body (20) outside, four groups of terminal groups (40), which are assemblied in corresponding four glue cores (30), forms four dresses Ligand, there are four hollow cavity (21), each assemblies to be inserted into four hollow cavity (21) shapes correspondingly for the main body (20) At the RJ45 interface (22) of four standards, it is characterised in that: the shape and structure of four glue cores (30) is identical, and each glue core (30) is equal Including top plate (31) and backboard (32), the top plate (31) and backboard (32) form " ┓ " character form structure, in the top surface of top plate (31) Equipped with a plurality of terminal groove (33), the first end of each terminal groove (33) is close to each other, and second end is located remotely from each other, so that adjacent both ends are sub Slot (33) is nonparallel；The top of the backboard (32) is equipped with multiple terminal holes (34) to bottom penetration type, terminal hole (34) There are two rows, each terminal hole (34) and terminal groove (33) correspond；Each terminal in the terminal group (40) all has elasticity Contact portion (41), invayination (42), right angle holding parts (43) and leg portion (44), the elastic contact part (41) have the first elasticity Arm (411) and the second elastic arm (412) form included angle A between first elastic arm (411) and the second elastic arm (412), described Invayination (42) and right angle holding parts (43) are successively embedded in terminal groove (33) and terminal hole (34), and the leg portion (44) is perpendicular Below vertical stretching glue core (30).

2. a kind of four interface connectors for facilitating welding according to claim 1, it is characterised in that: the terminal group (40) In, number of terminals has 8, and the elastic contact part (41) of each terminal is mutually aligned, and leg portion (44) are divided into front two rows.

3. a kind of four interface connectors for facilitating welding according to claim 1, it is characterised in that: the shell (10) is Integrated casing (10) is formed by sheet metal pressing and bending, which, which corresponds in each RJ45 interface (22), extends Left elastic slice (11) and right elastic slice (12) out.

4. a kind of four interface connectors for facilitating welding according to claim 1, it is characterised in that: the shell (10) Bottom is inwardly bent with bound edge (17), and bound edge (17) support is in the bottom surface edge placement of main body (20).

5. a kind of four interface connectors for facilitating welding according to claim 1, it is characterised in that: the shell (10) Top surface is smooth face, to form at least two plane domains (18) adsorbed for automatic job robot.

6. a kind of four interface connectors for facilitating welding according to claim 1, it is characterised in that: each glue core (30) The left and right sides is equipped with back-off (35), and catching groove, the back-off (35) and button are equipped in the hollow cavity (21) of corresponding main body (20) Slot mutually fastens.

7. a kind of four interface connectors for facilitating welding according to claim 1, it is characterised in that: the main body (20) is The plastic cement or plastics of integral type injection molding.