CN208111778U

CN208111778U - Pin connector

Info

Publication number: CN208111778U
Application number: CN201820303106.2U
Authority: CN
Inventors: 冯云; 许立军; 范立
Original assignee: Dongguan Xuntao Electronic Co Ltd
Current assignee: Luxshare Precision Industry Co Ltd
Priority date: 2018-03-05
Filing date: 2018-03-05
Publication date: 2018-11-16
Anticipated expiration: 2028-03-05

Abstract

The utility model relates to a kind of pin connectors, it includes connection-peg, circuit board, cable and rear metal shell, the connection-peg includes insulating body, the front metal shell body of the conductive terminal and cladding insulating body that are contained in insulating body, the insulating body is equipped with spliced eye, the conductive terminal has contact portion and welding foot, the contact site is in spliced eye, the welding foot and cable are respectively welded on circuit board, the cable extends back rear metal shell, metal shell setting is an integral structure after described, metal shell is coated on the outside of connection-peg rear end and circuit board after described, and it is welded with front metal shell body, improve the bonding strength of front metal shell body and rear metal shell, improve the structural strength of pin connector.

Description

Pin connector

Technical field

The utility model relates to a kind of pin connector more particularly to a kind of pin connectors of rear metal shell.

Background technique

USB TYPE-C connector has high-frequency transmission and supports positive and negative plugging function, more and more extensive to be applied to the production of each electronics In product, a kind of pin connector that can be disclosed with reference to Chinese Patent No. CN105633729A with this case related art, It includes connection-peg, circuit board, cable, rear metal shell and insulation crust, and connection-peg includes insulating body, conductive terminal and packet The front metal shell body of insulating body is covered, conductive terminal is welded on circuit front edge of board, and cable is welded on board rear end, front metal shell Body is flat tubular structure comprising the docking section that main part and main body protrude out forward, before circuit board protrudes out backward Metal shell, rear metal shell are set as the two-part construction snapped together up and down, include upper half-shell and housing lower half, after Metal shell is coated on the outside of main part and circuit board, is realized and is carried out signal shielding, rear metal shell rear end riveting to circuit board On cable, insulation crust injection molding on rear metal shell, and it is integrated by cable cladding wherein.Due to rear metal shell It adopts a split structure, structural strength is low, and signal shielding performance is poor, and assembling is high, between rear metal shell and connection-peg Fixing intensity is low.

Thus, it is necessary to design the new pin connector of one kind to solve the above technical problems.

Utility model content

The purpose of this utility model is to provide a kind of with the pin connector for improving structural strength.

To realize foregoing purpose, the utility model adopts the following technical solution：A kind of pin connector comprising grafting Head, circuit board, cable and rear metal shell, the connection-peg includes insulating body, the conductive terminal that is contained in insulating body And the front metal shell body of cladding insulating body, the insulating body are equipped with spliced eye, the conductive terminal has contact portion and weldering Pin, the contact site are respectively welded in spliced eye, the welding foot and cable on circuit board, and the cable extends back Out after metal shell, it is described after metal shell setting is an integral structure, it is described after metal shell be coated on connection-peg rear end and The outside of circuit board, and welded with front metal shell body.

The front metal shell body is set as flat tubular structure, including master as a further improvement of the utility model, The docking section that body portion and main body protrude out forward, the width and thickness of the main part are greater than docking section, the main body section In in rear metal shell, and weld together with rear metal shell.

The rear metal shell includes roof, bottom wall, connection roof and bottom wall as a further improvement of the utility model, Two sidewalls and the accommodating space between roof, bottom wall and two sidewalls, the main part and circuit board be located at accommodating space It is interior.

The roof or bottom wall are equipped with the through-hole entered for scolding tin as a further improvement of the utility model,.

The locating slot of locating circuit board is equipped on the inside of the two sidewalls as a further improvement of the utility model, to Limiting circuit plate loosens up and down.

The bottom wall and partial sidewall extend rearward beyond roof, the side as a further improvement of the utility model, Wall is equipped with protrusion, and the circuit board two sides are equipped with the recess engaged with protrusion, is moved forward and backward to limiting circuit plate.

Metal shell is equipped with the of connection roof and a part of side wall after described as a further improvement of the utility model, One aft bulkhead, the circuit board upper surface are equipped with ground strip, and first aft bulkhead contacts with ground strip.

The rear metal shell is equipped with connection bottom wall and another part side wall as a further improvement of the utility model, Second aft bulkhead, the circuit board lower surface also are provided with ground strip, and second aft bulkhead contacts with the ground strip.

It is staggered before and after first, second aft bulkhead and up and down as a further improvement of the utility model, described the One, the second aft bulkhead is welded with corresponding ground strip.

First, second aft bulkhead is respectively equipped with as a further improvement of the utility model, connects with corresponding ground strip The protrusion of touching and the recess portion between protrusion.

The rear metal shell setting of the utility model pin connector is an integral structure, and the rear metal shell is coated on Connection-peg rear end and the outside of circuit board, and welded with front metal shell body, rear metal structure intensity is high, signal shielding function By force, assembling is simple.

Detailed description of the invention

Fig. 1 is the stereoscopic schematic diagram of the utility model pin connector.

Fig. 2 is the stereogram exploded view of the utility model pin connector, and display insulation crust is separated with other parts.

Fig. 3 is the stereogram exploded view of the utility model pin connector, insulate after display internal model, stress relief and insulation Shell is separated with other parts.

Fig. 4 be the utility model pin connector stereoscopic schematic diagram, after not showing insulate internal model, stress relief and absolutely Edge shell.

Fig. 5 is the view on the basis of Fig. 4, metal shell after not showing.

Fig. 6 is the stereogram exploded view of Fig. 5.

Fig. 7 is the view of another angle of Fig. 6.

Specific embodiment

It please refers to shown in Fig. 1 to Fig. 7, the utility model pin connector 100 is USB TYPE-C pin connector, is had High-frequency transmission and support positive and negative plugging function comprising connection-peg 10, circuit board 20, cable 30, preceding insulation internal model 41, insulate afterwards in Mould 42, rear metal shell 50, stress relief 60 and insulation crust 70.

Connection-peg 10 includes that insulating body 11, several conductive terminals 12 being contained in insulating body 11 and cladding insulate this The front metal shell body 13 of body 11, insulating body 11 are set as flat, and front end is equipped with spliced eye 110, and conductive terminal 12 has position Contact portion in front end（It is not shown）And the welding foot 122 positioned at rear end, contact site in spliced eye 110, to socket Connector（It is not shown）Electrical connection, welding foot 122 are welded on circuit board 20.

Front metal shell body 13 is set as flat tubular structure comprising main part 131 and main body 131 protrude out forward Docking section 132, the width and thickness of main part 131 be greater than docking section 132, and the left and right sides of 131 rear end of main part, which is equipped with, to be lacked Mouth 133, docking section 132 together with insulating body 11 to be plugged in socket connector.

Circuit board 20 is horizontal positioned, and front end is contained in 13 main part 131 of front metal shell body, and left and right sides are connected in master In 131 notch 133 of body portion.The upper and lower surface of 20 front end of circuit board is placed with preceding welding piece 21 respectively, to conductive terminal 12 Welding foot 122 weld together, the upper and lower surface of 20 rear end of circuit board is respectively equipped with a ground strip 22, two about 22 ground strips It is staggered.20 upper surface of circuit board or lower surface are equipped with welding piece 23 after the row for being located at corresponding 22 rear of ground strip.

Preceding insulation internal model 41 is molded on circuit board 20, and is protruded into 13 main part 131 of front metal shell body, covering At 12 welding foot 122 of conductive terminal, reinforce the bonding strength of conductive terminal 12 and circuit board 20.Preceding insulation internal model 41 is also located at The front of 20 ground strip 23 of circuit board, and be spaced from each other.

Metal shell 50 is set as the jointless structure structure of integral type afterwards, and structural strength is high, and signal shielding function is strong, can be with It is made of techniques such as kirsite or powder metallurgy.Metal shell 50 is set as flat tubular structure, including roof 51, bottom afterwards Wall 52, connection roof 51 and the two sidewalls 53 of bottom wall 52, the accommodating space between roof 51, bottom wall 52 and two sidewalls 53 54, the first aft bulkhead 55 and the second aft bulkhead 56.10 front metal shell body of connection-peg, 13 main part 131 is contained in circuit board 20 Hold in space 54, main part 131 also welds together with rear metal shell 50, strengthens money metal shell 13 and rear metal shell Bonding strength between 50, roof 51 and bottom wall 52 are respectively equipped with the through-hole 57 entered for scolding tin.It is fixed to be equipped on the inside of two sidewalls 53 The locating slot 530 of position circuit board 20, loosens to about 20 limiting circuit plate.

It is staggered before and after first, second aft bulkhead 55,56 and up and down, the first aft bulkhead 55 is connected to roof 51 and two sidewalls 53 Between, the second aft bulkhead 56 is connected between bottom wall 52 and two sidewalls 53, the bottom wall 52 connecting with the second aft bulkhead 56 and part Side wall 53 extends rearward beyond roof 51, which is equipped with the fixture block 535 positioned inside, and 20 rear end sides of circuit board are set There is the recess 25 engaged with fixture block 535, is moved forward and backward to limiting circuit plate 20.After the lower edge and second of first aft bulkhead 55 56 top edge of end wall is equipped with several protrusions 550,560 and the arc-shaped depression portion 552,562 between adjacent projection 550,560, convex Portion 550,560 passes through reinforcement of weld together with 22 plane contact of ground strip of circuit board 20, so that circuit board 20 and rear gold Belong to 50 grounding connection of shell.

Insulation 42 injection molding of internal model covers cable 30 and rear metal shell 50 and circuit board 20 in 20 rear end of circuit board afterwards Junction, the roof 51 of rear metal shell 50 is equipped with recess 58 with 52 outer surface of bottom wall and combined with the internal model 42 that insulate afterwards.

Insulation 42 rear end of internal model after stress relief 60 is molded over, and be coated on cable 30, cable 30 extends back Stress relief 60.

Insulation crust 60 is overmolded onto rear metal shell 50, rear insulation internal model 42 and 60 outer surface of stress relief.

The setting of metal shell 50 afterwards is an integral structure, and assembling is simple, structural strength, and signal shielding function is strong.

Although for illustrative purposes, preferred embodiments of the present invention are had been disclosed, but the common skill of this field Art personnel will realize the situation of the scope of the utility model and spirit disclosed in not departing from by appended claims Under, various improvements, additions and substitutions are possible.

Claims

1. a kind of pin connector comprising connection-peg, circuit board, cable and rear metal shell, the connection-peg include insulation Ontology, the conductive terminal being contained in insulating body and the front metal shell body for coating insulating body, the insulating body, which is equipped with, to be inserted Hole is connect, the conductive terminal has contact portion and welding foot, and the contact site is distinguished in spliced eye, the welding foot and cable It is welded on circuit board, the cable extends back rear metal shell, it is characterised in that：Metal shell is set as one after described Body formula structure, the rear metal shell is coated on the outside of connection-peg rear end and circuit board, and welds with front metal shell body.

2. pin connector according to claim 1, it is characterised in that：The front metal shell body is set as flat tubular Structure, including the docking section that main part and main body protrude out forward, the width and thickness of the main part are greater than docking section, institute Main body section is stated in rear metal shell, and is welded together with rear metal shell.

3. pin connector according to claim 2, it is characterised in that：Metal shell includes roof, bottom wall, company after described The two sidewalls for connecing roof and bottom wall and the accommodating space between roof, bottom wall and two sidewalls, the main part and circuit board In accommodating space.

4. pin connector according to claim 3, it is characterised in that：The roof or bottom wall are equipped with to be entered for scolding tin Through-hole.

5. pin connector according to claim 3, it is characterised in that：Locating circuit board is equipped on the inside of the two sidewalls Locating slot loosens up and down to limiting circuit plate.

6. pin connector according to claim 3, it is characterised in that：The bottom wall is extended rearward beyond with partial sidewall Roof, the side wall are equipped with protrusion, and the circuit board two sides are equipped with the recess engaged with protrusion, to move before and after limiting circuit plate It is dynamic.

7. pin connector according to claim 3, it is characterised in that：Metal shell is equipped with connection roof and one after described First aft bulkhead of partial sidewall, the circuit board upper surface are equipped with ground strip, and first aft bulkhead is contacted with ground strip Together.

8. pin connector according to claim 7, it is characterised in that：The rear metal shell is equipped with connection bottom wall and separately Second aft bulkhead of a part of side wall, the circuit board lower surface also are provided with ground strip, second aft bulkhead and the ground strip It contacts.

9. pin connector according to claim 8, it is characterised in that：Before and after first, second aft bulkhead and up and down It is staggered, first, second aft bulkhead is welded with corresponding ground strip.

10. pin connector according to claim 8, it is characterised in that：First, second aft bulkhead be respectively equipped with The protrusion of corresponding ground strip contact and the recess portion between protrusion.