CN206834371U

CN206834371U - Electric connector

Info

Publication number: CN206834371U
Application number: CN201720293887.7U
Authority: CN
Inventors: 范俊; 仇金国; 姚涛
Original assignee: Qidong Qianshuo Electronic Co Ltd
Current assignee: Qidong Qianshuo Electronic Co Ltd
Priority date: 2017-03-23
Filing date: 2017-03-23
Publication date: 2018-01-02
Anticipated expiration: 2027-03-23

Abstract

It the utility model is related to a kind of electric connector, it includes insulating body, conducting terminal, middle partition and metal shell, the insulating body includes first, second body, the conducting terminal includes first, Second terminal group, the first end subgroup forms the first terminal module with the first noumenon, the Second terminal group forms Second terminal module with the second body, the middle partition is protruded out forward more than conducting terminal, the insulating body is molded in first, on Second terminal module and middle partition, the front end face of the conducting terminal and middle partition is covered by the plastic cement of insulating body, improve the structure structural strength of hyoplastron, when electric connector crosses top test, firmly on insulating body and middle partition, terminal can be avoided to stick up PIN.

Description

Electric connector

Technical field

It the utility model is related to a kind of electric connector, more particularly to a kind of electric connector with partition in metal.

Background technology

With the issue of USB Type-C connector standards, especially its positive anti-plug of support and high-frequency transmission, increasingly disappeared The person of expense favors, and USB Type-C connector small volumes, conducting terminal quantity is more, and manufacture difficulty is high, and most manufacturers use terminal Mode is insert molded, related art may be referred to one kind electricity of No. CN203983638U exposure of Chinese utility model patent Connector, it includes partition and metal shell in the first noumenon, the second body, first end subgroup, Second terminal group, metal, the One terminal group is insert molded forms the first terminal module in the first noumenon, and Second terminal group is insert molded forms the in the second body Two-terminal module, middle partition are clamped between first, second terminal module.Metal shell is provided with spliced eye, the first noumenon There is the hyoplastron to be formed in spliced eye jointly with the second body, first, second terminal group has the contact being arranged on hyoplastron Portion.The electric connector structure low intensity, when crossing top test, terminal, which has, sticks up PIN risks.

Thus, it is necessary to a kind of new electric connector is designed to solve above-mentioned technical problem.

Utility model content

The purpose of this utility model is the provision of a kind of with the electric connector for avoiding terminal from sticking up PIN.

To realize object defined above, the utility model adopts the following technical scheme that：A kind of electric connector, it includes insulation originally Body, some conducting terminals, middle partition and the metal shell for housing insulating body, the insulating body include first, second body, The insulating body includes the hyoplastron that main part and main body extend forward, and the metal shell is provided with spliced eye, the tongue Plate is located in spliced eye, and the conducting terminal includes first, second terminal group, and the first end subgroup and the first noumenon form the One Terminals Die group, the Second terminal group form Second terminal module with the second body, and the first end subgroup has first to connect Contact portion and the first welding foot, the Second terminal group have the second contact site and the second welding foot, and the first noumenon includes the Main part and main part extends forward from first in first hyoplastron in one, in the second body bag second main part and from Hyoplastron in main part extends forward in second second, the main part include main part in first, second, and the hyoplastron includes Hyoplastron in first, second, first contact site in first on hyoplastron and being exposed to hyoplastron upper surface, second contact Portion is on hyoplastron in second and is exposed to hyoplastron lower surface, and first, second contact site is forwardly convex in first, second Hyoplastron, the middle partition protrudes out forward is molded in first, second end more than first, second contact site, the insulating body In submodule group and middle partition, the front end face of first, second contact site and middle partition is covered by the plastic cement of insulating body.

Further improve, first, second contact site is horizontal forward to protrude from hyoplastron in first, second.

Further improve, the middle partition is horizontal forward to protrude from hyoplastron in first, second.

Further improve, the middle partition is arranged to left and right two-part construction spaced apart.

Further improve, the composition surface of first, second hyoplastron is provided with the locating dowel being plugged in together and positioning hole.

Further improve, the first noumenon is provided with left and right some through holes spaced apart, and second body is provided with left and right Some extensions spaced apart, the extension are inserted in through hole and stretch out through hole one by one, and the extension is in insulation base It is combined before body injection molding with the first noumenon hot melt.

Further improve, the block button hole and buckle arm being mutually fastened togather, institute are provided between first, second body Block button hole is stated with buckle arm on main part, the middle partition is provided with the perforate passed through for buckle arm.

Further improve, the hyoplastron left and right sides are provided with depressed part and block protuberance in front of depressed part, institute State middle partition lateral border and be provided with the guide edge protruded into the lock side of depressed part and embedded protuberance, the lock side lateral surface is set There is a lock buckling groove in the depressed part, the lateral surface of the guide edge and protuberance is coplanar.

Further improve, the electric connector also includes the fixation steel disc being welded in metal shell, the fixed steel disc Insulating body is compressed forward.

Further improve, the metal shell includes enclosing located at roof, bottom wall and the two side of spliced eye periphery, the electricity Connector is additionally provided with annular waterproof washer and waterproof module, and the waterproof washer is molded in metal shell using liquid silica gel The lateral surface of front end simultaneously fills the gap of insulating body and metal shell, the waterproof around spliced eye, the waterproof module Module is also molded in insulating body rear end using liquid silica gel.

The forwardly convex hyoplastron in first, second of first, second contact site of the utility model electric connector, the interval Piece is protruded out forward more than first, second contact site, and the insulating body is molded in first, second terminal module and middle partition On, the front end face of first, second contact site and middle partition is covered by the plastic cement of insulating body, improves the structure of hyoplastron Structural strength, when electric connector crosses top test, firmly on insulating body and middle partition, insulating body provides dual with middle partition Protection, can avoid terminal from sticking up PIN.

Brief description of the drawings

Fig. 1 is the schematic perspective view of the utility model electric connector.

Fig. 2 is the three-dimensional exploded view of the utility model electric connector.

Fig. 3 is that the solid that first, second terminal module of the utility model electric connector is assembled together with interval piece is shown It is intended to.

Fig. 4 is the enlarged drawing in Fig. 3 circles.

Fig. 5 is Fig. 3 three-dimensional exploded view, and first, second terminal mould splits of display is left.

Fig. 6 the utility model electric connector insulating bodies are molded on first, second terminal module and middle partition Stereogram.

Embodiment

Refer to shown in Fig. 1 to Fig. 6, the utility model electric connector 100, be USB Type-C socket connectors, to It is installed on circuit board (not shown) and supplies butt connector (not shown) grafting.Electric connector 100 includes insulating body 10, conduction Partition 30, metal shell 40, fixed steel disc 50, waterproof washer 60 and waterproof module 70 in terminal 20, metal.

Insulating body 10 includes the first noumenon 11, the second body 12 positioned at the lower section of the first noumenon 11 and injection molding (over molding) is in the insulating body 13 on first, second body 11,12.Insulating body 10 also includes main part 14 simultaneously And the hyoplastron that main body 14 extends forward, hyoplastron include first, second hyoplastron 15,16, the second hyoplastron 16 connection main part 14 With the first hyoplastron 15, the first hyoplastron 15 is protruded out forward from the second hyoplastron 16.The width and thickness of first hyoplastron 15 are less than second Hyoplastron 16.The first noumenon 11 is provided with first main part 141 and main part 141 extends forward from first in first hyoplastron 151.Second body 12 is provided with second main part 142 and main part 142 extends forward from second in second hyoplastron 152, Main part 14 includes main part 141,142 in first, second, and hyoplastron includes hyoplastron 151,152 in first, second.

The first noumenon 11 is provided with some through holes 110 run through up and down, and each through hole 110 or so is spaced apart, and the second body 12 is set There are the convex some extensions 120 stretched, extension 120 is upright platy structure, is inserted one by one in through hole 110, and convex For the first noumenon 11, the injection molding of insulating body 13 (over molding) utilizes before first, second body 11,12 Extension 120 and the hot melt of the first noumenon 11 are combined by high-temperature molten head tool, prevent first, second hyoplastron 15,16 from insulating Matrix 13 comes off before being molded.

For through hole 110 with extension 120 on the second hyoplastron 16, the left and right sides of the first hyoplastron 15 are provided with depressed part 1541 And block in the protuberance 155 in the front of depressed part 1541.

First, second body 11,12 is provided with two locating dowels 121 to cooperate and two positioning holes 122 at composition surface, fixed Position post 121 is with positioning hole 122 on the first hyoplastron 15.The left and right sides of the first noumenon 11 is additionally provided with the block button hole run through up and down 113, the left and right sides of the second body 12 is provided with the buckle arm 123 upwardly extended, and buckle arm 123 is snapped in corresponding block button hole one by one In 113 so that first, second body 11,12 rear ends snap together, after block button hole 113 is located at main part 14 with buckle arm 123 End.

In other embodiments, extension 120 is on the first noumenon 11, and through hole 110 is on the second body 12.

Conducting terminal 20 includes first end subgroup 21 and Second terminal group 22, and first end subgroup 21 is insert molded in first Body 11 forms the first terminal module 210, and Second terminal group 220 is insert molded forms Second terminal module 220 in the second body 12. First end subgroup 21 has the first contact site 211 and the first welding foot 212, Second terminal group 22 have the second contact site 221 and Second welding foot 222.First contact site 211 is arranged in first on hyoplastron 151 and is exposed to the upper surface of the first hyoplastron 15, and first Contact site 211 is also horizontal forward to protrude from the front end face of hyoplastron 151 in first, and the second contact site 221 is arranged in hyoplastron 152 in second To go up and be exposed to the lower surface of the first hyoplastron 15, the second contact site 221 is also horizontal forward to protrude from the front end face of hyoplastron 152 in second, First, second welding foot 212,222 extends insulating body 10, is each arranged in a row, to be welded on circuit board.

Middle partition 30 is spaced apart for left and right and symmetrical two-part construction, is clamped to first, second respectively Between body 11,12, middle partition 30 is forwardly convex in first, second contact site 211,221, and insulating body 13 is molded in First, on Second terminal module 210,220 and middle partition 30, the front end face quilt of the middle contact site 211,222 of partition 30 and first, second The plastic cement covering of insulating body 13, the middle lateral border of partition 30 are provided with and protruded into the lock side 31 in the depressed part 1541 of the first hyoplastron 15 And the guide edge 32 of the embedded protuberance 155 of first hyoplastron 15, the lock lateral surface of side 31 are provided with the lock in depressed part 1541 Groove 311, to lock the grip tab of butt connector, the common face of lateral surface of guide edge 32 and protuberance 155, to guide lock Cramp enters depressed part 1541.The middle rear end of partition 30 has the fixed feet 33 of bending extension downwards, to fix or be welded in electricity On the plate of road.The middle inner side of partition 30 is provided with the perforate 34 passed through one by one with buckle arm 123 for the locating dowel 121 of insulating body 10, convenient On the body 11,12 of assembling first, second of middle partition 30, perforate runs through middle partition 30 about 34.

Metal shell 40 is made of metal dust injection molding (MIM), and it includes roof 41, bottom wall 42, two side 43 And the spliced eye 45 between roof 41, bottom wall 42 and two side 43, insulating body 10 are contained in metal shell 40, the First, the second hyoplastron 15,16 is located in spliced eye 45, and the first hyoplastron 15 is also forwardly convex in metal shell 40, first, second contact Portion 211,221 is exposed to spliced eye 45, to be contacted with butt connector.Two side 43 be additionally provided with extend laterally to solid Due to the horizontal fixed plate 431 on circuit board and the fixed feet 432 extended downwardly, fixed plate 431 has the fixation run through up and down Hole 433, fixed feet 432 are located at the rear end of side wall 43.

Fixed steel disc 50 is rectangular box, is assembled in forward in metal shell 40, is pressed on forward on insulating body 10, Gu Determine steel disc 50 to be combined into one with metal shell 40 by welding.

Waterproof washer 60 is annular, using liquid silica gel injection molding (LIM) in the lateral surface of the front end of metal shell 40.

Waterproof module 70 is also molded in the rear end of insulating body 10 using liquid silica gel, fills insulating body 10 and metal Gap between shell 50, realizes water-proof function.

Partition 30 is forwardly convex in first, second contact site 211,221 in the utility model electric connector 100, and insulate base Body 13 is molded on first, second terminal module 210,220 and middle partition 30, the middle contact site of partition 30 and first, second 211st, 222 front end face is covered by the plastic cement of insulating body 13, improves the structure structural strength of the hyoplastron of electric connector 100, electricity Connector 100 is when crossing top test, and firmly on insulating body 13 and middle partition 30, insulating body 13 provides double with middle partition 30 Protect again, terminal can be avoided to stick up PIN.

Although being example purpose, preferred embodiment of the present utility model, the common skill of this area are had been disclosed for 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 improvement, increase and substitution are possible.

Claims

1. a kind of electric connector, it is included outside the metal of insulating body, some conducting terminals, middle partition and collecting insulating body Shell, the insulating body include first, second body, and the insulating body includes the tongue that main part and main body extend forward Plate, the metal shell are provided with spliced eye, and the hyoplastron is located in spliced eye, and the conducting terminal includes first, second terminal Group, the first end subgroup be insert molded in the first noumenon formed the first terminal module, the Second terminal group be insert molded in Second body forms Second terminal module, and the first end subgroup has the first contact site and the first welding foot, second end Subgroup has the second contact site and the second welding foot, the first noumenon include in first main part and from first main part to Hyoplastron in the first of preceding extension, main part and main part extends forward from second in second in the second body bag second Hyoplastron, the main part include main part in first, second, and the hyoplastron includes hyoplastron in first, second, first contact Portion on hyoplastron and is exposed to hyoplastron upper surface in first, and second contact site in second on hyoplastron and being exposed to tongue Plate lower surface, it is characterised in that：The forwardly convex hyoplastron in first, second of first, second contact site, the middle partition to Lordosis extends over first, second contact site, and the insulating body is molded on first, second terminal module and middle partition, The front end face of first, second contact site and middle partition is covered by the plastic cement of insulating body.

2. electric connector according to claim 1, it is characterised in that：First, second contact site is horizontal forward convex For hyoplastron in first, second.

3. electric connector according to claim 1, it is characterised in that：The middle partition be it is horizontal forward protrude from first, Hyoplastron in second.

4. electric connector according to claim 1, it is characterised in that：The middle partition is arranged to left and right two pieces spaced apart Formula structure.

5. electric connector according to claim 1, it is characterised in that：The composition surface of first, second hyoplastron, which is provided with, inserts The locating dowel and positioning hole being connected together.

6. electric connector according to claim 1, it is characterised in that：The first noumenon is spaced apart some provided with left and right Through hole, second body are provided with left and right some extensions spaced apart, and the extension is inserted in through hole and stretched one by one Go out through hole, the extension is combined before insulating body injection molding with the first noumenon hot melt.

7. electric connector according to claim 1, it is characterised in that：Mutually card is provided between first, second body The block button hole being buckled together and buckle arm, with buckle arm on main part, the middle partition is provided with and supplies buckle the block button hole The perforate that arm passes through.

8. electric connector according to claim 1, it is characterised in that：The hyoplastron left and right sides are provided with depressed part and screening The protuberance being blocked in front of depressed part, the middle partition lateral border, which is provided with, to be protruded into the lock side of depressed part and is embedded in protuberance Guide edge, the lock side lateral surface are provided with the lock buckling groove in depressed part, and the lateral surface of the guide edge and protuberance is total to Face.

9. electric connector according to claim 1, it is characterised in that：The electric connector also includes being welded in metal shell Interior fixation steel disc, the fixed steel disc compress forward insulating body.

10. electric connector according to claim 1, it is characterised in that：The metal shell includes enclosing outside spliced eye Roof, bottom wall and the two side enclosed, the electric connector are additionally provided with annular waterproof washer and waterproof module, and the waterproof washer is adopted The lateral surface of metal shell front end is molded in liquid silica gel and around spliced eye, and the waterproof module fills insulation originally The gap of body and metal shell, the waterproof module are also molded in insulating body rear end using liquid silica gel.