CN206135042U

CN206135042U - Plug connector

Info

Publication number: CN206135042U
Application number: CN201621084873.6U
Authority: CN
Inventors: 冯云; 许立军; 范立
Original assignee: Dongguan Xuntao Electronic Co Ltd
Current assignee: Dongguan Xuntao Electronic Co Ltd
Priority date: 2016-09-26
Filing date: 2016-09-26
Publication date: 2017-04-26
Anticipated expiration: 2026-09-26

Abstract

The utility model relates to a plug connector, it includes insulator, goes up collets, upper end subunit, lower insulation block, lower extreme subunit, middle ground piece and metal casing, insulator is equipped with the spliced eye, the middle ground piece is located between upper end subunit and the lower extreme subunit, the middle ground piece includes basal portion and the two hasp arms that extend forward at both ends from about the basal portion, plug connector includes still that the centre gripping fixes the silica gel piece between last collets or lower insulation block and basal portion, utilizes the elasticity of silica gel, and the clearance of sealing collets, lower insulation block and middle ground piece prevents that external aqueous vapor from getting into the middle ground piece, even the middle ground piece is close to with upper end subunit, lower extreme subunit very much, also can not take place the short circuit, assurance plug connector's function, increase of service life.

Description

Pin connector

Technical field

This utility model is related to a kind of pin connector, more particularly to a kind of pin connector with middle ground piece.

Background technology

With the issue of newest USB Type-C interface standards, increasing electronic product gradually adopts USB Type- C interface, carries out the transmission of data, power supply, and the prior art related to this case may be referred to Chinese utility model patent bulletin the A kind of USB Type-C pin connectors of No. CN204885643U exposure, it includes an insulating body, is assembled in insulating body The metal shell of interior two-terminal module, the middle ground piece between the two-terminal module and coated insulation body, insulation Body is provided with a spliced eye, and each terminal module includes a collets and one group of conducting terminal being insert molded on collets, Conducting terminal includes difference signal terminal, ground terminal, power supply terminal etc..Each conducting terminal have extend anteriorly out insulation Block into spliced eye contact site and extend back the weld part of insulating body.

Ground strip is clamped between collets, and between two groups of conducting terminals, for reduce them it Between signal cross-talk.But, ground strip is sticked together with collets, has gap unavoidably between the two, and extraneous aqueous vapor is easy Into in gap, it is more likely that cause ground strip and conducting terminal short circuit, especially power supply terminal, have impact on pin connector Function, reduction of service life.

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

Utility model content

The purpose of this utility model there are provided a kind of pin connector with water-proof function.

To realize object defined above, this utility model is adopted the following technical scheme that：A kind of pin connector, it includes insulation originally Body, upper collets, upper end subgroup, lower collets, lower end subgroup, middle ground piece and it is sheathed on outside the metal on the outside of insulating body Shell, the insulating body is provided with spliced eye, and the upper collets are assembled in forward insulating body, the upper insulation with lower collets Block is molded in the subgroup of upper end, and the lower collets are molded in the subgroup of lower end, the upper end subgroup and lower terminal Group has respectively contact site and a weld part, and the contact site to be extended anteriorly out and enter spliced eye after collets and lower collets, The middle ground piece is located between upper end subgroup and lower end subgroup, and the middle ground piece includes base portion and from base portion or so two Two lock catch arms that end extends forward, the lock catch arm has the latch part in spliced eye, and the pin connector also includes The silica gel piece being clamped between collets or lower collets and base portion.

Used as further improvement of the utility model, the silica gel piece tends to flushing with the rear end of base portion.

Used as further improvement of the utility model, the silica gel piece tends to neat with the front end of upper collets, lower collets It is flat.

As further improvement of the utility model, determining of cooperating is provided between the upper collets and lower collets Position hole and locating dowel, the base portion is respectively equipped with the through hole passed through for locating dowel with silica gel piece.

Used as further improvement of the utility model, the metal shell is seamless tubular structure.

Used as further improvement of the utility model, the pin connector is USB Type-C pin connectors.

As further improvement of the utility model, the silica gel piece be molded in middle ground piece, upper collets and On one of lower collets.

This utility model pin connector also includes be clamped between collets or lower collets and base portion Silica gel piece, using the elasticity of silica gel, seals up the gap of collets, lower collets and middle ground piece, prevents the water in the external world Gas enters middle ground piece, even if middle ground piece and upper end subgroup, lower end subgroup are very close to also will not being short-circuited, it is ensured that The function of pin connector, increases the service life.

Description of the drawings

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

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

Fig. 3 is the three-dimensional exploded view of another angle of this utility model pin connector.

Fig. 4 is the schematic perspective view that ground strip, collets and the silica gel piece of this utility model pin connector coordinates.

Fig. 5 is the three-dimensional exploded view of Fig. 4.

Specific embodiment

Refer to shown in Fig. 1 to Fig. 5, this utility model pin connector 100 is USB Type-C pin connectors, is supported Positive anti-plug, it includes collets 20, once a upper end subgroup 30, collets 40, once terminal group on an insulating body 10, 50th, a middle ground piece 60, a silica gel piece 70 and a metal shell 80.

Insulating body 10 includes roof 11, diapire 12, left and right sides wall 13 and is formed in roof 11, diapire 12 and two side Spliced eye 14, fixing hole 15 between 13.Spliced eye 14 is located at before insulating body 10 with the insertion in front and back of fixing hole 15, spliced eye 14 End, with for socket connector（It is not shown）Insertion, fixing hole 15 is located at rear end, to fixed upper collets 20 and lower collets 30.Two side 13 is respectively equipped with the slit 132 connected with the hole of grafting 14 and fixing hole 15.

Upper collets 20 and lower collets 40 are assembled in the fixing hole 15 of insulating body 10 jointly, and upper collets 20 are located at down The top of collets 40, is provided between the two cooperate location hole and locating dowel 45, and the upper surface of the lower front end of collets 40 is provided with One recess 42.Upper collets 20 are molded in upper end subgroup 30, and lower collets 40 are molded in lower end subgroup 50.On Terminal group 30 and lower end subgroup 50 are arranged in a row respectively along direction, and each terminal has contact site 31,51 and weld part 32,52, Contact site 32,52 extends anteriorly out collets 20 and lower collets 40, into the spliced eye 14 of insulating body 10, weld part 32nd, 52 collets 20 and lower collets 40 are extended back, to together with cable or welding circuit board.

The horizontal positioned of middle ground piece 60, it includes a horizontal base portion 61, extends forward from the two ends of base portion 61 or so Two lock catch arms 62 and the welding foot 63 extended back from the two ends of base portion 61 or so, base portion 61 is provided with the through hole passed through for locating dowel 45 65, lock catch arm 62 is contained in the slit 132 of insulating body 10, and front end has the latch part 64 laterally protruded in spliced eye 14.

Silica gel piece 70 is lain in a horizontal plane on the base portion 61 of middle ground piece 60, be clamped in collets 20 and base portion 61 it Between, while base portion 61 is clamped between lower collets 40 and silica gel piece 70, using the elasticity of silica gel, seal up collets 20, Lower collets 40 and the gap of middle ground piece 60, prevent the aqueous vapor in the external world into middle ground piece 60, even if middle ground piece 60 with upper end subgroup 30, lower end subgroup 50 very close to also will not being short-circuited, it is ensured that the function of pin connector 100, prolongation makes Use the life-span.

Silica gel piece 70 has the through hole 75 for also being provided with passing through for locating dowel 45, silica gel piece 70 and upper collets 20, lower insulation The front end of block 40 tends to flushing, and front end also has downwardly projecting convex portion 72, and convex portion 72 is contained in the recess 42 of lower collets 40 It is interior, limit silica gel piece 70 and move left and right.Silica gel piece 70 tends to flushing with the rear end of base portion 61.In other embodiments, silica gel Piece 70 is molded on middle ground piece 60, upper collets 20 and lower collets 40.

Metal shell 80 is seamless tubular structure, is sheathed on the outside of insulating body 10.

Although being example purpose, preferred implementation of the present utility model, the common skill of this area are had been disclosed for Art personnel by, it is realized that disclosed in without departing from by appending claims scope and spirit of the present utility model situation Under, various improvement, increase and replacement are possible.

Claims

1. a kind of pin connector, it includes insulating body, upper collets, upper end subgroup, lower collets, lower end subgroup, centre Ground strip and the metal shell being sheathed on the outside of insulating body, the insulating body is provided with spliced eye, and the upper collets are with Collets are assembled in forward insulating body, and the upper collets are molded in the subgroup of upper end, and the lower collets are molded into In the subgroup of lower end, the upper end subgroup and lower terminal group have respectively contact site and weld part to type, and the contact site prolongs forward Stretch out and enter after collets and lower collets spliced eye, the middle ground piece is located between upper end subgroup and lower end subgroup, The middle ground piece includes base portion and two lock catch arms extended forward from base portion or so two ends, and the lock catch arm has to be located to be inserted Connect the latch part in hole, it is characterised in that：The pin connector also include being clamped to collets or lower collets with A silica gel piece between base portion.

2. pin connector according to claim 1, it is characterised in that：The silica gel piece tends to neat with the rear end of base portion It is flat.

3. pin connector according to claim 1, it is characterised in that：The silica gel piece and upper collets, lower collets Front end tend to flushing.

4. pin connector according to claim 1, it is characterised in that：It is provided between the upper collets and lower collets The location hole for cooperating and locating dowel, the base portion is respectively equipped with the through hole passed through for locating dowel with silica gel piece.

5. pin connector according to claim 1, it is characterised in that：The metal shell is seamless tubular structure.

6. pin connector according to claim 1, it is characterised in that：The pin connector is USB Type-C plugs Adapter.

7. pin connector according to claim 1, it is characterised in that：The silica gel piece is molded in middle ground On one of piece, upper collets and lower collets.