CN207353557U

CN207353557U - Water-proof connector

Info

Publication number: CN207353557U
Application number: CN201720912724.2U
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: 2017-07-26
Filing date: 2017-07-26
Publication date: 2018-05-11
Anticipated expiration: 2027-07-26

Abstract

It the utility model is related to a kind of water-proof connector, it includes insulating body, conducting terminal, metal shell and insulation crust, the insulating body includes base portion and the docking hyoplastron extended forward from base portion, the conducting terminal is equipped with the contact site being arranged on docking hyoplastron and the weld part for extending insulating body, the metal shell is equipped with spliced eye, the docking hyoplastron is located in spliced eye, the insulation crust is molded on the outside of metal shell, the water-proof connector further includes the annular inner waterproofing packing ring on metal shell, the inner waterproofing packing ring is compressed between metal shell and insulation crust, fill the gap of metal shell and insulation crust, realize the function of waterproof, prevent liquid from entering from metal shell gap inside water-proof connector or on circuit board.

Description

Water-proof connector

Technical field

It the utility model is related to a kind of water-proof connector.

Background technology

With the issue of newest USB Type-C interface standards, more and more electronic products gradually adopt USB Type-C Interface, carries out the transmission of data, power supply, and may be referred to Chinese invention patent with the relevant prior art of this case discloses the A kind of electric connector of No. CN104779474U exposure, to weld on circuit boards, it includes metal shell and terminal module Combination, terminal module, which combines, includes the middle masking module with shield of upper and lower end submodule group and clamping therebetween, and three Vertically stack assembly forms terminal base to person together, and the front end of middle masking module forms docking hyoplastron, upper and lower terminal Module is embedded with conducting terminal, and the contact site of conducting terminal is arranged on docking hyoplastron, and metal shell is sheathed on outside terminal base Side, since upper and lower end submodule group is together with middle masking module vertically stack assembly, there are gap, gold between any two Belong between shell and terminal base there is also gap, cause the waterproof effect of electric connector poor.

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

Utility model content

There is the water-proof connector of interior waterproof the purpose of this utility model is to provide a kind of.

To realize object defined above, the utility model adopts the following technical solution：A kind of water-proof connector, it includes insulation originally Body, conducting terminal, metal shell and insulation crust, the insulating body include base portion and the docking tongue extended forward from base portion Plate, the conducting terminal are equipped with the contact site being arranged on docking hyoplastron and the weld part for extending insulating body, the metal Housing is equipped with spliced eye, and the docking hyoplastron is located in spliced eye, and the insulation crust is molded on the outside of metal shell, institute State water-proof connector and further include the annular inner waterproofing packing ring on metal shell, the inner waterproofing packing ring is compressed in metal-back Between body and insulation crust.

As further improvement of the utility model, the inner waterproofing packing ring is close to metal shell front end.

As further improvement of the utility model, the insulation crust forward extends out metal shell.

As further improvement of the utility model, the water-proof connector further includes the ring being sheathed on the outside of insulation crust The outer waterproof washer of shape, outer waterproof washer is close to insulation crust front end.

As further improvement of the utility model, the insulation crust lateral surface is equipped with the annular for positioning outer waterproof washer Recess.

As further improvement of the utility model, the water-proof connector include two water-proof connector terminal modules, absolutely Partition in edge body and metal, each terminal module include preceding collets and are insert molded in conductive described in the row on preceding collets Terminal, the middle partition are clamped between the preceding collets between two-terminal module, and lock is equipped with left and right sides of the middle partition Groove is detained, the insulator injection molding is in two-terminal module and interval on piece, described in the insulator and preceding collets form Insulating body.

As further improvement of the utility model, the water-proof connector, which further includes, is molded over preceding collets rear end face simultaneously And the inner waterproofing block being bonded together with metal shell madial wall, the gap of collets and middle partition and metal shell before filling.

As further improvement of the utility model, the inner waterproofing block is formed by liquid glue dispensing.

As further improvement of the utility model, the metal shell stretches out preceding collets, the inner waterproofing block backward In metal shell.

As further improvement of the utility model, the metal shell is concordant with the rear end of inner waterproofing block.

The utility model water-proof connector further includes the annular inner waterproofing packing ring being sheathed on metal shell, the inner waterproofing Packing ring is compressed between metal shell and insulation crust, realizes the function of waterproof, prevents liquid from entering waterproof from metal shell Inside connector or on circuit board.

Brief description of the drawings

Fig. 1 is the schematic perspective view of the utility model water-proof connector and circuit board.

Fig. 2 is the schematic perspective view of the utility model water-proof connector.

Fig. 3 is the schematic perspective view of the utility model water-proof connector, insulation crust and outer water proof ring and other parts point Leave.

Fig. 4 is the inner side schematic diagram of the utility model water-proof connector.

Fig. 5 is the three-dimensional exploded view of the utility model water-proof connector.

Embodiment

Refering to shown in Fig. 1 to Fig. 5, the utility model water-proof connector 100 is USB Type-C type socket connectors, to Butt connector is supplied on circuit board 200（It is not shown）Grafting, it includes partition 20, metal in two-terminal module, metal Inner casing 30, insulator 40, metal shell 50, inner waterproofing block 60, metal reinforcement strip 70, inner waterproofing packing ring 81, outer waterproof washer 82 And insulation crust 90.

Together, middle partition 20 is clamped between the two-terminal module two-terminal module stacked on top, and three forms one Terminal pedestal.

Each terminal module include preceding collets 11, the rear collets 12 positioned at preceding 11 rear of collets and be insert molded in Preceding collets 11 and row's conducting terminal 13 on rear collets 12, conducting terminal 13, which has, is arranged in preceding 11 upper surface of collets Or lower surface contact site 131, be embedded in preceding collets 11 and two fixed parts 132 in rear collets 12, be connected two fixed parts 132 connecting portion 133 and the weld part 134 for extending rear collets 12.

Middle partition 20 is horizontal positioned, has body sheet 21, the autonomous agent piece 21 or so being clamped between the two-terminal module The fixinig plate 23 that the left and right sides for 21 rear end of the first afterbody 22 and main body that both ends extend back extends downwards vertically, main body 21 left and right edges of piece have lock groove 211, are locked together to the grip tab with butt connector.Body sheet 21 has shape The punching hole 212 left into fixinig plate 23.

Inner metal shell 30 is front and rear hollow rectangular configuration, is sheathed on the preceding collets 11 of two-terminal module.

Insulator 40 is molded on two-terminal module, middle partition 20 and inner metal shell 30.Insulator 40 and preceding insulation Block 11, rear collets 12 form insulating body, and insulating body includes base portion 41 and the docking hyoplastron 42 protruded out forward from base portion 41, Docking hyoplastron 42 is front and rear two-part, and the thickness and width of leading portion are less than back segment, and inner metal shell 30 is located at back segment docking hyoplastron 42 On, and exposed to docking 42 upper and lower surface of hyoplastron, the contact site 131 of conducting terminal 13 is arranged in the upper following table of docking hyoplastron 42 Face.

Metal shell 50 is front and rear hollow pipe structure, it includes main part 51 and main body 51 extends back and receives The contraction flow region 52 of contracting, main part 51 are equipped with spliced eye 511, are plugged with for butt connector, and docking hyoplastron 42 is located at spliced eye In 511, contraction flow region 52 extends rearward beyond preceding collets 11.

Inner waterproofing block 60 is made of liquid glue dispensing, before being molded on 11 rear end face of collets, collets before being filled with two 11 with the gap of middle partition 20, inner waterproofing block 60 is also at the same time in 50 contraction flow region 52 of metal shell, the inner side with contraction flow region 52 Wall bonds, and is filled with the gap of collets 11 and metal shell 50 before two, prevents aqueous vapor from entering circuit board 200 out of spliced eye 51 On, realize interior waterproof function.The rear end face of inner waterproofing block 60 and contraction flow region 52 tends to be coplanar.

Reinforced sheet 70 include level board 71 and from 71 left and right ends of level board downwards, two second afterbodys 72 that extend back, Level board 71 is laser welded with 50 top surface of metal shell, and the second afterbody 72 is located at the middle top of 20 first afterbody of partition 22, Both are stacked, and with the through hole 220,720 being mutually aligned.

Inner waterproofing packing ring 81 is sheathed on 50 main part of metal shell, 51 outer surface.It is outer that outer waterproof washer 82 is sheathed on insulation 90 outer surface of shell, and close to 90 front end of insulation crust, to eliminate the gap of water-proof connector 100 and panel sectional hole, Realize the function of waterproof.90 lateral surface of insulation crust is equipped with the annular recess 93 for positioning outer waterproof washer 82.

Insulation crust 90 is molded in metal shell 50 and the outside of reinforced sheet 70, and inner waterproofing packing ring 81 is squeezed in metal-back Between body 50 and insulation crust 90, their gap is filled, realizes the function of waterproof, it is anti-to prevent that liquid from entering from metal shell 50 On the inside of water connector 100 or circuit board 200, the fixinig plate 23 of middle partition 20 extends downwardly insulation crust 90, to be fixed on On circuit board 200,90 left and right ends of insulation crust be equipped with extend back to downwards against the convex portion on circuit board 200 91, first, second afterbody 22,72 is embedded in convex portion 91, and the first afterbody 22 is also exposed to 91 lower surface of convex portion, to circuit 200 grounding connection of plate, convex portion 91 also sets the mounting hole 92 to align with through hole 220,720, easy to pass through bolt（It is not shown）It is fixed On circuit board 200.

Although being example purpose, the preferred embodiment of the 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 improvements, additions and substitutions are possible.

Claims

1. a kind of water-proof connector, it includes insulating body, conducting terminal, metal shell and insulation crust, the insulating body The docking hyoplastron extended forward including base portion and from base portion, the conducting terminal be equipped be arranged in docking hyoplastron on contact site and Extend the weld part of insulating body, the metal shell is equipped with spliced eye, and the docking hyoplastron is located in spliced eye, described exhausted Edge shell is molded on the outside of metal shell, it is characterised in that：The water-proof connector is further included on metal shell Annular inner waterproofing packing ring, the inner waterproofing packing ring are compressed between metal shell and shell.

2. water-proof connector according to claim 1, it is characterised in that：The inner waterproofing packing ring is close to before metal shell End.

3. water-proof connector according to claim 1, it is characterised in that：The insulation crust forward extends out metal shell.

4. water-proof connector according to claim 1, it is characterised in that：The water-proof connector, which further includes, is sheathed on insulation The outer waterproof washer of annular of outer side, outer waterproof washer is close to insulation crust front end.

5. water-proof connector according to claim 1, it is characterised in that：It is outer anti-that the insulation crust lateral surface is equipped with positioning The annular recess of water cushion circle.

6. water-proof connector according to claim 1, it is characterised in that：The water-proof connector includes two water-proof connectors Partition in terminal module, insulator and metal, each terminal module include preceding collets and are insert molded on preceding collets Conducting terminal described in one row, the middle partition are clamped between the preceding collets between two-terminal module, and the middle partition is left Right both sides are equipped with lock groove, the insulator injection molding in two-terminal module and interval on piece, the insulator with it is preceding exhausted Edge block forms the insulating body.

7. water-proof connector according to claim 6, it is characterised in that：The water-proof connector further include be molded over before absolutely Edge block rear end face and the inner waterproofing block being bonded together with metal shell madial wall, collets and middle partition and metal before filling The gap of housing.

8. water-proof connector according to claim 7, it is characterised in that：The inner waterproofing block is formed by liquid glue dispensing.

9. water-proof connector according to claim 7, it is characterised in that：The metal shell stretches out preceding collets backward, The inner waterproofing block is located in metal shell.

10. water-proof connector according to claim 7, it is characterised in that：The rear end of the metal shell and inner waterproofing block Concordantly.