CN208423299U

CN208423299U - Water-proof connector

Info

Publication number: CN208423299U
Application number: CN201821027997.XU
Authority: CN
Inventors: 陆元成; 范俊
Original assignee: Qidong Qianshuo Electronic Co Ltd
Current assignee: Qidong Qianshuo Electronic Co Ltd
Priority date: 2018-06-29
Filing date: 2018-06-29
Publication date: 2019-01-22
Anticipated expiration: 2028-06-29

Abstract

The utility model discloses a kind of water-proof connector, it includes insulating body, several conductive terminals, metal shell and flexible seal ring, the conductive terminal is contained in insulating body, shown metal shell is coated on the outside of insulating body, the metal shell is equipped with spliced eye, the sealing ring is molded in metal shell leading edge periphery, the insulating body further includes the ring plastic cement circle for being fixed on metal shell periphery, the sealing ring rear end combines with plastic tube, it prevents to overflow in sealing ring forming process and generate flash, improves the appearance of water-proof connector.

Description

Water-proof connector

Technical field

The utility model relates to a kind of water-proof connector more particularly to a kind of water-proof connectors with sealing ring.

Background technique

Waterproof of the existing electronic product at electric connector position is generally configured in the interface periphery one of electric connector Body formed silica gel sealing ring, after electric connector assembling to electronic product, by sealing ring extruding, realize electric connector The waterproof in gap between electronic product casing.But it is easy to overflow and generate at back-end location in sealing ring forming process The presence of flash, flash will lead to the waste of silica gel material, also affect the appearance of electric connector, reduce the yield of product, Increase production cost.

Thus, it is necessary to design the new water-proof 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 water-proof connector for preventing sealing ring from generating flash.

To realize foregoing purpose, the utility model adopts the following technical solution: a kind of water-proof connector comprising insulation is originally Body, several conductive terminals, metal shell and flexible seal ring, the conductive terminal are contained in insulating body, shown metal-back Body is coated on the outside of insulating body, and the metal shell is equipped with spliced eye, and the sealing ring is molded in metal shell leading edge Periphery, the insulating body further include the ring plastic cement circle for being fixed on metal shell periphery, the sealing ring rear end and plastic tube In conjunction with.

Further to improve, the plastic tube stops forward sealing ring.

Further to improve, the sealing ring is coplanar with the peripheral surface of plastic tube.

Further to improve, the sealing ring is also forwardly convex in metal shell leading edge.

Further to improve, the sealing ring uses liquid silica gel injection molding, and together with plastic tube bonding.

Further to improve, the plastic tube is overmolded on metal shell.

Further to improve, the insulating body includes the first noumenon and the second ontology, the first noumenon injection molding In forming the first mould group in conductive terminal, second ontology, which is molded in the first mould group, forms the second mould group.

Further to improve, the water-proof connector further includes being insert molded the partition in the intracorporal metal of first, institute State the hyoplastron that insulating body includes main part and extends forward from main part, hyoplastron two sides are equipped with lock recess, it is described in Partition protrudes into lock recess, and the conductive terminal has the contact portion for being arranged in hyoplastron upper and lower surface and extends insulating body Welding foot.

Further to improve, the water-proof connector further includes downward covering in the metal shell on metal shell, described Metal shell includes preceding latter linked preceding fixinig plate and rear fixinig plate, and the preceding fixinig plate left and right ends are equipped with fixation hole, described Fixinig plate left and right ends are equipped with the welding piece for bending downward extension afterwards.

Further to improve, the metal shell is using the gapless structure for being drawn drawing and forming, the metal shell packet Roof, bottom wall and two sidewalls are included, the preceding fixinig plate and rear fixinig plate also laser welding are on roof.

The insulating body of the utility model water-proof connector further includes the ring plastic cement circle set on metal shell periphery, described Sealing ring rear end bonds together with plastic tube, prevents sealing ring to overflow at back-end location in forming process, prevents Flash avoids waste of material, improves the appearance of water-proof connector, reduces the yield of product, increases production cost.

Detailed description of the invention

Fig. 1 is the perspective view of the utility model water-proof connector.

Fig. 2 is the stereogram exploded view of the utility model water-proof connector.

Fig. 3 is the stereoscopic schematic diagram of the first mould group of the utility model water-proof connector.

Fig. 4 is the stereoscopic schematic diagram of the second mould group of the utility model water-proof connector.

Fig. 5 is stereoscopic schematic diagram of the metal shell of the utility model water-proof connector in conjunction with plastic tube, sealing ring.

Fig. 6 is the side view of Fig. 5.

Fig. 7 is the cross-sectional view of Fig. 5.

Fig. 8 is the stereoscopic schematic diagram of the metal shell of the utility model water-proof connector.

Fig. 9 is the side view of the metal shell of the utility model water-proof connector.

Specific embodiment

Shown in please referring to Fig.1 to Fig.4, the utility model socket water-proof connector 100 is a kind of USB Type-C socket company Device is connect, there is positive and negative plugging function, to be welded on circuit board (not shown), is docked for a docking connector is (not shown), Including partition 30, metal shell 40, ring plastic cement circle 50, flexible seal ring in insulating body 10, several conductive terminals 20, metal 60 and metal shell 70.

Insulating body 10 includes main part 11 and the horizontal hyoplastron 12 protruded out forward from main part 11,12 left and right sides of hyoplastron Equipped with lock recess 120.Insulating body 10 is gone back while including the first noumenon 13 and the second ontology 14,13 injection molding of the first noumenon In in conductive terminal 20 and middle partition 30, forming the first mould group 130, the second ontology 14 is molded in the formation of the first mould group 130 Second mould group 140.First mould group 130 is semi-finished product, and the second mould group 140 is finished product.

Each conductive terminal 20 includes contact portion 21 and welding foot 22, and conductive terminal 20 is set as two rows of, wherein a row leads The contact portion 21 of electric terminal 20 is arranged in 12 upper surface of hyoplastron, and the contact portion 21 of another row's conductive terminal 20 is arranged under hyoplastron 12 The welding foot 22 on surface, two rows of conductive terminals 20 extends back insulating body 10, is arranged in a row in same level.

Middle partition 30 is set as two-part construction spaced apart, and middle 30 two sides of partition protrude into 12 lock recess 120 of hyoplastron, For latching with docking connector, middle 30 rear end of partition is equipped with the connecting pin 32 for bending downward extension, for being welded in circuit board On, realize the ground connection of middle partition 30.

Also referring to shown in Fig. 5 to Fig. 7, metal shell 40 is the gapless structure for being drawn drawing and forming, the second mould group 140 are assembled in metal shell 40.Metal shell 40 includes roof 41, bottom wall 42, two sidewalls 43 and is located at roof 41, bottom wall 42 Spliced eye 45 between two sidewalls 43, spliced eye 45 are used for for docking connector grafting, and the hyoplastron 12 of insulating body 10 is located at In spliced eye 45.

Plastic tube 50 is overmolded in the periphery of metal shell 40, and 40 leading edge of metal shell is forwardly convex in plastic tube 50, In other embodiments, plastic tube 50 can be sheathed on metal shell 40.

Sealing ring 60 be annular, using liquid silica gel injection molding (LIM) in the up-front periphery of metal shell 40, and with modeling Cushion rubber bonds together, and 60 front end of sealing ring is forwardly convex in 40 leading edge of metal shell, and plastic tube 50 stops forward sealing ring 60, And it is incorporated into 60 rear end face of sealing ring (can certainly could simply rest against on sealing ring), prevent sealing ring 60 in forming process It is overflowed at back-end location, prevents flash, avoid the waste of silica gel material, improve the appearance of water-proof connector 100, dropped The low yield of product, increases production cost.Sealing ring 60 is coplanar with the peripheral surface of plastic tube 50, further improves anti- The appearance of water connector 100.

Also referring to shown in Fig. 8 to Fig. 9, metal shell 70 is covered downwards on metal shell 40, for connecting waterproof It connects device 100 to be fixed on circuit board, metal shell 70 is also located at the rear of plastic tube 50, and metal shell 70 includes preceding latter linked Preceding fixinig plate 71 and rear fixinig plate 72, preceding fixinig plate 71 are higher than rear fixinig plate 72, the middle part of preceding fixinig plate 71 and rear fixinig plate 72 Laser welding is in 40 roof of metal shell, 41 upper surface.Preceding 71 left and right ends of fixinig plate are equipped with fixation hole 710, for for screw (not shown) is passed down through fixation hole 710, and preceding 71 left and right ends of fixinig plate are fixed on circuit board.Fixinig plate 72 or so two afterwards End is equipped with the welding piece 720 for bending downward extension, corresponds in welding hole for being welded in circuit board.

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 water-proof connector comprising insulating body, several conductive terminals, metal shell and flexible seal ring, it is described to lead Electric terminal is contained in insulating body, and shown metal shell is coated on the outside of insulating body, and the metal shell is equipped with spliced eye, The sealing ring is molded in metal shell leading edge periphery, it is characterised in that: the insulating body further includes being fixed on metal The ring plastic cement circle of closure periphery, the sealing ring rear end is in conjunction with plastic tube.

2. water-proof connector according to claim 1, it is characterised in that: the plastic tube stops forward sealing ring.

3. water-proof connector according to claim 1, it is characterised in that: the peripheral surface of the sealing ring and plastic tube is total Face.

4. water-proof connector according to claim 1, it is characterised in that: the sealing ring is also forwardly convex in metal shell Leading edge.

5. water-proof connector according to claim 1, it is characterised in that: the sealing ring is molded into using liquid silica gel Type, and together with plastic tube bonding.

6. water-proof connector according to claim 1, it is characterised in that: the plastic tube is overmolded in metal shell On.

7. water-proof connector according to claim 1, it is characterised in that: the insulating body includes the first noumenon and second Ontology, the first noumenon, which is molded in conductive terminal, forms the first mould group, and second ontology is molded in first The second mould group is formed in mould group.

8. water-proof connector according to claim 7, it is characterised in that: the water-proof connector further include be insert molded in Partition in the intracorporal metal of first, the insulating body include main part and the hyoplastron that extends forward from main part, the tongue Plate two sides are equipped with lock recess, and the middle partition protrudes into lock recess, and the conductive terminal, which has, is arranged in following table on hyoplastron The contact portion in face and the welding foot for extending insulating body.

9. water-proof connector according to claim 1, it is characterised in that: the water-proof connector further include it is downward cover in Metal shell on metal shell, the metal shell include preceding latter linked preceding fixinig plate and rear fixinig plate, are fixed before described Piece left and right ends are equipped with fixation hole, and the rear fixinig plate left and right ends are equipped with the welding piece for bending downward extension.

10. water-proof connector according to claim 9, it is characterised in that: the metal shell uses and is drawn drawing and forming Gapless structure, the metal shell includes roof, bottom wall and two sidewalls, the preceding fixinig plate and rear fixinig plate also Laser Welding It is connected on roof.