Search

CN-224217783-U - Waterproof connector

CN224217783UCN 224217783 UCN224217783 UCN 224217783UCN-224217783-U

Abstract

The utility model discloses a waterproof connector, which comprises a metal shell and an insulator assembly wrapped by the metal shell, wherein a terminal assembly is arranged in the insulator assembly, the terminal assembly comprises an insertion part and a welding part, the insulator assembly comprises a first insulator, the first insulator is wrapped on the insertion part, a shielding piece is covered on the first insulator, through grooves for the first insulator to pass through are formed in two sides of the shielding piece, a plugging piece is arranged at one end, far away from the insertion part, of the first insulator, and the plugging piece and the insertion part are mutually perpendicular. The plugging piece is arranged, so that external water can be prevented from flowing into the welding part and the circuit board through a gap between the first insulator and the metal shell, and circuit short circuit is caused.

Inventors

  • SONG MENGJIN

Assignees

  • 东莞市意丰精密电子有限公司

Dates

Publication Date
20260508
Application Date
20250516

Claims (9)

  1. 1. The utility model provides a waterproof connector, its characterized in that includes metal casing (100) and insulator subassembly (200) by metal casing (100) parcel install terminal subassembly (300) in insulator subassembly (200), terminal subassembly (300) are including insert portion (310) and weld part (320), insulator subassembly (200) include first insulator (210), first insulator (210) parcel is on insert portion (310) first insulator (210) are covered and are had shield member (400) both sides are provided with logical groove (430) that supply first insulator (210) to pass first insulator (210) are kept away from the one end of insert portion (310) and are provided with shutoff piece (500), shutoff piece (500) and insert portion (310) mutually perpendicular setting.
  2. 2. The waterproof connector according to claim 1, wherein the first insulator (210) includes a wrapping portion (211) and a fixing portion (212), the wrapping portion (211) is wrapped around the insertion portion (310) by injection molding, the fixing portion (212) is located between the insertion portion (310) and the welding portion (320) and has a cross section larger than the wrapping portion (211), the blocking member (500) is tightly attached to a side of the fixing portion (212) away from the wrapping portion (211), and the blocking member (500) is made of an elastic material and has a cross section larger than the fixing portion (212).
  3. 3. The waterproof connector according to claim 2, wherein the shielding member (400) includes a shielding portion (410) and a connecting portion (420), the shielding portion (410) is covered on the wrapping portion (211), the connecting portion (420) is fixedly connected with the fixing portion (212) through interference fit, the shielding portion (410) includes a first shielding sheet (411) and a second shielding sheet (412) which are arranged in parallel, the first shielding sheet (411) and the second shielding sheet (412) are respectively covered on the top and the bottom of the wrapping portion (211), and the through slot (430) is located between the first shielding sheet (411) and the second shielding sheet (412).
  4. 4. A waterproof connector according to claim 3, characterized in that the fixing portion (212) is provided with a plurality of protruding portions (212 a), the protruding portions (212 a) being adapted to form an interference fit between the connecting portion (420) and the fixing portion (212) when the connecting portion (420) is in contact with the fixing portion (212).
  5. 5. The waterproof connector according to claim 1, characterized in that a waterproof jacket (600) is provided between the metal housing (100) and the first insulator (210), one end of the waterproof jacket (600) being clamped between the blocking member (500) and the metal housing (100).
  6. 6. The waterproof connector according to claim 5, wherein an opening (610) into which other connectors are inserted is formed at an end of the waterproof jacket (600) remote from the metal housing (100), and a sealing ring (620) is sleeved outside the opening (610).
  7. 7. The waterproof connector according to claim 1, wherein the insulator assembly (200) further comprises a second insulator (220), the second insulator (220) is wrapped around the welded portion (320), the blocking member (500) is located between the first insulator (210) and the second insulator (220), a pair of stopper portions (221) are protruded along both sides of an end of the second insulator (220) facing the first insulator (210), and the blocking member (500) is located between the stopper portions (221).
  8. 8. The waterproof connector according to claim 1, characterized in that a number of pins (110) are provided at the bottom of the metal housing (100).
  9. 9. The waterproof connector according to claim 2, wherein the terminal assembly (300) further comprises a middle spacer (330), the middle spacer (330) being partially covered by the wrapping (211), only the middle spacer (330) passing through the through slot (430).

Description

Waterproof connector Technical Field The utility model relates to the field of connectors, in particular to a waterproof connector. Background The existing electronic equipment adopting Universal Serial Bus (universal serial bus, abbreviated as USB) output ports has various use environments, has higher and higher requirements on the use environments, and can be safely used in severe environments with high humidity. Because the structure and the manufacturing process of the female socket (the socket RECEPTACLE) of the C-type USB connector are that the rubber core is assembled with the connecting pin (pin is a contact terminal) after being singly molded by injection. In the prior art, most insulating housing and socket body, the two mutually support and form USB female seat jointly, the female seat of A type USB connector in market is waterproof, and the security performance is lower, causes the potential safety hazard easily. Disclosure of utility model In order to solve the problems, the utility model provides a waterproof connector, which comprises a metal shell and an insulator assembly wrapped by the metal shell, wherein a terminal assembly is arranged in the insulator assembly, the terminal assembly comprises an insertion part and a welding part, the insulator assembly comprises a first insulator, the first insulator is wrapped on the insertion part, a shielding piece is covered on the first insulator, through grooves for the first insulator to pass through are formed in two sides of the shielding piece, a plugging piece is arranged at one end, far away from the insertion part, of the first insulator, and the plugging piece and the insertion part are mutually perpendicular. Further, the first insulator comprises a wrapping portion and a fixing portion, the wrapping portion is wrapped around the insertion portion through injection molding, the fixing portion is located between the insertion portion and the welding portion, the section of the fixing portion is larger than that of the wrapping portion, the plugging piece is clung to one side, far away from the wrapping portion, of the fixing portion, and the plugging piece is made of elastic materials and is larger than that of the fixing portion. Further, the shielding piece includes shielding portion and connecting portion, shielding portion covers on the parcel portion, connecting portion forms fixedly continuous with fixed part through interference fit, shielding portion includes parallel arrangement's first shielding piece and second shielding piece, first shielding piece and second shielding piece cover respectively the top and the bottom of parcel portion, logical groove is located between first shielding piece and the second shielding piece. Furthermore, the fixing part is provided with a plurality of protruding parts, and when the connecting part is contacted with the fixing part, the protruding parts are used for forming interference fit between the connecting part and the fixing part. Further, a waterproof sleeve is arranged between the metal shell and the first insulator, and one end of the waterproof sleeve is clamped between the plugging piece and the metal shell. Furthermore, an opening for inserting other connectors is formed at one end of the waterproof sleeve far away from the metal shell, and a sealing ring is sleeved outside the opening. Further, the insulator assembly further comprises a second insulator, the second insulator is wrapped on the welding portion, the plugging piece is located between the first insulator and the second insulator, two side edges of one end, facing the first insulator, of the second insulator extend out of the pair of limiting portions, and the plugging piece is located between the limiting portions. Further, a plurality of pins are arranged at the bottom of the metal shell. Compared with the prior art, the utility model has the beneficial effects that: The plugging piece is arranged at one end of the first insulator, which is far away from the insertion part, and the plugging piece is mutually perpendicular to the insertion part, so that the occurrence of a circuit caused by the fact that external water flows into the welding part and the circuit board through a gap between the first insulator and the metal shell can be avoided. Drawings In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are needed in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art. FIG. 1 is an exploded view of the overall structure of the present utility model; FIG. 2 is a schematic view of the structure of an insulator assembly of the present utility model; FIG. 3 is an exploded schematic