CN217281386U

CN217281386U - TypeC waterproof female socket with lead wire

Info

Publication number: CN217281386U
Application number: CN202221179693.1U
Authority: CN
Inventors: 张献
Original assignee: Dongguan Chenhao Technology Co Ltd
Current assignee: Dongguan Chenshuo Electronics Co.,Ltd.
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-08-23
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses a TypeC waterproof female socket with a lead wire, which belongs to the field of field electronic components and comprises a TypeC metal head, a lead wire and a plastic sealing shell; the lead comprises a metal wire and an insulating skin wrapped outside the metal wire, and the metal wire at the front end of the lead extends out of the insulating skin to be electrically connected with a metal contact at the rear end of the TypeC metal head; the plastic sealing shell wraps the metal contact at the rear end of the TypeC metal head and the insulating sheath at the front end of the lead, and a spot adhesive layer is arranged between the plastic sealing shell and the insulating sheath; compared with the prior art, the limitation that the TypeC female seat can only be installed at the edge of a PCB (printed Circuit Board) is removed through the lead, a point glue layer is arranged between the plastic sealing shell and the insulating skin, water is prevented from immersing the TypeC metal head from a gap between the reinforced plastic sealing shell and the lead insulating skin, the waterproof performance of the whole TypeC female seat is improved, and the waterproof requirement of IPX7 can be met.

Description

TypeC waterproof female socket with lead wire

Technical Field

The utility model belongs to the electronic component field specifically is a waterproof female seat of TypeC with lead wire.

Background

Waterproof USB sockets are often used in some waterproof devices, such as electric toothbrushes, shavers, etc. The USBtype C connector has wider and wider application due to high performance and the interface characteristic of supporting front and back blind plugging. In order to be used with USB type C data lines, it is a trend to adopt a USB type C interface structure as a female socket on the existing waterproof devices.

In order to meet the requirement of waterproof grade, the existing waterproof USB female socket usually has various waterproof structures at the front end of the female socket, for example, the prior art with patent number 202120357613.6; a USB type C vertical-plug waterproof female socket is disclosed; the shell is directly injected on the metal shell of the typec female socket, so that the front end of the typec female socket is sealed; but the rear end of the electric device is not provided with a waterproof structure, so that the electric device can only be directly welded on a PCB of the electric device; this requires that the typec female socket can only be installed at the edge of the PCB, which limits the placement and structure of the PCB inside the electric toothbrush and shaver.

Disclosure of Invention

To the weak point that exists in the above-mentioned technique, the utility model provides a waterproof female seat of type C with lead wire, the female seat rear end of type C is connected through lead wire and PCB electricity, has removed the restriction that the female seat of type C can only install at PCB flange edge through selecting lead wire length, has designed waterproof construction at the waterproof female seat rear end of type C simultaneously for whole female seat of type C can satisfy IPX 7's waterproof requirement.

In order to achieve the purpose, the utility model provides a TypeC waterproof female socket with lead wires, which comprises a TypeC metal head, wherein the front end of the TypeC metal head is used for being connected with an external TypeC male head in a plugging way, and the rear end of the TypeC metal head is provided with a metal contact; the lead wire and the plastic sealing shell are also included; the lead comprises a metal wire and an insulating sheath wrapped outside the metal wire, and the metal wire at the front end of the lead extends out of the insulating sheath to be electrically connected with the metal contact; the plastic sealed shell wraps the insulating sheath at the rear end of the TypeC metal head and the front end of the lead, and a spot glue layer is arranged between the plastic sealed shell and the insulating sheath.

Wherein, TypeC metal head rear end is equipped with two metal contact at least, and the lead wire includes anodal lead wire and negative pole lead wire, and anodal lead wire, negative pole lead wire's wire are connected with different metal contact electricity respectively.

Wherein, the metal wire of lead wire and the metal contact welding of TypeC metal head rear end.

The dispensing layer is located at the position 2-3mm away from the connecting position of the metal wire of the lead and the metal contact at the rear end of the TypeC metal head.

Wherein, the adhesive layer surrounds the insulating sheath of the lead at least for one circle.

The adhesive dispensing layer is formed by respectively melting adhesive solution with part of the plastic sealing shell and part of the insulating sheath.

Wherein, the plastic sealing shell is formed by injection molding.

Wherein the lead is an electronic wire.

Wherein, TypeC metal head front end still overlaps and is equipped with waterproof sealing washer, further improves waterproof performance.

Wherein, still be equipped with the slot that is used for with external structure fixed on the plastic seal shell.

The utility model has the advantages that: the utility model provides a TypeC waterproof female socket with lead wire, including the TypeC metal head, the front end of the TypeC metal head is used for being connected with the plug of the external TypeC male head, the rear end is provided with the metal contact; the lead wire and the plastic sealing shell are also included; the lead comprises a metal wire and an insulating sheath wrapped outside the metal wire, and the metal wire at the front end of the lead extends out of the insulating sheath to be electrically connected with the metal contact; the plastic sealing shell wraps the metal contact at the rear end of the TypeC metal head and the insulating sheath at the front end of the lead, and a spot adhesive layer is arranged between the plastic sealing shell and the insulating sheath;

compared with the prior art, the limitation that the TypeC female seat can only be installed at the edge of a PCB (printed Circuit Board) is removed through the lead, a spot glue layer is arranged between the plastic sealing shell and the insulating skin, the situation that water is immersed into a typeC metal head from a gap between the reinforced plastic sealing shell and the lead insulating skin is prevented, the waterproof performance of the whole TypeC female seat is improved, and the waterproof requirement of IPX7 can be met.

Drawings

FIG. 1 is a connection structure diagram of a TypeC metal head and a lead wire according to the present invention;

FIG. 2 is an overall structure diagram of the present invention;

fig. 3 is the utility model discloses a type C metal headgear establishes waterproof sealing ring structure chart.

The main element symbols are as follows:

1. a TypeC metal head;

2. a lead wire; 21. an insulating skin; 22 a wire;

3. a plastic sealing shell; 31. a trench;

4. a waterproof sealing ring; 5. dispensing the adhesive layer.

Detailed Description

In order to more clearly describe the present invention, the following description will be further made with reference to the accompanying drawings; obviously, the described embodiments are only some of the embodiments of the present invention, and not all of them; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As used herein, the terms "comprising," "including," "having," "containing," and the like are open-ended terms that mean including, but not limited to.

As used herein, "and/or" includes any and all combinations of the described things.

With respect to directional terminology used herein, for example: up, down, left, right, front or rear, etc., are referred to only in the direction of the attached drawings. Therefore, the directional terminology used is intended to be illustrative and not limiting.

As described in the background art, the rear end of the typec female socket in the prior art has no waterproof structure, so that the typec female socket can only be directly welded on a PCB of an electric device; this requires that the typec female socket can only be installed at the edge of the PCB, which limits the placement and structure of the PCB inside the electric toothbrush and shaver.

Based on this, the utility model provides a typeC waterproof female seat with lead wire, refer to fig. 1-3; the front end of the TypeC metal head 1 is used for being connected with an external TypeC male head in a plugging mode, and a metal contact is arranged at the rear end of the TypeC metal head 1; the lead wire 2 and the plastic sealing shell 3 are also included; the lead 2 comprises a metal wire 22 and an insulating sheath 21 wrapped outside the metal wire 22, and the metal wire 22 at the front end of the lead 2 extends out of the insulating sheath 21 to be electrically connected with the metal contact; the plastic sealing shell 3 wraps the metal contact at the rear end of the TypeC metal head 1 and the insulating sheath at the front end of the lead 2, and a spot glue layer 5 is arranged between the plastic sealing shell 3 and the insulating sheath 21.

Compared with the prior art, the limitation that the TypeC female seat can only be installed at the edge of a PCB (printed Circuit Board) is removed by arranging the lead 2, the spot gluing layer 5 is arranged between the plastic sealing shell 3 and the insulating skin 21, water is prevented from immersing the typeC metal head 1 from a gap between the reinforced plastic sealing shell 3 and the insulating skin 21 of the lead 2, the waterproof performance of the whole TypeC female seat is improved, and the waterproof requirement of IPX7 can be met.

In this embodiment, the plastic sealing case 3 is further provided with a groove 31, which facilitates the horizontal or vertical structure fixation of the plastic sealing case 3; wherein the groove 31 surrounds the plastic capsule 3.

According to the preferable scheme, the front end of the TypeC metal head is further sleeved with a waterproof sealing ring 4, and the waterproof performance is further improved.

The utility model discloses the waterproof female seat of TypeC manufacturing process with lead wire 2 is as follows:

step 1: respectively welding the positive electronic wire and the negative electronic wire on different metal contacts at the rear end of the TypeC metal head 1;

the lead 2 is an electronic wire, and the insulating skin 21 of the electronic wire is made of PVC material, rubber material or elastic insulating material synthesized by PVC and rubber; and the insulating sheath 21 has a certain thickness.

Wherein, the length of the electronic wire is cut in advance before welding according to the requirement.

Step 2: coating the electronic wire insulation skin 21 with glue solution for at least one circle; the smearing position is positioned at the insulating sheath 21 with the exposed end of the electronic wire 22 being 2-3 mm; after the glue solution is applied, the glue solution is melted with the insulating skin 21.

And step 3: the front end of the TypeC metal head 1 is connected through a mould strip, the position of the TypeC metal head 1 is fixed, and then a plastic sealing shell 3 is wrapped on an insulating outer skin at the rear end of the TypeC metal head 1 and the front end of the lead 2 through injection molding; at this time, the glue solution on the insulating layer 21 will also melt with the plastic sealing shell 3; thereby forming the spot gluing layer 5.

Wherein, the electronic wire insulation sheath 21 should be injection molded within one day after being coated with the glue solution to ensure that the glue solution can be melted with the plastic sealing shell 3.

After the die strip is connected with the front end of the TypeC metal head 1, the position of the plastic sealing shell 3 wrapping the TypeC metal head 1 during injection molding can be controlled by adjusting the position of the TypeC metal head 1, and the length of the plastic sealing shell 3 exposed at the front end of the TypeC metal head 1 can be controlled; the exposed length of the front end of a common TypeC metal head 1 can be 2.0mm and 4.5 mm.

The utility model has the advantages that:

1. the limitation that the TypeC female seat can only be installed at the PCB flange edge is removed through setting up the lead wire, is equipped with the point glue film simultaneously between plastic sealed shell and insulating skin, prevents that water from impregnating the typeC metal head from the clearance between reinforcing plastic sealed shell and the insulating skin of lead wire, improves the waterproof performance of whole TypeC female seat, can satisfy IPX 7's waterproof requirement.

2. The length of the lead is finished by pre-cutting according to needs before welding, and the length can be selected by self.

3. In the prior art, the front ends of TypeC metal heads have different exposed lengths and correspond to different production dies, so that the cost is high; the position of plastic seal shell parcel typeC metal head during position control injection moulding through adjustment typeC metal head in this application, just also can control the length that typeC metal head front end exposes the plastic seal shell outward, need not many sets of production mould.

The above disclosure is only for a few specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.

Claims

1. A TypeC waterproof female socket with a lead comprises a TypeC metal head, wherein the front end of the TypeC metal head is used for being connected with an external TypeC male head in a plugging mode, and a metal contact is arranged at the rear end of the TypeC metal head;

it is characterized by also comprising a lead and a plastic sealing shell; the lead comprises a metal wire and an insulating sheath wrapped outside the metal wire, and the metal wire at the front end of the lead extends out of the insulating sheath to be electrically connected with the metal contact; the plastic sealed shell wraps the insulating sheath at the rear end of the TypeC metal head and the front end of the lead, and a spot glue layer is arranged between the plastic sealed shell and the insulating sheath.

2. The TypeC waterproof female socket with the lead according to claim 1, wherein the rear end of the TypeC metal head is provided with at least two metal contacts, the lead comprises a positive lead and a negative lead, and the metal wires of the positive lead and the negative lead are respectively and electrically connected with different metal contacts.

3. The TypeC waterproof female socket with lead of claim 1, wherein the wire of the lead is welded with the metal contact at the back end of the TypeC metal head.

4. The TypeC waterproof female socket with leads according to claim 1, wherein the glue dispensing layer is formed by melting a glue solution with a part of the plastic sealing shell and a part of the insulating sheath respectively.

5. The TypeC waterproof female socket with the lead according to claim 4, wherein the dispensing layer is located 2-3mm away from the connecting position of the metal wire of the lead and the metal contact at the rear end of the TypeC metal head.

6. TypeC waterproof female socket with leads according to claim 4, wherein the dispensing layer surrounds the insulating sheath of the leads at least one turn.

7. The TypeC waterproof female socket with lead of claim 1, wherein the plastic sealing case is injection molded.

8. The TypeC waterproof female mount with lead of claim 1, wherein lead is an electronic wire.

9. The TypeC waterproof female socket with the lead according to claim 1, wherein a waterproof sealing ring is further sleeved at the front end of the TypeC metal head.

10. The TypeC waterproof female socket with leads according to claim 1, wherein the plastic sealing shell is further provided with a groove for fixing with an external structure.