CN216120923U

CN216120923U - Type-C connector and mobile terminal

Info

Publication number: CN216120923U
Application number: CN202122606702.2U
Authority: CN
Inventors: 李再先
Original assignee: Dongguan Letcon Electronic Co ltd
Current assignee: Dongguan Letcon Electronic Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-03-22
Anticipated expiration: 2031-10-27

Abstract

The utility model is suitable for the field of connectors, and provides a Type-C connector which comprises a shell structure and a terminal assembly, wherein the shell structure comprises a main shell and a fixed shell, the fixed shell is sleeved outside the main shell, the terminal assembly is arranged in the main shell, the main shell is provided with a first end and a second end which are opposite, the first end of the main shell is an insertion end for a plug to extend into, the second end of the main shell is provided with an over-insertion prevention structure for preventing the plug from being excessively inserted, the over-insertion prevention structure comprises a stop bottom wall integrally formed at the second end of the main shell, the stop bottom wall is provided with a through hole for the terminal assembly to pass through, and the edge of the through hole is integrally formed with an inner flanging annular wall which extends towards the first end and can be sleeved by the plug. The utility model also provides the mobile terminal. The Type-C connector and the mobile terminal provided by the utility model can prevent over-insertion and effectively prevent water, and occupy small space.

Description

Type-C connector and mobile terminal

Technical Field

The utility model belongs to the field of connectors, and particularly relates to a Type-C connector and a mobile terminal.

Background

The connector is an important bridge for realizing connection between the inside and the outside of the terminal, and is widely applied to terminals such as computers, mobile phones and charging devices. In the prior art, the connector has a large overall dimension, occupies too much space, brings inconvenience to the design of a terminal, is not beneficial to miniaturization of devices, and also has the problems of unstable waterproof performance, and easy excessive or incomplete plugging when being used for being connected with a plug. On the other hand, as the user experience demands are higher and higher, the demand for sophisticated products is also greatly increased, and the market demand for small, smart and waterproof Type-C connectors is becoming more urgent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a Type-C connector which can prevent excessive plugging, is effectively waterproof and occupies a small space.

The technical scheme of the utility model is as follows: the utility model provides a Type-C connector, includes shell structure, terminal subassembly, shell structure includes the main casing body and fixed casing, fixed casing cover in the main casing body outside, the terminal subassembly set up in the main casing body, the main casing body has relative first end and second end, the first end of the main casing body inserts the end for being used for supplying the plug to stretch into, the second end department of the main casing body has and is used for preventing that the plug excessively inserts the structure of crossing, prevent that to cross to insert the structure include integrated into one piece in the backstop diapire of the second end department of the main casing body, the backstop diapire has and is used for supplying the perforation that the terminal subassembly passed, fenestrate edge integrated into one piece has to first end direction extends and can supply the interior turn-ups annular wall that the plug cup jointed.

As a further improvement of the technical solution, the terminal assembly includes an insulating core and a contact terminal, the insulating core is sleeved on the inner side of the inner flanged annular wall, the contact terminal is embedded in the insulating core, the front end of the contact terminal is a contact end, the rear end of the contact terminal is a welding end, the contact end is at least partially exposed out of the insulating core, and the welding end extends out of the through hole.

As a further improvement of the technical scheme, the insulating core is a plastic part, and a reinforcing sheet is embedded in the insulating core.

As a further improvement of the technical scheme, two sides of the reinforcing sheet protrude out of the insulating core to form a hanging structure.

As a further improvement of this technical scheme, fixed casing is including cup jointing the shell and fixed protruding edge, cup joint the shell cover in the main casing body and be close to in the second end, fixed protruding edge integrated into one piece in the periphery wall of cup jointing the shell, fixed protruding edge parallel and level in the second end.

As a further improvement of the technical scheme, the fixing convex edge is provided with a connecting hole or/and a welding position.

As a further improvement of the technical scheme, the sleeving shell is provided with a plurality of spot welding hole positions for spot welding connection with the main shell.

As a further improvement of the technical scheme, a tail sealing adhesive is arranged at the second end of the main shell, and the tail sealing adhesive covers the tail of the insulating core and is connected with the main shell.

As a further improvement of the technical scheme, the main shell is made of iron; and/or the fixed shell is made of iron.

The utility model also provides a mobile terminal which comprises a mobile terminal body, wherein the Type-C connector is adopted by the mobile terminal.

According to the Type-C connector and the mobile terminal provided by the utility model, the fixed shell sleeved on the outer side of the main shell is used for ensuring that the Type-C connector has enough external force resistance; the anti-over-plugging structure arranged on the main shell can prevent over-plugging with the plug, effectively protect the Type-C connector, increase the plugging force, avoid damage, prolong the service life and have a simple structure; the Type-C connector is small and exquisite, occupies a small space and leaves more design space for the terminal; the tail part of the insulating core is covered with the tail part sealing glue connected with the main shell, and the insulating core is supported, so that the insulating core is more firmly connected with the shell structure, and the waterproof performance of the Type-C connector is enhanced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective assembly view of a Type-C connector provided by an embodiment of the present invention;

FIG. 2 is an assembled perspective view of another perspective of a Type-C connector according to embodiments of the present invention;

FIG. 3 is a front view of a Type-C connector provided by an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an exploded perspective view of a Type-C connector according to an embodiment of the present invention.

Reference numbers in the figures:

1-shell structure, 11-main shell, 12-fixed shell, 111-first end, 112-second end, 113-inward flanged annular wall, 114-over-insertion prevention structure, 121-sleeved shell, 122-fixed convex edge, 123-connecting hole, 1211-spot welding hole site;

2-terminal assembly, 21-contact terminal, 22-insulating core;

3-reinforcing sheet, 31-hanging structure; 4-tail sealing glue.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It should be noted that the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, directly disposed or connected, or indirectly disposed or connected through intervening elements or intervening structures.

In addition, in the embodiments of the present invention, if there are terms of orientation or positional relationship indicated by "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., it is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the structure, feature, device or element referred to must have a specific orientation or positional relationship, nor must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The various features and embodiments described in the embodiments may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and in order to avoid unnecessary repetition, various possible combinations of features/embodiments in the present invention will not be described in detail.

As shown in fig. 1 to 5, an embodiment of the present invention provides a Type-C connector, including a housing structure 1 and a terminal assembly 2, the housing structure 1 comprises a main housing 11 and a fixed housing 12, the fixed housing 12 is sleeved outside the main housing 11, the terminal assembly 2 is disposed within the main housing 11, the main housing 11 having opposite first and

second ends

111 and 112, the first end 111 of the main housing 11 is an insertion end for inserting a plug, the second end 112 of the main housing 11 has an over-insertion prevention structure 114 for preventing over-insertion of the plug, the over-insertion prevention structure 114 includes a stopper bottom wall integrally formed at the second end 112 of the main housing 11, the bottom wall of the stopper has a through hole for the terminal assembly 2 to pass through, and the edge of the through hole is integrally formed with an inner flanged annular wall 113 extending toward the first end 111 and adapted to be sleeved by a plug. As an alternative embodiment, the fixed shell 12 sleeved outside the main shell 11 improves the overall stability of the Type-C connector and ensures sufficient external force resistance; the stop bottom wall of the main shell 11 is arranged to be abutted to a plug in a plugging time phase, so that the plugging in place is ensured, excessive plugging with the plug can be prevented, a Type-C connector is effectively protected, the plugging force is increased, the damage is not easy to occur, the service life is longer, and the structure is simple; the Type-C connector is small and exquisite, occupies a small space, leaves more design space for the terminal, and meets market requirements.

Further, the terminal assembly 2 includes an insulating core 22 and a contact terminal 21, the insulating core 22 is sleeved on the inner side of the inner flanged annular wall 113, the contact terminal 21 is embedded in the insulating core 22, the front end of the contact terminal 21 is a contact end, the rear end of the contact terminal 21 is a welding end, the contact end is at least partially exposed out of the insulating core 22, and the welding end extends out of the through hole. Specifically, when the plug is plugged, the outer side of the inner flanged annular wall 113 is used for being attached to the plug, and the inner side of the inner flanged annular wall 113 is used for being attached to the insulating core 22, so that the integral structure is more compact, small and exquisite.

Further, the insulating core 22 is a plastic part, and a reinforcing sheet 3 is further embedded in the insulating core 22. Further, the two sides of the reinforcing sheet 3 protrude from the insulating core 22 to form a hanging structure 31. As an alternative embodiment, the contact terminals 21 are disposed on two sides of the insulating core 22, the reinforcing pieces 3 are embedded in the insulating core 22, and the reinforcing pieces 3 may be integrally disposed or disposed in segments to enhance the strength of the insulating core 22; the hanging structure 31 effectively prevents the outer side of the insulation core 22 from being worn, and the protection effect is good.

Further, the fixed housing 12 includes a sleeve housing 121 and a fixed protruding edge 122, the sleeve housing 121 is sleeved on the main housing 11 and close to the second end 112, the fixed protruding edge 122 is integrally formed on the outer peripheral wall of the sleeve housing 121, and the fixed protruding edge 122 is flush with the second end 112, so that the whole structure is simple and firm.

Further, the fixing flange 122 has a connection hole 123, or the fixing flange 122 has a welding position. As an alternative embodiment, the two sides of the fixing flange 122 are symmetrically disposed in the connecting holes 123 for connecting with screws, so that the connection is reliable and the detachment is convenient.

Further, the socket housing 121 has a plurality of spot welding hole locations 1211, and the spot welding hole locations 1211 are used for being connected with the main housing 11 by spot welding. Specifically, the socket shell 121 is provided with a plurality of spot welding hole locations 1211 along the periphery, so that spot welding connection with the main shell 11 is achieved, and connection is reliable.

Further, a tail sealing compound 4 is disposed at the second end 112 of the main housing 11, and the tail sealing compound 4 covers the tail of the insulating core 22 and is connected to the main housing 11. As an alternative embodiment, the tail seal 4 may be formed by filling with epoxy glue, and one end of the tail seal 4 is flush with the first end 111; the other end of the tail sealing glue 4 is connected with the tail of the insulating core 22, covers and fills the gaps between the insulating core 22 and the inner side of the main shell 11 and between the contact terminal 21 and the end of the insulating core 22, and supports the insulating core 22, so that the overall connection between the insulating core 22, the contact terminal 21 and the shell structure 1 is firmer, and the overall waterproof performance of the Type-C connector is enhanced.

Further, the material of the main housing 11 is iron; the fixed shell 12 is made of iron, so that the strength is good, the cost is low, and the main shell 11 and the fixed shell 12 can also be made of other alloy materials to improve the overall stability.

The embodiment of the utility model also provides a mobile terminal which comprises a mobile terminal body, wherein the Type-C connector is adopted by the mobile terminal. Specifically, the mobile terminal is any one of a computer, a mobile phone and a charging device.

According to the Type-C connector and the mobile terminal provided by the embodiment of the utility model, the fixed shell 12 sleeved outside the main shell 11 is used for ensuring that the Type-C connector has enough external force resistance; the excessive plugging prevention structure 114 arranged on the main shell 11 can prevent excessive plugging with a plug, effectively protect a Type-C connector, increase plugging force, prevent damage, prolong service life and have a simple structure; the Type-C connector is small and exquisite, occupies a small space and leaves more design space for the terminal; the tail sealing glue 4 which covers the tail part of the insulating core 22 and is connected with the main shell 11 supports the insulating core 22, so that the insulating core 22 is more firmly connected with the shell structure 1, and the waterproof performance of the Type-C connector is enhanced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a Type-C connector, includes shell structure, terminal subassembly, a serial communication port, shell structure includes the main casing body and fixed casing, fixed casing cover in the main casing body outside, the terminal subassembly set up in the main casing body, the main casing body has relative first end and second end, the first end of the main casing body inserts the end for being used for supplying the plug to stretch into, the second end department of the main casing body has and is used for preventing that the plug from excessively inserting crosses the structure, prevent crossing the structure of inserting include integrated into one piece in the backstop diapire of the second end department of the main casing body, the backstop diapire has and is used for supplying the perforation that the terminal subassembly passed, fenestrate edge integrated into one piece to first end direction extends and can supply the inside flanging annular wall that the plug cup jointed.

2. The Type-C connector of claim 1, wherein the terminal assembly comprises an insulating core and a contact terminal, the insulating core is sleeved inside the inner flanged annular wall, the contact terminal is embedded in the insulating core, the front end of the contact terminal is a contact end, the rear end of the contact terminal is a welding end, the contact end is at least partially exposed out of the insulating core, and the welding end extends out of the through hole.

3. The Type-C connector of claim 2, wherein the dielectric core is a plastic member and a stiffener is embedded in the dielectric core.

4. The Type-C connector of claim 3, wherein the reinforcing tab protrudes from the dielectric core on both sides to form a hooking structure.

5. The Type-C connector of claim 4, wherein the fixed housing comprises a mating shell and a fixed ledge, the mating shell is mated to the main housing proximate to the second end, the fixed ledge is integrally formed to a peripheral wall of the mating shell, and the fixed ledge is flush with the second end.

6. The Type-C connector of claim 5, wherein the fixing flange has a connection hole or/and a welding site.

7. The Type-C connector of claim 6, wherein the ferrule housing has a plurality of spot weld holes for spot welding with the main housing.

8. The Type-C connector of claim 2, wherein a tail encapsulant is disposed at the second end of the main housing, the tail encapsulant covering the tail of the insulating core and interfacing with the main housing.

9. The Type-C connector of claim 7, wherein the main housing is made of iron; and/or the fixed shell is made of iron.

10. A mobile terminal comprising a mobile terminal body, characterized in that the mobile terminal employs a Type-C connector according to any of claims 1 to 9.