CN219163811U

CN219163811U - High-current high-speed quick-charging mechanism assembly

Info

Publication number: CN219163811U
Application number: CN202223258246.8U
Authority: CN
Inventors: 周贤臣; 鲁顺; 郄建华
Original assignee: Guangdong Huazhan Electronic Co ltd
Current assignee: Guangdong Huazhan Electronic Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-09
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a high-current high-speed quick-charging mechanism component, which comprises an insulating body, a shielding shell, a plurality of conductive terminals and a clamping hook piece, wherein the shielding shell is arranged on the insulating body; the insulating body is provided with a splicing groove; the rear end surface of the insulating body is provided with a left-right extending fixed groove in a concave manner, the upper side and the lower side of the rear end of the fixed groove are respectively provided with a limit groove, the inner wall of the inserting groove is provided with a plurality of terminal grooves, and each terminal groove is communicated with the fixed groove; through all having two welded parts at each conductive terminal's rear end, two welded parts interval sets up about and is formed with the double-layered groove, utilize the double-layered groove can supply the circuit board to insert, so as to fix a position the circuit board firmly, make this product be connected more firmly with the circuit board, simultaneously, each conductive terminal all can carry out the electric current by two welded parts and carry out the requirement that the heavy current passed through, thereby can realize filling fast to the battery charging outfit, bring convenience for using, and this product overall structure is simple, the equipment is convenient, with low costs, be worth using widely.

Description

High-current high-speed quick-charging mechanism assembly

Technical Field

The utility model relates to the connector field technology, in particular to a high-current high-speed quick-charging mechanism component.

Background

The charging mechanism component is typically used for plugging with a charging device (such as a mobile phone, a tablet computer, etc.) to realize charging of the charging device, and the most common charging mechanism component is a USB Type-C connector at present. USB Type-C is an USB interface appearance standard, has a smaller volume than both Type-A and Type-B, and can be applied to interface types of PC (host device) and external device (slave device such as mobile phone). USB Type-C has 4 pairs of TX/RX branches, 2 pairs of USBD+/D-, a pair of SBUs, 2 CCs, and 4 VBUS and 4 ground wires. Local time 2022, 10 months 4 days, european meeting passes a act with overwhelming advantage. The act states that from the end of 2024, all portable smart device new machines must use the USB Type-C charging interface; from 2026, USB Type-C would also be the standard interface for notebook chargers. Apple confirmation at 10 and 25 of 2022 will comply with the European Union requirements, and all smartphones uniformly use the USB Type-C charging port since 2024.

The main structure of the USB Type-C plug connector in the prior art comprises an insulating body, a shielding shell, a plurality of conductive terminals and a clamping hook piece; the insulating body is provided with a plugging groove with a forward opening; the shielding shell is coated outside the insulating body; the clamping hook piece and the plurality of conductive terminals are arranged in the insulating body; however, at present, the conductive terminal of the USB Type-C plug connector generally has only one welding portion, which is not firmly connected with the circuit board, and cannot meet the requirement of large current passing, so that it is difficult to implement high-speed quick charging of the charging device. Accordingly, there is a need for improvements over current USB Type-C plug connectors.

Disclosure of Invention

In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its primary objective is to provide a high-current high-speed quick-charging mechanism assembly, which can effectively solve the problems that the conventional USB Type-C plug connector is not firmly connected to the circuit board and cannot meet the requirement of high current.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a high-current high-speed quick-charging mechanism assembly comprises an insulating body, a shielding shell, a plurality of conductive terminals and a clamping hook piece; the insulating body is provided with a plugging groove with a forward opening; the shielding shell is coated outside the insulating body; the clamping hook piece and the plurality of conductive terminals are arranged in the insulating body; the rear end surface of the insulating body is provided with a left-right extending fixed groove in a concave manner, the upper side and the lower side of the rear end of the fixed groove are respectively provided with a limit groove, the inner wall of the inserting groove is provided with a plurality of terminal grooves, and each terminal groove is communicated with the fixed groove; the plurality of conductive terminals are in a fish-fork shape and are arranged side by side left and right, the plurality of conductive terminals are inserted into corresponding terminal grooves from back to front, the front end of each conductive terminal is provided with a contact part which is suspended in the insertion groove, the rear end of each conductive terminal is provided with two welding parts which are arranged at intervals up and down and form a clamping groove for the circuit board to be inserted, and limiting points are convexly arranged on the two welding parts and are clamped in the limiting grooves; the clamping hook piece comprises two clamping hooks and a connecting rod, wherein the two clamping hooks are respectively positioned at the left side and the right side of the inserting groove, the rear ends of the two clamping hooks are respectively tightly matched with the left inner side wall and the right inner side wall of the rear end of the shielding shell and are fixed through spot welding, the connecting rod is integrally formed and connected between the rear ends of the two clamping hooks, the insulating piece is fixedly wrapped on the connecting rod in an embedding and forming mode, and the insulating piece is clamped in the clamping groove and is fixedly embedded in the fixing groove.

As a preferable scheme, the upper and lower surfaces of the rear end of the insulating body are both convexly provided with limiting convex parts, and the rear end surface of the shielding shell abuts against the limiting convex parts so as to prevent the shielding shell from moving backwards.

As a preferable scheme, the shielding shell is a seamless stretching shell so as to realize a waterproof function.

As a preferable scheme, the outer side surface of the fixing part of each conductive terminal is convexly provided with a convex rib, and the convex rib is tightly matched with the inner wall of the terminal groove, so that the conductive terminal and the insulating body are firmly combined.

As a preferable scheme, the conductive terminal is formed by stamping a metal plate, and has a simple structure and is convenient to mold.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:

through all having two welded parts at each conductive terminal's rear end, two welded parts interval sets up about and is formed with the double-layered groove, utilize the double-layered groove can supply the circuit board to insert, so as to fix a position the circuit board firmly, make this product be connected more firmly with the circuit board, simultaneously, each conductive terminal all can carry out the electric current by two welded parts and carry out the requirement that the heavy current passed through, thereby can realize filling fast to the battery charging outfit, bring convenience for using, and this product overall structure is simple, the equipment is convenient, with low costs, be worth using widely.

In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is an assembled perspective view of a preferred embodiment of the present utility model;

FIG. 2 is an assembled perspective view of another angle of the preferred embodiment of the present utility model;

FIG. 3 is an exploded view of a preferred embodiment of the present utility model;

FIG. 4 is an exploded view of another angle of the preferred embodiment of the present utility model;

FIG. 5 is a cross-sectional view of a preferred embodiment of the present utility model.

The attached drawings are used for identifying and describing:

10. insulation body 11, socket

12. Fixed slot 13 and limit slot

14. Terminal groove 15 and limit projection

20. Shield shell 21, solder joint

30. Conductive terminal 31, contact portion

32. Welded part 33, fixing part

301. Clip groove 302, limit point

303. Rib 40 and hook member

41. Hook 42 and connecting rod

50. An insulating member.

Detailed Description

Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present utility model is shown, which includes an insulating body 10, a shielding shell 20, a plurality of conductive terminals 30 and a hook member 40.

The insulating body 10 is provided with a plugging groove 11 with a forward opening; the rear end surface of the insulating body 10 is provided with a left-right extending fixed groove 12 in a concave manner, the upper side and the lower side of the rear end of the fixed groove 12 are respectively provided with a limit groove 13, the inner wall of the inserting groove 11 is provided with a plurality of terminal grooves 14, and each terminal groove 14 is communicated with the fixed groove 12; in this embodiment, the upper and lower surfaces of the rear end of the insulating body 10 are each provided with a stopper protrusion 15.

The shielding shell 20 is coated outside the insulating body 10; in the present embodiment, the rear end face of the shield shell 20 abuts against the limit projection 15 to prevent the shield shell 20 from moving rearward. And, the shield case 20 is a seamless drawn case to realize a waterproof function.

The hook member 40 and the plurality of conductive terminals 30 are disposed in the insulating body 10; the plurality of conductive terminals 30 are all in a harpoon shape and are arranged side by side left and right, the plurality of conductive terminals 30 are inserted into the corresponding terminal grooves 14 from back to front, the front end of each conductive terminal 30 is provided with a contact part 31, the contact part 31 is suspended in the inserting groove 11, the rear end of each conductive terminal 30 is provided with two welding parts 32, the two welding parts 32 are arranged at intervals up and down and are provided with clamping grooves 301 for the circuit board to be inserted, the two welding parts 32 are convexly provided with limiting points 302, and the limiting points 302 are clamped in the limiting grooves 13 to prevent the conductive terminals 30 from being pulled out forwards. In addition, the conductive terminals 30 are formed by stamping a metal plate, and the outer side surface of the fixing portion 33 of each conductive terminal 30 is convexly provided with a convex rib 303, and the convex rib 303 is tightly matched with the inner wall of the terminal groove 14, so that the conductive terminal 30 is more firmly installed. And, the conductive terminals 30 on the leftmost side and the rightmost side are all grounding terminals, the side of two grounding terminals 30 is a power terminal, the other conductive terminals 30 are signal terminals, the thicknesses of the grounding terminals and the power terminals are the same and are larger than those of the signal terminals, so that the requirement of large current passing is better met, high-speed quick charging is better realized, and convenience is brought to use.

The hook member 40 comprises two hooks 41 and a connecting rod 42, the two hooks 41 are respectively located at the left and right sides of the insertion slot 11, the rear ends of the two hooks 41 are respectively tightly matched with the left and right inner side walls of the rear end of the shielding shell 20 and are fixed by spot welding, the left and right outer side walls of the rear end of the shielding shell 20 are formed with welding spots 21, the connecting rod 42 is integrally connected between the rear ends of the two hooks 41, the insulating member 50 is fixedly wrapped on the connecting rod 42 in an insert molding manner, and the insulating member 50 is clamped in the clamping slot 301 and is fixed in the fixing slot 12.

The assembly process of this embodiment is described in detail as follows:

firstly, the clamping hook piece 40 is punched out, then the clamping hook piece 40 is put into an injection mold to be injection molded into the insulating piece 50, then the plurality of conductive terminals 30 are arranged, each conductive terminal is inserted into the corresponding terminal groove 14 from back to front, then the clamping hook piece 40 is inserted into the fixing groove 12 from back to front, the two clamping hooks 41 extend into the inserting groove 11, after being inserted into place, the insulating piece 50 is clamped in the clamping groove 301 and is embedded into the fixing groove 12 to be fixed, then the shielding shell 20 is sleeved on the insulating body 10 from front to back, after being sleeved in place, the left inner side wall and the right inner side wall of the rear end of the shielding shell 20 are respectively tightly matched with the rear ends of the two clamping hooks 41, and at the moment, the left outer side wall and the right outer side wall of the rear end of the shielding shell 20 are subjected to spot welding, so that the shielding shell 20 and the clamping hook piece 40 are welded and fixed.

In use, the circuit board is inserted into each clip groove 301, and each solder is soldered to a corresponding solder pad on the circuit board.

The design focus of the utility model is that: through all having two welded parts at each conductive terminal's rear end, two welded parts interval sets up about and is formed with the double-layered groove, utilize the double-layered groove can supply the circuit board to insert, so as to fix a position the circuit board firmly, make this product be connected more firmly with the circuit board, simultaneously, each conductive terminal all can carry out the electric current by two welded parts and carry out the requirement that the heavy current passed through, thereby can realize filling fast to the battery charging outfit, bring convenience for using, and this product overall structure is simple, the equipment is convenient, with low costs, be worth using widely.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.

Claims

1. A high-current high-speed quick-charging mechanism assembly comprises an insulating body, a shielding shell, a plurality of conductive terminals and a clamping hook piece; the insulating body is provided with a plugging groove with a forward opening; the shielding shell is coated outside the insulating body; the clamping hook piece and the plurality of conductive terminals are arranged in the insulating body; the method is characterized in that: the rear end surface of the insulating body is provided with a left-right extending fixed groove in a concave manner, the upper side and the lower side of the rear end of the fixed groove are respectively provided with a limit groove, the inner wall of the inserting groove is provided with a plurality of terminal grooves, and each terminal groove is communicated with the fixed groove; the plurality of conductive terminals are in a fish-fork shape and are arranged side by side left and right, the plurality of conductive terminals are inserted into corresponding terminal grooves from back to front, the front end of each conductive terminal is provided with a contact part which is suspended in the insertion groove, the rear end of each conductive terminal is provided with two welding parts which are arranged at intervals up and down and form a clamping groove for the circuit board to be inserted, and limiting points are convexly arranged on the two welding parts and are clamped in the limiting grooves; the clamping hook piece comprises two clamping hooks and a connecting rod, wherein the two clamping hooks are respectively positioned at the left side and the right side of the inserting groove, the rear ends of the two clamping hooks are respectively tightly matched with the left inner side wall and the right inner side wall of the rear end of the shielding shell and are fixed through spot welding, the connecting rod is integrally formed and connected between the rear ends of the two clamping hooks, the insulating piece is fixedly wrapped on the connecting rod in an embedding and forming mode, and the insulating piece is clamped in the clamping groove and is fixedly embedded in the fixing groove.

2. The high current, high speed quick charge mechanism assembly of claim 1, wherein: the upper and lower surfaces of the rear end of the insulating body are provided with limiting convex parts in a protruding mode, and the rear end face of the shielding shell abuts against the limiting convex parts.

3. The high current, high speed quick charge mechanism assembly of claim 1, wherein: the shielding shell is a seamless stretching shell.

4. The high current, high speed quick charge mechanism assembly of claim 1, wherein: the outer side surface of the fixing part of each conductive terminal is convexly provided with a convex rib which is tightly matched with the inner wall of the terminal groove.

5. The high current, high speed quick charge mechanism assembly of claim 1, wherein: the conductive terminals are stamped and formed from sheet metal.