CN220042360U

CN220042360U - Sinking plate TYPE TYPE-C connector

Info

Publication number: CN220042360U
Application number: CN202321342657.7U
Authority: CN
Inventors: 李健
Original assignee: Dongguan Huiyuan Electronic Hardware Technology Co ltd
Current assignee: Dongguan Huiyuan Electronic Hardware Technology Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-11-17
Anticipated expiration: 2033-05-29

Abstract

The utility model discloses a sinking plate TYPE TYPE-C connector, which comprises a terminal module, a metal casing and a shielding shell, wherein the terminal module is arranged on the metal casing; the terminal module comprises an upper terminal module, a partition board module and a lower terminal module, wherein the upper terminal module comprises a plurality of first terminals, and the lower terminal module comprises a plurality of second terminals; the terminal module is a type-c terminal module, a secondary injection molding insulating piece is arranged outside the terminal module, the insulating piece comprises a base, a tongue plate and a tail seat, welding parts of a plurality of first terminals horizontally and backwards extend out of the rear end face of the tail seat, welding parts of a plurality of second terminals vertically and downwards extend out of the bottom end face of the tail seat, and the bottom end face of the tail seat is higher than the upper surface of the tongue plate; the terminal module is inserted into the shielding shell from back to front, and the front end face of the base is limited by the rear end faces of the metal casing and the front shielding part. The combination of SMT welding and DIP welding is beneficial to miniaturization design; the bottom end surface of the tail seat is higher than the upper surface of the tongue plate, so that a larger installation space can be provided for the PCB; and, the whole equipment is more convenient.

Description

Sinking plate TYPE TYPE-C connector

Technical Field

The utility model relates to the connector field technology, in particular to a sinking plate type-c connector.

Background

the type-c connector is an electrical signal transmission interface capable of being blindly inserted, the front and back sides of the connection with the interface are not required to be distinguished, and the front and back sides of the connection can be inserted, so that the type-c connector can transmit power supply, data signals and the like between external equipment and internal equipment (such as mobile phones, computers and the like) through the type-c interface.

In the prior art, as disclosed in a chinese patent zl202222546433.X, a USB TYPE-C double-shell panel-TYPE connector, the soldered portions of the terminal groups are soldered on the PCB board in an SMT soldering manner, and because the adjacent soldered portions need to be arranged at intervals, the width of the soldered points on the PCB board to be arranged is too long, which is not beneficial to the arrangement of other electronic components on the PCB board, and is not beneficial to the miniaturized design of the product; the structural design of the tongue plate and the tail seat is difficult to lead the central surface of the tongue plate to be aligned with the central surface of the PCB, so that the connector is inconvenient to install in equipment; in addition, in the existing connector, the sleeving structure among the insulating seat, the metal shell and the shielding shell is generally complex, and a plurality of limiting structures are required to be designed, so that the metal shell and the shielding shell are fixed on the insulating seat, and the assembly is inconvenient.

Therefore, a new solution is needed to solve the above problems.

Disclosure of Invention

In view of the above, the present utility model aims at the defects existing in the prior art, and its main purpose is to provide a sinking plate type-c connector, wherein the welding parts of the plurality of first terminals horizontally extend backwards to the rear end face of the tail seat, so as to realize SMT welding, and the welding parts of the plurality of second terminals vertically extend downwards to the bottom end face of the tail seat, so as to realize DIP welding, and the combination of SMT welding and DIP welding, so that the arrangement of the welding parts of the terminal modules is more reasonable, which is beneficial to miniaturization design, and is more firm in installation, and the bottom end face of the tail seat is higher than the upper surface of the tongue plate, so that a larger installation space can be provided for the PCB plate, thereby facilitating the alignment of the center face of the tongue plate and the center face of the PCB plate, and further facilitating the application of the sinking plate type-c connector; and the front end face of the front shielding part is limited by the rear end face of the stop flanging, the terminal module is inserted into the shielding shell from back to front, and the front end face of the base is limited by the rear end faces of the metal shell and the front shielding part, so that the metal shell, the shielding shell and the insulating part are more convenient to assemble.

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

a sinking plate type-c connector comprises a terminal module, a metal casing and a shielding shell; the terminal module comprises an upper terminal module, a baffle module and a lower terminal module which are sequentially overlapped, wherein the upper terminal module comprises an upper insulator and a plurality of first terminals embedded in the upper insulator, and the lower terminal module comprises a lower insulator and a plurality of second terminals embedded in the lower insulator;

the terminal module is a type-c terminal module, a secondary injection molding insulating piece is arranged outside the terminal module, the insulating piece comprises a base, a tongue plate arranged at the front end of the base and a tail seat arranged at the rear end of the base, a contact part of the first terminal is exposed on the upper surface of the tongue plate, a contact part of the second terminal is exposed on the lower surface of the tongue plate, welding parts of the first terminals horizontally and backwards extend out of the rear end surface of the tail seat, welding parts of the second terminals vertically and downwards extend out of the bottom end surface of the tail seat, the bottom end surface of the tail seat is higher than the upper surface of the tongue plate, SMT welding and DIP welding are combined, so that the arrangement of the welding parts of the terminal module is more reasonable, the miniaturization design is facilitated, the installation is firmer, the bottom end surface of the tail seat is higher than the upper surface of the tongue plate, a larger installation space can be provided for a PCB (printed circuit board), the central surface of the tongue plate is aligned with the central surface of the PCB plate, and the sinking type-c connector is convenient to use;

the periphery of the front end face of the metal casing is provided with a stop flanging, the shielding casing comprises a front shielding part and a rear shielding part which extends backwards from the rear end of the front shielding part, the front shielding part is sleeved outside the metal casing, the front end face of the front shielding part is limited by the rear end face of the stop flanging, both sides of the upper surface of the front shielding part are bent to form front fixing pins, the terminal module is inserted into the shielding casing from back to front, the tongue plate is positioned in the metal casing, the front end face of the base is limited by the rear end faces of the metal casing and the front shielding part, and the rear end face of the tailstock does not exceed the rear end face of the rear shielding part, so that the metal casing, the shielding casing and the insulating part are more convenient to assemble.

As a preferable scheme, the connection part of the front fixed pins and the upper surface of the front shielding part and the connection part of the front shielding part and the rear shielding part are respectively provided with a reinforcing rib, and the arrangement of the reinforcing ribs increases the structural strength of the connection part.

As a preferable scheme, the two sides of the rear shielding part are extended to form the rear fixing pins, and the connection part of the rear shielding part and the rear fixing pins is provided with a reinforcing rib.

As a preferable scheme, the outer periphery of the stop flange is flush with the outer periphery of the front shielding part, so that the shape consistency of the sinking type-c connector is better and more attractive.

As a preferable scheme, the upper surface and the lower surface of the front shielding part are respectively provided with a riveting point, the lower surface of the metal casing is propped against the riveting points, the upper surface of the metal casing is provided with an elastic clamping arm corresponding to the riveting points, and the elastic clamping arm can be propped against the riveting points.

As a preferable scheme, the upper insulator is provided with a first shielding sheet isolated from the first terminal, the lower insulator is provided with a second shielding sheet isolated from the second terminal, the first shielding sheet and the second shielding sheet are both contacted with the metal shell, and the arrangement of the first shielding sheet and the second shielding sheet further improves the shielding performance of the sinking type-c connector.

As a preferable scheme, the first shielding sheet and the second shielding sheet are bent and extend to form a contact connection part, and the contact connection part is abutted against the inner surface of the metal casing.

As a preferred scheme, the first shielding sheet and the second shielding sheet are buried in the corresponding upper insulator and the corresponding lower insulator, the contact connecting parts are exposed on the upper surface of the corresponding upper insulator and the lower surface of the corresponding lower insulator, the first shielding sheet and the second shielding sheet are buried in the corresponding upper insulator and the corresponding lower insulator, the connection strength of the first shielding sheet and the second shielding sheet with the corresponding upper insulator and the corresponding lower insulator is increased, looseness is avoided, and connection is more reliable.

As a preferable scheme, the contact connection part is convexly provided with a convex point, and the contact connection part is propped against the inner surface of the metal casing through the convex point.

As a preferable scheme, one side of the rear end of the metal casing is extended backwards to form a guide insertion arm, correspondingly, one side of the base is provided with an avoidance groove for the guide insertion arm to avoid, and the guide insertion arm is arranged to facilitate the shielding of the casing and the casing is sleeved on the metal casing.

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

the welding parts of the first terminals horizontally extend backwards to the rear end face of the tail seat, SMT welding is achieved, the welding parts of the second terminals vertically extend downwards to the bottom end face of the tail seat, DIP welding is achieved, SMT welding and DIP welding are combined, the arrangement of the welding parts of the terminal modules is reasonable, miniaturization design is facilitated, installation is firmer, the bottom end face of the tail seat is higher than the upper surface of the tongue plate, larger installation space can be provided for a PCB, the center face of the tongue plate and the center face of the PCB are aligned, and the application of a sinking plate type-c connector is facilitated; and the front end face of the front shielding part is limited by the rear end face of the stop flanging, the terminal module is inserted into the shielding shell from back to front, and the front end face of the base is limited by the rear end faces of the metal shell and the front shielding part, so that the metal shell, the shielding shell and the insulating part are more convenient to assemble.

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 a schematic perspective view of a first preferred embodiment of the present utility model;

FIG. 2 is a perspective view of another view of a preferred embodiment of the present utility model;

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

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

FIG. 5 is an exploded view of a terminal module according to a first preferred embodiment of the present utility model;

FIG. 6 is a schematic diagram of an application of a first preferred embodiment of the present utility model;

FIG. 7 is a schematic diagram of a second embodiment of the present utility model.

The attached drawings are used for identifying and describing:

10. terminal module 11, upper terminal module

111. Upper insulator 112, first terminal

12. Separator module 13, lower terminal module

131. Lower insulator 132, second terminal

14. Insulating member 141, base

1411. Avoiding groove 142 and tongue plate

143. Tailstock 15, first shielding sheet

16. Second shielding sheet 17, contact connection portion

171. Bump 20, metal case

21. Stop flange 22, elastic clamping arm

23. Convex hull 24, guiding arm

30. Shield shell 31, front shield part

311. Front fixing pins 312, riveting points

32. Rear shield 321, rear fixed pins

301. Reinforcing ribs 40, PCB board.

Detailed Description

First, it should be noted that, in the description of the present utility model, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 7, there are shown specific structures of various preferred embodiments of the present utility model, including a terminal module 10, a metal shell 20 and a shielding case 30.

The terminal module 10 is a type-c terminal module, the terminal module 10 includes an upper terminal module 11, a partition module 12 and a lower terminal module 13 stacked in sequence, the upper terminal module 11 includes an upper insulator 111 and a plurality of first terminals 112 embedded in the upper insulator 111, and the lower terminal module 13 includes a lower insulator 131 and a plurality of second terminals 132 embedded in the lower insulator 131; the terminal module 10 is equipped with the insulating part 14 of secondary injection moulding outward, the insulating part 14 secondary injection moulding is outside last terminal module 11, baffle module 12 and lower terminal module 13, the insulating part 14 includes base 141, locates the hyoid 142 of base 141 front end, locates the tailstock 143 of base 141 rear end, the contact portion of first terminal 112 exposes in the upper surface of hyoid 142, the contact portion of second terminal 132 exposes in the lower surface of hyoid 142, the rear end face of tailstock 143 is all stretched out to the horizontal back of the welding portion of a plurality of first terminals 112, the bottom face of tailstock 143 is all stretched out downwards perpendicularly to the welding portion of a plurality of second terminals 132, the bottom face of tailstock 143 is higher than the upper surface of hyoid 142, SMT welding and DIP welding combine together for the welding portion of terminal module 10 is more reasonable, does benefit to miniaturized design, and installs more firmly, and the bottom face of tailstock 143 is higher than the upper surface of hyoid 142, as shown in fig. 6 and 7, can provide bigger installation space for PCB board 40, thereby the center face of a plurality of second terminals 132 is perpendicular to stretch out the bottom face of tailstock 143, the bottom face of tailstock 143 is higher than the upper surface of hyoid 142, and PCB board thickness is required to be used in order of 2mm, PCB 1 mm, PCB 1.1 mm can be used normally, PCB thickness 1 mm is followed.

Specifically, the upper insulator 111 is provided with a first shielding sheet 15 isolated from the first terminal 112, the lower insulator 131 is provided with a second shielding sheet 16 isolated from the second terminal 132, the first shielding sheet 15 and the second shielding sheet 16 are both contacted with the metal shell 20, and the arrangement of the first shielding sheet 15 and the second shielding sheet 16 further improves the shielding performance of the panel type-c connector; the first shielding sheet 15 and the second shielding sheet 16 are bent and extended with contact connection parts 17, and the contact connection parts 17 are abutted against the inner surface of the metal casing 20.

Preferably, the first shielding sheet 15 and the second shielding sheet 16 are buried in the corresponding upper insulator 111 and the corresponding lower insulator 131, and the contact connection portion 17 is exposed on the upper surface of the corresponding upper insulator 111 and the lower surface of the corresponding lower insulator 131, and the first shielding sheet 15 and the second shielding sheet 16 are buried in each other, so that the connection strength between the first shielding sheet 15 and the second shielding sheet 16 and the corresponding upper insulator 111 and the corresponding lower insulator 131 is increased, loosening is avoided, and connection is more reliable; the contact connection portion 17 is provided with a bump 171 in a protruding manner, and the contact connection portion 17 abuts against the inner surface of the metal shell 20 through the bump 171.

And, the design of the partition module 12 is a mature technology in the art, which will not be described herein, and a positioning structure is generally disposed between the partition module 12 and the upper terminal module 11 and the lower terminal module 13, so as to facilitate stacking and setting, so as to facilitate molding of plastic parts.

The periphery of the front end face of the metal casing 20 is provided with a stop flanging 21, the shielding shell 30 comprises a front shielding part 31 and a rear shielding part 32 extending backwards from the rear end of the front shielding part 31, the front shielding part 31 is sleeved outside the metal casing 20, the front end face of the front shielding part 31 is limited by the rear end face of the stop flanging 21, both sides of the upper surface of the front shielding part 31 are bent with front fixing pins 311, the terminal module 10 is inserted into the shielding shell 30 from back to front, the tongue plate 142 is positioned in the metal casing 20, the front end face of the base 141 is limited by the rear end faces of the metal casing 20 and the front shielding part 31, and the rear end face of the tailstock 143 does not exceed the rear end face of the rear shielding part 32, so that the assembly among the metal casing 20, the shielding shell 30 and the insulator 14 is more convenient.

Specifically, the upper surface and the lower surface of the front shielding portion 31 are respectively provided with a riveting point 312, the lower surface of the metal casing 20 abuts against the riveting points 312, the upper surface of the metal casing 20 is provided with an elastic clamping arm 22 corresponding to the riveting points 312, the elastic clamping arm 22 can abut against the riveting points 312, the arrangement of the elastic clamping arm 22 can improve the butt joint stability of the metal casing 20, one side of the metal casing 20 opposite to the elastic clamping arm 22 is provided with a convex hull 23, and the arrangement of the convex hull 23 can further improve the butt joint stability of the metal casing 20.

Preferably, the two sides of the rear shielding portion 32 extend to form the rear fixing pins 321, the connection between the front fixing pins 311 and the upper surface of the front shielding portion 31, the connection between the front shielding portion 31 and the rear shielding portion 32, and the connection between the rear shielding portion 32 and the rear fixing pins 321 are respectively provided with a reinforcing rib 301, and the reinforcing ribs 301 increase the structural strength of the connection; the outer periphery of the stop flange 21 is flush with the outer periphery of the front shielding part 31, so that the sinking type-c connector has better appearance consistency and more attractive appearance.

And, a guiding arm 24 extends backward from one side of the rear end of the metal casing 20, and correspondingly, a avoiding groove 1411 for avoiding the guiding arm 24 is provided on one side of the base 141, and the guiding arm 24 is provided to facilitate the shielding shell 30 to be sleeved on the metal casing 20.

The design focus of the utility model is that:

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 sinking plate TYPE TYPE-C connector comprises a terminal module, a metal casing and a shielding shell; the terminal module comprises an upper terminal module, a baffle module and a lower terminal module which are sequentially overlapped, wherein the upper terminal module comprises an upper insulator and a plurality of first terminals embedded in the upper insulator, and the lower terminal module comprises a lower insulator and a plurality of second terminals embedded in the lower insulator; the method is characterized in that:

the terminal module is a type-c terminal module, a secondary injection molding insulating piece is arranged outside the terminal module, the insulating piece comprises a base, a tongue plate arranged at the front end of the base and a tail seat arranged at the rear end of the base, a contact part of the first terminal is exposed on the upper surface of the tongue plate, a contact part of the second terminal is exposed on the lower surface of the tongue plate, welding parts of the first terminals horizontally and backwards extend out of the rear end surface of the tail seat, welding parts of the second terminals vertically and downwards extend out of the bottom end surface of the tail seat, and the bottom end surface of the tail seat is higher than the upper surface of the tongue plate;

the periphery of the front end face of the metal casing is provided with a stop flanging, the shielding casing comprises a front shielding part and a rear shielding part which extends backwards from the rear end of the front shielding part, the front shielding part is sleeved outside the metal casing, the front end face of the front shielding part is limited by the rear end face of the stop flanging, both sides of the upper surface of the front shielding part are bent to form front fixing pins, the terminal module is inserted into the shielding casing from back to front, the tongue plate is positioned in the metal casing, the front end face of the base is limited by the rear end faces of the metal casing and the front shielding part, and the rear end face of the tailstock does not exceed the rear end face of the rear shielding part.

2. A sinking plated TYPE-C connector according to claim 1, wherein: reinforcing ribs are arranged at the connection part of the front fixed pins and the upper surface of the front shielding part and at the connection part of the front shielding part and the rear shielding part.

3. A sinking plated TYPE-C connector according to claim 2, wherein: the both sides of back shielding portion all extend the back fixed pin, the junction of back shielding portion and back fixed pin is equipped with the stiffening rib.

4. A sinking plated TYPE-C connector according to claim 1, wherein: the outer periphery of the stop flange is flush with the outer periphery of the front shielding part.

5. A sinking plated TYPE-C connector according to claim 1, wherein: the upper surface and the lower surface of front shield portion all are equipped with the riveting point, the lower surface of metal cover shell supports in the riveting point, the upper surface of metal cover shell corresponds the riveting point and is equipped with elasticity card arm, elasticity card arm can with the riveting point butt.

6. A sinking plated TYPE-C connector according to claim 1, wherein: the upper insulator is provided with a first shielding sheet isolated from the first terminal, the lower insulator is provided with a second shielding sheet isolated from the second terminal, and the first shielding sheet and the second shielding sheet are both in contact with the metal casing.

7. The sink-TYPE-C connector of claim 6, wherein: the first shielding sheet and the second shielding sheet are bent and extend to form a contact connecting part, and the contact connecting part is propped against the inner surface of the metal casing.

8. The sink-TYPE-C connector of claim 7, wherein: the first shielding sheet and the second shielding sheet are buried in the corresponding upper insulator and the corresponding lower insulator, and the contact connection parts are exposed on the upper surface of the corresponding upper insulator and the lower surface of the corresponding lower insulator.

9. The sink-TYPE-C connector of claim 7, wherein: the contact connection part is convexly provided with a bump, and the contact connection part is propped against the inner surface of the metal casing through the bump.

10. A sinking plated TYPE-C connector according to claim 1, wherein: one side of the rear end of the metal casing is provided with a guide insertion arm in a backward extending mode, and correspondingly, one side of the base is provided with an avoidance groove for the guide insertion arm to avoid.