TWI671962B - Electrical connector having shielding covering - Google Patents

Abstract

The invention relates to an electrical connector with a shielded shell. The electrical connector includes a board, a metal shell, a shielded shell, and a set of connection structures. The board is a printed circuit board that conforms to the USB Type-C specification. A tongue plate extends on one side of the plate body, and at least one surface of the tongue plate is electrically provided with a plurality of lead portions; a metal shell is sleeved on the tongue plate and is wrapped around the tongue plate; a shielding shell is sleeved on the metal shell and is wrapped It is wound around the metal shell; the assembly structure is disposed on the metal shell, and the plate and the metal shell are positioned with each other through the assembly structure. Therefore, the shielding shell is sleeved on the metal shell and is wrapped around the metal shell to form a shielding layer, so as to prevent the signal of the Type-C electrical connector from being attenuated during the transmission line.

Description

Electrical connector with shielding shell

The present invention relates to an electrical connector, and more particularly, to an electrical connector having a shield case.

Most of the currently commonly used electrical connector interfaces are Universal Serial Bus (USB), which are widely used in various consumer electronics products and corresponding transmission lines for their smaller size and portability to interface with them. use. Among them, the interface size of the USB Type-C electrical connector is smaller than that of other current USB specifications. Therefore, the terminals and cable diameters used by the Type-C electrical connector are smaller and thinner than those of other specifications. .

However, because the terminals and cable diameters used by Type-C electrical connectors are smaller and thinner than other USB connectors, the high-frequency signals transmitted are lost due to the characteristics of the conductors (Loss ) Will be bigger. Therefore, how to prevent the signal of the Type-C electrical connector from being attenuated during the transmission line is one of the key points for the improvement of the connector manufacturer.

In view of this, the present inventors have devoted themselves to the above-mentioned prior art, researched intensively and cooperated with the application of science to try to solve the above-mentioned problems, which has become the goal of the inventors' development.

The invention provides an electrical connector with a shielded shell. The shielded shell is sleeved on a metal shell and is wrapped around the metal shell, thereby forming a shield layer on the tongue plate and the outer periphery of the metal shell, thereby avoiding transmission. Signal loss of high-frequency signals occurs to prevent the signal of Type-C electrical connectors from being attenuated during the transmission line.

In an embodiment of the present invention, the present invention provides an electrical connector with a shielded shell, including: a board body, which is a printed circuit board conforming to the USB Type-C specification, and a tongue plate extending on one side of the board body. At least one surface of the tongue plate is electrically provided with a plurality of lead portions; a metal shell is sleeved on the tongue plate and is wrapped around the tongue plate. The metal shell has a socket and a top wall opposite to each other and A bottom wall, the top wall and the bottom wall respectively extending at least one supporting leg, a plurality of the supporting legs respectively abutting the two sides of the tongue plate, each supporting leg extending toward the socket and being bent with an abutment Sheet, each abutment sheet is attached to the tongue plate; a shield shell is sleeved on the metal shell and is wrapped around the metal shell; and a set of connection structures are disposed on the metal shell, the plate body and The metal shells are positioned to each other via the assembly structure.

Based on the above, two gap openings are formed between the rear end portion of the metal shell and the upper and lower surfaces of the plate body. At least one upper shell wall and the lower shell wall of the shielding shell are extended and a cover sheet covering the gap opening is bent. Achieve enhanced shielding capabilities of the shielded enclosure.

Based on the above, the plate body and the metal shell are positioned to each other via an assembly structure, the plate body and the shield shell are positioned to each other via an assembly structure, and the bumps of the shield shell are embedded in the recessed grooves of the metal shell to reach the board. The body and the metal shell, the plate body and the shielding shell, the shielding shell and the metal shell are firmly assembled with each other, thereby improving the strength of the assembly structure of the electrical connector.

Based on the above, two shell positioning grooves are provided in the middle of the left and right sides of the rear section of the metal shell, two plate positioning grooves are provided in the opposite sides of the tongue plate, and two insertion positioning grooves are provided in the middle of the left and right sides of the shield shell. The positioning grooves of the shells of the shell and the positioning grooves of the plate of the board Position, one side of the board corresponds to the two plug-in positioning grooves of the shield shell, which are inserted into each other, so that the tongue plate is firmly and accurately maintained in the middle position of the metal shell to facilitate the corresponding USB Type-C male connector Docking.

10‧‧‧electrical connector

1‧‧‧ plate

12‧‧‧ tongue plate

121‧‧‧Conducting Department

2‧‧‧ metal case

21‧‧‧ rear

211‧‧‧Gap

22‧‧‧ prominence

221‧‧‧ end edge

23‧‧‧Top wall

24‧‧‧ bottom wall

25‧‧‧ support feet

251‧‧‧ abutment film

26‧‧‧Socket

27‧‧‧ Depression trench

3‧‧‧shielded enclosure

31‧‧‧ Upper shell wall

32‧‧‧ lower shell wall

33‧‧‧ Cover Sheet

34‧‧‧ bump

4‧‧‧ Connection structure

41‧‧‧Shell positioning groove

42‧‧‧ Plate positioning groove

43‧‧‧Plug positioning groove

5‧‧‧Conductive terminal

6‧‧‧ positioning feet

100‧‧‧Circuit Board

101‧‧‧ Indentation gap

102‧‧‧Plug holes

103‧‧‧electric port

FIG. 1 is an exploded perspective view of the first embodiment of the electrical connector of the present invention.

FIG. 2 is a perspective assembled view of the first embodiment of the electrical connector of the present invention.

FIG. 3 is a schematic sectional view of a first embodiment of the electrical connector according to the present invention.

FIG. 4 is a schematic diagram of a state of use of the first embodiment of the electrical connector of the present invention.

FIG. 5 is a schematic diagram of another use state of the first embodiment of the electrical connector of the present invention.

FIG. 6 is a schematic diagram of another use state of the first embodiment of the electrical connector of the present invention.

FIG. 7 is an exploded perspective view of a second embodiment of the electrical connector of the present invention.

FIG. 8 is a schematic diagram of a state of use of the second embodiment of the electrical connector of the present invention.

FIG. 9 is a schematic diagram of another use state of the second embodiment of the electrical connector according to the present invention.

FIG. 10 is an exploded perspective view of a third embodiment of the electrical connector of the present invention.

FIG. 11 is a schematic diagram of a third embodiment of the electrical connector according to the present invention in use.

FIG. 12 is a schematic diagram of another use state of the third embodiment of the electrical connector according to the present invention.

FIG. 13 is a schematic diagram of a fourth embodiment of the electrical connector according to the present invention in use.

FIG. 14 is a schematic diagram of a fifth embodiment of the electrical connector according to the present invention in use.

The detailed description and technical content of the present invention will be described below with reference to the drawings, but the drawings are for illustrative purposes only, and are not intended to limit the present invention.

Please refer to FIG. 1 to FIG. 6, the present invention provides a first embodiment of an electrical connector having a shielded shell. The electrical connector 10 mainly includes a board body 1, a metal shell 2, a shielded shell 3 and One set of structure 4.

As shown in FIG. 1 to FIG. 6, the board 1 is a printed circuit board conforming to the USB Type-C specification. A tongue 12 is extended on one side of the board 1. The tongue 12 has two opposite surfaces. A plurality of lead portions 121 are electrically disposed on one surface.

As shown in FIG. 1 to FIG. 6, the metal shell 2 is sleeved on the tongue plate 12 and is wrapped around the tongue plate 12. The rear end portion 21 of the metal shell 2 and the upper and lower surfaces of the plate body 1 form two The gap opening 211, the left and right sides of the rear section of the metal shell 2 are extended with two protruding pieces 22, and each protruding piece 22 has an end edge 221.

In addition, the metal shell 2 has a top wall 23 and a bottom wall 24 opposite to each other. The top wall 23 and the bottom wall 24 are extended with a plurality of support legs 25. The plurality of support legs 25 respectively abut the two sides of the tongue plate 12, and the metal The shell 2 has a socket 26, and each supporting leg 25 extends in the direction of the socket 26 and is bent with a contact piece 251, and each contact piece 251 is attached to the tongue plate 12. The top wall 23 and the bottom wall 24 of the metal shell 2 are respectively provided with a recessed groove 27.

As shown in FIGS. 1 to 6, the shielding shell 3 is sleeved on the metal shell 2 and is wrapped around the metal shell 2. The shielding shell 3 has an upper shell wall 31 and a lower shell wall 32, and an upper shell wall 31 and a lower shell. One of the walls 32 extends and is bent with a cover sheet 33 covering any gap opening 211. The upper shell wall 31 and the lower shell wall 32 of the shield shell 3 are provided with two protrusions 34 protruding from the outside to the inside. 34 is embedded in each recessed groove 27. Wherein, the cover sheet 33 of this embodiment is extended from the upper shell wall 31, but it is not limited thereto.

As shown in FIG. 1 to FIG. 2, FIG. 4 to FIG. 6, the assembling structure 4 is disposed on the metal shell 2 and the shielding shell 3, and the plate body 1 and the metal shell 2 are positioned to each other via the assembling structure 4. 1 and the shielding shell 3 are positioned with each other via the assembly structure 4.

The detailed description is as follows. The assembly structure 4 includes a plurality of shell positioning grooves 41, a plurality of plate positioning grooves 42 and a plurality of insertion positioning grooves 43, the plurality of shell positioning grooves 41 are formed on the metal shell 2, and the plurality of plates The positioning grooves 42 are formed on the plate body 1, and the plurality of insertion positioning grooves 43 are formed on the shield case 3. The positioning grooves 41 of the shells of the metal shell 2 and the positioning grooves 42 of the plate 1 of the body 1 intersect with each other. Position each other so that one side of the plate 1 corresponds to the plurality of shell positioning grooves 41 of the metal shell 2 and are positioned to each other, and one side of the plate 1 also corresponds to the plurality of plug positioning grooves 43 of the shield case 3. Insert and position each other.

In addition, the number of the shell positioning grooves 41, the plate positioning grooves 42 and the insertion positioning grooves 43 are two, and each of the shell positioning grooves 41 is respectively formed from the end edge 221 of each protruding piece 22 of the metal shell 2, and the two plates are formed. The positioning grooves 42 are disposed on opposite sides of the tongue plate 12, and the two insertion positioning grooves 43 are formed from the middle of the left and right sides of the rear section of the shielding shell 3.

As shown in FIG. 4 to FIG. 6, the electrical connector 10 of this embodiment is a countersunk-type Type-C electrical connector. The side of the plate body 1 away from the tongue plate 12 has a plurality of conductive terminals 5, and the shield shell 3 faces left, There are two positioning pins 6 extending on the right side. A recessed notch 101 is provided inward on one side of the circuit board 100. The circuit board 100 is further provided with two insertion holes 102 and a plurality of electrical connection ports 103. The two positioning pins 6 are inserted into the two insertion pins. Hole 102, each conductive terminal 5 can be plugged or soldered to be electrically connected to each electrical connection port 103, so that the electrical connector 10 is embedded in the recessed recess 101, and only the end of the board 1 abuts against the circuit board 100 In order to make the electrical connector 10 sink into the circuit board 100, the electrical connector 10 is mounted on the circuit board 100.

As shown in FIG. 1 to FIG. 6, the use state of the electrical connector 10 of the present invention is that the shielding shell 3 is sleeved on the metal shell 2 and is wrapped around the metal shell 2, so that the tongue plate 12 and the metal shell 2 A shield layer is formed on the outer periphery of the cable to prevent signal loss (Loss) of the transmitted high-frequency signals to prevent the signal of the Type-C electrical connector from being attenuated during the transmission line.

In addition, two gap openings 211 are formed between the rear end portion 21 of the metal case 2 and the upper and lower surfaces of the plate body 1. One of the upper case wall 31 and the lower case wall 32 of the shield case 3 is extended and bent. The cover sheet 33 of any gap opening 211 is shielded to achieve the shielding ability of the shielding shell 3.

Furthermore, the plate body 1 and the metal shell 2 are positioned with each other via the assembly structure 4, the plate body 1 and the shield shell 3 are positioned with each other via the assembly structure 4, and the bumps 34 of the shield shell 3 are embedded in the metal Shell 2 The recessed groove 27 is used to achieve the plate body 1 and the metal shell 2, the plate body 1 and the shield shell 3, the shield shell 3 and the metal shell 2 are firmly assembled with each other, thereby improving the strength of the assembly structure of the electrical connector 10.

In addition, two shell positioning grooves 41 are provided in the middle of the left and right sides of the rear section of the metal shell 2; two plate positioning grooves 42 are provided in the opposite sides of the tongue plate 12; Positioning grooves 43, each of the housing positioning grooves 41 of the metal shell 2 and each of the plate positioning grooves 42 of the plate body 1 are interposed and positioned with each other. One side of the plate body 1 corresponds to the two insertion positioning grooves 43 of the shield shell 3. Inserting and positioning each other makes the tongue plate 12 firmly and accurately maintained in the middle position of the metal shell 2 to facilitate the corresponding insertion of the USB Type-C male connector.

Please refer to FIG. 7 to FIG. 9, which is a second embodiment of the electrical connector 10 of the present invention. The second embodiment is substantially the same as the first embodiment, but the difference between the second embodiment and the first embodiment lies in the above. The cover wall 31 and the lower cover wall 32 are not extended, and a cover sheet covering the gap opening 211 is bent.

Further explanation is as follows, although the shielding shell 3 of this embodiment is not extended with a cover sheet, the shielding shell 3 still has a good shielding ability to achieve the same functions and effects as those of the first embodiment.

Please refer to FIG. 9 to FIG. 12, which is a third embodiment of the electrical connector 10 of the present invention. The third embodiment is substantially the same as the first embodiment, but the third embodiment is different from the first embodiment in the above. The shell wall 31 and the lower shell wall 32 respectively extend and are bent with two cover sheets 33 that cover the two gap openings 211.

The detailed description is as follows. Two gap openings 211 are formed between the rear end portion 21 of the metal shell 2 and the upper and lower surfaces of the plate body 1. The upper shell wall 31 and the lower shell wall 32 of the shield shell 3 are respectively extended and bent with shielding. The two covering sheets 33 of the two gap openings 211 make the shielding shell 3 more completely cover the outer periphery of the tongue plate 12 and the metal shell 2, thereby further improving the shielding ability of the shielding shell 3. Thereby, the same functions and effects as the first embodiment are achieved.

Please refer to FIG. 13, which is a fourth embodiment of the electrical connector 10 of the present invention. The fourth embodiment is substantially the same as the third embodiment, but the fourth embodiment differs from the third embodiment in the electrical connector. 10 is a horizontal Type-C electrical connector. The electrical connector 10 is mounted on the circuit board 100 parallel to the circuit board 100. Thereby, the same functions and effects as the third embodiment are achieved.

Please refer to FIG. 14, which is a fifth embodiment of the electrical connector 10 of the present invention. The fifth embodiment is substantially the same as the third embodiment, but the fifth embodiment is different from the third embodiment in the electrical connector 10 To be an upright Type-C electrical connector, the electrical connector 10 is mounted on the circuit board 100 in a state perpendicular to the circuit board 100. Thereby, the same functions and effects as the third embodiment are achieved.

In summary, the electrical connector with a shielded shell of the present invention has not been seen in similar products and used publicly, and has industrial applicability, novelty, and progress, which fully meets the requirements for invention patent applications, and is based on the patent law. , Please check and grant the patent in this case to protect the rights of the inventor.

Claims (9)

An electrical connector with a shielded shell includes a board body that is a printed circuit board that complies with the USB Type-C specification, a tongue plate extending on one side of the board body, and at least one surface of the tongue plate is electrically provided with A plurality of lead-in portions; a metal shell sleeved on the tongue plate and wrapped around the tongue plate, the metal shell has a top wall and a bottom wall with a socket opposite to each other, the top wall and the bottom wall At least one supporting leg is respectively extended, and a plurality of the supporting legs are respectively abutted on two sides of the tongue plate. Each of the supporting legs extends toward the socket and is bent with an abutment piece, and each abutment piece is attached to the A tongue plate; a shielding shell sleeved on the metal shell and wrapped around the metal shell; and a set of connection structures disposed on the metal shell, the plate body and the metal shell passing through the assembling structure. Position each other. The electrical connector with a shielding shell according to claim 1, wherein two gaps are formed between the rear end portion of the metal shell and the upper and lower surfaces of the board body, and the shielding shell has an upper shell wall and a lower shell. One of the shell wall, the upper shell wall and the lower shell wall is extended and bent with a cover sheet covering any of the gap openings. The electrical connector with a shielding shell according to claim 1, wherein two gaps are formed between the rear end portion of the metal shell and the upper and lower surfaces of the board body, and the shielding shell has an upper shell wall and a lower shell. The shell wall, the upper shell wall and the lower shell wall respectively extend and are bent with two covering sheets covering the two gap openings. The electrical connector with a shielded shell as described in claim 1, 2, or 3, wherein the assembly structure includes a plurality of shell positioning grooves formed in the metal shell, and one side of the plate body corresponds to the metal shell. The positioning grooves of the plurality of shells are inserted and positioned to each other. The electrical connector with a shield shell according to claim 4, wherein the assembly structure further comprises a plurality of plate positioning grooves opened in the board, each of the shell positioning grooves of the metal shell and each of the board positioning grooves. The plate positioning grooves are inserted into each other to position each other. The electrical connector with a shielded shell as described in claim 5, wherein the assembly structure further comprises a plurality of plug-in positioning grooves provided in the shielded shell, and one side of the board corresponds to the plurality of plug-in sockets of the shielded shell. The positioning grooves are inserted to position each other. The electrical connector with a shielded shell as described in claim 6, wherein the number of the positioning grooves of the shell, the positioning grooves of the plate and the positioning grooves of the plug are two respectively, and two protruding pieces extend from the left and right sides of the rear section of the metal shell. One of the protruding pieces has an end edge, and each of the shell positioning grooves is respectively formed from the middle of each of the end edges. The two plate positioning grooves are arranged on opposite sides of the tongue plate, and the two plug positioning grooves are from the shield. The rear section of the shell is formed at the left and right sides. The electrical connector with a shielding shell according to claim 1, wherein the top wall and the bottom wall of the metal shell are respectively provided with a recessed groove, and the shielding shell is provided with two convex points from the outside to the inside, each of the convex points Embedded in each of the recessed grooves. The shielded electrical connector according to claim 1, wherein the electrical connector is a vertical Type-C electrical connector, a horizontal Type-C electrical connector, or a countersunk Type-C electrical connector .