CN114498197A - Shielding structure of electric connector - Google Patents

Abstract

The invention relates to a shielding structure of an electric connector, which mainly comprises a first connector, wherein the first connector comprises a male end insulating colloid, a first shielding shell arranged on the male end insulating colloid and a second shielding shell arranged on the male end insulating colloid, the first shielding shell and the second shielding shell respectively form a first space and a second space in a surrounding manner, a third space is defined between the first shielding shell and the second shielding shell, and a first male terminal, a second male terminal and a plurality of third male terminals are respectively arranged in the first space, the second space and the third space, so that electromagnetic interference (EMI) among the first male terminal, the second male terminal and the third male terminal can be reduced through the first space, the second space and the third space formed by the first shielding shell and the second shielding shell.

Description

Shielding structure of electric connector

Technical Field

The present invention relates to a shielding structure of an electrical connector, and more particularly, to a shielding structure of an electrical connector capable of effectively reducing electromagnetic interference between terminals.

Background

Accordingly, most of the so-called electronic devices transmit signals or current through sockets or wire-like accessories, and an electromagnetic field is generated along with the current or voltage during transmission, and the electromagnetic field generates interference conditions, thereby reducing the performance of the electronic devices or generating wrong signals, which is called electromagnetic interference (EMI), and when some devices are large or pass more current, the generated electromagnetic interference is more serious, and even affects the health of human bodies.

As the times advance, many electronic devices are miniaturized more and more, but the miniaturization also requires to enhance the transmission effect of various signals or currents, so that various terminals and wires are more and more intensive in the miniaturization process, and the signals and currents transmitted simultaneously are also increased, so that the electromagnetic interference between the terminals and the wires is more and more serious.

Disclosure of Invention

The invention mainly aims to reduce the electromagnetic interference between the terminals through the space surrounded by the first shielding shell and the second shielding shell.

The first connector comprises a male end insulating colloid, a first shielding shell arranged on the male end insulating colloid and a second shielding shell arranged on the male end insulating colloid, wherein the first shielding shell and the second shielding shell are respectively positioned in first spaces at two sides of the long edge direction of the male end insulating colloid, and the first spaces are formed by the first shielding shells in a surrounding way; a second space surrounded by the second shielding case; a third space defined between the first shield case and the second shield case; the first male terminal is arranged on the male end insulating colloid and is positioned in the first space; the second male terminal is arranged on the male end insulating colloid and is positioned in the second space; and the third male terminals are arranged on the male end insulating colloid and are positioned in the third space.

The first shielding shell is provided with a plurality of first welding parts.

Wherein the second shielding shell is provided with a plurality of second welding parts.

Wherein the first shielding shell is provided with at least one first butt joint part, and the second shielding shell is provided with at least one second butt joint part.

Wherein, the male end insulating colloid is provided with a plurality of colloid butt joint parts for butt joint of the first butt joint part and the second butt joint part.

The first connector is used for connecting a second connector.

The second connector comprises a female end insulating colloid and a shielding shell assembly arranged on the female end insulating colloid.

The shielding shell assembly is provided with an outer shielding shell and a plurality of inner shielding shells arranged on the inner side of the outer shielding shell, the inner shielding shells are perpendicular to the long edge direction of the female-end insulating colloid, and a fourth space, a fifth space and a sixth space are formed by the shielding shell assembly along the long edge direction of the female-end insulating colloid in sequence.

The fourth space is provided with a first female terminal, the fifth space is provided with a plurality of second female terminals, and the sixth space is provided with a third female terminal.

Wherein the outer shielding shell has at least one notch.

By means of the structure, the first shielding shell and the second shielding shell can surround the first space, the second space and the third space, so that when the first connector is in butt joint with the second connector, the first male terminal, the second male terminal and the third male terminal can be respectively isolated in the first space, the second space and the third space, and are mutually shielded through the first shielding shell and the second shielding shell, and the electromagnetic interference among the first male terminal, the second male terminal and the third male terminal is reduced.

By means of the technology, the problem of electromagnetic interference generated by the conventional socket and the terminal can be broken through, and the practical progress of the advantages is achieved.

Drawings

FIG. 1 is a perspective view of a male end of a preferred embodiment of the present invention;

FIG. 2 is an exploded view of the male end of the preferred embodiment of the present invention;

FIG. 3 is a perspective view of the female end of the preferred embodiment of the present invention;

FIG. 4 is an exploded view of the female terminal according to the preferred embodiment of the present invention;

FIG. 5 is a combination diagram of the preferred embodiment of the present invention;

FIG. 6 is a schematic view of the preferred embodiment of the present invention;

FIG. 7 is a third embodiment of the present invention.

Reference numeral 100 denotes a first connector

.1. insulating colloid for male end

11. a first space

12. second space

13. third space

14. the colloid butt joint part

21. first shielding housing

211 first welding part

212. first butt joint

22. second shielding housing

221 a second weld

222. second mating portion

31. first male terminal

32. second male terminal

33. third male terminal

400

Insulating colloid of female end

41. fourth space

42. fifth space

43. sixth space

.5 shield housing assembly

51

52. inner shield shell

A 53 notch

61 is a first female terminal

62 second female terminal

63.

Detailed Description

To achieve the above objects and advantages, the present invention provides a technical means and a structure, which will be described in detail with respect to the preferred embodiments of the present invention as follows for a complete understanding.

Referring to fig. 1 to 4, there are shown schematic exploded views from a male end to a female end of a preferred embodiment of the present invention, which clearly show that the present invention includes:

a first connector 100, the first connector 100 comprising a male end insulating colloid 1, a first shielding shell 21 disposed on the male end insulating colloid 1, and a second shielding shell 22 disposed on the male end insulating colloid 1, and as shown in fig. 1, the first shielding shell 21 and the second shielding shell 22 are disposed at two sides along the long side direction of the male end insulating colloid 1;

a first space 11 surrounded by the first shield shell 21;

a second space 12 surrounded by the second shield shell 22;

a third space 13 defined between the first shield shell 21 and the second shield shell 22;

a first male terminal 31 disposed on the male end insulating colloid 1 and located in the first space 11;

a second male terminal 32 disposed on the male end insulating colloid 1 and located in the second space 12;

a plurality of third male terminals 33 disposed on the male-end insulating resin 1 and located in the second space 12;

a plurality of first welding parts 211 formed on the first shield shell 21;

a plurality of second soldering parts 221 formed on the second shielding shell 22, so that the first shielding shell 21 and the second shielding shell 22 are soldered on the circuit board by the first soldering parts 211 and the second soldering parts 221;

at least one first mating portion 212 provided on the first shield shell 21;

at least one second mating portion 222 disposed on the second shielding shell 22;

a plurality of colloid butting parts 14 arranged on the male end insulating colloid 1;

a second connector 400 connected to the first connector 100, the second connector 400 comprising a female terminal insulating colloid 4 and a shielding shell assembly 5 disposed on the female terminal insulating colloid 4, the shielding shell assembly 5 having an outer shielding shell 51 and a plurality of inner shielding shells 52 disposed inside the outer shielding shell 51, and the inner shielding shell 51 being perpendicular to the long side direction of the female terminal insulating colloid 4, and a fourth space 41, a fifth space 42 and a sixth space 43 being sequentially formed by the shielding shell assembly 5 along the long side direction of the female terminal insulating colloid 4;

a first female terminal 61 disposed on the female terminal insulating colloid 4 and located in the fourth space 41;

a plurality of second female terminals 62 disposed on the female terminal insulating colloid 4 and located in the fifth space 42;

a third female terminal 63 disposed on the female terminal insulating colloid 4 and located in the sixth space 43; and

at least one notch 53 is provided in the outer shielding shell 51.

The structure of the present invention can be understood from the above description, and the advantage of reducing the electromagnetic interference between the terminals can be achieved according to the corresponding matching of the structure, and the detailed description will be described below.

Referring to fig. 1 to 7, there are shown a perspective view of a male end of a preferred embodiment of the present invention, which is combined with a schematic view (iii), when the above components are assembled, as can be seen from the figure, the user can place the first male terminal 31, the second male terminal 32, and the third male terminal 33 on the male end insulating colloid 1, and then connect the first shielding shell 21 and the second shielding shell 22 to the colloid butting portion 14 through the first butting portion 212 and the second butting portion 222, thereby enclosing the first space 11, the second space 12, and the third space 13, the first male terminal 31 is located in the first space 11, the second male terminal 32 is located in the second space 12, and the third male terminal 33 is located in the third space 13, so that the first shielding shell 21 and the second shielding shell 22 shield electromagnetic interference among the first male terminal 31, the second male terminal 32, and the third male terminal 33.

The first female terminal 61, the second female terminal 62, and the third female terminal 63 are disposed on the female end insulating colloid 4, and the first female terminal 61 is located in the fourth space 41 surrounded by the outer shielding shell 51 and the inner shielding shell 52, the second female terminal 62 is located in the fifth space 42, and the third female terminal 63 is located in the sixth space 43, so that the electromagnetic interference among the first female terminal 61, the second female terminal 62, and the third female terminal 63 is shielded by the shielding shell assembly 5.

When in use, the first connector 100 and the second connector 400 can be respectively mounted on the corresponding circuit boards, and the first connector 100 and the second connector 400 are connected with each other, when in connection, the position of the first space 11 corresponds to the position of the fourth space 41; the position of the third space 13 will correspond to the position of the fifth space 42; the position of the second space 12 corresponds to the position of the sixth space 43, and the first male terminal 31 is connected with the first female terminal 61; the third male terminal 33 is connected to the second female terminal 62; the second male terminal 32 is connected to the third female terminal 63, so as to perform the signal and power transmission operation.

When transmitting signals, the first shielding shell 21 and the second shielding shell 22 can cooperate with the first welding portion 211 and the second welding portion 221 to enhance the shielding effect among the first male terminal 31, the second male terminal 32 and the third male terminal 33, and cooperate with the outer shielding shell 51 and the inner shielding shell 52 to cooperate with the notch 53 to enhance the shielding effect among the first female terminal 61, the second female terminal 62 and the third female terminal 63, that is, the overall shielding effect can be enhanced through the above structure, and the electromagnetic interference (EMI) among the terminals can be reduced.

It should be understood, however, that the drawings and detailed description thereto are not intended to limit the invention to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents and alternatives falling within the spirit and scope of the present invention as defined by the appended claims.

Claims (10)

1. A shielding structure of an electric connector is characterized by comprising a first connector and a second connector, wherein the first connector comprises a male end insulating colloid, a first shielding shell arranged on the male end insulating colloid and a second shielding shell arranged on the male end insulating colloid, the first shielding shell and the second shielding shell are respectively positioned in first spaces at two sides of the long edge direction of the male end insulating colloid, and the first spaces are formed by the first shielding shells in a surrounding mode; a second space surrounded by the second shielding case; a third space defined between the first shield case and the second shield case; the first male terminal is arranged on the male end insulating colloid and is positioned in the first space; the second male terminal is arranged on the male end insulating colloid and is positioned in the second space; and the third male terminals are arranged on the male end insulating colloid and are positioned in the third space.

2. The shielding structure of claim 1, wherein the first shielding shell has a plurality of first solder portions thereon.

3. The shielding structure of an electrical connector as claimed in claim 1, wherein the second shielding shell has a plurality of second solder portions thereon.

4. The shielding structure of claim 1, wherein the first shielding shell has at least one first mating portion and the second shielding shell has at least one second mating portion.

5. The shielding structure of claim 4, wherein said male end insulating resin has a plurality of resin mating portions for mating with said first mating portion and said second mating portion.

6. The shielding structure of claim 1 wherein said first connector is adapted to be connected to a second connector.

7. The shielding structure of claim 6, wherein the second connector comprises a female insulating molding compound and a shielding shell assembly disposed on the female insulating molding compound.

8. The shielding structure of claim 7, wherein the shielding housing assembly has an outer shielding housing and a plurality of inner shielding housings disposed inside the outer shielding housing, and the inner shielding housings are perpendicular to the long side direction of the female terminal insulating resin, and a fourth space, a fifth space, and a sixth space are formed by the shielding housing assembly along the long side direction of the female terminal insulating resin in sequence.

9. The shielding structure of claim 8, wherein a first female terminal is disposed in the fourth space, a plurality of second female terminals are disposed in the fifth space, and a third female terminal is disposed in the sixth space.

10. The shielding structure of claim 8, wherein said outer shielding shell has at least one notch.

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