TWM519842U - Receptacle connector into which plug connector can be inserted with either side facing up or down - Google Patents

Description

Receptacle connector that accepts plug connector for forward and reverse insertion

The present invention relates to a socket connector, and more particularly to a socket connector that accepts plug connectors in a forward and reverse direction.

With the advancement of technology, a variety of electronic devices are filled in our lives, in order to make the electronic device can achieve the effect of signal transmission, a variety of connectors become essential components. For example, the Universal Serial Bus (USB) connector, which is currently used more frequently. The USB receptacle connector typically includes an insulative housing, a terminal, and a shield housing. The insulating body is usually made of plastic, which includes a tongue to set the terminals. The shield housing is usually made of metal and is wrapped around the insulating base, that is, the tongue plate and the terminals disposed thereon. The shielding housing forms a docking space with the tongue to accept the USB plug connector. However, the tongue plate of such a USB socket connector is made of plastic, and it is easily damaged due to insufficient strength of the tongue plate structure when the USB plug connector is improperly inserted and removed. In particular, the USB Type-C connector, which is newly designed based on the USB 3.1 specification, has a socket connector that accepts plug connectors in both forward and reverse plugs and is designed for use in thinner, thinner devices, so although USB Type-C The connector is more convenient to plug in, but due to the smaller size of the connector, the tongue structure is more fragile and easily damaged.

The purpose of this creation is to propose a socket connector that accepts the plug connector in forward and reverse insertion, which can strengthen the structural strength of the tongue without being easily damaged.

In order to achieve the above object, the present invention proposes a socket connector that accepts plug connectors in forward and reverse plugs. The socket connector includes an insulating base, a plurality of first terminals, a plurality of second terminals, a shielding sheet, and a shielding shell. The insulating base has a base and a tongue extending horizontally forward from the base. Each of the first terminals has a first fixing portion, a first contact portion of the flat plate type, and a first soldering portion. The first fixing portion is fixed to the base, and the first contact portion extends forward from the first fixing portion and is disposed under the tongue plate. The surface, the first welded portion extends outward from the first fixing portion out of the base. Each of the second terminals has a second fixing portion, a second contact portion of the flat plate type, and a second welding portion. The second fixing portion is fixed to the base, and the second contact portion extends forward from the second fixing portion and is disposed on the tongue plate. The surface, the second welded portion extends outward from the second fixing portion out of the base. The shielding piece is disposed on the insulating base body and located above the first terminal and below the second terminal, and the shielding piece does not extend beyond the edge of the tongue. The shielding shell covers the insulating seat, and the shielding shell and the tongue plate together form a docking space for receiving the plug connector.

In an embodiment of the present invention, the insulating base body includes a first insulating body and a second insulating body. The first insulative housing has a first base and a tongue extending horizontally forward from the first base. The first fixing portion of each of the first terminals is fixed to the first base portion, the first contact portion extends forward from the first fixing portion and is disposed on the lower surface of the tongue plate, and the first welding portion extends outward from the first fixing portion. Base. The second insulative body has a second base. The second fixing portion of each of the second terminals is fixed to the second base portion, the second contact portion extends forward from the second fixing portion to the second base portion, and the second welded portion extends outwardly from the second fixing portion to the second base portion. The second base portion is engaged with the first base portion such that the second contact portion of each of the second terminals is disposed on the surface of the tongue.

In an embodiment of the present invention, the first terminal is fixed to the first insulative housing by insert molding.

In an embodiment of the present invention, the free end of the first contact portion of each of the first terminals is bent upward to be buried in the lower surface of the tongue during insertion molding.

In an embodiment of the present invention, the second terminal is fixed to the second insulative housing by insert molding.

In an embodiment of the present invention, a plurality of terminal slots are provided on the surface of the tongue to accommodate the second terminal. The free end of the second contact portion of each of the second terminals is bent downward to be inserted into the corresponding terminal slot when the second base is engaged with the first base.

In an embodiment of the present invention, the first soldering portion of each of the first terminals is bent downward from the first fixing portion and extends out of the base or the first base to form a dual in-line package. DIP) type terminal.

In an embodiment of the present invention, the second soldering portion of each of the second terminals extends outwardly from the second fixing portion out of the base or the second base portion, and then is bent downwardly and extended to extend backward to form a surface adhesion technique ( Surface-mount technology, SMT) type terminal.

In an embodiment of the present invention, the shielding shell is formed by metal powder injection molding.

In an embodiment of the present invention, the shielding shell is formed by sheet metal forming.

The technical means described in one embodiment above can be applied to the other embodiment described above to obtain a new embodiment as long as the technical means are not contradictory.

The socket connector of this creation (commonly known as the female seat) has the following advantages.

First, the tongue plate of the insulating seat is provided with a shielding piece made of metal, which can strengthen the structural strength of the tongue plate generally made of plastic, and the tongue connector is improperly inserted and removed in the plug connector (commonly known as the male head). Not easy to damage.

Secondly, the shielding sheet is located between the first and second terminals, which can effectively suppress crosstalk between the first and second terminals, and improve signal transmission efficiency and stability.

Thirdly, the shielding piece does not extend beyond the edge of the tongue. For example, the shielding piece is aligned with the edge of the tongue plate, which can prevent the shielding piece from causing wear on the plug connector, and the male and female pairs are relatively smooth.

Fourth, the insulating base body can be formed by combining the first insulating body and the second insulating body, which is convenient for assembly.

Fifth, the free ends of the first and second contact portions of the first and second terminals are bent to be embedded or placed in the tongue plate, so as to provide a guiding effect when the male and female are inserted, so that the male and female pairs are smoothly inserted. Slip, and can prevent the free end from lifting off the tongue (commonly known as the PIN), to avoid damage to the first or second terminal when the male and female are inserted.

Sixth, the shielding shell can be formed by metal powder injection molding. Due to the integral molding, the appearance is more beautiful, has a better shielding effect, and the fixing portion welded to the circuit board has a strong structure. strength.

The above and other objects, features and advantages of the present invention will become more apparent and understood.

1‧‧‧First Insulation Body

11‧‧‧ First Base

111‧‧‧First engagement

12‧‧ ‧ tongue

121‧‧‧lower surface

122‧‧‧ upper surface

123‧‧‧Terminal slot

2‧‧‧First terminal

21‧‧‧First Fixed Department

22‧‧‧First contact

221‧‧‧Free end

23‧‧‧First Welding Department

3‧‧‧Second insulation body

31‧‧‧ Second base

311‧‧‧Second engagement department

4‧‧‧second terminal

41‧‧‧Second fixed department

42‧‧‧Second contact

421‧‧‧Free end

43‧‧‧Second welding department

5‧‧‧ Masking

6‧‧‧Shaded housing

61‧‧‧ accommodating space

62‧‧‧Fixed parts

7‧‧‧ docking space

Figure 1 is a top plan view of the socket connector of the present invention;

Figure 2 is a bottom view of the socket connector of the present invention;

Figure 3 is a top exploded view of the socket connector of the present invention;

Figure 4 is a bottom exploded view of the socket connector of the present invention;

Figure 5 is a top plan view of the insulative housing and the terminal of the socket connector of the present invention;

FIG. 6 is a bottom view of the insulative housing and the terminal of the socket connector of the present invention.

In the following embodiments, the directional terms mentioned, for example, up, down, left, right, front or back, etc., refer only to the direction of the additional drawing, and therefore, the directional term used is used for explanation, and Not intended to limit this creation.

FIG. 1 and FIG. 2 are assembly diagrams of the socket connector of the present invention at different viewing angles, and FIGS. 3 and 4 are exploded views of the socket connector of the present invention at different viewing angles. Referring to FIG. 1 to FIG. 4 simultaneously, the socket connector of the present invention comprises a first insulative housing 1, a plurality of first terminals 2, a second insulative housing 3, a plurality of second terminals 4, a shielding sheet 5 and a shielding housing 6. Generally, the first insulative housing 1 and the second insulative housing 3 are made of plastic and have an electrical insulating effect; the first terminal 2 and the second terminal 4 are made of a metal having good conductivity, and can transmit signals quickly; The shielding sheet 5 and the shielding case 6 are made of metal and have an electromagnetic wave shielding effect to suppress electromagnetic noise interference.

The first insulative housing 1 has a first base portion 11 and a tongue plate 12 extending horizontally forward from the first base portion 11. Each of the first terminals 2 has a first fixing portion 21, a first contact portion 22 of a flat type, and a first soldering portion 23, wherein the first fixing portion 21 is fixed to the first base portion 11, and the first contact portion 22 is fixed from the first portion The portion 21 extends forward and is disposed on the lower surface 121 of the tongue plate 12 , and the first welded portion 23 extends outward from the first fixing portion 21 out of the first base portion 11 . In this embodiment, the first terminal 2 is fixed to the first insulative housing 1 by insert molding, and the free end 221 of the first contact portion 22 of the first terminal 2 is bent upward to be inserted during molding. The lower surface 121 of the tongue plate 12 is buried. The design of the free end 221 of the first terminal 2 can be provided with a guiding effect when the plug connector (commonly known as the male) is inserted into the socket connector (commonly known as the female seat), so that the male and female inserts are smooth and free. The end 221 is embedded in the tongue plate 12 to prevent the free end 221 from lifting away from the lower surface 121 of the tongue plate 12 (commonly known as the PIN), thereby preventing the first terminal 2 from being damaged when the male and female are inserted. In addition, the upper surface 122 of the tongue plate 12 is provided with a plurality of terminal grooves 123.

The second insulative housing 3 has a second base portion 31. Each of the second terminals 4 has a second fixing portion 41, a second contact portion 42 of the flat plate type, and a second welding portion 43. The second fixing portion 41 is fixed to the second base portion 31, and the second contact portion 42 is fixed from the second portion. The portion 41 extends forwardly out of the second base portion 31, and the second welded portion 43 extends outwardly from the second fixing portion 41 out of the second base portion 31. The second base portion 31 can be engaged with the first base portion 11 such that the second contact portion 42 of the second terminal 4 is disposed on the upper surface 122 of the tongue plate 12. In this embodiment, the second terminal 4 is fixed to the second insulative housing 3 by insert molding, and the free end 421 of the second contact portion 42 of the second terminal 4 is bent downward to be in the second When the base portion 31 is engaged with the first base portion 11, the terminal groove 123 corresponding to the upper surface 122 of the tongue plate 12 is placed. The design of the second terminal 4 free end 421 is bent to provide a guiding effect when the plug connector (commonly known as the male) is inserted into the socket connector (commonly known as the female seat), so that the male and female inserts are smooth and free. The design of the terminal 421 into the terminal slot 123 of the tongue plate 12 prevents the free end 421 from lifting away from the upper surface 122 of the tongue plate 12 (commonly known as the PIN), thereby preventing the second terminal 4 from being damaged when the male and female are inserted.

In this embodiment, the first engaging portion 111 is disposed on each of the two sides of the first base portion 11 , and the second engaging portion 311 corresponding to the first engaging portion 111 is disposed on each of the two sides of the second base portion 31 . The second engaging portion 311 is engaged with the first engaging portion 111 by the second engaging portion 311, and the second base portion 31 is engaged with the first base portion 11 to form a base. Moreover, the second insulative housing 3 and the first insulative housing 1 are engaged therewith. Forming an insulating seat. In other words, the socket connector includes an insulating seat body (formed by the first insulative housing 1 and the second insulative housing 3), the insulative housing has a base (formed by the first base portion 11 and the second base portion 31) and is advanced from the base The tongue plate 12 extends horizontally. In addition, the first soldering portion 23 of the first terminal 2 is bent downward from the first fixing portion 21 to extend out of the first base portion 11 to form a terminal of the DIP type, and the second soldering portion 43 of the second terminal 4 is The second fixing portion 41 extends outwardly from the second base portion 31, and then is bent downwardly and extended and then bent backward to form a terminal of the SMT type.

The shielding sheet 5 is disposed on the first insulative housing 1 and above the first terminal 2, and the shielding sheet 5 does not extend beyond the edge of the tongue 12. After the second insulative housing 3 is coupled to the first insulative housing 1 by the second base portion 31 being engaged with the first base portion 11, the shielding sheet 5 is further disposed under the second terminal 4 of the second insulative housing 3, that is, The shielding sheet 5 is located between the first terminal 2 and the second terminal 4. Therefore, the shielding sheet 5 can provide a shielding effect between the first terminal 2 and the second terminal 4, and effectively suppress crosstalk between the terminals. Moreover, a part of the shielding sheet 5 is located in the first base portion 11 and the other portion is located in the tongue plate 12. Therefore, the shielding sheet 5 can strengthen the structural strength of the tongue sheet 12 which is generally made of plastic, so that the tongue sheet 12 is not easily damaged. In addition, since the shielding sheet 5 does not extend beyond the edge of the tongue 12, for example, the shielding sheet 5 is aligned with the edge of the tongue 12, when the plug connector (commonly known as the male) is inserted into the socket connector (commonly known as the female seat), It is avoided that the shielding piece 5 causes wear on the plug connector, and the male and female pairs are relatively smooth.

The shielding housing 6 is provided with an accommodating space 61 for accommodating and covering the insulating base body (formed by the first insulating body 1 and the second insulating body 3), that is, covering the first terminal of the first insulating body 1 2 and a shielding sheet 5, and a second terminal 4 provided on the second insulative housing 3. The two side walls of the shielding shell 6 are respectively provided with two fixing portions 62 for soldering to a circuit board (not shown), so that the socket connector is fixed on the circuit board, and generally the grounding portion 62 and the grounding on the circuit board are also The end connection allows the shielding housing 6 to pass the blocked electromagnetic noise to the grounding end of the circuit board through the fixing portion 62 to protect the operator. The shield housing 6 and the tongue plate 12 together form a docking space 7 for receiving the plug connector. In the present embodiment, the shielding case 6 is formed by a metal powder injection molding method, and does not have a dovetail groove which is conventionally formed by a stamping molding method, and therefore has a beautiful appearance. Moreover, due to the integral molding, it has a good shielding effect, and the fixing portion 62 has a strong structural strength. However, this embodiment is not intended to limit the creation. For example, the shielding case may be formed by stamping molding.

In the embodiment, the first terminal 2 and the shielding sheet 5 are disposed on the first insulative housing 1 . The second terminal 4 is disposed on the second insulative housing 3 . Then, the second insulative housing 3 is coupled to the first insulative housing 1 to form an insulative housing by the second base portion 31 being engaged with the first base portion 11, as shown in FIGS. 5 and 6. Finally, the insulating body (formed by the first insulative housing 1 and the second insulative housing 3) is further received in the shielding case 6 to form a socket connector.

Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of protection is subject to the definition of the scope of the attached patent application.

1‧‧‧First Insulation Body

11‧‧‧ First Base

111‧‧‧First engagement

12‧‧ ‧ tongue

121‧‧‧lower surface

122‧‧‧ upper surface

123‧‧‧Terminal slot

2‧‧‧First terminal

21‧‧‧First Fixed Department

22‧‧‧First contact

221‧‧‧Free end

23‧‧‧First Welding Department

3‧‧‧Second insulation body

31‧‧‧ Second base

311‧‧‧Second engagement department

4‧‧‧second terminal

41‧‧‧Second fixed department

42‧‧‧Second contact

421‧‧‧Free end

43‧‧‧Second welding department

5‧‧‧ Masking

6‧‧‧Shaded housing

61‧‧‧ accommodating space

62‧‧‧Fixed parts

Claims (10)

A socket connector that accepts plug connectors in a forward and reverse direction, including:
An insulating base having a base and a tongue extending horizontally from the base;
a plurality of first terminals, each of the first terminals having a first fixing portion, a first contact portion of a flat type, and a first soldering portion, the first fixing portion being fixed to the base, the first contact portion being The first fixing portion extends forwardly and is disposed on the lower surface of the tongue plate, and the first welding portion extends outwardly from the first fixing portion to the base;
a plurality of second terminals, each of the second terminals having a second fixing portion, a second type of contact portion and a second soldering portion, the second fixing portion being fixed to the base, the second contact portion being The second fixing portion extends forwardly and is disposed on the tongue surface, the second welding portion extends outward from the second fixing portion out of the base;
a shielding piece is disposed on the insulating base body and located above the plurality of first terminals and under the plurality of second terminals, and the shielding piece does not extend beyond the edge of the tongue plate; and a shielding shell covering the insulating seat body The shielding shell and the tongue plate together form a docking space for receiving the plug connector. The receptacle connector of claim 1 or 2, wherein the insulative housing comprises:
a first insulative housing having a first base portion and the tongue plate extending horizontally forwardly from the first base portion, the first fixing portion of each of the first terminals being fixed to the first base portion, the first contact portion being The first fixing portion extends forwardly and is disposed on the lower surface of the tongue plate, the first welding portion extends outwardly from the first fixing portion to the first base portion, and a second insulating body has a second base portion. The second fixing portion of each of the second terminals is fixed to the second base portion, the second contact portion extends forwardly from the second fixing portion outside the second base portion, and the second soldering portion is from the second fixing portion Extending outwardly from the second base;
The second base portion is disposed above the first base portion, and the second contact portion of each of the second terminals is disposed on the surface of the tongue plate. The shielding piece is disposed on the first insulating body and located at the plurality of Above a terminal. The socket connector of the connector plug connector of claim 2, wherein the plurality of first terminals are fixed to the first insulative housing by insert molding. The receptacle connector of claim 3, wherein the free end of the first contact portion of each of the first terminals is bent upward to be inserted during molding. Buried into the lower surface of the tongue. The socket connector of the connector plug connector of claim 2, wherein the plurality of second terminals are fixed to the second insulative housing by insert molding. The receptacle connector of claim 5, wherein the surface of the tongue is provided with a plurality of terminal slots for receiving the plurality of second terminals, each of the second The free end of the second contact portion of the terminal is bent downward to insert the corresponding terminal slot when the second base is engaged with the first base. The socket connector of the first or second aspect of the invention, wherein the first soldering portion of each of the first terminals is bent downward from the first fixing portion. Extending out of the base or the first base to form a terminal of the dual in-line package type. The socket connector of the first or the second aspect of the invention, wherein the second soldering portion of the second terminal extends outwardly from the second fixing portion. The base or the second base is then bent downwardly and then bent back to form a terminal of the surface adhesive technology type. The receptacle connector of the forward plug connector of the acceptable plug connector of claim 1, wherein the shield housing is formed by metal powder injection molding. The receptacle connector of claim 1 or 2, wherein the shield housing is formed by sheet metal stamping.