TWM551773U - Cylindrical adapting electric connector - Google Patents

Description

Cylindrical adapter electrical connector

The present invention relates to an electrical connector, and more particularly to a cylindrical adapter electrical connector.

Nowadays, various electronic products are more and more versatile, providing unlimited convenience and high convenience, but forming a complex electromagnetic interference environment, affecting the operation and transmission of electronic products, such as electromagnetic interference (EMI), radio frequency interference (Radio Frequency) Interference, referred to as RFI).

The general electrical connector interface is Universal Serial Bus (USB) and High Speed Data (HSD) for the general public. It has been developed to the present with USB2.0 transmission specifications. For faster transfer speeds of USB 3.0.

The power terminal used for the transmission power supply provided by the general HSD connector is disposed above the circular body, and the power terminal is not disposed in the circular body; and the general USB electrical connector tongue is rectangular, up and down Multiple terminals, but due to the limited rectangular tongue area, the number of terminals that can be set can no longer be increased. Whether the above various problems are the problems that the relevant industry must consider.

In view of the above problems, the present invention provides a cylindrical adapter electrical connector, comprising an inner columnar body, a grounding terminal, an outer columnar body and a plurality of transmission terminals; a grounding terminal is formed on the inner layer column An outer layer of the main body is in contact with the inner grounding terminal; an outer columnar body is formed on the outer layer of the grounding terminal; and the plurality of transmitting terminals includes at least one set of differential signal terminals, and each of the transmitting terminals is disposed on the inner columnar body and is opposite to the Inside the grounding terminal, each of the transmission terminals is distributed corresponding to a circumferential area of the inner columnar body, and each of the transmission terminals contacts each of the contact terminals.

When the plurality of transmission terminals of the cylindrical adapter electrical connector are located inside the ground terminal, and the plurality of contact terminals of the cylindrical socket electrical connector contact the plurality of transmission terminals of the cylindrical adapter electrical connector, the differential signal terminal of the plurality of transmission terminals is Transmission of high-frequency signals can shield the noise generated by the transmission and transmission terminals by the grounding terminal, and improve the interference of crosstalk signals.

The electrical connector is designed by a cylindrical structure, and the outermost layer is an outer column-shaped main body, the middle layer is a grounding terminal, the inner layer is a plurality of transmission terminals, and the differential signal terminals of the plurality of transmission terminals are used for transmitting high-frequency signals. The grounding terminal shields and transmits noise generated by the plurality of transmission terminals, and improves interference of the crosstalk signal. Moreover, each transmission terminal is distributed corresponding to the circumferential area of the inner columnar body, and the spacing between adjacent transmission terminals of the cylindrical adapter electrical connector is equal, and the distance between each transmission terminal and the ground terminal is equal, and each transmission The terminal impedances are well matched, and the transmission terminals are distributed in the circumferential area of the circular inner columnar body, which can increase the number of transmission terminals.

The detailed features and advantages of the present invention are described in detail below in the embodiments. The content is sufficient for any skilled person to understand the technical content of the present invention and to implement it, and according to the content, patent application scope and drawings disclosed in the specification, anyone skilled in the art can easily understand the purpose of the creation and advantage.

100‧‧‧Cylindrical adapter

200‧‧‧Cylindr socket electrical connector

300‧‧‧Cylindrical electrical connector assembly

11‧‧‧Inner columnar body

12‧‧‧ outer columnar body

15‧‧‧Danger prevention structure

31‧‧‧Transmission power terminal

33‧‧‧ Grounding terminal

35‧‧‧Transmission terminal

36‧‧‧ Signal Terminal

6‧‧‧Insulated body

6a‧‧‧First insulation seat

6b‧‧‧second insulation seat

6c‧‧‧Seal

6d‧‧‧ buckle groove

61‧‧‧ slots

71‧‧‧Socket power terminal

731‧‧‧Internal grounding terminal

732‧‧‧External ground terminal

75‧‧‧Contact terminal

8‧‧‧Snap structure

[Fig. 1] is an exploded view of the creation. [Fig. 2] is a front view (1) of the cylindrical adapter electrical connector of the present invention.

[Fig. 3] is a front view (2) of the cylindrical adapter electrical connector of the present invention.

[Fig. 4] is a front view (3) of the cylindrical adapter electrical connector of the present invention.

[Fig. 4A] is a front view (4) of the cylindrical adapter electrical connector of the present invention.

[Fig. 5] is a side view of the creation (1).

[Fig. 6] is a side view of the creation (2).

[Fig. 7] is a front view of the cylindrical socket electrical connector of the present invention.

[Fig. 8] is a front view of the cylindrical socket electrical connector of the present invention.

[Fig. 9] is a front view of the cylindrical adapter electrical connector and the cylindrical socket electrical connector.

Referring to FIG. 1 , FIG. 2 and FIG. 5 , an embodiment of the cylindrical electrical connector assembly 300 of the present invention is shown in FIG. 1 , which is an exploded perspective view, and FIG. 2 is a front view of the cylindrical adapter electrical connector 100 . a), Figure 5 is a side view (a). The cylindrical electrical connector assembly 300 of the present invention comprises two cylindrical socket electrical connectors 200 and a cylindrical adapter electrical connection The device 100 is composed of.

Referring to FIG. 1 , FIG. 2 and FIG. 5 , the cylindrical adapter electrical connector 100 is a connection interface specification such as a USB Type-C or a high speed transmission connector (HSD), but does not Limited. The cylindrical adapter electrical connector 100 includes an inner columnar body 11, a ground terminal 33 (Gnd), an outer columnar body 12, and a plurality of transmission terminals 35.

Referring to FIG. 1 and FIG. 3, FIG. 3 is a front view (2) of the cylindrical adapter electrical connector 100. The cylindrical adapter electrical connector 100 is an embodiment, and the cylindrical adapter electrical connector 100 is provided. The utility model further comprises a transmission power terminal 31 (Power), which is a cylindrical power supply terminal made of metal material, the inner columnar body 11 is made of an insulating material, and the inner columnar body 11 is formed on the outer layer of the transmission power terminal 31, and is embedded and formed. The layer columnar body 11 is combined with the transmission power source terminal 31.

Referring to FIG. 1 and FIG. 4, FIG. 4 is a front view (3) of the cylindrical adapter electrical connector 100. The cylindrical adapter electrical connector 100 is an embodiment, and the cylindrical adapter electrical connector 100 is provided. The utility model further includes a plurality of signal terminals 36 disposed in the inner columnar body 11 , and each of the signal terminals 36 can be a differential pair (D+, D-) or a non-differential pair, and can transmit a USB signal or an HDMI signal, and is made of a metal material. Cylindrical power terminal.

Referring to FIG. 1 and FIG. 4A, FIG. 4A is a front view (4) of the cylindrical adapter electrical connector 100. In some embodiments, the plurality of signal terminals 36 are further disposed outside the ground terminal 33, and the plurality of signals are The terminal 36 is formed in the outer columnar body 12.

Referring to FIGS. 1 , 2 , and 5 , the ground terminal 33 is a metal tubular lead-shaped ground terminal 33 or one or more rod-shaped ground terminals 33 , and the ground terminal 33 is formed. In the outer layer of the inner columnar body 11, the outer columnar body 12 is made of an insulating material, and the outer columnar body 12 is formed on the outer layer of the grounding terminal 33, and the outer layer columnar body 12 is coupled to the grounding terminal 33 by insert molding.

Referring to FIGS. 1 , 2 , and 5 , the plurality of transmission terminals 35 include at least one set of differential signal terminals, and each of the transmission terminals 35 is disposed on the inner columnar body 11 and oppositely located inside the ground terminal 33 , and each of the transmission terminals 35 Corresponding to the circumferential area of the inner columnar body 11, the plurality of transmission terminals 35 are arranged in equal numbers of terminals such as ten or twenty terminals.

Referring to FIGS. 1 , 2 and 5 , from the front view of the cylindrical adapter electrical connector 100 , the inner columnar body 11 is flush with the end surface of the outer columnar body 12 , and the end face of the transmission power terminal 31 is The end surface of the inner columnar body 11 and the outer columnar body 12 are protruded or recessed.

Referring to FIGS. 1 , 2 , and 5 , from the front view of the cylindrical adapter electrical connector 100 , the inner columnar body 11 is flush with the end surface of the outer columnar body 12 , and the end face of the ground terminal 33 is protruded. Or concave on the inner columnar body 11 and the end surface of the outer columnar body 12.

Referring to FIGS. 1 , 2 , and 5 , in the cylindrical adapter electrical connector 100 , the transmission power terminal 31 of the cylindrical adapter electrical connector 100 is disposed at the center of the inner columnar body 11 , and the ground terminal 33 A corresponding position is set with the plurality of transmission terminals 35 centered on the transmission power source terminal 31.

Referring to FIG. 1 , FIG. 2 and FIG. 5 , the plurality of transmission terminals 35 include at least one set of differential signal terminals for generating electromagnetic interference (EMI) and radio frequency interference (Radio Frequency Interference) when transmitting high frequency signals. The noise problem called RFI) avoids affecting the operation and transmission of the electronic product. The ground terminal 33 is externally disposed through the plurality of transmission terminals 35, and the noise generated by the conduction and transmission terminals 35 is shielded and grounded.

Referring to FIGS. 1 , 2 , and 5 , each of the transmission terminals 35 is disposed corresponding to the circumferential area of the inner columnar body 11 , and the spacing between the adjacent transmission terminals 35 of the cylindrical adapter electrical connector 100 . Equally, the distance between each transmission terminal 35 and the ground terminal 33 is equal, the impedance of each transmission terminal 35 is well matched, and each transmission terminal 35 is set by the circumferential area of the circular inner columnar body 11 to increase the number of transmission terminals 35. Settings.

Referring to FIGS. 1 and 5, the cylindrical socket electrical connector 200 includes an insulative housing 6, a plurality of contact terminals 75, a socket power terminal 71, an internal ground terminal 731, and an external ground terminal 732.

Referring to FIG. 1 and FIG. 5, the insulating body 6 includes a slot 61, and the plurality of contact terminals 75 are disposed on the insulative housing 6. Each of the contact terminals 75 is bent to form an elastic terminal, and one end of each contact terminal 75 extends to the slot. 61, the socket power terminal 71 is disposed in the insulative housing 6, one end of each socket power terminal 71 extends to the inner side of the slot 61, the inner ground terminal 731 is disposed on the insulative housing 6, and one end of each internal ground terminal 731 extends to the inner side of the slot 61. The external grounding terminal 732 is disposed on the outer surface of the insulative housing 6, and one end of each of the external grounding terminals 732 extends to the outside of the adjacent slot 61.

Referring to Figures 7 and 8, Figure 7 is a side view of the cylindrical socket electrical connector, and Figure 8 is a front view of the cylindrical socket electrical connector. In some embodiments, each contact terminal 75 is cut. Cutting into a blank type terminal to form a terminal structure with improved strength. Further, the adjacent two contact terminals 75 are placed in parallel with each other to be in contact with each of the transmission terminals 35.

Referring to FIGS. 1 , 2 , and 5 , the ground terminal 33 of the cylindrical adapter electrical connector 100 contacts the internal ground terminal 731 of the cylindrical receptacle electrical connector 200 , and the ground terminal 33 and the internal ground terminal 731 can be at least A protruding shaft (point) is in contact with the circular tube (face), that is, the protruding shaft contacts the end surface of the circular tube, the grounding terminal 33 is at least one protruding shaft (point), the internal grounding terminal 731 is a circular tube (face), or the grounding terminal 33 The round pipe (face) and the internal ground terminal 731 are at least one projecting axis (point).

Referring to FIGS. 1 , 2 , and 5 , each of the transfer terminals 35 of the cylindrical adapter electrical connector 100 contacts the contact terminals 75 of the cylindrical receptacle electrical connector 200 . In this embodiment, the two cylindrical socket electrical connectors 200 are respectively connected by the cylindrical adapter electrical connector 100, and the plurality of contact terminals 75 of the cylindrical socket electrical connectors 200 are located in the internal ground terminal 731. When the contact terminal 75 contacts the plurality of transmission terminals 35 of the cylindrical adapter electrical connector 100, the differential signal terminal of the plurality of transmission terminals 35 shields the differential signal of the plurality of transmission terminals 35 by the internal ground terminal 731 when transmitting the high frequency signal. The noise generated by the terminal improves the interference of the crosstalk signal, and the distance between the internal ground terminal 731 and the contact terminal 75 is the same as the distance between the ground terminal 33 and the complex transmission terminal 35, and the cylindrical socket electrical connector 200 connects the circuit board to transmit noise. Ground.

Referring to FIG. 1 , FIG. 2 , FIG. 5 , and FIG. 9 , FIG. 9 is a front view of a cylindrical adapter electrical connector and a cylindrical socket electrical connector, and the cylindrical adapter electrical connector 100 has an outer pillar. The insulative body 6 of the main body 12 and the cylindrical socket electrical connector 200 includes a snap-fastened anti-slipping structure 15 for properly plugging the cylindrical adapter electrical connector 100 with the foolproof structure 15 Cylindrical socket electrical connector 200.

Referring to FIG. 1 , FIG. 2 and FIG. 5 , the insulative housing 6 of the cylindrical socket electrical connector 200 includes a first insulating seat 6 a , a second insulating seat 6 b forming a first insulating seat 6 a , and a first insulating seat. a sealing member 6c (such as silicone) between the 6a and the second insulating seat 6b, the sealing member 6c is disposed at the rear end of the first insulating seat 6a, and is formed inside the second insulating seat 6b, and the sealing member 6c is covered with the inner terminal of the insulating body 6. Then, the position between the wire transmission lines fills the gap between the terminal and the wire transmission line to prevent moisture from penetrating into the second insulation seat 6b from the front end of the socket, thereby affecting the transmission of the metal material terminals and the wire transmission line in the second insulation seat 6b. The performance is that the metal material terminal and the wire transmission line are rusted by moisture, and the short circuit is easily generated when the power is transmitted. The sealing member 6c is disposed between the rear end of the first insulating seat 6a and the second insulating seat 6b. The barrier improves the waterproof capability of the structure of the cylindrical socket electrical connector 200 itself.

Referring to FIG. 1 , FIG. 2 and FIG. 5 , the two cylindrical socket electrical connectors 200 further include a buckle structure 8 and a buckle groove 6 d formed on each of the second insulation seats 6 b , and two cylindrical sockets After the buckle structure 8 of the electrical connector 200 is buckled to the buckle groove 6d of each of the second insulation seats 6b, the sealing member 6c is used to achieve the function of completely sealing and waterproofing. Here, the buckle groove 6d is designed to provide a buckle structure. 8 slides in and rotates a predetermined angle to stabilize the fastening and does not disengage.

Referring to FIG. 1 , FIG. 2 , FIG. 5 , and FIG. 6 , FIG. 6 is a side view (2). The cylindrical socket electrical connector 200 further includes a socket power terminal 71 disposed on the insulative housing 6 and each socket. One end of the power terminal 71 extends to the inner side of the slot 61 to contact the transmission power terminal 31 of the cylindrical adapter electrical connector 100.

As shown in FIG. 5, the opposite ends of the plurality of transmission terminals 35 are exposed for contact with the plurality of contact terminals 75 of the cylindrical socket electrical connector 200, and the end faces of the contact terminals 75 directly contact the end faces of the transmission terminals 35, which may be contact terminals 75 which are elastic terminals. Contact or contact terminal 75 of the blanking type terminal is contacted (as shown in Fig. 8).

When the plurality of transmission terminals of the cylindrical adapter electrical connector are located inside the ground terminal, and the plurality of contact terminals of the cylindrical socket electrical connector contact the plurality of transmission terminals of the cylindrical adapter electrical connector, the differential signal terminal of the plurality of transmission terminals is The high frequency signal can be transmitted through the grounding terminal to shield the noise generated by the conductive transmission terminal and improve the interference of the crosstalk signal.

The electrical connector is designed by a cylindrical structure, and the outermost layer is an outer column-shaped main body, the middle layer is a grounding terminal, the inner layer is a plurality of transmission terminals, and the differential signal terminals of the plurality of transmission terminals are used for transmitting high-frequency signals. The grounding terminal shields and transmits noise generated by the plurality of transmission terminals, and improves interference of the crosstalk signal. Moreover, each transmission terminal is distributed corresponding to the circumferential area of the inner columnar body, and the spacing between adjacent transmission terminals of the cylindrical adapter electrical connector is equal, and the distance between each transmission terminal and the ground terminal is equal, and each transmission The terminal impedances are well matched, and the transmission terminals are distributed in the circumferential area of the circular inner columnar body, which can increase the number of transmission terminals.

Through the above detailed description, it can fully demonstrate that the purpose and effect of this creation are both progressive and highly industrial, and it is a new type that has never been seen before on the market, and fully meets the patent requirements.提出 Apply in accordance with the law. The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. That is, the equal changes and modifications made by the scope of this patent should belong to the scope of this creation patent. In the encirclement, I would like to ask your review committee to give a clear explanation and pray for it. It is the prayer.

100‧‧‧Cylindrical adapter

200‧‧‧Cylindr socket electrical connector

300‧‧‧Cylindrical electrical connector assembly

11‧‧‧Inner columnar body

12‧‧‧ outer columnar body

33‧‧‧ Grounding terminal

35‧‧‧Transmission terminal

6‧‧‧Insulated body

6d‧‧‧ buckle groove

61‧‧‧ slots

Claims (9)

A cylindrical adapter electrical connector comprising: an inner columnar body; a grounding terminal formed on the outer layer of the inner columnar body; an outer columnar body formed on the outer layer of the grounding terminal; and a plurality of transmission terminals, The transmission terminals include at least one set of differential signal terminals, and each of the transmission terminals is disposed on the inner columnar body and is located inside the ground terminal, and each of the transmission terminals is disposed corresponding to a circumferential area of the inner columnar body. . The cylindrical adapter electrical connector of claim 1, wherein the spacing between adjacent ones of the transmission terminals is equal. The cylindrical adapter electrical connector of claim 1, wherein the distance between each of the transmission terminals and the ground terminal is equal. The cylindrical adapter electrical connector of claim 1, further comprising a transmission power terminal disposed in the inner columnar body, the transmission power terminal being a cylindrical power terminal of metal material. The cylindrical adapter electrical connector of claim 1, wherein the ground terminal is a metal tubular or tubular ground terminal. The cylindrical adapter electrical connector of claim 1, further comprising a plurality of signal terminals disposed in the inner columnar body. The cylindrical adapter electrical connector of claim 1, further comprising a plurality of signal terminals disposed outside the ground terminal and formed on the outer columnar body. The cylindrical adapter electrical connector of claim 1, wherein the inner columnar body is flush with an end surface of the outer columnar body, and the ground terminal end face is protruded or recessed in the inner columnar body and The outer columnar body end face. The cylindrical adapter electrical connector of claim 1, wherein the outer cylindrical body of the cylindrical adapter electrical connector comprises a foolproof structure.