TWI513122B - Electrical connector - Google Patents

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to an electrical connector in which the two connectors are combined in a detachable combination.

In the current life, electronic devices have been closely integrated with the daily life of human beings, such as mobile phones, cameras or walkmans. Generally, electronic devices are usually provided with a rechargeable battery inside, so that the user can use the electronic devices anytime and anywhere. In addition, such electronic devices can usually transfer data to and from a computer. For example, if a user takes a video or a photo with a camera and can transfer it to a computer for storage, or transfer the music file from the computer to the Walkman, the user can change the portable body at any time. Listen to the music content that can be listened to.

Generally speaking, when two electronic devices are to transmit files to each other, they are usually transmitted through an electrical connector, such as a transmission line for transmitting files, or when the electronic device needs to be charged, the electronic device is electrically connected by a power line. To the socket. However, when two electronic devices have been electrically connected to each other by a transmission line or a power line, sometimes the user may move one of the electronic devices because of inattention, causing the transmission line or the power line to be pulled and causing the transmission line or the power line. Damaged. In addition, in the foregoing case, when the range of movement of the electronic device is already greater than the line length of the transmission line or the power line, the user drops the electronic device from the user because it is subject to the transmission line or the power line without paying attention. Causes damage to the electronic device.

In view of the above problems, the present invention provides an electrical connector, which solves the problem that the two electronic devices are damaged when the two electronic devices are electrically connected through the electrical connector, and the electrical connector is pulled due to the user's inattention. Or, because the range of movement of the electronic device is already greater than the line length of the transmission line or the power line, and the electronic device is subject to the line of the electrical connector and falls from the user, causing damage to the electronic device.

The electrical connector of the present invention is suitable for electrically connecting two electronic devices. The electrical connector includes: a first connector having a first pin row, the first connector electrically connecting one of the electronic devices; and a second connector The connector is coupled to the first connector by a detachable bonding means, the second connector has a second pin row, and when the second connector is coupled to the first connector, the second pin is electrically coupled to the first pin The first connector and the second connector form an electrical path, and the second connector is electrically connected to another electronic device.

In the electrical connector of the present invention, the first joint may further include a concave member, and the second joint may further include a convex member matched with the concave member, and when the second joint is combined with the first joint, the convex member is embedded Set to the inside of the recess.

In the electrical connector of the present invention, the first connector may further include a magnetic member, and the second connector may further include a magnetic conductive member. When the second connector is combined with the first connector, the magnetic member and the magnetic member Mutual magnetic attraction.

In the electrical connector of the present invention, the first joint is further provided with a magnetic member, and the second joint is further provided with a magnetic conductive member. When the second joint is combined with the first joint, the magnetic member and the magnetic conductive member The pieces are magnetically attracted to each other, and the magnetic conductive member is embedded to the magnetic member. Preferably, the second joint further comprises a rotating member pivoted in the second joint; an elastic member connected separately Connected to the wall surface of the rotating member and the second joint, and the elastic member normally pulls the rotating member to be kept away from the second pin row; and a brush is disposed on the rotating member, and the brush is electrically coupled to the other electronic The device, wherein when the magnetic member magnetically attracts the magnetic conductive member, the magnetic conductive member generates a magnetic force, and the rotating member is attracted by the magnetic force to pivot, and the brush on the rotating member is displaced toward the position close to the second pin row, and The second pin is electrically coupled to the second pin.

Moreover, the present invention further discloses an electrical connector, which is suitable for electrically connecting two electronic devices, the electrical connector comprising: a first connector having a first pin row, the first connector being electrically connected to one of the electronic devices; a second connector has a second pin row, the second pin row is electrically coupled to the first pin row, and the second pin row and the first pin column have different pin numbers, wherein the second pin The two connector is electrically connected to the other electronic device; and an adapter coupled to the first connector by the detachable first bonding means and coupled to the second connector by the detachable second bonding means when the adapter is coupled The first connector and the second connector are coupled to each other, and the second pin row is electrically coupled to the first pin row through the adapter, so that the first connector and the second connector form an electrical path.

In the electrical connector of the present invention, the first pin row further includes a first transmitting differential signal pin, a first receiving differential signal pin, a first power pin and a first ground pin. The second pin row may further include a second transmit differential signal pin, a second receive differential signal pin, a second power pin, a second ground pin, and an identification pin, wherein The adapter may further include: a differential signal wiring, the two ends of which are respectively electrically connected to the first transmitting differential signal pin and the second transmitting differential signal pin; and the receiving differential signal wiring, the two ends respectively Electrically connecting the first receiving differential signal pin and the second receiving differential signal pin; a power supply wiring, the two ends of which are respectively electrically connected to the first power pin and the second power pin; a ground wire, two of end The first grounding pin and the second grounding pin are respectively electrically connected; and a marking wire is electrically connected to the marking pin and the grounding wire respectively.

In the electrical connector of the present invention, the first pin row further includes a first transmitting differential signal pin, a first receiving differential signal pin, a first power pin and a first ground pin. The second pin row may further include a second transmit differential signal pin, a second receive differential signal pin, a second power pin, a second ground pin, and an identification pin, wherein The adapter may further include: a differential signal wiring, the two ends of which are respectively electrically connected to the first transmitting differential signal pin and the second transmitting differential signal pin; and the receiving differential signal wiring, the two ends respectively Electrically connecting the first receiving differential signal pin and the second receiving differential signal pin; a power supply wiring, the two ends of which are respectively electrically connected to the first power pin and the second power pin; a ground wire, two of The terminals are electrically connected to the first grounding pin and the second grounding pin respectively; a marking wire is electrically connected to the marking pin at one end thereof; and a resistor is electrically connected to the marking wire and the grounding wire at both ends.

In the electrical connector of the present invention, the first joint may further include a first concave member, and one side of the adapter may further include a first convex member matched with the first concave member when the adapter is coupled with The first joint is combined, the first protrusion is embedded in the first recess, and the other side of the adapter may further include a second recess, and the second joint may further include a second protrusion, and The second recesses are matched, and when the second joint is combined with the adapter, the second projection is embedded in the second recess.

In the electrical connector of the present invention, the first connector may further include a first magnetic member, and one side of the adapter may further include a first magnetic guiding member, and when the first connector is combined with the adapter, The first magnetic member and the first magnetic conductive member are magnetically attracted to each other, and the adapter is The other side may further include a second magnetic member, and the other side of the second joint further includes a second magnetic conductive member, and when the adapter is combined with the second joint, the second magnetic member and the second guide The magnetic members are magnetically attracted to each other.

The electrical connector of the present invention has the function of combining the first joint and the second joint by means of separable bonding, so that when the electronic device is moved, the first joint and the second joint are separated from each other, and electricity is avoided. The problem that the connector's line is pulled and damaged, or the electronic device is subject to the length of the electrical connector and falls from the user, causing damage to the electronic device.

The features, implementations, and utilities of the present invention are described in detail below with reference to the drawings.

Please refer to the explosion and combination diagram of the electrical connector of the first embodiment of the present invention shown in Figures 1a and 1b. The electrical connector of the present invention can be electrically connected to the two electronic devices, such as the mobile phone and the socket through the electrical connector, to charge the rechargeable battery in the mobile phone, or the mobile phone and the computer are electrically connected through the electrical connector to transmit each other. file.

The electrical connector of the first embodiment of the present invention includes a first connector 200 and a second connector 300. The first connector 200 has a first pin row 210, and the first connector 200 is electrically connected to one of the electronic devices. In addition, the second connector 300 is electrically connected to another electronic device, and the second connector 300 is coupled to the first connector 200 by a separable bonding means. The second connector 300 has a second pin row 310. When the second connector 300 is combined with the first connector 200, the second pin array 310 is electrically coupled to the first pin string 210, so that the first connector 200 And the second joint 300 constitutes an electrical path.

Preferably, the first connector 200 and the second connector 300 are respectively provided with a wireless transmission unit and a wireless receiving unit (not shown). When the first connector 200 and the second connector 300 are separated, the two can still be Data is transmitted between the electronic devices by wireless transmission. However, the above technical means of the WTRU is a common technical solution in the field of wireless communication technology, and therefore the applicant does not go into details here.

Specifically, in the first embodiment, the detachable bonding means is respectively provided with a concave member 220 and a convex member 320 in the first joint 200 and the second joint 300, and the convex member 320 and the concave member 220 are respectively arranged. match. When the second joint 300 is combined with the first joint 200, the male member 320 is embedded in the female member 220. The concave member 220 may be disposed opposite to the first pin row 210, and the protruding member 320 is also disposed opposite to the second pin row 310, so when the protruding member 320 is embedded in the concave member 220, the second The pin array 310 is electrically coupled to the first pin row 210, so that the first connector 200 and the second connector 300 form an electrical path. Therefore, whenever the first connector 200 is combined with the second connector 300, it is electrically The state of the sexual pathway without regard to the direction of the joint. Similarly, the concave member 220 and the protruding member 320 can be respectively disposed in the same direction, the left side or the right side of the first pin row 210 and the second pin row 310, and are not in the same embodiment. The set position disclosed is limited.

In addition, in the foregoing structure of the concave member 220 and the protruding member 320, preferably, the concave member 220 and the protruding member 320 may be incompletely tightly fitted, wherein the incomplete close fitting may be the protruding member 320. When embedded in the recess 220, the peripheral wall of the projection 320 only partially contacts the recess 220, or the projection 320 is slightly smaller than the recess 220, that is, the recess 220 and the projection 320 are mainly used as The first pin row 210 and the second pin row 310 are electrically connected to each other. Two electronic devices are respectively In the case of a mobile phone and a computer, the mobile phone can be electrically connected to the first connector 200, and the second connector 300 is electrically connected to the computer. When the user hears the ringing of the mobile phone, the mobile phone usually picks up the mobile phone to answer the call. When the moving range of the mobile phone is greater than the line length of the electrical connector of the present invention, since the recess 220 between the first joint 200 and the second joint 300 is not completely tightly coupled with the protruding member 320, the first joint 200 of the present invention The second joint 300 can be smoothly separated without overcoming too much bonding force, thereby avoiding the problems of the prior art.

Please refer to the explosion and combination diagram of the electrical connector of the second embodiment of the present invention shown in Figures 2a and 2b. The second embodiment is similar to the first embodiment in that the detachable bonding means is provided with a magnetic member 221 disposed on the first joint 200, and the second joint 300 is further provided with a magnetic conductive member 321 . When the second joint 300 is combined with the first joint 200, the magnetic member 221 and the magnetic conductive member 321 are magnetically attracted to each other. The magnetic member 221 and the magnetic member 321 are respectively disposed on opposite sides of the first pin row 210 and the second pin row 310, so that the second pin row 310 is electrically coupled to the first The pin array 210 and the first joint 200 and the second joint 300 constitute an electrical path. The magnetic material 221 may be a magnetic material such as a magnet, and the magnetic conductive material may be a magnetic attraction material, such as a magnetic conductive wrought iron, a steel, a copper alloy or a nickel alloy.

In addition, it is particularly mentioned that, in the second embodiment, due to the physical properties of the magnetic force itself, when the first joint 200 is combined with the second joint 300, the magnetic member 221 and the magnetic conductive member 321 are magnetically attracted to each other, The first joint 200 and the second joint 300 can maintain a certain bonding force without separating the first joint 200 from the second joint 300 due to a slight external force collision, that is, the second pin array 310 and the first There is no electrical disconnection between the pin rows 210 due to this slight external force collision.

However, in the embodiment as described in the preceding paragraph, the magnetic member 221 having a smaller magnetic force may be selected, that is, the attraction force generated by the magnetic member 221 to the magnetic conductive member 321 may be smaller than that of the general user's handheld mobile phone. Power, so when the moving range of the mobile phone is greater than the line length of the electrical connector of the present invention, the magnetic member 221 and the magnetic conductive member 321 cannot continue to be combined with each other by attraction due to the user pulling, thereby causing the first connector 200. The second joint 300 is easily separated from the second joint 300 to avoid the problems of the prior art.

In addition, please refer to the explosion and combination diagram of the electrical connector of the third embodiment of the present invention shown in Figures 3a and 3b. The third embodiment is similar to the second embodiment in that the first joint 200 is recessed with a magnetic member 221, and the second joint 300 is convexly provided with a magnetic conductive member 321, preferably a first joint. The 200 may be provided with a recess and a magnetic member 221 is disposed on the inner wall of the recess. When the second joint 300 is combined with the first joint 200, the magnetic member 221 and the magnetic conductive member 321 are magnetically attracted to each other, and the magnetic conductive member 321 is embedded to the magnetic member 221 . In other words, the third embodiment can have a positioning at the same time, so that the second pin array 310 is electrically coupled to the first pin array 210, and the second joint 300 and the first connector 200 are magnetically attracted. advantage.

In addition, please refer to the cross-section and the combined cross-sectional view of the first joint and the second joint of the electrical connector of the fourth embodiment of the present invention shown in FIGS. 4a and 4b. In the fourth embodiment, in addition to the first joint 200, the second joint 300, the first pin array 210, the second pin array 310, the magnetic absorbing member 221, and the magnetic conductive member 321 in the third embodiment. In addition, the second joint 300 further includes a rotating member 320, an elastic member 330, and a brush 340. The rotating member 320 is pivotally disposed in the second joint 300, and the elastic member 330 is respectively connected to the wall surfaces of the rotating member 320 and the second joint 200, and the elastic member 330 is normally The pulling rotary member 320 is held at a position away from the second pin row 310.

The brush 340 of the embodiment is disposed on the rotating member 320, and the brush 340 is electrically coupled to another electronic device. When the magnetic member 221 magnetically attracts the magnetic member 321, the magnetic conductive member 321 generates a magnetic force and rotates. The member 320 is pivoted by the magnetic attraction, and the brush 340 located on the rotating member 320 is displaced toward the position adjacent to the second pin array 310 and electrically coupled to the second pin array 310.

In addition, the brush 340 disclosed in this embodiment can be electrically connected to a copper piece 350 and electrically connected to another electronic device via the copper piece 350. In other words, when the first joint 200 and the second joint 300 are combined, the fourth embodiment attracts the rotating member 320 due to the magnetic force generated by the magnetic conductive member 310, thereby driving the brush 340, so that the first pin row 210 and The second pin row 310 is electrically coupled; similarly, if the first connector 200 and the second connector 300 are separated, the rotating member 320 may be pulled by the elastic member 330, so that the brush 340 cannot be connected to the second pin. The column 310 is electrically coupled to protect the second pin row 310 of the second connector 300.

In addition, please refer to the explosion and combination diagram of the electrical connector of the fifth embodiment of the present invention shown in Figures 5a to 5b. In the fifth embodiment, the electrical connector is adapted to electrically connect the two electronic devices, and the electrical connector includes a first connector 200, a second connector 300, and an adapter 400. The first connector 200 has a first pin row 210, and the first connector 200 is electrically connected to one of the electronic devices. The second connector 300 has a second pin row 310. The second pin row 310 is electrically coupled to the first pin row 210, and the second pin row 310 and the first pin row 210 have different pins. The number of the second connector 300 is electrically connected to another electronic device.

In addition, the adapter is detachable from the first joint 200 by a first bonding means Coupling, and coupled to the second connector 300 by a second coupling means, when the adapter 400 simultaneously couples the first connector 200 and the second connector 300, the second pin array 310 is electrically transmitted through the adapter 400. The first pin 200 and the second connector 300 form an electrical path. In other words, the adapter 400 can be coupled to the first pin column 210 and the second pin column 310 having different pin counts.

The first bonding means may be provided with a first concave member 222 on the first joint 200, and a first protruding member 421 is disposed on one side of the adapter 400 to match the first concave member 222. The head 400 is coupled to the first joint 200, and the first protrusion 421 is embedded in the first recess 222. In addition, the second bonding means may also be similar to the first bonding means, that is, the second connector 422 is further included on the other side of the adapter 400, and the second connector 300 further includes a second protrusion 322, and The two recesses 422 are matched. When the second joint 300 is coupled with the adapter 400, the second protrusion 322 is embedded into the second recess 422. In short, the first combining means and the second combining means are similar to the combining means of the first embodiment, and the technical means and effects thereof are similar, and therefore will not be described again.

In addition, the first bonding means and the second bonding means may also be similar to the combining means of the second embodiment or the third embodiment, that is, the first concave member 222, the first protruding member 421, the second concave member 422, and The second protruding member 322 is replaced with the first magnetic member, the first magnetic conductive member, the second magnetic member and the second magnetic conductive member, and the two sides of the adapter 400 and the first joint 200 are magnetically The second joints 300 are magnetically coupled to each other.

In addition to this, the adapter 400 can include at least two aspects. First, please refer to the circuit diagram of the first aspect of the electrical connector of the fifth embodiment of the present invention shown in Fig. 5c. In the first mode, the first pin row 210 can include a first transmit differential The signal pin 211, a first receiving differential signal pin 212, a first power pin 213 and a first ground pin 214, the second pin row 300 can include a second transmit differential signal pin 311 a second receiving differential signal pin 312, a second power pin 313, a second ground pin 314, and an identification pin 315.

In addition, the adapter 400 includes a transmission differential signal wiring 411, a receiving differential signal wiring 412, a power supply wiring 413, a grounding wiring 414, and a wiring array 410 formed by the identification wiring 415. The two ends of the differential signal line 411 are electrically connected to the first transmitting differential signal pin 211 and the second transmitting differential signal pin 311, respectively, and the two ends of the receiving differential signal wire 412 are respectively electrically connected. Receiving the differential signal pin 212 and the second receiving differential signal pin 312, and the two ends of the power supply wire 413 are electrically connected to the first power pin 213 and the second power pin 313, respectively, and the two ground wires 414 The first grounding pin 214 and the second grounding pin 314 are electrically connected to the terminal, and the two ends of the marking wire 415 are electrically connected to the marking pin 315 and the grounding wire 414 respectively. In other words, in the first form, it is mainly used in the data transfer of the universal serial bus (USB).

Next, please refer to the circuit diagram of the second aspect of the electrical connector of the fifth embodiment of the present invention shown in FIG. 5d. In the second mode, the first pin string 210 can include a first transmit differential signal pin 211, a first receive differential signal pin 212, a first power pin 213, and a first ground. The second pin row 300 can include a second transmit differential signal pin 311, a second receive differential signal pin 312, a second power pin 313, and a second ground pin 314. A pin 315 is identified.

In addition, the adapter 400 includes: a differential signal connection 411, a receiving A differential signal wiring 412, a power supply wiring 413, a grounding wiring 414, an identification wiring 415, and a resistor 416. The two ends of the differential signal line 411 are electrically connected to the first transmitting differential signal pin 211 and the second transmitting differential signal pin 311, respectively, and the two ends of the receiving differential signal wire 412 are respectively electrically connected. Receiving the differential signal pin 212 and the second receiving differential signal pin 312, and the two ends of the power supply wire 413 are electrically connected to the first power pin 213 and the second power pin 313, respectively, and the two ground wires 414 The first grounding pin 214 and the second grounding pin 314 are electrically connected to the terminal, and one end of the marking wire 415 is electrically connected to the marking pin 315, and the two ends of the resistor 416 are electrically connected to the marking wire 415 and the grounding wire 414. . The resistance of the resistor 416 can be 100 kilo ohms.

In other words, in the second aspect, it is mainly used in the On-the-go (OTG) standard of the universal serial bus, so that the master/slave can be switched between the two electronic devices.

The electrical connector of the present invention is not limited to the type disclosed in the embodiment. Those skilled in the art can change the electrical connector of the present invention according to actual design requirements or usage requirements.

The above-mentioned electrical connector of the present invention mainly uses a first joint, a joint and a second joint to be combined by a detachable joint means to avoid the problem that the line of the electrical connector is pulled and damaged due to the user's carelessness. Or, the electronic device is subject to the length of the line of the electrical connector, and the electronic device is dropped from the user and the electronic device is damaged.

Although the embodiments of the present invention are disclosed above, it is not intended to limit the present invention, and those skilled in the art, regardless of the spirit and scope of the present invention, the shapes, structures, and features described in the scope of the present application. And the amount can be done a little The scope of patent protection of the present invention is defined by the scope of the patent application attached to the specification.

200‧‧‧ first joint

210‧‧‧First pin

211‧‧‧First transmission differential signal pin

212‧‧‧First receiving differential signal pin

213‧‧‧First power pin

214‧‧‧First grounding pin

220‧‧‧ concave parts

221‧‧‧Magnetic parts

222‧‧‧ first recess

300‧‧‧second joint

310‧‧‧Second pin

311‧‧‧Second transmission differential signal pin

312‧‧‧Second receiving differential signal pin

313‧‧‧Second power pin

314‧‧‧Second grounding pin

315‧‧‧ID pin

320‧‧‧ convex parts

321‧‧‧magnetic parts

322‧‧‧second convex parts

330‧‧‧Flexible parts

340‧‧‧ brushes

350‧‧‧ copper sheet

400‧‧‧Adapter

410‧‧‧Wiring

411‧‧‧Transmission differential signal wiring

412‧‧‧Receive differential signal wiring

413‧‧‧Power wiring

414‧‧‧ Grounding Wiring

415‧‧‧ Identification wiring

416‧‧‧resistance

421‧‧‧First convex

422‧‧‧second recess

1a and 1b are exploded and combined views of the electrical connector of the first embodiment of the present invention.

2a and 2b are exploded and combined views of the electrical connector of the second embodiment of the present invention.

3a and 3b are exploded and combined views of the electrical connector of the third embodiment of the present invention.

4a and 4b are cross-sectional and sectional views, respectively, of the first joint and the second joint of the electrical connector of the fourth embodiment of the present invention.

5a to 5b are exploded and combined views of the electrical connector of the fifth embodiment of the present invention.

Fig. 5c is a circuit diagram showing a first mode of the electrical connector of the fifth embodiment of the present invention.

Fig. 5d is a circuit diagram showing a second mode of the electrical connector of the fifth embodiment of the present invention.

200‧‧‧ first joint

210‧‧‧First pin

220‧‧‧ concave parts

300‧‧‧second joint

310‧‧‧Second pin

320‧‧‧ convex parts

Claims (7)

An electrical connector is configured to electrically connect two electronic devices, the electrical connector comprising: a first connector having a first pin row, the first connector electrically connecting one of the electronic devices, wherein the first connector a joint recess is provided with a magnetic member; and a second joint is coupled to the first joint by a detachable joint means, the second joint having a second pin row, and the second joint and the first joint The second pin is electrically coupled to the first pin row, the first connector and the second connector form an electrical path, and the second connector is electrically connected to the other electronic device. Wherein the second joint is convexly provided with a magnetic conductive member, and when the second joint is combined with the first joint, the magnetic member and the magnetic conductive member are magnetically attracted to each other, and the magnetic conductive member is embedded to the magnetic member The second joint further includes: a rotating member pivotally disposed in the second joint; an elastic member coupled to the wall surfaces of the rotating member and the second joint, respectively, and the elastic member normally pulls the rotating member to maintain At a position away from the second pin row; and a brush, located at Rotating the member, and the brush is electrically coupled to the other electronic device, wherein when the magnetic member magnetically attracts the magnetic conductive member, the magnetic conductive member generates a magnetic force, and the rotating member is attracted by the magnetic force Turn, the one on the rotating piece The brush is displaced toward a position close to the second pin row and electrically coupled to the second pin row. The electrical connector of claim 1, wherein the first connector includes a female member, and the second connector includes a male member that matches the female member, the second connector and the first connector In combination, the male member is embedded in the female member. The electrical connector of claim 1, wherein the first connector further comprises a magnetic member, and the second connector further comprises a magnetic conductive member, and when the second connector is coupled to the first connector, The magnetic member and the magnetic conductive member are magnetically attracted to each other. An electrical connector is configured to electrically connect two electronic devices, the electrical connector comprising: a first connector having a first pin row, the first connector electrically connecting one of the electronic devices; a second The connector has a second pin row, the second pin row is electrically coupled to the first pin row, and the second pin row and the first pin row have different pin numbers, wherein The second connector is electrically connected to the other electronic device; and an adapter is coupled to the first connector by a detachable first bonding means, and is separated by a second bonding means and the second The connector is coupled to the first connector and the second connector, and the second pin is electrically coupled to the first pin through the adapter, so that the first connector and the first connector The second joint constitutes an electrical path; The first pin row includes a first transmit differential signal pin, a first receive differential signal pin, a first power pin and a first ground pin, and the second pin column includes a first pin a second transmission differential signal pin, a second receiving differential signal pin, a second power pin, a second ground pin and an identification pin, wherein the adapter comprises: a transmission differential The signal wiring is electrically connected to the first transmitting differential signal pin and the second transmitting differential signal pin respectively; and the receiving differential signal wiring is electrically connected to the first receiving differential respectively a signal pin and the second receiving differential signal pin; a power supply wire, the two ends of which are respectively electrically connected to the first power pin and the second power pin; a ground wire, the two ends of which are respectively electrically connected The first grounding pin and the second grounding pin; and a marking wire, the two ends of which are electrically connected to the marking pin and the grounding wire respectively. The electrical connector of claim 4, wherein the first connector includes a first female member, and one side of the adapter further includes a first protruding member that matches the first female member. When the adapter is combined with the first connector, the first protrusion is embedded in the first recess, and the other side of the adapter further includes a second recess And the second joint further includes a second protruding member matched with the second concave member, and when the second joint is combined with the adapter, the second protruding member is embedded to the second concave member Inside. The electrical connector of claim 4, wherein the first connector further comprises a first magnetic member, and one side of the adapter further includes a first magnetic member, when the first connector In combination, the first magnetic member and the first magnetic member are magnetically attracted to each other, and the other side of the adapter further includes a second magnetic member, and the second connector further includes a second connector. The second magnetic conductive member, when the adapter is combined with the second connector, the second magnetic member and the second magnetic member are magnetically attracted to each other. An electrical connector is configured to electrically connect two electronic devices, the electrical connector comprising: a first connector having a first pin row, the first connector electrically connecting one of the electronic devices; a second The connector has a second pin row, the second pin row is electrically coupled to the first pin row, and the second pin row and the first pin row have different pin numbers, wherein The second connector is electrically connected to the other electronic device; and an adapter is coupled to the first connector by a detachable first bonding means, and is separated by a second bonding means and the second The connector is coupled to the first connector and the second connector, and the second pin is electrically coupled to the first pin through the adapter, so that the first connector and the first connector The The second connector constitutes an electrical path; wherein the first pin row includes a first transmitting differential signal pin, a first receiving differential signal pin, a first power pin, and a first ground pin. The second pin row includes a second transmitting differential signal pin, a second receiving differential signal pin, a second power pin, a second ground pin, and an identification pin, wherein the pin The connector includes: a differential signal wiring, the two ends of which are respectively electrically connected to the first transmitting differential signal pin and the second transmitting differential signal pin; and a receiving differential signal wiring, the two ends of which are separately charged The first receiving differential signal pin and the second receiving differential signal pin are connected to each other; a power supply wire is electrically connected to the first power pin and the second power pin respectively; The two ends are respectively electrically connected to the first grounding pin and the second grounding pin; one marking wire is electrically connected to the marking pin at one end thereof; and a resistor is electrically connected to the marking wire at both ends thereof This grounding wiring.