CN207572680U - A type-c adapter and electrical connector - Google Patents

Abstract

The utility model provides a type-c adapter, which includes an insertion portion and a magnetic portion, the insertion portion and the magnetic portion are connected, when the insertion portion is inserted into the type-c interface of an electronic device, the magnetic portion is exposed outside the type-c interface of the electronic device, the insertion portion includes a plurality of Vbus signal conductive pins and a plurality of GND signal conductive pins corresponding to the type-c interface, and the end surface of the magnetic portion away from the insertion portion is provided with conductive contacts, wherein at least one conductive contact is connected to at least two conductive pins for Vbus signals, and at least another conductive contact is connected to at least two conductive pins for GND signals. The utility model also provides an electrical connector using the type-c adapter, and the type-c adapter and the electrical connector have the advantages of protecting the electronic device interface from being easily damaged.

Description

A type-c adapter and electrical connector

【Technical field】

The utility model relates to the field of connectors, in particular to a type-c adapter and an electrical connector.

【Background technique】

The type-c interface has been adopted by more and more electronic devices because of its high data transmission rate, slim size, and good current bearing capacity. The -c interface is repeatedly plugged and unplugged, so it is easy to cause damage to the type-c interface.

【Content of utility model】

In order to overcome the problem that the type-c interface on the existing electronic equipment is easily damaged, the utility model provides a type-c adapter and an electrical connector.

The technical solution of the utility model to solve the above technical problems is to provide a type-c adapter, which includes an insertion part and a magnetic attraction part, the insertion part and the magnetic attraction part are connected, and when the insertion part is inserted into the type-c interface of the electronic device , the magnetic attraction part is exposed outside the type-c interface of the electronic device, and the insertion part includes a plurality of Vbus signal conductive pins and a plurality of GND signal conductive pins corresponding to the type-c interface, and the magnetic attraction part is far away from Conductive contacts are arranged on the end surface of the insertion part, wherein at least one conductive contact is connected to at least two conductive pins carrying Vbus signals, and at least another conductive contact is connected to at least two conductive pins carrying GND signals.

Preferably, there are 24 conductive pins, and there are 20 conductive contacts on the end surface of the magnetic attraction part away from the insertion part, and the conductive contacts include a first conductive contact, a second conductive contact and a third conductive contact. contact and the fourth conductive contact, the first conductive contact is connected to two conductive pins for Vbus signal, the third conductive contact is connected to two conductive pins for Vbus signal, and the second conductive contact is connected to two conductive pins for Vbus signal. The conductive pin of the GND signal, the fourth conductive contact is connected to the two conductive pins of the GND signal.

Preferably, 20 conductive contacts are distributed in double rows in a rectangle, the first conductive contact, the second conductive contact, the third conductive contact and the fourth conductive contact are distributed in the four corners of the rectangle, and the 20 conductive contacts are The centers of the rectangles are distributed symmetrically for the symmetrical points.

Preferably, 20 conductive contacts are distributed in double rows of rectangles, and the electrical signals transmitted by the first row of conductive contacts from left to right are GND signal, RX1+ signal, RX1- signal, Sbu2 signal, D- signal, D+ signal, CC2 Signal, TX2-signal, TX2+ signal, Vbus signal, the electrical signals transmitted by the second row of conductive contacts from left to right are Vbus signal, TX1+ signal, TX1-signal, CC1 signal, D+ signal, D- signal, Sbu1 signal , RX2-signal, RX2+ signal and GND signal; or the electrical signals transmitted by the first row of conductive contacts from left to right are Vbus signal, RX1+ signal, RX1-signal, Sbu2 signal, D-signal, D+ signal, CC2 signal , TX2- signal, TX2+ signal, GND signal, the electrical signals transmitted by the second row of conductive contacts from left to right are GND signal, TX1+ signal, TX1- signal, CC1 signal, D+ signal, D- signal, Sbu1 signal, RX2- signal, RX2+ signal and GND signal.

Preferably, the size of the conductive contact connected with at least two conductive pins that take the Vbus or GND signal is larger than the size of the conductive contact that does not take the Vbus or GND signal, and is connected with at least two conductive leads that take the Vbus or GND signal. The diameter of the conductive contact of the pin is greater than 1 mm.

Preferably, the type-c adapter is provided with a PCB board inside, a first groove is provided on the end surface of the magnetic attraction part close to the insertion part, and a second groove is provided on the end surface of the insertion part close to the magnetic attraction part. One end of the PCB board is inserted into the first groove, and the other end is inserted into the second groove and fixed between the insertion part and the magnetic attraction part.

Preferably, the plurality of conductive pins are distributed in double rows, and the double-row conductive pins are connected to two opposite surfaces of the PCB board and the PCB board is limited between the double-row conductive pins, and the conductive contacts are arranged in double rows. Arranged in rows, the double rows of conductive contacts are respectively connected to the two opposite surfaces of the PCB board and the PCB board is confined between the double rows of conductive contacts.

The utility model also provides an electrical connector, including the above-mentioned type-c adapter and connector, the type-c adapter and the connector are designed separately, and can be magnetically connected, and the connector includes a first The first end is provided with matching probes corresponding to the conductive contacts one by one. When the type-c adapter is magnetically connected to the connector, the conductive contacts are electrically connected to the corresponding probes.

Preferably, the electrical connector is an adapter, and the connector includes a second end opposite to the first end, and the second end is a type-c female seat, or a lighting female seat or a Micro-USB female seat.

Preferably, the connector includes a second end opposite to the first end and a wire body, the wire body is located between the first end and the second end, and the second end is a USB connector or an HDMI male head or an HDMI Female or type-c connector or Micro-USB connector or lighting connector.

Preferably, the magnetic attraction part includes a protective sleeve, a ring magnet and an insulator, the ring magnet is sleeved on the insulator, the protective sleeve is sleeved on the ring magnet, and the insulator protrudes from the ring magnet away from the insertion part. surface to form a boss, the conductive contact is arranged on the end surface of the boss away from the insertion part, the first end of the connector is provided with a recess matching the size of the boss, and the probe is arranged in the recess, When the type-c adapter is magnetically connected to the connector, the boss protrudes into the recess.

Compared with the prior art, the type-c adapter in the utility model leads the electrical terminal of the type-c interface of the electronic device to the conductive contact of the magnetic attraction part through the transfer mode, and the type-c adapter can Long-term plugging in electronic devices avoids the disadvantages of traditional electronic devices that require repeated plugging and unplugging during charging or data transmission, resulting in the type-c interface being easily damaged. In addition, at least one conductive contact is connected with at least two conductive pins that take the Vbus signal, and at least another conductive contact is connected with at least two conductive pins that take the Vbus signal. The pins are shorted, and the number of conductive contacts is reduced, so that the size of the type-c adapter can be made smaller, and the current bearing capacity of the type-c adapter can be maintained or even improved.

There are 20 conductive contacts, the first conductive contact is connected to two conductive pins carrying Vbus signals, the third conductive contact is connected to two conductive pins carrying Vbus signals, and the second conductive contact is connected to two conductive pins carrying GND signals The conductive pin of the fourth conductive contact is connected to the two conductive pins carrying the GND signal. In this way, although the conductive contacts are reduced, the data transmission capability and current bearing capability of type-c are still maintained or even improved.

The first conductive contact, the second conductive contact, the third conductive contact and the fourth conductive contact are distributed in the four corners of the rectangle, and the 20 conductive contacts are symmetrically distributed with the center of the rectangle as the symmetrical point, and the type-c transfer The connectors can still be plugged up and down.

The first conductive contact, the second conductive contact, the third conductive contact and the fourth conductive contact are distributed at the four corners of the rectangle, and their size is larger than the size of the remaining conductive contacts. Therefore, the first conductive contact, The second conductive contact, the third conductive contact and the fourth conductive contact can play a well-balanced supporting role. It makes the connection between the type-c adapter and other devices more stable.

The first groove is provided on the end surface of the magnetic attraction part close to the insertion part, which can make the positioning of the PCB board stable, and make the processing of the insulating part more convenient, and the insulating part is not easy to bend.

The double rows of conductive pins are connected to the two opposite surfaces of the PCB board and the PCB board is limited between the double rows of conductive pins, and the double rows of conductive contacts are respectively connected to the two opposite surfaces of the PCB board and the PCB board is limited to the double row. Between the rows of conductive contacts, the PCB board does not need to be positioned in the type-c adapter through glue, etc., which saves costs and simplifies the process.

The electrical connector provided in the utility model can be an adapter or a wire structure, which can be set into different interface types to meet the needs of different users, and a single type-c adapter can match different connectors, increasing the number of connectors structure reuse.

【Description of drawings】

Fig. 1 is a schematic diagram of the three-dimensional structure of the type-c adapter according to the first embodiment of the present invention.

2A and 2B are schematic diagrams of the exploded structure of the type-c adapter in different angles of the first embodiment of the present invention.

FIG. 3A is a schematic perspective view of the type-c adapter according to another perspective of the first embodiment of the present invention.

3B is a schematic diagram of the electrical configuration of the conductive contacts in the type-c adapter according to the first embodiment of the present invention.

FIG. 4A is a schematic perspective view of the electrical connector according to the second embodiment of the present invention.

FIG. 4B is a schematic structural view of the connector of the electrical connector according to the second embodiment of the present invention.

FIG. 5A is a schematic perspective view of the three-dimensional structure of the electrical connector according to the third embodiment of the present invention.

FIG. 5B is a partial structural diagram of the first end of the connector of the electrical connector according to the third embodiment of the present invention.

Fig. 6 is a schematic perspective view of the electrical connector of the fourth embodiment of the present invention.

【Detailed ways】

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and implementation examples. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to FIG. 1 , the first embodiment of the present invention provides a type-c adapter 10 for inserting into a type-c interface of an electronic device for power and/or data transmission. The type-c adapter 10 includes an insertion part 11 and a magnetic attraction part 13, the insertion part 11 and the magnetic attraction part 13 are connected, and when the insertion part 11 is inserted into the type-c interface of the electronic device, the magnetic attraction part 13 is exposed to the type of the electronic device. -c outside the interface.

The length L of the magnetic portion 13 of the type-c adapter 10 is less than 16.7 mm. Preferably, it is less than 16.6mm or less than or equal to 16.5mm.

Referring to 2A and 2B, the insertion part 11 includes a housing 115 and a conductive pin 111 and an insulating part 113 accommodated in the housing 115, and the housing 115 is used to protect the conductive pin 111 located inside it. Preferably, the data of the conductive pins 111 is 24, and its electrical configuration matches the standard type-c interface. The conductive pins 111 include multiple Vbus signal conductive pins and multiple Vbus signal conductive pins corresponding to the type-c interface. Conductive pin for GND signal. The conductive pins 111 are distributed in double rows and are fixedly connected to the insulating portion 113 to realize the positioning of the conductive pins 111 in the housing 115 . It can be understood that the insulating part 113 can be formed integrally, or can be formed by assembling and combining multiple parts.

The magnetic attraction part 13 includes a plurality of conductive contacts 130, an annular magnet 133, an insulator 131 and a protective cover 135. The annular magnet 133 is sleeved on the insulator 131, and the protective cover 135 is sleeved on the annular magnet along the circumferential direction of the annular magnet 133. 133 to protect the ring magnet 133 from wear and tear. The ring magnet 133 has magnetism and is used for magnetic connection with magnetic substances or substances capable of being magnetically attracted. A through hole is opened on the insulator 131 , and a conductive contact 130 is disposed in the through hole. The conductive contacts 130 are exposed on the surface of the insulator 131 away from the insertion portion 11, preferably, the number of the conductive contacts 130 is 20, and they are distributed in double rows in a rectangular shape.

Please refer to FIG. 3A. Preferably, the insulator 131 protrudes from the surface of the ring magnet 133 away from the insertion part 11 to form a boss 1313, and the conductive contact 130 is arranged on the end surface of the boss 1313 away from the insertion part 11. . As a variation, the surface of the insulator 131 away from the insertion part 11 may also be flush with the surface of the ring magnet 133 away from the insertion part 11 .

It can be understood that the upper through hole of the insulator 131 may be formed by opening, or the conductive contact 130 may be formed by being positioned therein when the insulator 131 is injection molded.

As a variant, the protective cover 135 may be omitted. As yet another variant, the ring magnet 133 can be replaced by a material capable of being magnetically attracted, such as metal iron, cobalt or nickel, or a ferromagnetic material.

The conductive contact 130 is electrically connected to the conductive pin 111. It can be understood that the conductive contact 130 is directly connected to the conductive pin 111. As a preference, the conductive contact 130 is electrically connected to the conductive pin 111 through the PCB board 12. That is, the type-c adapter 10 is provided with a PCB board 12 inside. Preferably, a first groove 117 is formed on the end surface of the insulating part 113 close to the magnetic attraction part 13 , and a second groove 137 is formed on the surface of the insulating part 131 close to the insertion part 11 . The PCB board 12 is a plate-shaped body, one end of which is inserted into the first groove 117, and the opposite end is inserted into the second groove 137, and the PCB board 12 is fixed between the insertion part 11 and the magnetic attraction part 13.

A plurality of conductive pins 111 are distributed in double rows, and the double rows of conductive pins 111 are connected to two opposite surfaces of the PCB board 12 and the PCB board 12 is limited between the double rows of conductive pins 111, and the conductive contacts 130 are in double rows Distributed, the double row of conductive contacts 130 are respectively connected to two opposite surfaces of the PCB board 12 and the PCB board 12 is confined between the double row of conductive contacts 130 .

It can be understood that the first groove 117 and/or the second groove 137 can be omitted. The PCB board 12 can be directly disposed in the insertion portion 11 .

3A and 3B, the number of conductive contacts 130 is less than the number of conductive pins 111, wherein at least one conductive contact 130 is connected with at least two conductive pins 111 that take the Vbus signal, and at least another conductive contact 130 At least two conductive pins 111 carrying GND signals are connected. Preferably, the diameter of the conductive contact 130 connected with at least two conductive pins 111 carrying Vbus or GND signals is greater than 1mm. Preferably, the conductive contacts 130 located at the ends of the two rows of conductive contacts 130 are respectively the first conductive contact 1301, the second conductive contact 1302, the third conductive contact 1303 and the fourth conductive contact 1304, the first The conductive contact 1301 is connected to two conductive pins 111 carrying Vbus signals, the third conductive contact 1303 is connected to two conductive pins 111 carrying Vbus signals, and the second conductive contact 1302 is connected to two conductive pins carrying GND signals 111 , the fourth conductive contact 1304 is connected to the two conductive pins 111 carrying the GND signal. The remaining 16 conductive contacts 130 are connected to the conductive pins 111 except for the Vbus signal and the GND signal in one-to-one correspondence. 20 conductive contacts 130 are distributed in double rows in a rectangle, the first conductive contact 1301, the second conductive contact 1302, the third conductive contact 1303 and the fourth conductive contact 1304 are distributed in the four corners of the rectangle, and the 20 conductive contacts The points 130 are distributed symmetrically with the center of the rectangle (as shown in FIG. 3B ), that is, the first conductive contact 1301 and the third conductive contact 1303 are arranged diagonally, and the second conductive contact 1302 and the fourth conductive contact 1304 is arranged diagonally, and the conductive contacts 130 carrying the Vbus signal and the GND signal are set at the end positions of the two rows of conductive contacts 130, and the signals transmitted by the remaining conductive contacts 130 are maintained with the signal types and relative positions defined by the type-c interface unanimous. Specifically, the electrical signals transmitted by the first row of conductive contacts 130 from left to right are GND signal, RX1+ signal, RX1- signal, Sbu2 signal, D- signal, D+ signal, CC2 signal, TX2- signal, TX2+ signal, Vbus signal, the electrical signals transmitted by the second row of conductive contacts 130 from left to right are Vbus signal, TX1+ signal, TX1- signal, CC1 signal, D+ signal, D- signal, Sbu1 signal, RX2- signal, RX2+ signal and GND signal. As a modification, the first conductive contact 1301 and the third conductive contact 1303 transmit the GND signal, and the second conductive contact 1302 and the fourth conductive contact 1304 transmit the Vbus signal, that is, the first row of conductive contacts is from left to right The electrical signals corresponding to transmission are Vbus signal, RX1+ signal, RX1- signal, Sbu2 signal, D- signal, D+ signal, CC2 signal, TX2- signal, TX2+ signal, GND signal, and the second row of conductive contacts correspond from left to right The transmitted electrical signals are GND signal, TX1+ signal, TX1- signal, CC1 signal, D+ signal, D- signal, Sbu1 signal, RX2- signal, RX2+ signal and GND signal.

The size of the first conductive contact 1301 , the second conductive contact 1302 , the third conductive contact 1303 and the fourth conductive contact 1304 is larger than that of the rest of the conductive contacts 130 . Preferably, the diameter of the first conductive contact 1301 , the second conductive contact 1302 , the third conductive contact 1303 and the fourth conductive contact 1304 is 1.2 mm, and the size of the remaining conductive contacts 130 is 0.8 mm.

It can be understood that the positions of the first conductive contact 1301 and the second conductive contact 1302, the third conductive contact 1303 and the fourth conductive contact 1304 are preferably arranged at the end positions of the two rows of conductive contacts 130, as a deformation, its Can be arranged at any position in the two rows of conductive contacts 130, as long as the first conductive contact 1301 and the second conductive contact 1302, the third conductive contact 1303 and the fourth conductive contact 1304 are just rectangularly distributed and the first The conductive contact 1301 and the third conductive contact 1303 are arranged diagonally, and the second conductive contact 1302 and the fourth conductive contact 1304 are arranged diagonally.

As a variation, the number of conductive pins 111 can be adjusted as required, for example, when only power transmission is required, the conductive pins 111 for transmitting data signals can be omitted. The corresponding number of conductive contacts 130 can be adjusted accordingly.

As a variation, one of the first conductive contact 1301 and the third conductive contact 1303 is connected to three conductive pins 111 carrying Vbus signals, and the other is connected to one conductive pin 111 carrying Vbus signals. One of the second conductive contact 1302 and the fourth conductive contact 1304 is connected to three conductive pins 111 carrying GND signals, and the other is connected to one conductive pin 111 carrying GND signals.

Please refer to Figures 4A and 4B. The second embodiment of the present utility model provides an electrical connector 20, including a type-c adapter 21 and a connector 22 as disclosed in the first embodiment or its modified embodiment, type-c The adapter 21 and the connector 22 are designed separately, and the two can be magnetically connected. The connector 22 includes a first end 221, and the first end 221 is provided with a one-to-one matching with the conductive contacts (not labeled). When the probe 223 is magnetically connected to the type-c adapter 21 and the connector, the conductive contact is electrically connected to the corresponding probe 223 .

In this embodiment, the electrical connector 20 is an adapter, which acts as an adapter. The connector 22 includes a second end 222 opposite to the first end 221, and the second end 222 is a type-c female seat, or a lighting female socket or Micro-USB socket. The probe is electrically connected to the type-c female socket at the second end, or the lighting female socket or the Micro-USB female socket. Taking the type-c female seat as an example, the single probe 223 that transmits the Vbus and GND signals among the 20 probes 223 is connected to the two terminals of the type-c female seat to restore to the definition of the standard type-c female seat interface type.

The first end 221 of the connector 22 is provided with a concave portion 224 matching the size of the boss 2313 of the type-c adapter 21, the probe 223 is set in the concave portion 224, and the type-c adapter 21 and the connector 22 are magnetically attracted When connected, the boss 2313 protrudes into the recess 224 . In order to stabilize the positioning of the type-c adapter 21 and the connector 22 , the two are less likely to move relative to each other. As a modification, when the boss is omitted, the type-c adapter 21 and the connector 22 are designed to be in surface-to-surface contact. When the two are in plane contact, the probe 223 is electrically connected to the conductive contact.

Preferably, the probe 223 is an elastic probe 223, and when the probe 223 is in contact with the conductive contact, an elastic force acts between the two to make the contact between the two more stable.

As a variant, the positions of the probes 223 and conductive contacts may be interchanged. Preferably, the dimensions of the probes 223 match the dimensions of the conductive contacts. Preferably, the size of the four probes 223 distributed at the corners of the rectangle is larger than that of the rest of the probes 223 .

Preferably, the recess 224 is surrounded by a ring magnet 225 , the size of the ring magnet 225 is the same as that of the ring magnet (not labeled) on the type-c adapter, and the two can magnetically attract each other. As a variant, it can also be made of a magnetically attracted substance.

Please refer to Figures 5A and 5B, the third embodiment of the present utility model provides an electrical connector 30, including a type-c adapter 31 and a connector 32 as disclosed in the first embodiment or its modified embodiment, type- The c adapter 31 and the connecting head 32 are designed separately, and the two can be magnetically connected. The connecting head 32 includes a first end 321, and the first end 321 is provided with a one-to-one correspondence with the conductive contacts (not labeled). When the matching probe 323 is magnetically connected to the type-c adapter 31 and the connector 32 , the conductive contact is electrically connected to the corresponding probe 323 .

In this embodiment, the connector 32 is a wire structure, which includes a second end 322 opposite to the first end 321 and a wire body 325, the wire body 325 is located between the first end 321 and the second end 322, and the second end 322 The two ends 322 are HDMI females.

The first end 321 of the connector 32 is provided with a concave portion 324 matching the size of the boss (not labeled) of the type-c adapter 31, the probe 323 is arranged in the concave portion 324, the type-c adapter 31 and the connector 32 when the magnetic attraction is connected, the boss protrudes into the concave portion 324 . In order to stabilize the positioning of the type-c adapter 31 and the connector 32 , the two are less likely to move relative to each other.

Preferably, the probe 323 is an elastic probe 323, and when the probe 323 is in contact with the conductive contact, an elastic force acts between the two to make the contact between the two more stable.

As a variant, the positions of the probes 323 and conductive contacts may be interchanged. Preferably, the dimensions of the probes 323 match the dimensions of the conductive contacts. Preferably, the size of the four probes 323 distributed at the corners of the rectangle is larger than that of the rest of the probes 323 .

Preferably, the recess 324 is surrounded by a ring magnet 325 , the size of the ring magnet 325 is the same as that of the ring magnet (not labeled) on the type-c adapter 31 , and the two can magnetically attract each other. As a variant, it can also be made of a magnetically attracted substance.

Please refer to Fig. 6, the third embodiment of the present utility model provides an electrical connector 40, which includes a type-c adapter 41 and a connector 42, the only difference from the third embodiment is that the second connector 42 Terminal 422 is an HDMI male.

As a variant, the second end 422 of the connector 42 can be a USB connector, or a type-c connector, or a Micro-USB connector or a lighting connector.

The above description is only a preferred embodiment of the utility model, and is not intended to limit the utility model. Any modification made within the principles of the utility model, equivalent replacement and improvement, etc. should include the protection of the utility model. within range.

Claims (11)

1. A type-c adapter, which includes an insertion part and a magnetic attraction part, the insertion part and the magnetic attraction part are connected, when the insertion part is inserted into the type-c interface of the electronic device, the magnetic attraction part is exposed to the type-c interface of the electronic device Outside the c interface, it is characterized in that: the insertion part includes a plurality of Vbus signal conductive pins corresponding to the type-c interface and a plurality of GND signal conductive pins, and the end surface of the magnetic attraction part away from the insertion part is provided with Conductive contacts, wherein at least one conductive contact is connected to at least two conductive pins carrying Vbus signals, and at least another conductive contact is connected to at least two conductive pins carrying GND signals. 2. The type-c adapter according to claim 1, characterized in that: there are 24 conductive pins, and there are 20 conductive contacts on the end surface of the magnetic attraction part away from the insertion part, and the conductive contacts Including the first conductive contact, the second conductive contact, the third conductive contact and the fourth conductive contact, the first conductive contact is connected to two conductive pins for Vbus signal, the third conductive contact is connected to two The conductive pin of the Vbus signal, the second conductive contact is connected to the two conductive pins carrying the GND signal, and the fourth conductive contact is connected to the two conductive pins carrying the GND signal. 3. The type-c adapter according to claim 2, characterized in that: 20 conductive contacts are distributed in double rows in a rectangle, the first conductive contact, the second conductive contact, the third conductive contact and the fourth conductive contact The contacts are distributed in the four corners of the rectangle, and the 20 conductive contacts are distributed symmetrically with the center of the rectangle as the symmetrical point. 4. The type-c adapter according to claim 2, characterized in that: 20 conductive contacts are distributed in double rows in a rectangle, and the electrical signals transmitted by the first row of conductive contacts from left to right are GND signal and RX1+ signal , RX1-signal, Sbu2 signal, D-signal, D+ signal, CC2 signal, TX2-signal, TX2+ signal, Vbus signal, the electrical signals transmitted by the second row of conductive contacts from left to right are Vbus signal, TX1+ signal, TX1-signal, CC1 signal, D+ signal, D-signal, Sbu1 signal, RX2-signal, RX2+ signal and GND signal; or the electrical signals transmitted by the first row of conductive contacts from left to right are Vbus signal, RX1+ signal, RX1-signal, Sbu2 signal, D-signal, D+ signal, CC2 signal, TX2-signal, TX2+ signal, GND signal, the electrical signals transmitted by the second row of conductive contacts from left to right are GND signal, TX1+ signal, TX1 - signal, CC1 signal, D+ signal, D- signal, Sbu1 signal, RX2- signal, RX2+ signal and GND signal. 5. The type-c adapter according to claim 1, characterized in that: the size of the conductive contact connected with at least two conductive pins that take Vbus or GND signals is larger than the conductive contacts that do not take Vbus or GND signals The diameter of the conductive contact connected to at least two conductive pins that take Vbus or GND signals is greater than 1mm. 6. The type-c adapter according to claim 1, characterized in that: a PCB board is arranged inside the type-c adapter, a first groove is arranged on the end surface of the magnetic attraction part close to the insertion part, and the insertion part A second groove is provided on the end surface close to the magnetic attraction part, one end of the PCB board is inserted into the first groove, and the other end is inserted into the second groove and fixed between the insertion part and the magnetic attraction part. 7. The type-c adapter according to claim 6, characterized in that: the plurality of conductive pins are distributed in double rows, and the double row of conductive pins are connected to the two opposite surfaces of the PCB board and limit the PCB board Between the double rows of conductive pins, the conductive contacts are distributed in double rows, and the double rows of conductive contacts are respectively connected to two opposite surfaces of the PCB board and the PCB board is confined between the double rows of conductive contacts. 8. An electrical connector, characterized in that it includes the type-c adapter and connector according to any one of claims 1-7, the type-c adapter and the connector are designed separately, and can be magnetically attracted connection, the connector includes a first end, and the first end is provided with matching probes corresponding to the conductive contacts one by one. When the type-c adapter is magnetically connected to the connector, the conductive contacts and the corresponding probes The pin is electrically connected. 9. The electrical connector according to claim 8, wherein the electrical connector is an adapter, the connector includes a second end opposite to the first end, and the second end is a type-c Female socket, or lighting female socket or Micro-USB female socket. 10. The electrical connector according to claim 8, wherein the connector includes a second end opposite to the first end and a wire body, the wire body is located between the first end and the second end, The second end is a USB connector or an HDMI male connector or an HDMI female connector or a type-c connector or a Micro-USB connector or a lighting connector. 11. The electrical connector according to claim 8, wherein the magnetic attraction part comprises a protective sleeve, a ring magnet and an insulator, the ring magnet is sleeved on the insulator, and the protective sleeve is sleeved on the ring magnet , the insulator protrudes from the surface of the ring magnet away from the insertion part to form a boss, the conductive contact is arranged on the end surface of the boss away from the insertion part, and the first end of the connector is provided with a A concave part with matching size, the probe is arranged in the concave part, and when the type-c adapter is magnetically connected to the connector, the boss protrudes into the concave part.