CN214255748U

CN214255748U - Magnetic charging cable and charging connector

Info

Publication number: CN214255748U
Application number: CN202022765998.8U
Authority: CN
Inventors: 张成君
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-09-21
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a magnetic charging wire, which comprises a conductive wire, a first connector and a second connector electrically connected with the conductive wire respectively. The conductive wire includes a power wire, a ground wire, a signal wire and a fast charging communication wire , the second connector comprises a first insulating support, a plurality of first conductive terminals mounted on the first insulating support and exposed at the front end of the first insulating support, and a first magnetic metal sleeve sleeved on the outside of the first insulating support, A plurality of first conductive terminals are sequentially arranged in a row to form a terminal row, and include a signal terminal electrically connected with the signal line, a power supply terminal electrically connected with the power supply line, and a protocol terminal electrically connected with the fast charging communication line. The conductive terminals are symmetrically arranged along the center of the terminal row, and the ground wire is electrically connected to the first magnetic metal sleeve. Compared with the prior art, the utility model has stable charging, can realize fast charging and is compatible with existing adapters. The utility model also discloses a charging connector with a magnetic charging wire.

Description

Magnetism is inhaled charging wire and charging connector

Technical Field

The utility model relates to a battery charging outfit especially relates to a battery charging outfit is inhaled to magnetism.

Background

Cell-phone, electronic equipment such as panel computer has been essential equipment in everybody's life, it charges to it often to use the charging wire now, electronic equipment rotates when the convenience of charging occasionally, use same charging wire to charge to multiple type electronic equipment, refer to chinese patent CN201920084677.6, a connector subassembly that has the adapter for electronic equipment is disclosed, divide into adapter and connector two parts with the charging wire, adapter and connector are connected through magnetism cooperation of inhaling, wherein have seven terminals on the terminal surface of connector, do from a left side to the right side respectively in proper order: the circuit board comprises a ground terminal, a power supply terminal, a signal positive terminal, a signal negative terminal, a signal positive terminal, a power supply terminal and a ground terminal. However, due to the lack of a terminal port of a quick charging protocol, when the connector is used for charging an electronic product, only ordinary charging can be performed, and quick charging cannot be performed. If a terminal of the quick-charging protocol is additionally arranged on the end face of the connector, the size of the end face of the connector and the connector assembly is increased, and the use is inconvenient. Moreover, when the connector is used, only one effective grounding terminal is arranged, the signal source and the power supply at the end parts of the connector and the adapter are difficult to avoid being exposed outside, and the stability is not high when the power supply and the signal are transmitted.

Therefore, there is a need for a magnetic charging wire and a charging connector that can solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a magnetism is inhaled charging wire and charging connector has the function of filling soon when small, and stability is good when charging and signal transmission, and can prevent to inhale when the port meets because static produces damage and interference to conductive terminal.

In order to achieve the purpose, the utility model discloses a magnetic charging wire, which comprises a conductive wire, a first connector and a second connector which are respectively and electrically connected with the conductive wire, the conductive wire comprises a power wire, a ground wire, a signal wire and a quick-charging communication wire, the second connector comprises a first insulating bracket and a plurality of first conductive terminals which are arranged on the first insulating bracket and exposed at the front end of the first insulating bracket, and a first magnetic metal sleeve sleeved outside the first insulating support, a plurality of first conductive terminals being arranged in a row in sequence to form a terminal row, the quick charging device comprises a signal terminal electrically connected with the signal line, a power supply terminal electrically connected with the power line and a protocol terminal electrically connected with the quick charging communication line, wherein the same first conductive terminal is symmetrically arranged along the center of the terminal row, and the ground wire is electrically connected with the first magnetic metal sleeve.

Compared with the prior art, the utility model discloses with the ground terminal replacement in the first conductive terminal for carry the agreement terminal of filling the agreement signal soon, then with ground wire lug connection to magnetic metal cover, increased the terminal of filling soon under the prerequisite that does not increase terminal figure of terminal department, so that the magnetism is inhaled the charging wire and is had the function of filling soon when small, and inhale the magnetism of charging wire with ground terminal and magnetism and inhale the metal casing and link to each other, the stability of signal transmission's of port department and power supply has been increased, and prevent to inhale when the port meets because static produces damage and interference to conductive terminal. On the other hand, the terminal surface figure of charging wire is inhaled to magnetism is the same with prior art, can compatible current adapter, and reduce cost reduces extravagantly.

Preferably, the conductive wire comprises a power line, a ground line, a signal positive line, a signal negative line and a fast charging communication line, and the first conductive terminals comprise seven protocol terminals, a power terminal, a signal positive terminal, a signal negative terminal, a signal positive terminal, a power terminal and a protocol terminal in sequence.

Preferably, the second connector is further provided with a first grounding terminal, one end of the first grounding terminal is electrically connected with the ground wire, and the other end of the first grounding terminal is electrically connected with the first magnetic metal sleeve. The first grounding terminal is arranged in the second connector, can be in large-area contact with the first magnetic metal sleeve, and is stable in structure.

Specifically, the first ground terminals are two and located at two sides of the first conductive terminal respectively.

Preferably, the front end of the second connector is rectangular, oval or circular. Of course, the cross section of the front end of the second connector can also be in other shapes.

Preferably, the top end of the first insulating support is higher or lower than the top end of the first magnetic metal sleeve, so that the top of the second connector is stepped to form a male connector or a female connector. Of course, the second insulating support and the second magnetic metal sleeve can also be arranged at the same height.

Preferably, the conductive wire is a cable, the first connector is used for connecting a power supply end, and the second connector is used for supplying power to an adapter.

The utility model also discloses a charging connector, including magnetism inhale charging wire and adapter, magnetism inhale charging wire as above, the adapter includes second insulating support, cover locate the second insulating support outside and can with first magnetism metal sleeve magnetism inhale the complex second magnetism metal sleeve, install in on the second insulating support and expose in a plurality of second conductive terminal that the second insulating support front end corresponds with first conductive terminal position, and the interface that charges, the interface that charges includes second ground terminal, and with the fourth conductive terminal that second conductive terminal corresponds and electricity is connected, second conductive terminal respectively with the electrically connected conductive terminal of agreement terminal, power supply terminal, signal positive terminal and signal negative terminal electricity, second ground terminal with second magnetism metal sleeve electricity is connected, the front end of second connector can with the front end cooperation grafting of adapter, so that the first magnetic metal sleeve and the second magnetic metal sleeve are in magnetic attraction contact and realize electric connection, and the first conductive terminal and the second conductive terminal are correspondingly and electrically connected.

Compared with the prior art, the utility model discloses with the ground terminal replacement among first conductive terminal and the second conductive terminal for carry the agreement terminal of filling the agreement signal soon, then with ground wire lug connection to magnetic metal cover, increased the terminal of filling soon under the prerequisite that does not increase terminal figure of terminal department, so that magnetism is inhaled the charging wire and is had the function of filling soon when small, and link to each other ground terminal and the magnetism metal-back that corresponds, the stability of signal transmission and the power supply of port department has been increased, and prevent to inhale when meeting port (second connector front end and adapter front end) because static produces damage and interference to conductive terminal. On the other hand, the terminal surface figure of charging wire is inhaled to magnetism is the same with prior art, can compatible current adapter, and reduce cost reduces extravagantly.

Preferably, the second conductive terminal rows are arranged in a row or in a ring shape in sequence around a center. When the second conductive terminals are arranged in a row, the front end of the adapter is non-circular, such as rectangular, oval, etc.

Preferably, the front end of the adaptor is rectangular, oval or circular.

Drawings

Fig. 1 is a schematic structural diagram of the charging connector of the present invention.

Figure 2 is the utility model discloses a structure schematic diagram of charging wire is inhaled to magnetism.

Fig. 3 is a cross-sectional view of an angle of the second connector of the present invention.

Fig. 4 is a cross-sectional view of the second connector of the present invention at another angle.

Fig. 5 is a schematic structural diagram of the front end of the second connector of the present invention.

Fig. 6 is a schematic structural diagram of a front end of a second connector according to another embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a front end of a second connector according to another embodiment of the present invention.

Fig. 8 is a schematic structural diagram of the adaptor according to the present invention.

Fig. 9 is a schematic structural diagram of the second connector according to still another embodiment of the present invention.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

Referring to fig. 1 to 3, the utility model also discloses a charging connector 100, including magnetism inhale charging wire 10 and adapter 20, magnetism inhale charging wire 10 include conductor wire 11, respectively with first connector 12 and second connector 13 that conductor wire 11 electricity is connected, first connector 12 one end with conductor wire 11 electricity is connected, and the other end is used for with the feeder ear (including external power source, power adapter, USB power supply mouth etc.) cable shaft, second connector 13 one end with conductor wire 11 electricity is connected, and the other end is used for being connected with adapter 20 cooperation, and the electric energy and the signal that the feeder ear provided are carried to adapter 20 through first connector, conductor wire 11 and second connector 13, and adapter 20 carries this electric energy and signal switching to the handheld terminal that corresponds to realize the charging and the information upload download at handheld terminal.

Referring to fig. 1, the conductive line 11 includes a power line, a ground line, a signal positive line, a signal negative line and a fast charging communication line, and the first connector 12 has a plurality of conductive terminals electrically connected to each of the conductive lines.

Referring to fig. 2 to 5, the second connector 13 includes a first insulating support 31, a plurality of first conductive terminals 40 mounted on the first insulating support 31 and exposed at the front end of the first insulating support 31, and a first magnetic metal sleeve 32 sleeved outside the first insulating support 31, the plurality of first conductive terminals 40 are sequentially arranged in a row to form a terminal row, and include a signal positive terminal 41 electrically connected to the signal positive line, a signal negative terminal 42 electrically connected to the signal negative line, a power terminal 43 electrically connected to the power line, and a protocol terminal 44 electrically connected to the fast charging communication line, the same first conductive terminals 40 are symmetrically disposed along the center of the terminal row, and the ground line is electrically connected to the first magnetic metal sleeve 32.

In this embodiment, the first conductive terminals 40 include seven protocol terminals 44, a power terminal 43, a signal positive terminal 41, a signal negative terminal 42, a signal positive terminal 41, a power terminal 43, and a protocol terminal 44.

Referring to fig. 4, a first grounding terminal 45 is further disposed on the second connector 13, one end of the first grounding terminal 45 is electrically connected to the ground line, and the other end is electrically connected to the first magnetic metal sleeve 32. The first ground terminal 45 is embedded in the second connector 13, and can be in large-area contact with the first magnetic metal sleeve 32, so that the structure is stable. In this embodiment, an accommodating groove is formed in the first magnetic metal sleeve 32, and the end of the first grounding terminal 45 extends into the accommodating groove and is in interference fit with the groove wall of the accommodating groove to realize electrical connection. Of course, the ground terminal 45 may be directly provided inside the first magnetic metal shell 32 and electrically connected to the inner wall of the first magnetic metal shell (as shown in fig. 9).

Referring to fig. 4, two first ground terminals 45 are respectively located at two sides of the first conductive terminal 40 (terminals 41-44), so that the ground wire is electrically connected to the first magnetic metal sleeve 32 through the first ground terminals 45 at two sides of the interface, and the connection is more stable.

In the above embodiment, the ground wire may be electrically connected to the first magnetic metal sleeve 32 through the first ground terminal 45, and of course, the ground wire may be directly welded or wound on the first magnetic metal sleeve 32.

Referring to fig. 5, the front end of the second connector 13 is rounded.

Of course, referring to fig. 6, the front end of the second connector 13a may be oval, and referring to fig. 7, the front end of the second connector 13b may be rectangular, and of course, the cross section of the front end of the second connector may also be other shapes.

Referring to fig. 2, in the present embodiment, the conductive wire 11 is a cable, the first connector 12 is used for connecting a power supply terminal, and the second connector 13 is used for supplying power to the adaptor 20. Of course, in another embodiment, the conductive wire 11 may also be a printed circuit on a circuit board, and the first connector 12 may also be a charging interface, in which case the third connector 13 is a corresponding power receiving interface.

The second connector 13 is electrically connected to the conductive wire 11 through a circuit board 33.

In this embodiment, the top end of the first insulating bracket 31 is lower than the top end of the first magnetic metal sleeve 32, so that the top of the second connector 13 is stepped to form a female connector. Of course, the second insulating support 31 and the second magnetic metal sleeve 32 may also be disposed at the same height or as a male connector.

Referring to fig. 1 and 8, the adaptor 20 includes a second insulating support 21, a second magnetic metal sleeve 22 sleeved outside the second insulating support 21 and magnetically engaged with the first magnetic metal sleeve 32, a plurality of second conductive terminals 50 mounted on the second insulating support 21 and exposed at the front end of the second insulating support 21, the second conductive terminals 50 corresponding to the first conductive terminals 40, and a charging interface 23, where the charging interface 23 includes a fourth conductive terminal and a second ground terminal, the fourth conductive terminal includes a protocol terminal for transmitting a fast charging protocol, a power terminal, a signal positive terminal, and a signal negative terminal, the second conductive terminal 50 has a plurality of conductive terminals corresponding to the first conductive terminals, and the second ground terminal is electrically connected to the second magnetic metal sleeve 22. The front end of the second connector 13 can be inserted and connected with the front end of the adapter 20 in a matching manner, so that the first magnetic metal sleeve 32 and the second magnetic metal sleeve 22 are in magnetic attraction contact and realize electric connection, one end of the first conductive terminal 40 is correspondingly and electrically connected with one end of the second conductive terminal 50, the fourth conductive terminal is electrically connected with the other end of the second conductive terminal 50,

referring to fig. 8, the second conductive terminals 50 are annularly arranged around a center, and the front end of the adaptor 20 is circular. The second conductive terminal 50 includes, in order from the outside to the inside: protocol terminal 54, power supply terminal 53, signal plus terminal 52, signal minus terminal 51.

Of course, the second conductive terminals 50 may be arranged in a row, and the front end of the adaptor 20 may be rectangular, oval, etc. At this time, the second conductive terminal 50 sequentially includes: protocol terminal 54, power supply terminal 53, signal plus terminal 52, signal minus terminal 51, signal plus terminal 52, power supply terminal 53, protocol terminal 54.

The front end of the adapter 20 and the front end of the second connector 13 respectively have ports capable of being matched with each other in a plug-in manner.

In this embodiment, the second magnetic metal sleeve 22 is lower than the second insulating support 21, so that the front end of the adaptor 20 is a male connector.

In this embodiment, the first connector 12 is an interface for connecting a power adapter or a standard, mini, micro, or Type-C USB connector.

In the present embodiment, the charging interface 23 is an expansion connector or a standard, mini, micro, Lightning, or Type-C USB connector.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. A magnetic charging wire, comprising a conductive wire, a first connector and a second connector electrically connected to the conductive wire respectively, the conductive wire comprising a power line, a ground wire, a signal wire and a fast charging communication wire , characterized in that: the second connector comprises a first insulating support, a plurality of first conductive terminals mounted on the first insulating support and exposed at the front end of the first insulating support, and a plurality of first conductive terminals sleeved on the first insulating support A first magnetic metal sleeve on the outside of the first insulating support, a plurality of the first conductive terminals are arranged in a row in sequence to form a terminal row, and includes a signal terminal electrically connected to the signal line and electrically connected to the power supply line The same first conductive terminal is symmetrically arranged along the center of the terminal row, and the ground wire is electrically connected to the first magnetic metal sleeve.

2. The magnetic charging cable according to claim 1, wherein the conductive wire comprises a power wire, a ground wire, a positive signal wire, a negative signal wire and a fast charging communication wire, and the first conductive terminal has seven It includes a protocol terminal, a power terminal, a positive signal terminal, a negative signal terminal, a positive signal terminal, a power terminal, and a protocol terminal in sequence.

3 . The magnetic charging cable according to claim 1 , wherein a first ground terminal is further provided on the second connector, one end of the first ground terminal is electrically connected to the ground wire, and the other end is electrically connected to the ground wire. 4 . The first magnetic metal sleeve is electrically connected.

4 . The magnetic charging cable according to claim 3 , wherein there are two first ground terminals and they are located on two sides of the first conductive terminal respectively. 5 .

5 . The magnetic charging cable according to claim 1 , wherein the front end of the second connector is in the shape of a rectangle, an ellipse or a circle. 6 .

6 . The magnetic charging cable according to claim 1 , wherein the top end of the first insulating bracket is higher or lower than the top end of the first magnetic metal sleeve, so that the second connector The top is stepped to form a male or female interface.

7 . The magnetic charging cable according to claim 1 , wherein the conductive wire is a cable, the first connector is used to connect the power supply terminal, and the second connector is used to connect a power supply terminal. 8 . power supply.

8. A charging connector, characterized in that it comprises a magnetic charging cable and an adapter, the magnetic charging cable according to any one of claims 1 to 7, and the adapter comprising a second insulation A bracket, a second magnetic metal sleeve that is sleeved on the outside of the second insulating bracket and can be magnetically matched with the first magnetic metal sleeve, mounted on the second insulating bracket and exposed to the second insulating bracket a plurality of second conductive terminals on the front end corresponding to the first conductive terminals, and a charging interface, the charging interface includes a second ground terminal, and a fourth conductive terminal corresponding to and electrically connected to the second conductive terminals, The second ground terminal is electrically connected to the second magnetic metal sleeve, and the front end of the second connector can be mated and plugged with the front end of the adapter, so that the first magnetic metal sleeve and the second magnetic metal sleeve are connected to each other. The magnetic metal sleeve magnetically contacts and realizes electrical connection, and the first conductive terminal and the second conductive terminal are electrically connected correspondingly.

9 . The charging connector of claim 8 , wherein the second conductive terminal rows are arranged in a row or in a ring around a center in sequence. 10 .

10 . The charging connector of claim 8 , wherein the front end of the adapter is rectangular, oval or circular. 11 .