CN216162010U

CN216162010U - Two-in-one charging wire

Info

Publication number: CN216162010U
Application number: CN202122092778.8U
Authority: CN
Inventors: 周元庭
Original assignee: Dongguan Chuanfu Electronics Co Ltd
Current assignee: Dongguan Chuanfu Electronics Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-04-01
Anticipated expiration: 2031-08-31

Abstract

The utility model relates to a two-in-one charging wire which comprises a magnetic suction connector integrally provided with a male end and a female end, wherein at least one spring needle is arranged in the magnetic suction connector, and the two ends of the spring needle are respectively provided with a male end anode and a female end anode; the outer circumference of the spring needle is coaxially provided with a magnetic part and a copper sleeve, the magnetic part is used as a magnetic attraction joint and a magnetic force source when the magnetic attraction joint and the corresponding charging joint are inserted, and the copper sleeve is used as a negative pole. According to the magnetic charging wire, power is supplied to at least two different products at the same time, the use scene of the magnetic charging wire is expanded, the product value of the magnetic charging wire is improved, and the magnetic charging wire has good market early stage and benefit; the magnetic connector is internally provided with a spring needle and a PCB (printed circuit board), the male end and the female end are integrated to realize the two-in-one function, the spring needle penetrates through the two magnetic connectors, the needle shaft of the spring needle is a male end anode and is in contact with the female end of another device, and the bottom of the needle tube is a female end anode and is in contact with the male end of another device.

Description

Two-in-one charging wire

Technical Field

The utility model relates to the technical field of charging connectors, in particular to a spring needle type two-in-one charging wire.

Background

With the development of society, many electronic products come out, wherein, how to supply power or charge the electronic products is always surrounded in the life cycle of the electronic products. In the aspect of charging, appear adopting magnetism to inhale the paired charging wire of formula, it adopts magnetism to inhale the joint and is connected with electronic product, and this kind of magnetism inhales the charging wire, and is convenient and stable to inserting. In order to guarantee the magnetism of inhaling the charging wire and inhale the mode of inserting, the magnetism of charging wire is inhaled and is connected and must be set up magnet, leads to the magnetism to inhale the structural design who connects interior hardly to change and optimize, and the function singleness of charging wire is inhaled to magnetism.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a spring needle type two-in-one charging wire which integrates a male end and a female end into a whole.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows: a two-in-one charging wire comprises a magnetic suction connector integrally provided with a male end and a female end, wherein at least one spring pin is arranged in the magnetic suction connector, and the two ends of the spring pin are respectively provided with a male end anode and a female end anode; the outer circumference of the spring needle is coaxially provided with a magnetic part and a copper sleeve, the magnetic part is used as a magnetic attraction joint and a corresponding charging joint to attract a magnetic force source during mutual insertion, and the copper sleeve is used as a negative electrode.

In the technical scheme, the outer circumference of the pogo pin is sleeved with an insulating sleeve for electrically isolating the pogo pin from the copper sleeve, and the magnetic part is coaxially arranged between the insulating sleeve and the copper sleeve.

In the above technical scheme, the insulating sleeve is provided with a boss at the female end, the insulating sleeve is provided with a sinking groove at the male end, the needle shaft contact end of the pogo pin is exposed from the sinking groove and is higher than the sinking groove, and the needle tube tail end of the pogo pin is exposed from the boss.

In the technical scheme, the copper sleeve is provided with a contact ring which is exposed out of the end face of the magnetic suction connector along the radial direction, and the insulating sleeve is provided with a limiting ring along the radial direction; the magnetic part is arranged in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body, the limiting ring and the contact ring, or in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body and the limiting ring, or in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body and the contact ring, or in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body, the contact ring and the circuit board.

In the above technical scheme, a circuit board is arranged in the magnetic connector, the pogo pin penetrates through the through hole of the circuit board and is electrically connected with the positive electrode line of the circuit board, and the copper bush is fixed on the circuit board and is electrically connected with the negative electrode line of the circuit board.

In the above technical scheme, a clamping groove is formed in the circuit board, a clamping block matched with the clamping groove is arranged on the copper sleeve, and the clamping block is embedded in the clamping groove.

In the above technical scheme, the magnetic suction connector further comprises a shell, the copper sleeve is wrapped and molded in the shell, and the outer wall of the copper sleeve is provided with a circle of convex edge clamped with the shell.

In the above technical solution, the magnetic member is a magnetic ring.

In the above technical scheme, two spring pins are arranged in the magnetic suction connector, and the two spring pins are arranged in a side-by-side manner, a cross manner, an X-shaped cross manner or a T-shaped cross manner.

In the above technical scheme, the magnetic suction connector is connected with a charging connector through a connecting wire.

The magnetic charging wire has the beneficial effects that the structure is reasonable, the design is novel, the practicability is high, the purpose that power is supplied to at least two different products simultaneously through one magnetic charging wire is achieved, the use scene of the magnetic charging wire is expanded, the product value of the magnetic charging wire is improved, and the magnetic charging wire has good market early stage and benefits; the magnetic connector is internally provided with a spring needle and a PCB (printed circuit board), the male end and the female end are integrated to realize the two-in-one function, the spring needle penetrates through the two magnetic connectors, the needle shaft of the spring needle is a male end anode and is in contact with the female end of another device, and the bottom of the needle tube is a female end anode and is in contact with the male end of another device.

Drawings

Fig. 1 is an exploded schematic view of the first embodiment.

Fig. 2 is a schematic exploded view of the second embodiment.

Fig. 3 is a schematic cross-sectional structure diagram of the first embodiment.

Fig. 4 is a schematic cross-sectional view of a magnetic suction connector according to the first embodiment.

Fig. 5 is a schematic cross-sectional view of a magnetic connector according to a second embodiment.

Fig. 6 is a second cross-sectional view of the magnetic connector according to the third embodiment.

Fig. 7 is a schematic cross-sectional view of a magnetic suction connector according to a fourth embodiment.

Fig. 8 is a schematic cross-sectional view of a magnetic suction connector according to the fifth embodiment.

In the figure: 1. a pogo pin; 11. a male end; 12. a female end; 13. a limiting step; 2. a circuit board; 21. a via hole; 22. a card slot; 3. a copper sleeve; 31. a contact ring; 32. a convex edge; 33. a clamping block; 34. bending the sheet; 4. a magnetic member; 5. an insulating sleeve; 51. sinking a groove; 52. a limiting ring; 53. a boss; 100. a housing; 101. a male end assembly; 102. a female end assembly; 103. a connecting wire; 104. a charging connector; 200. a female end of another device; 300. the male end of another device.

Detailed Description

Embodiments of the present invention will be described with reference to the accompanying drawings.

Embodiment one, as a preferred embodiment of the present invention,

as shown in fig. 1-4, a two-in-one charging wire comprises a magnetic suction connector integrally provided with a male end 11 and a female end 12, at least one pogo pin 1 is arranged in the magnetic suction connector, and two ends of the pogo pin 1 are respectively provided with a male end 11 anode and a female end 12 anode; the outer circumference of the spring needle 1 is coaxially provided with a magnetic part 4 and a copper sleeve 3, the magnetic part 4 is used as a magnetic attraction joint and a corresponding charging joint 104 to attract a magnetic force source during inserting, and the copper sleeve 3 is used as a negative pole.

The outer circumference of the pogo pin 1 is sleeved with an insulating sleeve 5 for electrically isolating the pogo pin 1 from the copper sleeve 3, and the magnetic part 4 is coaxially arranged between the insulating sleeve 5 and the copper sleeve 3.

The insulating sleeve 5 is provided with a boss 53 at the female end 12, the insulating sleeve 5 is provided with a sunken groove 51 at the male end 11, the needle shaft contact end of the pogo pin 1 is exposed from the sunken groove 51 and is higher than the sunken groove 51, and the needle tail end of the pogo pin 1 is exposed from the boss 53.

The outer wall of the needle tube of the spring needle 1 is provided with a limiting step 13, and the limiting step 13 is clamped with the inner wall of the hole in the insulating sleeve 5.

The copper sleeve 3 is provided with a contact ring 31 exposed out of the end face of the magnetic connector along the radial direction, the insulating sleeve 5 is provided with a limiting ring 52 along the radial direction, and the magnetic part 4 is arranged in an annular cavity formed by sequentially connecting and enclosing the main body of the insulating sleeve 5, the limiting ring 52, the main body of the copper sleeve 3 and the contact ring 31.

Be provided with circuit board 2 in the magnetism connects, spring pin 1 wears to establish in the via hole 21 of circuit board 2 and is connected with the positive pole circuit electricity of circuit board 2, and copper sheathing 3 is fixed on circuit board 2 and is connected with the negative pole circuit electricity of circuit board 2 through modes such as soldering tin.

The circuit board 2 is provided with a clamping groove 22, the copper sleeve 3 is provided with a clamping block 33 matched with the clamping groove 22, and the clamping block 33 is embedded in the clamping groove 22.

The magnetic connector is connected to a charging connector 104 through a connection line 103, and the charging connector 104 may be a different connector (e.g., DCJACK, USB, mircoosb, etc.).

The magnetic suction connector further comprises a shell 100, the copper sleeve 3 is wrapped and molded in the shell 100, and a circle of convex edge 32 is arranged on the outer wall of the copper sleeve 3. The magnetic member 4 is a magnetic ring.

The number of the copper sleeves 3 is two, the number of the insulating sleeves 5 is two, the number of the magnetic parts 4 is two, one copper sleeve 3, one insulating sleeve 5 and one magnetic part 4 can form a group of assemblies, the two assemblies are respectively a male end assembly 101 and a female end assembly 102, the male end assembly 101 and the female end assembly 102 are symmetrically arranged on two sides of the circuit board 2, during assembly, the male end assembly 101 and the female end assembly 102 are respectively assembled firstly, then the needle tube of the pogo pin 1 is welded and fixed with the circuit board 2 in a through hole of the plug-in circuit board of the pogo pin 1, the male end assembly 101 and the female end assembly 102 are respectively inserted and fixed at two ends of the pogo pin 1, the respective copper sleeves of the male end assembly 101 and the female end assembly 102 are welded and fixed with the circuit board 2 to form a semi-finished product, and the semi-finished circuit board 2 is welded with a connecting wire 103 and then integrally wrapped and molded with a shell 100 to form a magnetic suction connector.

In the second embodiment, the first embodiment of the method,

as shown in fig. 5, a difference from the first embodiment is that a copper bush 3, an insulating bush 5 and a magnetic member 4 are used, and the copper bush 3 is designed to be stamped to form a contact ring 31 at one end and a plurality of bent pieces 34 at the other end. The spring needle 1 is firstly inserted into the insulating sleeve 5, the circuit board 2 is assembled on the end face of the spacing ring 52 of the insulating sleeve 5, and the needle tube of the spring needle 1 is penetrated into the through hole 21 of the circuit board 2 and is welded and fixed with the positive circuit of the circuit board 2 (or the spring needle 1 is firstly penetrated into the hole of the circuit board 2 and is welded and fixed, and then the spring needle 1 and the circuit board 2 are together coated with plastic to form the insulating sleeve 5); the magnetic part 4 is inserted in the copper sleeve 3, and the insulating sleeve 5 and the spring needle 1 are placed in the magnetic part 4; then bending the plurality of bending sheets 34 of the copper bush 3 to form another contact ring 31, thereby fixing the spring pin 1, the insulating bush 5, the magnetic part 4 and the circuit board 2 in the copper bush 3; then two wire ends of the connecting wire 103 are welded and fixed with the circuit board 2, and the outer wall of the copper sleeve 3 is welded and communicated with the negative circuit of the circuit board 2.

In order to mount the circuit board 2, the copper bush 3 needs to be provided with a mounting groove which is matched with the cross section of the circuit board 2 and penetrates through the side wall of the copper bush 3 at the end of the bending piece 34, so that the circuit board 2 and the copper bush 3 can be positioned, and finally the circuit board is fixed by the bending piece 34.

The insulation sleeve 5 may have only one end provided with the limiting ring 52, may not have the limiting ring 52, or may have both ends provided with the limiting rings 52. As shown in fig. 5, the embodiment describes that only one end of the magnetic member is provided with the limit ring 52, and the magnetic member 4 is installed in an annular cavity surrounded by the insulating sleeve 5, the copper sleeve 3, one contact ring 31 and the limit ring 52.

Wherein, the circuit board 2 can be omitted, and the wire end of the connecting wire 103 is welded and fixed with the outer wall of the copper sleeve 3 and the outer wall of the needle tube of the spring needle 1.

In the third embodiment, the first step is that,

as another embodiment of the second embodiment, as shown in fig. 6, a copper sleeve 3, an insulating sleeve 5 and a magnetic member 4 are used, and the copper sleeve 3 is designed to be stamped to form a contact ring 31 at one end and a plurality of bent pieces 34 at the other end. The spring needle 1 is firstly inserted into the insulating sleeve 5, the circuit board 2 is assembled at one end of the insulating sleeve 5, and the needle tube of the spring needle 1 is penetrated into the through hole 21 of the circuit board 2 and is welded and fixed with the positive circuit of the circuit board 2 (or the spring needle 1 is firstly penetrated into the hole of the circuit board 2 and is welded and fixed, and then the spring needle 1 and the circuit board 2 are together coated with plastic to form the insulating sleeve 5); the magnetic part 4 is inserted in the copper sleeve 3, and the insulating sleeve 5 and the spring needle 1 are placed in the magnetic part 4; then bending the plurality of bending sheets 34 of the copper bush 3 to form another contact ring 31, thereby fixing the spring pin 1, the insulating bush 5, the magnetic part 4 and the circuit board 2 in the copper bush 3; then two wire ends of the connecting wire 103 are welded and fixed with the circuit board 2, and the outer wall of the copper sleeve 3 is welded and communicated with the negative circuit of the circuit board 2.

Wherein, the insulating sleeve 5 is not provided with the limiting ring 52, and the magnetic part 4 is arranged in an annular cavity surrounded by the main body of the insulating sleeve 5, the main body of the copper sleeve 3, the contact ring 31 and the circuit board 2.

In addition, both ends of the insulating sleeve 5 can also be provided with the limiting rings 52, the magnetic part 4 is firstly combined with the insulating sleeve 5 in a plastic-coated mode, namely the magnetic part 4 is coated on the two limiting rings 52 of the insulating sleeve 5, so that the magnetic part 4 is arranged in an annular cavity surrounded by the main body of the insulating sleeve 5, the main body of the copper bush 3 and the limiting rings 52 and the magnetic part 4 is arranged in the annular cavity. Or the magnetic part 4 is directly coated and molded in the insulating sleeve 5, so that the magnetic part 4 is not in contact with the copper sleeve 3, and the outer wall of the insulating sleeve 5 is in contact with the inner wall of the copper sleeve 3.

In the fourth embodiment, the first step is that,

as a further extension scheme of the first and second embodiments, the magnetic suction connector is provided with a plurality of pogo pins 1, each pogo pin 1 is sleeved with an insulating sleeve 5, a magnetic member 4 and a copper sleeve 3 on the outer circumference, here, taking two pogo pins 1 as an example, the two pogo pins 1 are different in size, and the corresponding pogo pins 1 and the combined body formed by the insulating sleeves 5, the magnetic members 4 and the copper sleeves 3 are also different in size, that is, the magnetic suction connector is provided with two male ends 11 different in size and two female ends 12 different in size, and the two pogo pins 1 are arranged in a side-by-side manner or a cross manner or an X-type cross manner. As shown in fig. 7, the embodiment is described in a side-by-side manner, two pogo pins 1 are both soldered on the same circuit board 2, and the two pogo pins 1 respectively penetrate through two through holes 21 on the circuit board 2 and are soldered and fixed, and are integrally molded in the same housing 100. Wherein if a cross mode or an X-shaped cross mode is adopted, the axes of the two spring needles 1 are not coplanar.

In the fifth embodiment, the first step is,

as a further extension scheme of the first and second embodiments, a plurality of pogo pins 1 are arranged on the magnetic suction connector, an insulating sleeve 5, a magnetic member 4, and a copper sleeve 3 are sleeved on the outer circumference of each pogo pin 1, two pogo pins 1 are taken as an example here, the sizes of the corresponding pogo pins 1 and the combined bodies formed by the insulating sleeve 5, the magnetic member 4, and the copper sleeve 3 are also different, the sizes of the two pogo pins 1 are different, and the two pogo pins 1 are arranged in a T-shape, that is, three charging ports are arranged on the magnetic suction connector, which may be two female ends 12 and one male end 11 or two male ends 11 and one female end 12, wherein the axes of the two pogo pins 1 may or may not be coplanar. As shown in fig. 8, the embodiment is described in a coplanar manner, one pogo pin 1 is inserted into a via hole 21 of a circuit board 2 and is fixed by welding, the other pogo pin 1 can be connected to a positive circuit of the circuit board 2 by welding via a pin, and the copper sleeves 3 corresponding to the two pogo pins 1 are connected to a negative circuit of the circuit board 2 by welding.

The magnetic charging line has the advantages that the structure is reasonable, the design is novel, the practicability is high, the purpose that one magnetic charging line supplies power for at least two different products is achieved, the use scene of the magnetic charging line is expanded, the product value of the magnetic charging line is improved, and the magnetic charging line has good market early stage and benefits; use a spring needle 1 and a PCB circuit board 2 in the joint is inhaled to magnetism, realizes the function of two unifications with public end 11 and female end 12 integration, and a spring needle 1 alternates in two magnetism and inhales the end, and the needle shaft department of spring needle 1 is public end 11 positive poles, and with the female head end 200 contact of another equipment, the needle tubing bottom is female end 12 positive poles as, and with the public head end 300 contact of another equipment.

The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. A two-in-one charging wire is characterized by comprising a magnetic suction connector integrally provided with a male end and a female end, wherein at least one spring pin is arranged in the magnetic suction connector, and the two ends of the spring pin are respectively provided with a male end anode and a female end anode; the outer circumference of the spring needle is coaxially provided with a magnetic part and a copper sleeve, the magnetic part is used as a magnetic attraction joint and a corresponding charging joint to attract a magnetic force source during mutual insertion, and the copper sleeve is used as a negative electrode.

2. The two-in-one charging wire according to claim 1, wherein an insulating sleeve for electrically isolating the pogo pin from the copper sleeve is sleeved on an outer circumference of the pogo pin, and the magnetic member is coaxially disposed between the insulating sleeve and the copper sleeve.

3. The two-in-one charging wire according to claim 2, wherein the insulating sleeve is provided with a boss at the female end, the insulating sleeve is provided with a sinking groove at the male end, the needle shaft contact end of the pogo pin is exposed from the sinking groove and is higher than the sinking groove, and the needle tube tail end of the pogo pin is exposed from the boss.

4. The two-in-one charging wire according to claim 3, wherein the copper sleeve is provided with a contact ring exposed out of the end face of the magnetic connector along the radial direction, and the insulating sleeve is provided with a limit ring along the radial direction; the magnetic part is arranged in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body, the limiting ring and the contact ring.

5. The two-in-one charging wire according to claim 3, wherein the copper sleeve is provided with a contact ring exposed out of the end face of the magnetic connector along the radial direction, and the insulating sleeve is provided with a limit ring along the radial direction; the magnetic part is arranged in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body and the limiting ring.

6. The two-in-one charging wire according to claim 3, wherein the copper sleeve is provided with a contact ring exposed out of the end face of the magnetic connector along the radial direction, and the insulating sleeve is provided with a limit ring along the radial direction; the magnetic part is arranged in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body and the contact ring.

7. The two-in-one charging wire according to claim 3, wherein the copper sleeve is provided with a contact ring exposed out of the end face of the magnetic connector along the radial direction, and the insulating sleeve is provided with a limit ring along the radial direction; the magnetic part is arranged in an annular cavity defined by the insulating sleeve main body, the copper sleeve main body, the contact ring and the circuit board.

8. The two-in-one charging wire according to claim 2, wherein a circuit board is disposed in the magnetic connector, the pogo pin is inserted into the through hole of the circuit board and electrically connected to the positive line of the circuit board, and the copper bush is fixed on the circuit board and electrically connected to the negative line of the circuit board.

9. The two-in-one charging wire according to claim 8, wherein a clamping groove is formed in the circuit board, a clamping block matched with the clamping groove is arranged on the copper sleeve, and the clamping block is embedded in the clamping groove.

10. The two-in-one charging wire according to claim 2, wherein the magnetic attraction joint further comprises a housing, the copper bush is wrapped and molded in the housing, and a circle of convex edge clamped with the housing is arranged on the outer wall of the copper bush.

11. A two-in-one charging cord according to any one of claims 1 to 10, wherein the magnetic member is a magnetic ring.

12. A two-in-one charging cord according to any of claims 1-10, wherein two pogo pins are provided in the magnetic connector, and are arranged in a side-by-side manner or an X-type cross manner or a T-type cross manner.

13. A two-in-one charging cord according to any one of claims 1 to 10, wherein the magnetic connector is connected to a charging connector through a connecting wire.