CN212695355U

CN212695355U - Power connector structure and electronic equipment

Info

Publication number: CN212695355U
Application number: CN202021875100.6U
Authority: CN
Inventors: 王彦廷; 周雪华
Original assignee: Singatron Electronic China Co Ltd
Current assignee: Singatron Electronic China Co Ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-03-12
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a power connector structure and electronic equipment belongs to connector technical field. The power connector structure comprises a shielding shell, an insulating body arranged in the shielding shell, and a signal terminal, an anode terminal and a cathode terminal which are fixed in the insulating body, wherein the signal terminal is arranged on the inner side of the anode terminal, the anode terminal is arranged on the inner side of the cathode terminal, an annular inserting space for inserting a plug is formed between the anode terminal and the cathode terminal, the anode terminal comprises a first elastic sheet, a first connecting base and a first welding foot which are sequentially connected, the cathode terminal comprises a second elastic sheet, a second connecting base and a second welding foot which are sequentially connected, and a first contact part which is convexly arranged towards the outer side of the inserting space is arranged on the first elastic sheet; the second elastic sheet is provided with a second contact part which is convexly arranged towards the center of the inserting space; the first contact portion and the second contact portion can be in linear contact with a plug inserted in the insertion space, respectively. The utility model discloses a can reduce the temperature rise during heavy current.

Description

Power connector structure and electronic equipment

Technical Field

The utility model relates to a connector technical field especially relates to a power connector structure and electronic equipment.

Background

In some electronic devices, such as notebook computers, if the current during the charging operation is large, the temperature rise of the electrical contact is high when a large current flows through the contact portion of the electrical contact of the plug and the socket, and the large current is conducted to the plug and the socket. After long-time use, the plug and the socket are easily affected by high temperature to deform, and potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power connector structure can reduce the temperature rise of electrical contact.

Another object of the present invention is to provide an electronic device, which can reduce the potential safety hazard during use.

To achieve the purpose, the utility model adopts the following technical proposal:

a power connector structure comprises a shielding shell, an insulating body arranged in the shielding shell, and a signal terminal, an anode terminal and a cathode terminal which are fixed in the insulating body, wherein the signal terminal is arranged on the inner side of the anode terminal, the anode terminal is arranged on the inner side of the cathode terminal, an annular inserting space for inserting a plug is formed between the anode terminal and the cathode terminal, the anode terminal comprises a first elastic sheet, a first connecting base and a first welding foot which are sequentially connected, the cathode terminal comprises a second elastic sheet, a second connecting base and a second welding foot which are sequentially connected, and a first contact part which is convexly arranged towards the outer side of the inserting space is arranged on the first elastic sheet;

the second elastic sheet is provided with a second contact part which is convexly arranged towards the center of the inserting space;

the first contact portion and the second contact portion may be in linear contact with the plug inserted in the insertion space, respectively.

Optionally, the first connection base is connected with two first welding feet.

Optionally, the second connection base is connected with two second welding feet.

Optionally, the first welding foot deviates from one end of the first connecting base is provided with a first bending portion, the second welding foot deviates from one end of the second connecting base is provided with a second bending portion, and the first bending portion and the second bending portion are perpendicular to the inserting direction of the plug.

Optionally, each of the first bending portions and each of the second bending portions are sequentially arranged in a step shape in the inserting direction of the plug.

Optionally, when there are a plurality of the first welding feet and the second welding feet, the plurality of the first welding feet and the second welding feet are located on the same straight line.

Optionally, the negative terminal is connected with a connecting pin, and the connecting pin can be pressed against the shielding shell.

Optionally, the shielding case is connected with a connecting pin, and the connecting pin can be pressed against the negative terminal.

Optionally, the insulating body further comprises a cover body, the cover body is arranged on one side of the insulating body, and the first welding foot and the second welding foot are fixed in the cover body.

An electronic device comprises the power connector structure.

The utility model has the advantages that:

the utility model discloses a power connector structure comprises a shielding shell, an insulating body arranged in the shielding shell, and a signal terminal fixed in the insulating body, an anode terminal and a cathode terminal, wherein an annular inserting space for inserting a plug is formed between the anode terminal and the cathode terminal, the anode terminal comprises a first elastic sheet, a first connecting base and a first welding foot which are connected in sequence, the cathode terminal comprises a second elastic sheet, a second connecting base and a second welding foot which are connected in sequence, the first elastic sheet is provided with a first contact part which is convexly arranged towards the outer side of the inserting space, the second elastic sheet is provided with a second contact part which is convexly arranged towards the center of the inserting space, the first contact part and the second contact part can be respectively in linear contact with the plug inserted in the inserting space, and the first contact part and the second contact part are arranged to make the first elastic sheet and the second elastic sheet in linear contact with the plug inserted in the inserting space, the temperature rise can be reduced when heavy current is passed, so that the potential safety hazard is reduced.

The utility model discloses a power connector structure of electronic equipment can reduce the temperature rise when passing through the heavy current to the potential safety hazard when using has been reduced.

Drawings

Fig. 1 is a schematic structural diagram of a power connector structure provided in embodiment 1 of the present invention;

fig. 2 is a schematic perspective view of a signal terminal, a positive terminal and a negative terminal provided in embodiment 1 of the present invention;

fig. 3 is an exploded schematic view of a signal terminal, a positive terminal and a negative terminal provided in embodiment 1 of the present invention;

fig. 4 is an exploded schematic view of a power connector structure provided in embodiment 1 of the present invention;

fig. 5 is a schematic top view of a power connector structure provided in embodiment 1 of the present invention;

fig. 6 is a schematic cross-sectional view taken along line a-a in fig. 5.

In the figure:

1. a shield case; 2. an insulating body; 3. a signal terminal; 4. a positive terminal; 41. a first solder foot; 411. a first bending portion; 42. a first connection base; 43. a first spring plate; 431. a first contact portion; 5. a negative terminal; 51. a second solder foot; 511. a second bending portion; 52. a second connection base; 53. a second elastic sheet; 531. a second contact portion; 6. a cover body; 7. a connecting pin.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention will be further explained by the following embodiments with reference to fig. 1 to 6.

Example 1

The embodiment provides an electronic device, which comprises a power connector structure.

As shown in fig. 1 to 6, the power connector structure includes a shielding shell 1, an insulating body 2 disposed in the shielding shell 1, and a signal terminal 3 fixed in the insulating body 2, an anode terminal 4, and a cathode terminal 5, wherein the signal terminal 3 is disposed on an inner side of the anode terminal 4, the anode terminal 4 is disposed on an inner side of the cathode terminal 5, an annular insertion space for inserting a plug is formed between the anode terminal 4 and the cathode terminal 5, the anode terminal 4 includes a first elastic sheet 43, a first connection base 42, and a first welding foot 41, which are sequentially connected, the cathode terminal 5 includes a second elastic sheet 53, a second connection base 52, and a second welding foot 51, which are sequentially connected, and a first contact portion 431 protruding toward an outer side of the insertion space is disposed on the first elastic sheet 43. The second elastic piece 53 is provided with a second contact portion 531 protruding toward the center of the insertion space. The first and

second contact portions

431 and 531 can be in linear contact with the plug inserted in the insertion space, respectively.

In the embodiment, the first contact part 431 and the second contact part 531 are arranged, so that the first elastic sheet 43 and the second elastic sheet 53 are in linear contact with a plug inserted into the inserting space, the temperature rise can be reduced when a large current flows, and the potential safety hazard is reduced.

In order to further reduce the temperature rise of the electrical junction of the positive electrode terminal 4, as shown in fig. 3, the first connection base 42 is connected with two first welding pins 41, and a large current can be shunted by the arrangement of the two first welding pins 41, so that the temperature rise can be reduced.

Similarly, in order to further reduce the temperature increase of the electrical junction of the negative electrode terminal 5, two second soldering legs 51 are connected to the second connection base 52, and the two second soldering legs 51 are provided, whereby a large current can be shunted, and the temperature increase can be reduced.

Generally, the welding pins are connected with the cable by a penetration welding or hook welding manner, the sheath of the cable welded on the cable of the positive terminal 4 is overlapped above the welding pins of the negative terminal 5 to be led out, the sheath of the cable is easy to be punctured by the negative terminal 5 to cause short circuit, in order to protect the cable, as shown in fig. 3 and 4, one end of the first welding pin 41 departing from the first connecting base 42 is provided with a first bending part 411, one end of the second welding pin 51 departing from the second connecting base 52 is provided with a second bending part 511, the first bending part 411 and the second bending part 511 are both arranged perpendicular to the inserting direction of the plug, the cable can be overlapped on the first bending part 411 or the second bending part 511 after passing through the positive terminal 4 or the negative terminal 5, the extending direction of the first bending part 411 and the second bending part 511 is consistent with the extending direction of the cable, so that the cable is in planar contact with the first bending part 411 or the second bending part 511, thereby preventing the cable from being punctured.

As shown in fig. 1 and 2, each first bending portion 411 and each second bending portion 511 are sequentially arranged in a step shape in the insertion direction of the plug, so that connection between each cable and the first welding pin 41 or the second welding pin 51 can be facilitated, and arrangement of the cables is facilitated.

In order to further facilitate the wiring of the cable, as shown in fig. 1 and 4, when there are a plurality of first welding pins 41 and second welding pins 51, the plurality of first welding pins 41 and second welding pins 51 are located on the same straight line, so that the wiring can be tidy and the space can be saved.

The negative terminal 5 needs to be connected with the shielding shell 1, and the conventional mode is to adopt the negative terminal 5 and the shielding shell 1 to be connected by tin, but the process is increased, the assembly efficiency is reduced, and in order to facilitate the connection of the negative terminal 5 and the shielding shell 1, as shown in fig. 1 and 4, the shielding shell 1 is connected with a connecting pin 7, and the connecting pin 7 can be pressed against the negative terminal 5. Specifically, the connecting pin 7 and the shielding shell 1 are integrally formed in a punching manner, and after the negative terminal 5 is assembled in the shielding shell 1, the connecting pin 7 can directly abut against the negative terminal 5, so that the connection between the negative terminal 5 and the shielding shell 1 is realized.

As shown in fig. 4 and fig. 6, the power connector structure in this embodiment further includes a cover 6, the cover 6 is disposed on one side of the insulating main body 2, and the first welding pin 41 and the second welding pin 42 are fixed in the cover 6, so that the signal terminal 3, the positive terminal 4 and the negative terminal 5 can be reliably fixed in the insulating main body 2 by the cover 6.

The first elastic sheet 43 and the second elastic sheet 53 of the embodiment are in linear contact with the plug inserted in the inserting space, so that the temperature rise can be reduced when a large current flows, and the potential safety hazard is reduced. Simultaneously through setting up two first welding feet and two second welding feet, can further reduce the temperature rise.

Example 2

The present embodiment also discloses a power connector structure, which is basically the same as that of embodiment 1, and is different from embodiment 1 in that a connection pin 7 is connected to the negative terminal 5, and the connection pin 7 can be pressed against the shield case 1. Specifically, the connecting pin 7 and the negative terminal 5 are integrally formed by stamping, and after the negative terminal 5 is assembled in the shielding shell 1, the connecting pin 7 can directly abut against the shielding shell 1, so that the negative terminal 5 and the shielding shell 1 are connected.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. A power connector structure comprises a shielding shell (1), an insulating body (2) arranged in the shielding shell (1), and a signal terminal (3), an anode terminal (4) and a cathode terminal (5) which are fixed in the insulating body (2), wherein the signal terminal (3) is arranged on the inner side of the anode terminal (4), the anode terminal (4) is arranged on the inner side of the cathode terminal (5), an annular inserting space for inserting a plug is formed between the anode terminal (4) and the cathode terminal (5), the anode terminal (4) comprises a first elastic sheet (43), a first connecting base (42) and a first welding foot (41) which are sequentially connected, the cathode terminal (5) comprises a second elastic sheet (53), a second connecting base (52) and a second welding foot (51) which are sequentially connected, the first elastic sheet (43) is provided with a first contact part (431) which is convexly arranged towards the outer side of the inserting space;

the second elastic sheet (53) is provided with a second contact part (531) protruding towards the center of the inserting space;

the first contact portion (431) and the second contact portion (531) may be in linear contact with the plug inserted in the insertion space, respectively.

2. The power connector structure according to claim 1, wherein two first soldering feet (41) are connected to the first connection base (42).

3. The power connector structure according to claim 1, wherein two of the second soldering pins (51) are connected to the second connection base (52).

4. The power connector structure according to claim 1, wherein an end of the first welding leg (41) facing away from the first connection base (42) is provided with a first bending portion (411), an end of the second welding leg (51) facing away from the second connection base (52) is provided with a second bending portion (511), and the first bending portion (411) and the second bending portion (511) are both arranged perpendicular to an insertion direction of the plug.

5. The power connector structure according to claim 4, wherein each of the first bent portions (411) and each of the second bent portions (511) are sequentially provided in a step shape in an insertion direction of the plug.

6. The power connector structure according to claim 1, wherein when there are a plurality of the first solder feet (41) and the second solder feet (51), the plurality of the first solder feet (41) and the second solder feet (51) are located on the same straight line.

7. Power connector structure according to claim 1, characterized in that a connection pin (7) is connected to the negative terminal (5), the connection pin (7) being capable of pressing against the shielding shell (1).

8. Power connector structure according to claim 1, characterized in that a connection pin (7) is connected to the shielding shell (1), said connection pin (7) being capable of pressing against the negative terminal (5).

9. The power connector structure according to any one of claims 1-8, further comprising a cover (6), wherein the cover (6) is disposed on one side of the insulating body (2), and the first welding leg (41) and the second welding leg (51) are fixed in the cover (6).

10. An electronic device, characterized in that it comprises a power connector structure as claimed in any one of claims 1 to 9.