CN219534975U

CN219534975U - Waterproof positive and negative plug charging port power connector

Info

Publication number: CN219534975U
Application number: CN202320666189.2U
Authority: CN
Inventors: 胡聪
Original assignee: Suzhou Weiyite Electronic Technology Co ltd
Current assignee: Suzhou Weiyite Electronic Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-15
Anticipated expiration: 2033-03-30

Abstract

The utility model relates to the technical field of electric vehicle power connectors, in particular to a waterproof positive and negative plug charging port power connector, which comprises: the male end shell is characterized in that a convex groove part is arranged on one end face of the male end shell, a power positive electrode contact pin and a power negative electrode contact pin which are positioned on the same straight line are arranged in the convex groove part, a plurality of signal contact pins are arranged on one sides of the power positive electrode contact pin and the power negative electrode contact pin, and the plurality of signal contact pins are arranged in the convex groove part. The utility model can realize equal transmission of current and signals by the positive plug or the reverse plug of the male end shell and the design of the circuit board and the bridging copper sheet at the rear side of the female end shell, is beneficial to realizing the positive plug function of the charging port and ensures the rapid plug at the charging port, and the torsion spring structure formed by the torsion spring is different from the straight spring structure by virtue of the design of the torsion spring structure, so that the torsion spring structure can be contacted with a power supply positive electrode contact pin, a power supply negative electrode contact pin or a signal contact pin more, the contact resistance is smaller, and the plug life can be effectively prolonged.

Description

Waterproof positive and negative plug charging port power connector

Technical Field

The utility model relates to the technical field of electric vehicle power connectors, in particular to a waterproof positive and negative plug charging port power connector.

Background

The electric motor car replaces the bicycle, provides bigger convenience for people's green trip, because the electric motor car adopts rechargeable battery as power, consequently, at every turn uses the back, all need charge in general to be used once more, however, the mouth that charges of electric motor car is commonly used in the market at present is the article style of calligraphy head structure, and this structure has following several kinds of problems:

1. the waterproof function is not provided, and the electric leakage risk exists when the rainwater environment is charged;

2. irregular shape, can only be plugged in a specific direction, and cannot realize a rapid plugging function;

3. the plugging service life is limited, and the plugging service life can be generally less than 5000 times, so that the requirement of frequent power replacement is not met.

Disclosure of Invention

The utility model provides a waterproof positive and negative plug charging port power connector, which solves the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a waterproof positive and negative plug charging port power connector, comprising:

the male end shell is provided with a convex groove part on one end face, a power supply positive electrode pin and a power supply negative electrode pin which are positioned on the same straight line are arranged in the convex groove part, a plurality of signal pins are arranged on one sides of the power supply positive electrode pin and the power supply negative electrode pin, and the signal pins are arranged in the convex groove part;

the female end shell is provided with a groove part close to one side of the male end shell, the inner side of the groove part is provided with a power supply positive jack and two power supply negative jacks which are symmetrically arranged by taking the power supply positive jack as a center, two sides of the power supply positive jack are respectively provided with a plurality of signal jacks, and the plurality of signal jacks are all arranged on the inner side of the groove part;

the torsion spring reeds are respectively arranged in the power supply positive electrode jack, the power supply negative electrode jack and the signal jack;

the waterproof assembly is arranged on the inner side of the groove part when the male end shell is connected with the female end shell.

Preferably, the outer side of the convex groove part is sleeved with an opposite-inserting waterproof ring, the inner side of the groove part is provided with an opposite-inserting step surface, and the opposite-inserting step surface is adapted to the opposite-inserting waterproof ring.

Preferably, a circuit board is arranged on one side surface of the female end shell far away from the male end shell, and the circuit board is used for oppositely bridging a plurality of signal jacks.

Preferably, a bridging copper sheet is arranged on the surface of the circuit board, and the bridging copper sheet is used for bridging two power supply negative electrode jacks.

Preferably, a guide post is connected to one end face of the male end housing, a guide hole is formed in the surface of the female end housing, and the guide hole is adapted to the guide post.

Preferably, the surfaces of the male end shell and the female end shell are respectively provided with a fixing hole for fixing the male end shell and the female end shell.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows:

in the utility model, when the positive electrode contact pin of the power supply enters the positive electrode jack of the power supply through the positive insertion or the reverse insertion of the male end shell, the negative electrode contact pin of the power supply can enter one of the negative electrode jacks of the power supply, and a plurality of signal contact pins can enter the signal jack on any side of the positive electrode jack of the power supply, so that the equal transmission of current and signals can be realized through the positive and reverse insertion due to the design of the circuit board and the bridging copper sheet on the rear side of the female end shell, the positive and reverse insertion function of a charging port is facilitated, and the rapid insertion and extraction of the charging port is ensured.

According to the utility model, the torsion spring reed structure is adopted in the positive power jack, the negative power jack and the signal jack, so that the torsion spring reed structure is different from the straight spring structure, more contacts with the positive power contact pin, the negative power contact pin or the signal contact pin can be realized, the contact resistance is smaller, more than ten thousand times of plugging can be realized, and the plugging service life is greatly prolonged.

According to the utility model, the opposite-plug waterproof ring is arranged on the male end shell, so that after the male end shell and the female end shell are aligned and spliced, the opposite-plug waterproof ring can be closely attached to the opposite-plug stepped surface, the water is not easy to enter the groove part, and the waterproof function is realized.

Drawings

FIG. 1 is a schematic view of a male end housing according to the present utility model;

FIG. 2 is a schematic view of a female end housing structure of the present utility model;

FIG. 3 is a schematic view of the back structure of the female end housing of the present utility model;

FIG. 4 is a schematic diagram of the mating structure of the positive power jack and torsion spring reed of the present utility model;

fig. 5 is a schematic view of the torsion spring leaf structure of the present utility model.

In the figure: 1. a male end housing; 2. a power supply positive electrode pin; 3. a power supply negative electrode pin; 4. a signal pin; 5. a female end housing; 6. a power supply positive electrode jack; 7. a power supply negative electrode jack; 8. a signal jack; 9. a torsion spring reed; 10. inserting a waterproof ring; 11. opposite insertion step surfaces; 12. a circuit board; 13. bridging copper sheets; 14. a guide post; 15. a guide hole; 16. and a fixing hole.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Examples

As shown in fig. 1 to 5, the present utility model provides a waterproof front-back plug charging port power connector, comprising: a male end shell 1, one end surface of which is provided with a convex groove part, the inside of the convex groove part is provided with a power supply positive electrode pin 2 and a power supply negative electrode pin 3 which are positioned on the same straight line, one side of the power supply positive electrode pin 2 and one side of the power supply negative electrode pin 3 are provided with a plurality of signal pins 4, and the signal pins 4 are arranged in the convex groove part;

a female end shell 5, a groove part is arranged on one side close to the male end shell 1, a power positive electrode jack 6 and two power negative electrode jacks 7 which are symmetrically arranged by taking the power positive electrode jack 6 as a center are arranged on the inner side of the groove part, a plurality of signal jacks 8 are respectively arranged on two sides of the power positive electrode jack 6, and the plurality of signal jacks 8 are all arranged on the inner side of the groove part;

the torsion spring reeds 9 are respectively arranged in the power supply positive electrode jack 6, the power supply negative electrode jack 7 and the signal jack 8;

the waterproof component is arranged on the inner side of the groove part when the male end shell 1 is connected with the female end shell 5.

As shown in fig. 2, fig. 4 and fig. 5, in particular, the torsion spring reed 9 structure is adopted in the power positive electrode jack 6, the power negative electrode jack 7 and the signal jack 8, so that the torsion spring reed 9 forms a oblique spring structure which is different from the straight spring structure, the contact of the oblique spring structure with the power positive electrode contact pin 2, the power negative electrode contact pin 3 or the signal contact pin 4 is more, the contact resistance is smaller, the mechanical life is longer, and the plugging life is greatly prolonged.

Further specifically, the male end shell 1 is provided with a power supply positive electrode contact pin 2 and a power supply negative electrode contact pin 3, so that when the male end shell 1 and the female end shell 5 are inserted, the power supply negative electrode contact pin 3 can be respectively inserted into two symmetrically arranged power supply negative electrode insertion holes 7, and the positive and negative insertion functions of a charging port can be realized.

In this embodiment, the outer side of the convex groove portion is sleeved with an opposite-inserting waterproof ring 10, the inner side of the groove portion is provided with an opposite-inserting step surface 11, and the opposite-inserting step surface 11 is adapted to the opposite-inserting waterproof ring 10.

Specifically, when the male end housing 1 and the female end housing 5 are inserted in a butt-joint manner, the butt-joint waterproof ring 10 can be tightly attached to the butt-joint stepped surface 11, water is not easy to enter the groove part, and a waterproof function is realized.

In this embodiment, a circuit board 12 is disposed on a side of the female end housing 5 far from the male end housing 1, the circuit board 12 is used for bridging the plurality of signal jacks 8, a bridging copper sheet 13 is disposed on a surface of the circuit board 12, and the bridging copper sheet 13 is used for bridging the two power negative jacks 7.

Specifically, the design of the circuit board 12 ensures bridging of a plurality of signal pins 4, and the design of the bridging copper sheet 13 ensures bridging of two power supply negative pole pins 3, so that when the male end housing 1 and the female end housing 5 are inserted in the opposite directions, the power supply pins and the signal pins 4 can respectively enter corresponding hole sites to realize the positive and negative insertion functions.

Further, a fixing surface waterproof ring can be arranged on one side surface of the female end shell 5, which is the same as the circuit board 12, so that when the female end shell 5 is connected with a battery panel, the difficulty in water inflow inside the battery is ensured, and the service life of the power connector is prolonged.

In this embodiment, a guide post 14 is connected to one end face of the male end housing 1, a guide hole 15 is provided on the surface of the female end housing 5, the guide hole 15 is adapted to the guide post 14, and fixing holes 16 for fixing the male end housing 1 and the female end housing 5 are provided on the surfaces of the two housings, respectively.

Specifically, by means of the cooperation of the guide posts 14 and the guide holes 15, certain accuracy can be provided when the male end housing 1 and the female end housing 5 are inserted, a plurality of fixing holes 16 are corresponding, and connection of the male end housing 1 and the female end housing 5 is completed.

The working principle and the using flow of the utility model are as follows: when the power supply positive plug pin is used, the positive plug pin 2 of the male end shell 1 enters the power supply positive jack 6, the power supply negative plug pin 3 enters one of the power supply negative jacks 7, a plurality of signal plug pins 4 can enter the signal jack 8 on one side of the power supply positive jack 6, the negative plug pin 2 of the male end shell 1 enters the power supply positive jack 6, the power supply negative plug pin 3 enters the other power supply negative jack 7, and a plurality of signal plug pins 4 enter the signal jack 8 on the other side of the power supply positive jack 6, and on the basis of the design of the circuit board 12 and the bridging copper sheet 13 on the rear side of the female end shell 5, the same transmission of current and signals can be realized, the positive and negative plug functions of a charging port are facilitated, and the quick plug at the charging port is ensured; after the male end shell 1 and the female end shell 5 are inserted, the male end shell and the female end shell are tightly attached to the opposite insertion step surface 11 through the opposite insertion waterproof ring 10, so that the waterproof requirement during opposite insertion can be met; and because all adopt torsion spring reed 9 structure in positive jack 6 of power, power negative pole jack 7 and the signal jack 8 for torsion spring reed 9 forms torsion spring structure be different from straight spring structure can with power positive pole contact pin 2, power negative pole contact pin 3 or signal contact pin 4 contact more, and contact resistance is littleer, can realize the plug more than ten thousand times, greatly increased plug life-span.

In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be understood that when an element is referred to as being "mounted," "secured" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A waterproof positive and negative plug charging port power connector, comprising:

the male end shell (1) is provided with a convex groove part at one end face, a power supply positive electrode pin (2) and a power supply negative electrode pin (3) which are positioned on the same straight line are arranged in the convex groove part, a plurality of signal pins (4) are arranged on one side of the power supply positive electrode pin (2) and one side of the power supply negative electrode pin (3), and the plurality of signal pins (4) are arranged in the convex groove part;

a female end shell (5) is provided with a groove part close to one side of the male end shell (1), the inner side of the groove part is provided with a power positive electrode jack (6) and two power negative electrode jacks (7) which are symmetrically arranged by taking the power positive electrode jack (6) as a center, two sides of the power positive electrode jack (6) are respectively provided with a plurality of signal jacks (8), and the plurality of signal jacks (8) are all arranged on the inner side of the groove part;

a plurality of torsion spring reeds (9) which are respectively arranged in the power supply positive electrode jack (6), the power supply negative electrode jack (7) and the signal jack (8);

the waterproof assembly is arranged on the inner side of the groove part when the male end shell (1) is connected with the female end shell (5).

2. The waterproof positive and negative plug charging port power connector according to claim 1, wherein the outer side of the convex groove portion is sleeved with a plug waterproof ring (10), the inner side of the groove portion is provided with a plug stepped surface (11), and the plug stepped surface (11) is adapted to the plug waterproof ring (10).

3. The waterproof positive and negative plug charging port power connector according to claim 1, wherein a circuit board (12) is disposed on a side surface of the female end housing (5) far from the male end housing (1), and the circuit board (12) is used for opposite bridging of the plurality of signal jacks (8).

4. A waterproof positive and negative plug charging port power connector according to claim 3, characterized in that the surface of the circuit board (12) is provided with a bridging copper sheet (13), and the bridging copper sheet (13) is used for bridging two power negative pole jacks (7).

5. The waterproof positive and negative plug charging port power connector according to claim 1, wherein one end face of the male end housing (1) is connected with a guide post (14), a guide hole (15) is formed in the surface of the female end housing (5), and the guide hole (15) is adapted to the guide post (14).

6. The waterproof positive and negative plug charging port power connector according to claim 1, wherein the surfaces of the male end housing (1) and the female end housing (5) are respectively provided with fixing holes (16) for fixing the male end housing and the female end housing.