CN217641950U

CN217641950U - Charging and discharging connector

Info

Publication number: CN217641950U
Application number: CN202221315286.9U
Authority: CN
Inventors: 张�浩; 韩小报; 曾绍鹏
Original assignee: Yueqing Bada Optical Electrical Technology Co ltd
Current assignee: Yueqing Bada Optical Electrical Technology Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-10-21
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to a charge-discharge connector. The to-be-solved technical problem of the utility model is to provide a fill discharge connector with guide, waterproof and interlocking function. The utility model discloses a technical scheme including connector socket and connector plug, the connector socket includes socket shell, power jack terminal, signal jack terminal and socket terminal stopping board, socket tail-hood, the connector plug includes plug shell, power pin terminal, signal pin terminal and plug terminal stopping board, plug tail-hood, the connector plug still includes interlocking buckle, pin, pushes away key, the first spring of buckle and buckle second spring, be equipped with the buckle mount pad on the connector plug. The utility model has the advantages that: socket and plug end under the connector separation state pass through O type circle, the cable sealing washer on the terminal, and back lid sealing washer and socket panel sealing washer realize that IP67 is waterproof for inside can't permeate the battery and the pencil end of socket end and.

Description

Charging and discharging connector

Technical Field

The utility model relates to a low pressure connector technical field, concretely relates to charge-discharge connector.

Background

In the application of new energy vehicles, connectors are needed to be used for connection among a charging gun, a socket, a plug and a charging box. The existing charging and discharging connector product has the following problems: 1, the socket end and the plug end of the connector can meet the waterproof requirement after being plugged, and the waterproof performance of the connector in a separated state cannot be ensured; 2 the structure of the mechanical interlocking buckle used by the existing connector product has no function of preventing false opening, and the connector is easily opened due to improper operation in the using process, so that the connector connection fails; 3 the existing connector product basically has few high-voltage interlocking functions, can not effectively and continuously detect the on-off condition of the whole high-voltage loop in real time, and is easy to cause potential safety hazards; 4. the existing connector products rarely can meet the IPXXB functional requirements, and the potential safety hazard is easily caused by mistakenly touching the terminal due to improper operation after the connector is disconnected.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the to-be-solved technical problem of the present invention is to provide a charge and discharge connector with guiding, waterproof and interlocking functions.

The utility model discloses technical scheme that charge-discharge connector adopted: the connector plug comprises a plug shell, a power supply jack terminal, a signal jack terminal, a socket terminal stopping plate and a socket tail cover, wherein the power supply jack terminal, the signal jack terminal and the socket terminal stopping plate are arranged in the plug shell;

a pin connection hole is formed in the middle of the interlocking buckle, a buckle clamping block used for being clamped with the socket shell is arranged at the front end of the interlocking buckle, a first spring positioning notch is formed in the rear end of the interlocking buckle, one end of a first spring of the buckle abuts against the first spring positioning notch, and the other end of the first spring of the buckle abuts against the push key;

the pin passes through the first mounting hole of pin, the hole is put in the pin, after the buckle second spring, follow pin second mounting hole is worn out.

The connector socket also comprises a socket end face sealing ring sleeved on the socket shell, a power supply jack terminal sealing ring sleeved on the power supply jack terminal, a signal jack terminal sealing ring sleeved on the signal jack terminal, and a socket cable sealing ring arranged between the socket terminal stopping plate and the socket tail cover;

the connector plug is characterized by further comprising a plug interface sealing ring arranged on the plug shell, a plug power contact pin terminal sealing ring arranged on the power contact pin terminal, a signal contact pin terminal sealing ring arranged on the signal contact pin terminal, and a plug cable sealing ring arranged between the plug terminal stopping plate and the plug tail cover.

The length of the power jack terminal is greater than the length of the signal jack terminal.

Be equipped with on the power jack terminal and prevent touching the female end of finger cap, be equipped with on the power contact pin terminal with prevent touching the public end of finger cap of preventing touching that the female end of finger cap corresponds.

And a first spring limiting hole used for limiting the end part of the first spring of the buckle is arranged in the first spring positioning notch.

The utility model discloses fill electrical connector's advantage lies in: 1, the socket and the plug end in a connector separation state realize IP67 water prevention through an O-shaped ring, a cable sealing ring, a rear cover sealing ring and a socket panel sealing ring on a terminal, and even if water enters the contact part of the socket or the plug, water vapor cannot permeate into the socket end, a battery and a wiring harness end; 2, an interlocking buckle structure is designed at the plug side of the connector, and can be opened only by pushing a buckle push key, so that the interlocking buckle structure has an anti-false-opening function and improves the safety performance of products; 3, the high-voltage interlocking function is realized, the on-off condition of the whole high-voltage loop can be effectively, continuously detected in real time through a signal terminal, and the safety performance of a product is improved; 4 increase one at power jack terminal head and prevent touching the finger cap, when the connector disconnection, the finger can not touch the terminal, realizes preventing that the finger mistake touches the function, promotes the security of product.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is an exploded view of the charging and discharging connector of the present invention;

fig. 2 is an exploded view of the connector receptacle of the present invention;

fig. 3 is an exploded view of the 180 degree connector plug of the present invention;

fig. 4 is a schematic structural diagram of the plug housing of the present invention;

fig. 5 is a schematic structural view of the interlocking buckle of the present invention;

FIG. 6 is a schematic view of the push key of the present invention;

fig. 7 is a cross-sectional view of the interlocking snap fit of the present invention;

fig. 8 is a half sectional view of the charging and discharging connector of the present invention;

fig. 9 is a cross-sectional view of the connector jack of the present invention;

fig. 10 is a cross-sectional view of a 180 degree connector plug of the present invention;

fig. 11 is an exploded view of the 90 degree connector plug of the present invention;

fig. 12 is a schematic structural view of the 90-degree plug housing of the present invention.

Detailed Description

Embodiment one, as shown in fig. 1 to 10, the charge and discharge connector according to the present invention includes a connector socket 1 and a connector plug 2 corresponding to the connector socket 1, wherein the connector socket 1 includes a socket housing 4, a power jack terminal 5, a signal jack terminal 6, a socket terminal retaining plate 7, and a socket tail cover 8, the socket tail cover 8 is disposed at the tail of the socket housing 4, the connector plug 2 includes a plug housing 20, a power pin terminal 21, a signal pin terminal 22, a plug terminal retaining plate 23, and a plug tail cover 24 disposed at the tail of the plug housing 20, the connector plug 2 further includes an interlocking buckle 31, a pin 32, a push key 33, a first buckle spring 34, and a second buckle spring 35, the connector plug 2 is provided with a buckle mounting seat 37, the buckle mounting seat 37 is provided with a torsion spring limit slot 38 for limiting the second buckle spring 35 and a push key receiving block 40 for supporting the push key 33, the first buckle mounting seat 37 is provided with a first side hole 39, a second side hole 42, and a notch key mounting hole 41, and a notch key mounting hole 41 are disposed at two sides of the buckle mounting seat 37 are provided with a front end corresponding limit key push key and a notch 41; a pin middle hole 45 is formed in the middle of the interlocking buckle 31, a buckle clamping block 44 for clamping with the socket shell 4 is arranged at the front end of the interlocking buckle 31, a first spring positioning notch 46 is formed in the rear end of the interlocking buckle 31, one end of the first buckle spring 34 abuts against the first spring positioning notch 46, and the other end of the first buckle spring 34 abuts against the push key 33; the pin 32 penetrates through the first pin mounting hole 39, the pin middle connecting hole 45 and the second buckle spring 35 and then penetrates out of the second pin mounting hole 42, an interlocking buckle structure designed on the connector plug side can be opened only by pushing a buckle push key, the anti-misopening function is achieved, and the safety performance of a product is improved.

The connector socket 1 further comprises a socket end face seal ring 9 sleeved on the socket shell 4, a power jack terminal seal ring 10 sleeved on the power jack terminal 5, a signal jack terminal seal ring 11 sleeved on the signal jack terminal 6, and a socket cable seal ring 12 arranged between the socket terminal retaining plate 7 and the socket tail cover 8; connector plug 2 still establishes including the cover establish plug interface sealing washer 26, the cover on plug shell 20 establish power contact pin terminal sealing washer 27, cover on the power contact pin terminal 21 are established signal contact pin terminal sealing washer 28 on the signal contact pin terminal 22, establish plug terminal stopping board 23 with plug cable sealing washer 29 between the plug tail-hood 24, socket and plug end under the connector separation state pass through O type circle, the cable sealing washer on the terminal, and back lid sealing washer and socket panel sealing washer realize that IP67 is waterproof, even socket or plug contact department intake, inside steam can't permeate socket end and battery and the pencil end.

The length of the power jack terminal 5 is larger than that of the signal jack terminal 6, the power jack terminal is connected firstly when the plug is closed, the signal terminal is connected secondly when the plug is closed, the signal terminal is disconnected firstly when the plug is disconnected, the power jack terminal is disconnected secondly, the lengths of the signal terminal and the power jack terminal are designed to be different, high-voltage interlocking is realized, the on-off condition of the whole high-voltage loop can be effectively, continuously detected in real time, and the safety performance of a product is improved.

Be equipped with on the electrical socket terminal 5 and prevent touching the female end 53 of finger cap, be equipped with on the electrical socket terminal 21 with prevent touching the public end 54 of finger cap is touched in the corresponding touch-proof of the female end 53 of finger cap, increase one at electrical socket terminal head and prevent touching the finger cap, when the connector disconnection, the finger can not touch the terminal, realizes preventing that the finger mistake touches the function, promotes the security of product.

A first spring limiting hole 47 used for limiting the end part of the buckle first spring 34 is arranged in the first spring positioning notch 46, and the positioning is accurate.

In a second embodiment, as shown in fig. 11 and 12, the connector plug 2 includes a plug housing 20, a power pin terminal 21, a signal pin terminal 22, a plug terminal retaining plate 23, a plug second tail cover 64, an adaptor terminal 61, an adaptor terminal locking screw 62, and a plug tail cover 24, where the plug housing 20 includes a plug main body portion 66 and a plug abutting portion 68 perpendicular to the plug main body portion 66, a plug through hole 67 is formed in the plug main body portion 66, the power pin terminal 21, the signal pin terminal 22, and the plug terminal retaining plate 23 are all disposed in the plug through hole 67, the adaptor terminal 61 is disposed in the plug abutting portion 68 and is perpendicularly connected to the power pin terminal 21 through the adaptor terminal locking screw 62, the plug tail cover 24 is fastened to the tail portion of the plug abutting portion 68, and a plug tail cover sealing ring 63 is further disposed between the plug tail cover 24 and the adaptor terminal 61, so as to implement a 90 ° wire outgoing manner, so that the connector wire outgoing manner is diversified and can meet the requirements of different vehicle body structures.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.

Claims

1. The utility model provides a charge-discharge connector, including connector socket (1) and with connector plug (2) that connector socket (1) is corresponding, connector socket (1) includes socket shell (4), establishes supply socket terminal (5), signal jack terminal (6) and socket terminal stopping board (7) in socket shell (4), establishes socket shell (4) afterbody socket tail cover (8), connector plug (2) include plug shell (20), establish supply pin terminal (21), signal pin terminal (22) and plug terminal stopping board (23) in plug shell (20), establish plug tail cover (24) of plug shell (20) afterbody, its characterized in that: the connector plug (2) further comprises an interlocking buckle (31), a pin (32), a push key (33), a buckle first spring (34) and a buckle second spring (35), a buckle mounting seat (37) is arranged on the connector plug (2), a torsion spring limiting groove (38) for limiting the buckle second spring (35) and a push key bearing block (40) for supporting the push key (33) are arranged in the buckle mounting seat (37), a pin first mounting hole (39), a pin second mounting hole (42) and a push key limiting notch (41) are further formed in the buckle mounting seat (37), and push key limiting blocks (49) corresponding to the push key limiting notch (41) are arranged on two sides of the front end of the push key (33);

a pin middle connecting hole (45) is formed in the middle of the interlocking buckle (31), a buckle clamping block (44) used for being clamped with the socket shell (4) is arranged at the front end of the interlocking buckle (31), a first spring positioning notch (46) is formed in the rear end of the interlocking buckle (31), one end of a first buckle spring (34) abuts against the first spring positioning notch (46), and the other end of the first buckle spring (34) abuts against the push key (33);

the pin (32) penetrates through the first pin mounting hole (39), the pin middle connecting hole (45) and the second snap spring (35) and then penetrates out of the second pin mounting hole (42).

2. A charge and discharge connector according to claim 1, wherein: the connector socket (1) further comprises a socket end face sealing ring (9) sleeved on the socket shell (4), a power jack terminal sealing ring (10) sleeved on the power jack terminal (5), a signal jack terminal sealing ring (11) sleeved on the signal jack terminal (6), and a socket cable sealing ring (12) arranged between the socket terminal retaining plate (7) and the socket tail cover (8);

connector plug (2) still establish including the cover plug interface sealing washer (26), the cover on plug shell (20) are established power contact pin terminal sealing washer (27), cover on power contact pin terminal (21) are established signal contact pin terminal sealing washer (28) on signal contact pin terminal (22), establish plug terminal stopping board (23) with plug cable sealing washer (29) between plug tail-hood (24).

3. A charge and discharge connector according to claim 1, wherein: the length of the power jack terminal (5) is greater than that of the signal jack terminal (6).

4. A charge and discharge connector according to claim 1, wherein: be equipped with on power jack terminal (5) and prevent touching the female end of finger cap (53), be equipped with on power contact pin terminal (21) with prevent touching the public end of finger cap (54) of preventing touching that finger cap female end (53) is corresponding.

5. A charge and discharge connector according to claim 1, wherein: a first spring limiting hole (47) used for limiting the end part of the buckle first spring (34) is arranged in the first spring positioning notch (46).