CN214625579U

CN214625579U - Electric vehicle power supply connection structure

Info

Publication number: CN214625579U
Application number: CN202120303743.1U
Authority: CN
Inventors: 陈景静
Original assignee: Zhejiang Zhente Electric Co ltd
Current assignee: Zhejiang Zhente Technology Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-05
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses an electric vehicle power supply connection structure, which comprises a plug and a socket, one end of the socket is provided with a plug cavity for inserting the plug, the other end of the socket is provided with a mounting hole, and the connector insert comprises a first socket located in the socket. The connection part and the second connection part located in the installation hole, a step is formed between the first connection part and the second connection part, the installation hole is embedded with a pressure plate that presses against the step on the connector insert, each connector The plug-in, the pressure plate and the socket are fixed by glue sealing, and after the pressure plate is embedded in the installation hole, a glue sealing space for filling glue is formed between the outer end face of the pressure plate and the inner wall of the installation hole. The barb in the cavity is connected, and the plug is correspondingly provided with a groove which forms a hooking connection with the barb. By adopting the above scheme, the utility model provides a power connection structure for electric vehicles with a simple structure, firmer and more reliable connection and better waterproof effect.

Description

Electric vehicle power supply connection structure

Technical Field

The utility model relates to an electric vehicle power connection structure.

Background

At present, charging and discharging of an electric vehicle are generally realized by plugging and unplugging a plug and a socket. In order to simplify a related structure and realize data communication to realize circuit detection management during charging and discharging, one end of an existing socket is provided with a plug-in cavity for a plug to insert, a plug connector matched with the plug is arranged in the plug-in cavity, 2-8 jacks for installing connector plug-ins are arranged on the socket plug connector, two of the 2-8 jacks are positive and negative jacks, and the rest jacks are detection jacks, but the existing connector plug-ins are usually clamped in the jacks, and space for improving the connection firmness and the waterproof effect between the connector plug-ins and the socket exists.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a simple structure, connect more firmly reliable and the water-proof effects is better, the higher electric motor car power connection structure of waterproof grade.

In order to achieve the purpose, the utility model provides an electric vehicle power supply connection structure, which comprises a plug and a socket, wherein one end of the socket is provided with a plug cavity for inserting the plug, a plug matched with the plug is arranged in the plug cavity, 2-8 jacks for installing connector plug-ins are arranged on the socket plug-in, two of the 2-8 jacks are positive and negative jacks, the rest are detection jacks, the other end of the socket is provided with an installation hole, the connector plug-ins comprise a first connection part positioned in the jack and a second connection part positioned in the installation hole, a step is formed between the first connection part and the second connection part, a pressing plate for pressing the step on the connector plug-ins is embedded in the installation hole, each connector plug-in, the pressing plate and the socket are fixed through glue sealing, after the pressing plate is embedded in the installation hole, a glue sealing space for filling glue is further formed between the outer end face of the pressing plate and the inner wall of the installation hole, the pressing plate is also provided with a barb which extends into the insertion cavity, and the plug is correspondingly provided with a groove which is in hooking connection with the barb.

The utility model has the advantages that: by adopting the scheme, the utility model discloses an offer the mounting hole at the other end of socket, and put into the clamp plate in the mounting hole, through the clamp plate to the top step of connector plug-in components support the pressure, make the installation of connector plug-in components more firm reliable; meanwhile, after the pressing plate is placed in, the connector plug-in pieces, the pressing plate and the socket are glued and sealed fixedly through glue, so that the connector plug-in pieces, the pressing plate and the socket are firmly and reliably fixed and combined together, and the waterproof effect is greatly improved. In addition, still be provided with the barb that extends to insert the grafting intracavity on the clamp plate, the barb forms to collude to join in marriage fixedly with the slot on the plug to make plug and socket can form effective locking when charging after pegging graft, further promote the reliability of charging process.

The utility model discloses can further set up to articulate on the plug and be equipped with the handle, the socket is provided with outside convex edge in the both sides in grafting chamber, is provided with on the handle to be used in its articulated rotation back the unblock portion that makes plug and socket separation on the edge. By adopting the scheme, the handle is hinged and rotated to act on the edge of the socket, so that the plug and the socket can be unlocked and separated, namely, the groove on the plug is separated from the barb on the socket, and the plug can be conveniently pulled out from the socket. In addition, the operations of lifting, pulling and the like of the plug can be realized by the handle.

The utility model discloses still can further set up to be provided with the constant head tank in the mounting hole, correspond on the clamp plate be provided with the constant head tank constitutes grafting complex location lug. Through the insertion positioning matching of the positioning groove and the positioning lug, the combination between the pressing plate and the socket is firmer, and the pressing plate is also beneficial to positioning when being placed into the mounting hole; the positioning lug is positioned between the two positive and negative electrode jacks, so that the structure is more reasonable.

The utility model discloses still can further set up to be equipped with high temperature resistant stainless steel protective sheath for being located the connector plug-in components cover of positive negative pole jack. The arrangement can form high-temperature-resistant protection for the connector plug-in units positioned in the positive and negative jacks.

The utility model can be further provided with a flip cover which is used for covering the plugging cavity and is hinged on the socket. By the arrangement, when the socket is not used, the flip cover can be covered, so that the components in the plug cavity are protected and dustproof.

The utility model discloses still can further set up to be connected with the wiring pin of being connected with outside binding post constitution on each connector plug-in components. Thus, the wiring is convenient.

The utility model discloses still can further set up to be provided with the installation lug for the both sides of socket, be provided with the erection joint hole on the installation lug. The socket is convenient to mount and fix due to the arrangement.

Drawings

FIG. 1 is a structural diagram of a plug and a socket after being plugged and before being unlocked;

FIG. 2 is a block diagram of the plug and socket after unlocking;

FIG. 3 is a block diagram of a plug;

FIG. 4 is a block diagram of the socket without the flip cover;

FIG. 5 is a block diagram of a socket with flip cover;

FIG. 6 is a block diagram of a socket;

FIG. 7 is an exploded view of the socket;

FIG. 8 is a structural view of the platen;

fig. 9 is a structural view of the connector insert.

Detailed Description

As shown in fig. 1-9, a power connection structure for an electric vehicle is provided, which includes a plug 1 and a socket 2, one end of the socket 2 is provided with a plugging cavity 21 for the plug 1 to be inserted into, a plug 22 matched with the plug 1 is arranged in the plugging cavity 21, the socket plug 22 is provided with 2-8 jacks for installing a connector plug 3, two of the 2-8 jacks are positive and negative jacks 23, the rest is a detection jack 24, the detection jack 24 is used for power detection management, the specific number can be selected according to the use requirement of a user, the other end of the socket 2 is provided with an installation hole 25, the connector plug 3 includes a first connection portion 31 positioned in the jack and a second connection portion 32 positioned in the installation hole 25, a step 33 is formed between the first connection portion 31 and the second connection portion 32, a pressing plate 4 for pressing the step 33 on the connector plug 3 is embedded in the installation hole 25, each connector plug-in 3, the pressing plate 4 and the socket 2 are fixed through glue sealing, after the pressing plate 4 is embedded into the mounting hole 25, a glue sealing space 26 for filling glue is formed between the outer end face of the pressing plate and the inner wall of the mounting hole, the pressing plate 4 is further provided with a barb 41 extending into the plug-in cavity 21, and the plug 1 is correspondingly provided with a groove 11 which is in hooking connection with the barb 41.

By adopting the scheme, the utility model discloses an offer mounting hole 25 at the other end of socket 2, and put into clamp plate 4 in mounting hole 25, through the support of clamp plate 4 to connector plug-in components 3 upper step 33, make the installation of connector plug-in components 3 more firm reliable; meanwhile, the pressing plate 4 is arranged to glue and seal the connector plug-in units 3, the pressing plate 4 and the socket 2 through glue, so that the connector plug-in units 3, the pressing plate 4 and the socket 2 are firmly and reliably fixed and combined together, and the waterproof effect is greatly improved. In addition, the pressing plate 4 is further provided with a barb 41 extending into the plugging cavity 21, and the barb 41 and the groove 11 on the plug 1 are hooked and fixed, so that the plug 1 and the socket 2 can be effectively locked when being plugged for charging, and the reliability of the charging process is further improved.

The plug 1 is hinged with a handle 12, the socket 2 is provided with edges 27 protruding outwards at two sides of the plugging cavity 21, and the handle 12 is provided with an unlocking part 13 which acts on the edges 27 after the handle is hinged and facilitates the separation of the plug 1 and the socket 2. With the above scheme, the handle 12 acts on the edge 27 of the socket by hinging and rotating the handle 12, so that the plug 1 and the socket 2 can be separated in an unlocking way, namely the groove 11 on the plug 1 is separated from the barb 41 on the socket 2, and the plug 1 can be conveniently pulled out from the socket 2. In addition, the operations of lifting, pulling, etc. the plug 1 can be performed by the handle 12. Of course, the receptacle 1 may be provided without the edge 27, and a flip 28 is provided, i.e. the receptacle 2 is hinged with the flip 28 for covering the plugging chamber 21. The handle 12 need not be provided on the plug 1 for mating with the receptacle 2 having the flip-top 28 configuration.

A positioning groove 29 is arranged in the mounting hole 25, and a positioning convex block 42 which forms a splicing fit with the positioning groove 29 is correspondingly arranged on the pressure plate 4. Through the inserting positioning matching of the positioning groove 29 and the positioning bump 42, the combination between the pressing plate 4 and the socket 2 is firmer, and the pressing plate 4 is also positioned in the mounting hole 25; the positioning lug 42 is positioned between the two positive and negative electrode jacks 23, so that the arrangement is more reasonable in structure.

The connector plug-in 3 positioned in the positive and negative jacks 23 is sleeved with a high-temperature-resistant stainless steel protective sleeve 34. This arrangement provides high temperature protection for the connector insert 3 located in the positive and negative jacks 23. Each connector insert 3 is connected to a terminal pin 35 connected to an external terminal. Thus, the wiring is convenient. The socket 2 is provided with mounting lugs 20 at both sides thereof, and mounting connection holes 201 are provided on the mounting lugs 20. By the arrangement, the socket 2 is convenient to mount and fix.

Claims

1. An electric vehicle power supply connection structure, comprising a plug (1) and a socket (2), one end of the socket (2) is provided with a plug cavity (21) into which the plug (1) is inserted, and the plug cavity (21) is provided with a plug cavity (21); The plug connector (22) matched with the plug (1), the socket plug connector (22) is provided with 2-8 sockets for installing the connector plug-ins (3), and two of the 2-8 sockets are provided It is a positive and negative pole jack (23), and the rest is a detection jack (24). A first connecting portion (31) and a second connecting portion (32) located in the mounting hole (25), a step (33) is formed between the first connecting portion (31) and the second connecting portion (32), and the mounting hole (25) A pressure plate (4) that presses against the step (33) on the connector insert (3) is embedded, and glue is passed between the connector inserts (3), the pressure plate (4) and the socket (2). After the pressure plate (4) is embedded in the installation hole (25), a glue sealing space (26) for filling glue is formed between the outer end surface of the pressure plate and the inner wall of the installation hole, and the pressure plate (4) is further provided with an extension For the barb inserted into the plug cavity (21), the plug (1) is correspondingly provided with a groove (11) that forms a hooking connection with the barb (41).

2 . The electric vehicle power connection structure according to claim 1 , wherein the plug ( 1 ) is hingedly provided with a handle ( 12 ), and the socket ( 2 ) is provided with directional orientations on both sides of the plug cavity ( 21 ). 3 . On the protruding edge (27), the handle (12) is provided with an unlocking part (13) which acts on the edge (27) after its hinged rotation and promotes the separation of the plug (1) from the socket (2).

3. An electric vehicle power connection structure according to claim 1 or 2, characterized in that: a positioning groove (29) is provided in the mounting hole (25), and a pressure plate (4) is correspondingly provided with the positioning groove (29) forming the positioning projections (42) for inserting and matching.

4 . The electric vehicle power connection structure according to claim 3 , wherein the positioning bump ( 42 ) is located between the two positive and negative pole jacks ( 23 ). 5 .

5. An electric vehicle power connection structure according to claim 1 or 2, characterized in that: the connector inserts (3) located in the positive and negative pole jacks (23) are sheathed with a high temperature resistant stainless steel protective cover (34). ).

6 . The electric vehicle power connection structure according to claim 1 or 2 , wherein a flip cover ( 28 ) for covering the insertion cavity ( 21 ) is hingedly mounted on the socket ( 2 ). 7 .

7 . The electric vehicle power supply connection structure according to claim 1 or 2 , wherein each connector insert ( 3 ) is connected with a wiring pin ( 35 ) which is connected with an external wiring terminal. 8 .

8. An electric vehicle power connection structure according to claim 1 or 2, characterized in that: mounting lugs (20) are provided on both sides of the socket (2), and mounting connections are provided on the mounting lugs (20). Hole (201).