CN219760161U - Two-core plastic straight connector - Google Patents

Abstract

The utility model relates to a two-core plastic straight connector, which aims to solve the problem that a plug module is easy to loosen from a socket module when the plug module is impacted by external force, so that the charging process is suspended; a multiple locking assembly is arranged between the socket shell and the plug shell and comprises a locking strip, a first socket locking block, a first plug locking block and a first plug connecting rod; the first socket locking block is connected to the socket shell, the plug connecting rod is arranged on the plug shell in a swinging mode, one end, close to the socket shell, of the plug connecting rod is connected with the first socket locking block, and the first socket locking block can be attached to the first socket locking block to limit movement; one end of the locking strip is arranged on the plug shell in a sliding way, the other end of the locking strip is connected with a locking hook, and the locking hook can be hooked on a first plug locking block and a first socket locking block which are adhered to each other. The utility model has the effect of improving the efficiency of the new energy vehicle in the charging process.

Description

Two-core plastic straight connector

Technical Field

The utility model relates to the field of new energy vehicle connectors, in particular to a two-core plastic straight connector.

Background

Along with the development of new energy vehicles, the requirements of electric connectors required by the new energy vehicles are also increasing, the connectors comprise plug modules and socket modules, the socket modules are generally fixed on the new energy vehicles, the plug modules are generally externally connected with a cable and are communicated with a power supply, and when the new energy vehicles need to be charged, the plug modules are connected with the socket modules.

However, in the charging process of the new energy vehicle, the plug module and the socket module are directly plugged, once the plug module is collided by external force, the plug module is easy to loosen from the socket module, so that the charging process is suspended, but the plug module is not completely separated from the socket module and only looseness occurs, so that a user is difficult to immediately find, more time is wasted, and the charging process is to be improved.

Disclosure of Invention

In order to improve the efficiency of the new energy vehicle in the charging process, the utility model provides a two-core plastic straight connector.

The two-core plastic straight connector provided by the utility model adopts the following technical scheme:

the two-core plastic straight connector comprises a socket module and a plug module, wherein the socket module comprises a socket shell, the plug module comprises a plug shell, and the socket shell and the plug shell are in plug connection; a plurality of locking assemblies are arranged between the socket shell and the plug shell, and each of the plurality of locking assemblies comprises a locking strip, a first socket locking block, a first plug locking block and a first plug connecting rod; the first socket locking block is connected to the socket shell, the first plug connecting rod is installed on the plug shell in a swinging mode, one end, close to the socket shell, of the first plug connecting rod is connected with the first plug locking block, and the first plug locking block is attached to the first socket locking block so as to mutually limit the first plug locking block and the first socket locking block to move; one end of the locking strip is arranged on the plug shell in a sliding manner, the other end of the locking strip is connected with a locking hook, and the locking hook can be hooked on a first plug locking block and a first socket locking block which are adhered to each other.

By adopting the technical scheme, when a user charges a new energy vehicle, in the process of plugging the plug shell and the socket shell, the first socket locking block moves towards the first plug locking block, the first plug locking block drives the first plug connecting rod to lift in the direction away from the plug shell, and the other end of the first plug connecting rod away from the first plug locking block moves in the direction close to the plug shell; when the first plug locking block completely passes through the first socket locking block, the first plug locking block loses the limit of the first socket locking block, the first plug connecting rod elastically resets to enable the first plug locking block to reset to the original height, at the moment, the first plug locking block is attached to the first socket locking block, and the first plug locking block limits the first socket locking block to move in the direction away from the plug shell;

then the locking bar is moved, and the locking hook is lifted upwards; when the locking hook loses the limitation of the first plug locking block and the first socket locking block, the locking hook is reset to the original height, and at the moment, the first plug locking block is positioned between the locking hook and the first socket locking block, and the locking hook limits the relative movement of the first plug locking block and the first socket locking block;

the multiple locking assemblies are utilized to stabilize the connection of the plug module and the socket module, so that the loosening condition of the plug module and the socket module is reduced, and the efficiency of the new energy vehicle in the charging process is improved; meanwhile, the high-voltage circuit of the automobile is protected.

Optionally, the multiple locking assembly further comprises a locking shell, a second socket locking block, a second plug locking block and a second plug connecting rod; the locking shell is arranged on the plug shell; the second plug connecting rod is arranged on the locking shell in a swinging way, and one end, close to the socket shell, of the second plug connecting rod is connected with a second plug locking block; the second socket locking block is connected with the socket shell, and the second plug locking block is attached to the second socket locking block so as to limit the second plug locking block and the second socket locking block to move mutually.

Optionally, the top wall that the plug casing was kept away from to first plug connecting rod with the locking strip is kept away from the top wall of plug casing and is pasted mutually, the locking strip has been seted up first sunken breach on keeping away from the top wall of plug casing, first plug connecting rod can press to in the first sunken breach to make first plug locking piece lift to the direction of keeping away from first sunken breach.

Optionally, the one end that the locking hook was kept away from to the locking strip is provided with the locking and presses the clamp plate, the roof height that locks the clamp plate is higher than the roof height of locking strip, the one end that first plug connecting rod kept away from first plug locking piece can conflict on the lateral wall that locks the clamp plate.

Optionally, a gap exists between the locking strip and the plug housing, a plug positioning block is arranged on the plug housing, a locking positioning block is arranged on the top wall of the locking strip, which is close to the plug housing, and the plug positioning block can be attached to the locking positioning block so as to limit the movement of the locking strip.

By adopting the technical scheme, before the plug shell and the socket shell are spliced, the end part of the first plug connecting rod, which is positioned outside the locking area, is positioned above the first concave notch, and the plug positioning block is attached to the locking positioning block; at the moment, the plug shell and the socket shell are spliced, the second plug locking block and the second socket locking block are mutually limited, and meanwhile, the first plug locking block and the first plug locking block are mutually limited; at the moment, the movable locking bar enables the locking hook to limit the first plug locking block and the first socket locking block;

when the plug shell and the socket shell are required to be separated, an operator presses one end of the locking bar, which is positioned outside the locking area, to enable the locking hook to be lifted up and move along the top walls of the first plug locking block and the second socket locking block; when the first concave notch on the locking strip is positioned right below one end of the first plug connecting rod, which is far away from the locking shell, the locking hook moves past the first plug locking block and the second socket locking block, and the locking strip is restored to the initial state; at the moment, the ends of the first plug connecting rod and the second plug connecting rod are pressed simultaneously, the plug shell is pulled in a direction away from the socket shell, and the first plug locking block and the second plug locking block are lifted simultaneously, so that the corresponding first socket locking block and second socket locking block move in a direction away from the plug shell, and unlocking and separating of the socket shell and the plug shell are completed;

the first plug locking block, the first socket locking block and the locking hook are matched, and the second plug locking block and the second socket locking block are matched, so that the stability of connection of the socket module and the plug module is further improved, and the looseness of the plug module and the socket module is further reduced.

Optionally, the socket module further comprises a socket shielding shell, and the socket shielding shell is installed in the socket shell; the plug module further comprises a plug shielding shell, a plug shielding ring and a plug shielding gasket, wherein the plug shielding shell is arranged in the plug shell, the plug shielding ring and the plug shielding gasket are sleeved on a cable, and the plug shielding gasket is abutted against the end wall of the plug shielding shell; the receptacle shield shell may be inserted into the header shield shell.

Optionally, a plurality of shielding bent pieces are respectively arranged at two ends of the socket shielding shell, the shielding bent pieces are correspondingly arranged at the end parts of the socket shielding shell, and the shielding bent pieces are hooked on the end wall of the socket shell.

Optionally, a plurality of elasticity butt piece are all provided with on plug shield shell and the socket shield shell, are located elasticity butt piece on the socket shield shell offsets with the lateral wall of socket shell, and elasticity butt piece on the plug shield shell offsets with the outer wall of plug back rubber core shell.

Optionally, a plurality of external elastic sheets are arranged on the plug shielding shell, and the external elastic sheets are propped against the inner wall of the plug shell.

By adopting the technical scheme, when the plug shielding shell is installed, the plug shielding shell is inserted into the plug shell, at the moment, the plug front rubber core shell and the plug rear rubber core shell are inserted into the plug shielding shell, the plug female end and the cable are installed in the plug front rubber core shell and the plug rear rubber core shell, and finally, the plug end cover and the plug tail cover are installed in the plug shell, at the moment, the wire sealing body, the plastic gasket and the shielding ring are sequentially crimped on the plug shielding shell and the plug rear rubber core shell, the plug rear rubber core shell is crimped on the plug front rubber core shell, and the plug front rubber core shell and the plug shielding shell are compressed by the plug tail cover; the plug shielding shell is sleeved in the socket shielding shell, and the socket shielding shell, the plug shielding ring and the plug shielding gasket complete 360-degree shielding;

when the plug module and the socket module are inserted, the plug female end is sleeved on the socket terminal, and the signal head is inserted to the signal jack component for communication so as to receive signals.

In summary, the present utility model includes at least one of the following beneficial technical effects:

the multiple locking assemblies are utilized to stabilize the connection of the plug module and the socket module, so that the loosening condition of the plug module and the socket module is reduced, the efficiency of the new energy vehicle in the charging process is improved, and meanwhile, the high-voltage circuit of the vehicle is protected;

the first plug locking block, the first socket locking block and the locking hook are matched, and the second plug locking block and the second socket locking block are matched, so that the stability of connection between the socket module and the plug module is further improved, and the loosening condition of the plug module and the socket module is further reduced;

when the plug module and the socket module are inserted, the plug female end is sleeved on the socket terminal, and the signal head is inserted into the signal jack component to complete communication so as to receive signals. The plug shielding shell is sleeved in the socket shielding shell, and at the moment, the socket shielding shell, the plug shielding ring and the plug shielding gasket complete 360-degree shielding.

Drawings

Fig. 1 is a schematic structural diagram of a two-core plastic straight connector according to an embodiment of the utility model.

Fig. 2 is a cross-sectional view of the connection between the receptacle housing, the plug housing, and the multiple lock assembly in an embodiment of the present utility model.

Fig. 3 is an enlarged view of a in fig. 2.

Fig. 4 is an exploded view of a jack module in an embodiment of the present utility model.

Fig. 5 is an exploded view of a plug module in an embodiment of the utility model.

Fig. 6 is a cross-sectional view of a portion of a plug module and a receptacle module according to an embodiment of the present utility model.

Fig. 7 is a partial structural sectional view of the plug module and the receptacle module separated in the embodiment of the present utility model.

Reference numerals illustrate: 1. a socket housing; 11. an extension ring plate; 12. a socket sealing ring; 13. a socket terminal; 14. socket claw; 15. a signal jack member; 2. a plug housing; 21. a plug positioning block; 22. a slideway frame; 23. a plug end cap; 231. a plug seal ring; 24. a male end of the plug; 241. plug claw; 25. a signal head; 26. a plastic gasket; 27. a wire sealing body; 28. a plug tail cap; 3. a multiple locking assembly; 31. a locking bar; 311. a locking hook; 312. a first recessed notch; 313. locking the pressing plate; 314. locking the positioning block; 32. a first socket lock block; 33. a first plug lock block; 34. a first plug link; 35. a locking shell; 36. a second socket lock block; 37. a second plug lock block; 38. a second plug link; 4. a socket shield case; 41. shielding bent pieces; 5. a plug shield case; 51. a plug shield ring; 52. a plug shielding gasket; 53. a front rubber core shell of the plug; 54. a rubber core shell behind the plug; 6. an elastic abutting piece; 61. externally connected elastic sheets; 7. and (3) a cable.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-7.

The embodiment of the utility model discloses a two-core plastic straight connector. Referring to fig. 1, the two-core plastic straight connector comprises a socket module and a plug module, the socket module is mounted on a new energy vehicle through bolts, the plug module is communicated with a power supply through a cable 7, and when the new energy vehicle needs to be charged, a user inserts the plug module on the socket module, so that signal receiving and current communication are realized.

The jack module includes a jack housing 1, and the jack housing 1 is in a straight cylindrical shape with both ends open in this embodiment; the plug module includes a plug housing 2, and in this embodiment, the plug housing 2 is also in a straight cylindrical shape with both ends open; when the plug module is plugged on the socket module, the plug shell 2 is sleeved at one end of the socket shell 1, which is far away from the new energy vehicle.

Referring to fig. 2 and 3, a multiple locking assembly 3 is disposed between the socket housing 1 and the plug housing 2, when the plug housing 2 is sleeved on the socket housing 1, the multiple locking assembly 3 locks the plug housing 2 and the socket housing 1, so that the plug housing 2 and the socket housing 1 cannot be separated, and can be separated again after unlocking the multiple locking, thereby reducing the occurrence of loosening of the plug module and the socket module under the action of external force.

The multiple locking assembly 3 comprises a locking shell 35, the locking shell 35 is integrally formed on the plug housing 2, two ends of the locking shell 35 in the length direction are opened, the opening direction of the locking shell 35 is consistent with that of the plug housing 2, and a locking area is formed between the locking shell 35 and the plug housing 2.

The locking shell 35 is far away from the side wall hole of the plug shell 2, the locking shell 35 is provided with a second plug connecting rod 38 at the hole, the length direction of the second plug connecting rod 38 is consistent with the length direction of the locking shell 35, two sides of the width direction of the second plug connecting rod 38 are integrally formed on the locking shell 35, and two ends of the length direction of the second plug connecting rod 38 swing along the connecting point of the second plug connecting rod and the locking shell 35.

The second plug connecting rod 38 is integrally formed with second plug locking blocks 37 at one end, close to the socket shell 1, of the second plug connecting rod, two second plug locking blocks 37 are arranged in the embodiment, and the two second plug locking blocks 37 are respectively positioned at two ends of the second plug connecting rod 38 in the width direction; the second plug lock 37 is located in the lock region and the second plug lock 37 is disposed obliquely near the side wall in the direction of the receptacle housing 1. The plug housing 2 is integrally formed with second socket locking blocks 36, in this embodiment, two second socket locking blocks 36 are also provided, and the setting positions correspond to the first socket locking blocks 33, and the second socket locking blocks 36 are obliquely arranged near the side wall of the plug housing 2 in the direction.

When the socket housing 1 is inserted into the plug housing 2, the second socket locking block 36 moves towards the second plug locking block 37, when the inclined surface of the second socket locking block 36 is attached to the inclined surface of the second plug locking block 37, the two inclined surfaces mutually play a guiding role, at the moment, one end of the second plug connecting rod 38 close to the second plug locking block 37 is lifted, the second plug locking block 37 moves towards the top wall of the second socket locking block 36, at the moment, the second plug locking block 37 drives the second plug connecting rod 38 to lift in a direction away from the plug housing 2, and one end of the second plug connecting rod 38 away from the second plug locking block 37 moves in a direction close to the plug housing 2; when the second plug lock block 37 completely passes over the second socket lock block 36, the second plug lock block 37 loses the restriction of the second socket lock block 36, the second plug link 38 swings and resets the second plug lock block 37 to the original height, and the second plug lock block 37 restricts the second socket lock block 36 to move in a direction away from the plug housing 2, at this time, the socket housing 1 cannot be separated from the plug housing 2.

Referring to fig. 2 and 3, a first socket lock block 32 is provided between two second socket lock blocks 36, the first socket lock block 32 being integrally formed on the outer side wall of the socket housing 1; in the present embodiment, two first socket locking blocks 32 are provided and are arranged in parallel in the width direction of the socket housing 1.

A first plug link 34 is also provided in the locking region between the locking housing 35 and the plug housing 2, the lateral wall of the first plug link 34 in the width direction being integrally formed on the plug housing 2, and the first plug link 34 being pivoted along its connection point with the plug housing 2. One end of the first plug link 34, which is far away from the socket housing 1, is located outside the locking area, and one end of the first plug link 34, which is near the socket housing 1, is located in the locking area; in this embodiment, two first plug connecting rods 34 are provided, one ends of the two first plug connecting rods 34 located outside the locking area are connected, and one ends of the two first plug connecting rods 34 located inside the locking area are integrally formed with a first plug locking block 33.

The first socket lock 32 is disposed obliquely near the side wall in the direction of the plug housing 2, and the first socket lock 33 is disposed obliquely near the side wall in the direction of the socket housing 1. When the socket housing 1 is inserted into the plug housing 2, the first socket locking block 32 moves towards the first plug locking block 33, when the inclined surface of the first socket locking block 32 is attached to the inclined surface of the first plug locking block 33, the two inclined surfaces mutually play a role in guiding, one end of the first plug connecting rod 34, which is close to the first plug locking block 33, is lifted, the first plug locking block 33 moves towards the top wall of the first socket locking block 32, at the moment, the first plug locking block 33 drives the first plug connecting rod 34 to lift in a direction away from the plug housing 2, and the other end of the first plug connecting rod 34, which is away from the first plug locking block 33, moves in a direction close to the plug housing 2; when the first plug lock block 33 completely passes over the first socket lock block 32, the first plug lock block 33 loses the restriction of the first socket lock block 32, the first plug link 34 swings and resets to reset the first plug lock block 33 to the original height, at this time, the first plug lock block 33 is attached to the first socket lock block 32, and the first plug lock block 33 restricts the first socket lock block 32 to move in a direction away from the plug housing 2.

A locking bar 31 is slidably arranged between the two first plug connecting rods 34, one end of the locking bar 31 is positioned in the locking area, and the other end of the locking bar protrudes out of the locking area; one end of the locking bar 31 outside the locking area extends to both sides in the width direction thereof and is inserted into the integrally formed slide frame 22 on the plug housing 2, and the locking bar 31 reciprocates in the length direction of the plug housing 2 under the restriction of the slide frame 22.

One end of the locking strip 31 in the locking area is integrally formed with a locking hook 311, and a part of the locking strip 31 in the locking area is arranged near the bottom wall of the plug housing 2 in a recessed manner; the locking bar 31 is integrally formed with a locking pressing plate 313 at one end thereof remote from the locking hook 311, and the top wall of the locking pressing plate 313 is higher than the top wall of the locking bar 31.

The first plug connecting rod 34 is attached to the top wall of the locking bar 31 away from the plug housing 2 in the initial state, and one end of the first plug connecting rod 34 away from the first plug locking block 33 can abut against the side wall of the locking pressing plate 313; the top wall of the locking strip 31, which is far away from the plug housing 2, is provided with a first concave notch 312; when the end of the first plug link 34 away from the socket housing 1 is located directly above the first recess notch 312, the first plug link 34 may be pressed into the first recess notch 312 to lift the first plug locking block 33 away from the first recess notch 312.

A gap exists between the locking strip 31 and the plug housing 2, a plug positioning block 21 is integrally formed on the plug housing 2, and a locking positioning block 314 is integrally formed on the end wall, close to the plug housing 2, of the locking strip 31; when the locking bar 31 moves below the first plug link 34 with the first recess 312, the plug positioning block 21 may abut against the locking positioning block 314 to limit the locking bar 31 from moving further.

Before the plug housing 2 and the socket housing 1 are plugged, the end part of the first plug connecting rod 34, which is positioned outside the locking area, is positioned above the first concave notch 312, and the plug positioning block 21 is attached to the locking positioning block 314; at this time, the plug housing 2 and the socket housing 1 are plugged, when the first plug locking piece 33 is attached to the first socket locking piece 32, the locking bar 31 is moved in a direction approaching to the locking area, and at this time, the locking hook 311 is lifted up along the inclined surface of the first socket locking piece 32; when one end of the first plug link 34 away from the first plug lock piece 33 abuts on the side wall of the lock pressing plate 313, the lock hook 311 moves into position, at which time the lock hook 311 loses the restriction of the first plug lock piece 33 and the first socket lock piece 32, and the lock hook 311 returns to the original height, at which time the first plug lock piece 33 is located between the lock hook 311 and the first socket lock piece 32.

When the plug housing 2 and the socket housing 1 need to be separated, an operator presses one end of the locking bar 31 located outside the locking area to lift the locking hook 311 and move along the top walls of the first plug locking block 33 and the second socket locking block 36; when the first concave notch 312 on the lock bar 31 is located right under the end of the first plug link 34 away from the lock case 35, the lock hook 311 has moved past the first plug lock block 33 and the first socket lock block 32, and the lock bar 31 is restored to the original state; at this time, the ends of the first and second plug links 34 and 38 are pressed and the plug housing 2 is pulled in a direction away from the receptacle housing 1, and the first and second plug lock blocks 33 and 37 are lifted at the same time, so that the corresponding first and second receptacle lock blocks 32 and 36 are moved in a direction away from the plug housing 2, thereby completing the unlocking separation of the receptacle housing 1 and the plug housing 2.

Referring to fig. 1 and 4, the outer wall of the socket housing 1 is integrally formed with an extension ring plate 11, and the extension ring plate 11 is embedded with a socket sealing ring 12, when the socket housing 1 is mounted on a new energy vehicle, the extension ring plate 11 is fixed on the new energy vehicle through bolts, and the socket sealing ring 12 abuts against the new energy vehicle to realize sealing.

The socket shell 1 is also internally provided with a socket shielding shell 4, a plurality of elastic abutting pieces 6 are integrally formed on the socket shielding shell 4, and the elastic abutting pieces 6 are elastically abutted with the inner cavity part of the socket shell 1. The two ends of the socket shielding shell 4 are integrally formed with a plurality of shielding bent pieces 41, and the shielding bent pieces 41 are correspondingly arranged at the end part of the socket shielding shell 4; when the socket shield shell 4 is mounted in the socket housing 1, the shield bent piece 41 at one end of the socket shield shell 4 facing away from the socket seal ring 12 is hooked on the inner cavity of the socket housing 1. The shielding bent piece 41 of the socket shielding shell 4 near one end of the socket sealing ring 12 is hooked on the extending ring plate 11. When the extension coil plate 11 is mounted on the new energy vehicle, the shielding bent piece 41 abuts against the mounting end wall of the new energy vehicle.

Two socket terminals 13 are also arranged in the socket shielding shell 4, socket claws 14 are sleeved on the socket terminals 13, the inner walls of the socket claws 14 are abutted against the peripheral walls of the socket terminals 13, and the outer walls of the socket claws 14 are abutted against the inner walls of the screen socket shielding shell 4; a signal jack member 15 is also installed between the two receptacle terminals 13.

Referring to fig. 1 and 5, a plug end cover 23 is mounted at one end of the plug housing 2, and when the socket module and the socket module are plugged, the plug end cover 23 is plugged into the socket housing 1; a plug seal ring 231 is provided between the plug end cover 23 and the plug housing 2 to seal a gap between the plug end cover 23 and the plug housing 2.

The plug shell 2 is internally provided with a plug shielding shell 5, the plug shielding shell 5 is internally provided with a plug front rubber core shell 53 and a plug rear rubber core shell 54, the plug front rubber core shell 53 and the plug rear rubber core shell 54 are spliced into a whole rubber core shell, and the plug front rubber core shell 53 is arranged at one end, close to the plug end cover 23, of the plug shielding shell 5; a plurality of external elastic pieces 61 are integrally formed on the plug shielding shell 5, and the external elastic pieces 61 are propped against the inner wall of the plug shell 2; a plurality of elastic abutting pieces 6 are integrally formed on the plug shielding shell 5, and the elastic abutting pieces 6 abut against the outer wall of the plug rear rubber core shell 54.

A plug female end 24 and a signal head 25 are arranged in the plug front rubber core shell 53, a plug claw 241 is sleeved on the plug female end 24, and the outer side of the plug claw 241 is abutted against the inner wall of the plug front rubber core shell 53; the female plug end 24 is plugged into the cable 7 near one end of the plug rear rubber core housing 54.

One end of the cable 7 is positioned in the plug rear rubber core shell 54, a plug shielding ring 51 and a plug shielding gasket 52 are sleeved on the cable 7, and the plug shielding ring 51 is positioned between the plug claw 241 and the plug shielding gasket 52; the plug shield gasket 52 presses the cable 7 and the plug shield ring 51 into the plug rear rubber core housing 54, with both the plug rear rubber core housing 54 and the plug shield housing 5 abutting against the plug shield gasket 52.

The plastic gasket 26 sleeved on the cable 7 is arranged at one end of the plug shielding gasket 52, which is away from the plug rear rubber core shell 54, and the wire sealing body 27 sleeved on the cable 7 is arranged at one end of the plastic gasket 26, which is away from the plug rear rubber core shell 54; the cable 7 is also sleeved with a plug tail cover 28, and the plug tail cover 28 is clamped with the plug shell 2.

During installation, the plug shielding shell 5 is inserted into the plug housing 2, at this time, the plug front rubber core shell 53 and the plug rear rubber core shell 54 are inserted into the plug shielding shell 5, the plug female end 24 and the cable 7 are installed in the plug front rubber core shell 53 and the plug rear rubber core shell 54, finally, the plug end cover 23 and the plug tail cover 28 are installed in the plug housing 2, at this time, the wire sealing body 27, the plastic gasket 26 and the plug shielding ring 51 are sequentially crimped on the end wall of the plug shielding shell 5 and the end wall of the plug rear rubber core shell 54, the plug rear rubber core shell 54 is crimped on the plug front rubber core shell 53, and the plug front rubber core shell 53 and the plug shielding shell 5 are compressed by the plug tail cover 28.

The plug shielding shell 5 is sleeved in the socket shielding shell 4, and at this time, the socket shielding shell 4, the plug shielding shell 5, the plug shielding ring 51 and the plug shielding gasket 52 realize 360-degree shielding.

Referring to fig. 6 and 7, when the plug module and the receptacle module are plugged, the plug female end 24 is sleeved on the receptacle terminal 13, and the signal header 25 is inserted into the signal jack member 15. When the plug module and the receptacle module are plugged and separated, the signal header 25 is separated from the signal jack member 15, and the plug female end 24 is separated from the receptacle terminal 13.

The implementation principle of the two-core plastic straight connector provided by the embodiment of the utility model is as follows: when a user charges the new energy vehicle, the plug housing 2 is spliced with the socket housing 1, at the moment, the multiple locking assembly 3 locks the plug housing 2 and the socket housing 1, the plug female end 24 is in current communication with the socket terminal 13, and the signal head 25 is in communication with the signal jack member 15 so as to receive a charging signal; when the charging is completed, the limitation of the multiple locking assemblies 3 on the plug housing 2 and the socket housing 1 is released, and the plug housing 2 is separated from the socket housing 1; the connection of the plug module and the socket module is stabilized by utilizing the multiple locking assembly 3, so that the loosening condition of the plug module and the socket module is reduced, and the efficiency of the new energy vehicle in the charging process is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (9)

1. The two-core plastic straight connector comprises a socket module and a plug module, wherein the socket module comprises a socket shell (1), the plug module comprises a plug shell (2), and the socket shell (1) and the plug shell (2) are arranged in an inserting mode; the method is characterized in that: a plurality of locking assemblies (3) are arranged between the socket shell (1) and the plug shell (2), and each of the plurality of locking assemblies (3) comprises a locking strip (31), a first socket locking block (32), a first plug locking block (33) and a first plug connecting rod (34); the first socket locking block (32) is connected to the socket shell (1), the first plug connecting rod (34) is arranged on the plug shell (2) in a swinging mode, one end, close to the socket shell (1), of the first plug connecting rod (34) is connected with the first plug locking block (33), and the first plug locking block (33) can be attached to the first socket locking block (32) so as to mutually limit the first plug locking block (33) and the first socket locking block (32) to move; one end of the locking strip (31) is arranged on the plug shell (2) in a sliding mode, the other end of the locking strip (31) is connected with a locking hook (311), and the locking hook (311) can be hooked on a first plug locking block (33) and a first socket locking block (32) which are attached to each other.

2. The two-core plastic straight connector of claim 1, wherein: the multiple locking assembly (3) further comprises a locking shell (35), a second socket locking block (36), a second plug locking block (37) and a second plug connecting rod (38); the locking shell (35) is arranged on the plug shell (2); the second plug connecting rod (38) is arranged on the locking shell (35) in a swinging mode, and one end, close to the socket shell (1), of the second plug connecting rod (38) is connected with the second plug locking block (37); the second socket locking block (36) is connected with the socket shell (1), and the second plug locking block (37) can be attached to the second socket locking block (36) so as to limit the second plug locking block (37) and the second socket locking block (36) to move mutually.

3. The two-core plastic straight connector of claim 1, wherein: the top wall of the plug shell (2) is far away from the first plug connecting rod (34) and the top wall of the plug shell (2) is far away from the locking strip (31) and is attached, a first concave notch (312) is formed in the top wall of the plug shell (2) far away from the locking strip (31), the first plug connecting rod (34) can be pressed into the first concave notch (312), and the first plug locking block (33) is lifted towards the direction far away from the first concave notch (312).

4. A two-core plastic straight connector according to claim 3, wherein: one end of the locking strip (31) far away from the locking hook (311) is provided with a locking pressing plate (313), the top wall of the locking pressing plate (313) is higher than the top wall of the locking strip (31), and one end of the first plug connecting rod (34) far away from the first plug locking block (33) can be abutted against the side wall of the locking pressing plate (313).

5. A two-core plastic straight connector according to claim 3, wherein: a gap exists between the locking strip (31) and the plug shell (2), a plug positioning block (21) is arranged on the plug shell (2), a locking positioning block (314) is arranged on the top wall, close to the plug shell (2), of the locking strip (31), and the plug positioning block (21) can be attached to the locking positioning block (314) so as to limit movement of the locking strip (31).

6. The two-core plastic straight connector of claim 1, wherein: the socket module further comprises a socket shielding shell (4), and the socket shielding shell (4) is arranged in the socket shell (1); the plug module further comprises a plug shielding shell (5), a plug shielding ring (51) and a plug shielding gasket (52), wherein the plug shielding shell (5) is arranged in the plug shell (2), the plug shielding ring (51) and the plug shielding gasket (52) are sleeved on the cable (7), and the plug shielding gasket (52) abuts against the end wall of the plug shielding shell (5); the socket shielding shell (4) can be inserted into the plug shielding shell (5).

7. The two-piece plastic straight connector of claim 6, wherein: the socket shielding shell comprises a socket shielding shell (4), and is characterized in that a plurality of shielding bent pieces (41) are arranged at two ends of the socket shielding shell (4), the shielding bent pieces (41) are correspondingly arranged at the end parts of the socket shielding shell (4), and the shielding bent pieces (41) are hooked on the end wall of the socket shell (1).

8. The two-piece plastic straight connector of claim 6, wherein: a plurality of elastic supporting pieces (6) are arranged on the plug shielding shell (5) and the socket shielding shell (4), and the elastic supporting pieces (6) positioned on the socket shielding shell (4) are propped against the side wall of the socket shell (1); and an elastic abutting piece (6) positioned on the plug shielding shell (5) abuts against the plug rear rubber core shell (54).

9. The two-piece plastic straight connector of claim 8, wherein: a plurality of external elastic sheets (61) are arranged on the plug shielding shell (5), and the external elastic sheets (61) are propped against the inner wall of the plug shell (2).