Multifunctional charging kit for electric vehicles

Abstract

The embodiment of the present invention discloses a multifunctional charging assembly for an electric vehicle, comprising: a mode 2 control box, a charging pile assembly and an external power transmission component; a socket is provided at one end of the mode 2 control box, and a first electric gun that can be detachably connected to the electric vehicle is provided at the other end of the mode 2 control box; the charging pile assembly is provided with a charging pile plug that is compatible with the socket, and the external power transmission component is provided with an external plug that is compatible with the socket; the mode 2 control box can be detachably connected to the charging pile assembly through the socket to achieve fixed charging of the electric vehicle connected to the first electric gun; the mode 2 control box can also be detachably connected to the external power transmission component through the socket to achieve on-board discharge or charging of the electric vehicle connected to the first electric gun. The invention can achieve fixed charging and on-board charging or discharging of electric vehicles through the charging pile assembly, the mode 2 control box and the external power transmission component.

Description

Technical Field

[0001] The present invention relates to the technical field of electric vehicle charging, and in particular to a multifunctional charging component for an electric vehicle. Background Art

[0002] With the increasing popularity of electric vehicles and their charging piles, the demand for electric vehicle charging is increasing. The existing AC charging piles currently require fixed charging facilities to charge electric vehicles, and cannot charge electric vehicles at any time. Although the existing mode 2 control box can charge electric vehicles at any time, it cannot realize V2V discharge and V2L discharge functions. If the above functions are to be realized at the same time, multiple products are required to realize them together, which is costly. Summary of the invention

[0003] The embodiment of the present invention provides a multifunctional charging component for an electric vehicle, aiming to solve the problem in the prior art that an AC charging pile cannot charge an electric vehicle at any time and a mode 2 control box cannot realize charging between electric vehicles and charging or discharging between an electric vehicle and an external device.

[0004] An embodiment of the present invention provides a multifunctional charging component for an electric vehicle, which includes: a mode two control box, a charging pile assembly and an external power transmission component; one end of the mode two control box is provided with a socket, and the other end of the mode two control box is provided with a first electric gun that can be detachably connected to the electric vehicle; the charging pile assembly is provided with a charging pile plug that is compatible with the socket, and the external power transmission component is provided with an external plug that is compatible with the socket; the mode two control box can be detachably connected to the charging pile assembly through the socket to achieve fixed charging of the electric vehicle connected to the first electric gun; the mode two control box can also be detachably connected to the external power transmission component through the socket to achieve on-board discharging or charging of the electric vehicle connected to the first electric gun.

[0005] Furthermore, a plug locking mechanism is provided on the mode two control box near the socket, and the external device plug is provided with a groove adapted to the plug locking mechanism, so that the mode two control box and the external device power transmission component can be detachably fixedly connected.

[0006] Furthermore, the plug locking mechanism includes a locking member, a first rotating shaft and a torsion spring; wherein, the first rotating shaft is arranged near the socket, the torsion spring is embedded on the first rotating shaft, one end of the torsion spring is fixed to the outer side of the socket, and the other end of the torsion spring is fixed to the middle part of the locking member, and the end of the locking member close to the groove is provided with a fixing buckle adapted to the groove, and the locking is achieved by engaging with the groove through the action force of the torsion spring.

[0007] Furthermore, the external power transmission component includes an electric gun power transmission component, the external plug includes a first external plug, one end of the electric gun power transmission component is provided with the first external plug, the other end of the electric gun power transmission component is provided with a second electric gun, and the electric gun power transmission component realizes charging between electric vehicles by connecting with the mode two control box.

[0008] Furthermore, the external power transmission component includes a discharge socket strip component, the external plug includes a second external plug, one end of the discharge socket strip component is provided with the second external plug, the other end of the discharge socket strip component is provided with a discharge socket strip, and the discharge socket strip component is connected to the mode two control box to realize external discharge of the electric vehicle.

[0009] Furthermore, the external power transmission component also includes a power supply component, one end of the power supply component is provided with a third external plug, and the other end of the power supply component is provided with a power supply connector. The power supply component is connected to the mode two control box to realize on-board charging of the electric vehicle.

[0010] Furthermore, the charging pile assembly includes an upper shell, a middle shell and a lower shell; the middle shell is arranged between the upper shell and the lower shell, and forms an inner cavity of the charging pile assembly, and the inner cavity is provided with the charging pile plug and a docking motion mechanism capable of carrying the mode two control box to move and dock with the charging pile plug.

[0011] Furthermore, the docking motion mechanism includes a handle, a handle rotation axis and a carrier mechanism; the handle rotation axis is fixed on the side wall of the inner cavity, the handle can rotate around the handle rotation axis, and the handle is also connected to the carrier mechanism to control the carrier mechanism to move along the motion guide rail at the bottom of the inner cavity, thereby pulling the mode two control box fixed on the carrier mechanism to move, so that the mode two control box is connected or disconnected from the charging pile plug.

[0012] Furthermore, the carrier mechanism includes a carrier member, an elastic fixing member and a guide rail member; wherein, the front end side wall of the carrier member is fixedly connected to the handle, the elastic fixing members are arranged on both sides of the rear end of the carrier member opposite to each other, and the ends of the elastic fixing members are provided with elastic buckles to fix the mode two control box, and the guide rail member is arranged under the carrier member so that the carrier member can move along the motion guide rail.

[0013] Furthermore, limiting members are provided on both sides of the carrier member, and a narrow portion with a narrowed width is provided on the side wall of the inner cavity corresponding to the end of the moving guide rail, and the limiting members cooperate with the narrow portion to limit the movement of the carrier member.

[0014] An embodiment of the present invention provides a multifunctional charging component for an electric vehicle, including a mode two control box, a charging pile assembly and an external power transmission component. The mode two control box is connected to the charging pile assembly to realize fixed charging of the electric vehicle; the mode two control box is connected to the external power transmission component to realize on-board charging between electric vehicles and charging or discharging of electric vehicles and external devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying any creative work.

[0016] Figure 1 It is a schematic diagram of the assembled control box of mode 2 and the charging pile assembly of the multifunctional charging assembly of the electric vehicle provided by the embodiment of the present invention;

[0017] Figure 2 It is a schematic diagram of the connection between the mode 2 control box and the electric gun power transmission component of the multifunctional charging assembly of the electric vehicle provided by the embodiment of the present invention;

[0018] Figure 3 It is a schematic diagram of the connection between the mode 2 control box and the discharge socket strip component of the multifunctional charging assembly of the electric vehicle provided by an embodiment of the present invention;

[0019] Figure 4 It is a schematic diagram of the connection between the mode 2 control box and the power supply component of the multifunctional charging assembly of the electric vehicle provided by the embodiment of the present invention;

[0020] Figure 5 It is a structural diagram of a mode 2 control box of a multifunctional charging assembly of an electric vehicle provided by an embodiment of the present invention;

[0021] Figure 6 is a half-section schematic diagram of a mode 2 control box of a multifunctional charging assembly of an electric vehicle provided by an embodiment of the present invention, which shows the connection structure between the peripheral plug and the mode 2 control box socket;

[0022] Figure 7 It is a structural diagram of an upper shell of a charging pile assembly of a multifunctional charging component of an electric vehicle provided by an embodiment of the present invention;

[0023] Figure 8 It is a structural diagram of the middle housing and the lower housing of the charging pile assembly of the multifunctional charging component of the electric vehicle provided by the embodiment of the present invention after being assembled;

[0024] Fig. 9It is a cross-sectional view of a charging pile assembly of a multifunctional charging component of an electric vehicle provided in an embodiment of the present invention, which shows a limiter structure. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiment of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all of the embodiments. Based on the embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] It should be understood that when used in this specification and the appended claims, the terms "include" and "comprises" indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or combinations thereof.

[0027] The following descriptions of the embodiments are made with reference to the attached drawings to illustrate specific embodiments of the present invention that can be implemented. The directional terms mentioned in the present invention, such as "upper", "lower", "front", "back", "left", "right", "inner", "outer", "side", etc., are only with reference to the directions of the attached drawings. Therefore, the directional terms used are used to illustrate and understand the present invention, but are not used to limit the present invention.

[0028] See also Figures 1 to 4 ,in, Figure 1 It is a schematic diagram of the assembled control box of mode 2 and the charging pile assembly of the multifunctional charging assembly of the electric vehicle provided by the embodiment of the present invention; Figure 2 It is a schematic diagram of the connection between the mode 2 control box and the electric gun power transmission component of the multifunctional charging assembly of the electric vehicle provided by the embodiment of the present invention; Figure 3 It is a schematic diagram of the connection between the mode 2 control box and the discharge socket strip component of the multifunctional charging assembly of the electric vehicle provided by an embodiment of the present invention; Figure 4 Schematic diagram of the connection between the control box and the power supply component of the mode 2 of the multifunctional charging assembly of the electric vehicle provided by the embodiment of the present invention. Figures 1 to 4As shown, the present invention provides a multifunctional charging component for an electric vehicle, which includes: a mode two control box 10, a charging pile assembly 20 and an external power transmission component 30; one end of the mode two control box 10 is provided with a socket 11, and the other end of the mode two control box 10 is provided with a first electric gun 12 that can be detachably connected to the electric vehicle; the charging pile assembly 20 is provided with a charging pile plug 21 compatible with the socket 11, and the external power transmission component 30 is provided with an external plug 31 compatible with the socket 11; one end of the mode two control box 10 can be detachably connected to the charging pile assembly 20 to achieve fixed charging of the electric vehicle connected to the first electric gun 12; one end of the mode two control box 10 can also be detachably connected to the external power transmission component 30 to achieve on-board discharge or charging of the electric vehicle connected to the first electric gun 12.

[0029] In this embodiment, the multifunctional charging component of the electric vehicle is mainly used for charging the electric vehicle, and the multifunctional charging component of the electric vehicle can realize the functions of fixed charging and on-board charging or discharging of the electric vehicle. The charging pile plug 21 of the charging pile assembly 20 and the external plug 31 of the external power transmission component 30 are plugs of the same model, and are compatible with the socket 11 of the mode 2 control box 10. When the electric vehicle is fixedly charged, the socket 11 of the mode 2 control box 10 is connected to the charging pile plug 21 of the charging pile assembly 20, and the first electric gun 12 of the mode 2 control box 10 is connected to the electric vehicle, so that the fixed charging of the electric vehicle can be realized; further, in actual application, if the electric vehicle needs to be randomly charged or discharged, the socket 11 of the mode 2 control box 10 is connected to the external plug 31 of the external power transmission component 30, and the external power transmission component 30 is then connected to an external device, so that the electric vehicle can be discharged or charged through the mode 2 control box 10 and the external power transmission component 30.

[0030] like Figure 5 and Figure 6 As shown, in this embodiment, a plug locking mechanism 13 is provided on the mode two control box 10 near the socket 11, and the external plug 31 is provided with a groove 131 adapted to the plug locking mechanism 13, so that the mode two control box 10 and the external power transmission component 30 can be detachably fixedly connected.

[0031] In specific implementation, the plug locking mechanism 13 is provided on the upper or lower part of the mode two control box 10 near the socket 11, which is used to lock and fix the external power transmission component 30 connected to the mode two control box 10; it should be noted that the external power transmission component 30 is provided with the groove 131 adapted to the plug locking mechanism 13, and through the cooperation between the plug locking mechanism 13 and the groove 131, the mode two control box 10 and the external power transmission component 30 are detachably fixedly connected, so as to avoid the problem of leakage or poor contact caused by easy disconnection due to connection jitter or other external force factors during the charging or discharging of the electric vehicle.

[0032] In this embodiment, the plug locking mechanism 13 includes a locking member 132, a first rotating shaft 133 and a torsion spring 134; wherein, the first rotating shaft 133 is arranged near the socket 11, and the torsion spring 134 is sleeved on the first rotating shaft 133, one end of the torsion spring 134 is fixed to the outer side of the socket 11, and the other end of the torsion spring 134 is fixed to the middle part of the locking member 132, and the end of the locking member 132 close to the groove 131 is provided with a fixing buckle 135 adapted to the groove 131, and the locking is achieved by engaging with the groove 131 through the action force of the torsion spring 134.

[0033] On the mode 2 control box 10 provided in the present solution, the plug locking mechanism 13 is provided near the socket 11, and includes the locking piece 132, the first rotating shaft 133 and the torsion spring 134; wherein, the locking piece 132 is a long plate with a buckle at the end, and the locking piece 132 can be formed into a metal locking piece by integrally processing with metal. It should be noted that the locking piece 132 can also be formed by processing with other materials such as plastic and carbon fiber.

[0034] Furthermore, the first rotating shaft 133 is fixedly arranged near the socket 11, and the torsion spring 134 is inserted into the first rotating shaft 133 to fix the position of the torsion spring 134. One end of the torsion spring 134 is fixed to the outer side of the socket 11, and the other end of the torsion spring 134 is fixed to the middle part of the locking member 132. When the user does not apply pressure to the locking member 132, the end of the locking member 132 close to the groove 131 is provided with a fixing buckle 135 adapted to the groove 131. Under the action of the torsion spring 134, the member 132 is engaged with the groove 131 of the plug through the fixing buckle 135 at the end thereof, so as to lock and fix the external plug 31; if it is necessary to detach the plug from the socket 11, pressure is applied to the end of the locking member 132 away from the fixing buckle 135, and the locking member 132 is subjected to the pressure to overcome the action of the torsion spring 134, so that the fixing buckle 135 of the locking member 132 detaches from the groove 131, thereby unlocking and detaching the external plug 31 from the socket 11.

[0035] like Figure 2 As shown, in this embodiment, the external power transmission component 30 includes an electric gun power transmission component 32, and the external plug 31 includes a first external plug 311. One end of the electric gun power transmission component 32 is provided with the first external plug 311, and the other end of the electric gun power transmission component 32 is provided with a second electric gun 321. The electric gun power transmission component 32 realizes charging between electric vehicles by connecting with the mode two control box 10.

[0036] In specific implementation, the mode two control box 10 can be connected to the external power transmission component 30 to realize charging or discharging of the electric vehicle. The external power transmission component 30 includes the electric gun power transmission component 32, one end of which is provided with the first external plug 311, and the other end is provided with the second electric gun 321; in actual application, the first external plug 311 of the electric gun power transmission component 32 is connected to the socket 11 of the mode two control box 10, and the first electric gun 12 and the second electric gun 321 are respectively connected to two electric vehicles, thereby realizing charging between electric vehicles.

[0037] like Figure 3 As shown, in this embodiment, the external power transmission component 30 also includes a discharge socket component 33, the external plug 31 includes a second external plug 312, one end of the discharge socket component 33 is provided with the second external plug 312, and the other end of the discharge socket component is provided with a discharge socket 331. The discharge socket component 33 is connected to the mode two control box 10 to realize external discharge of the electric vehicle.

[0038] In order to facilitate the travel life of electric vehicles, the electric vehicle can power external devices through the mode two control box 10 and the external power transmission component 30, that is, the electric vehicle can be used as an AC power supply with a voltage of 220V. The external power transmission component 30 also includes the discharge socket component 33, one end of the discharge socket component 33 is provided with the second external plug 312, and the other end of the discharge socket component 33 is provided with a discharge socket 331; in specific application, the first electric gun 12 of the mode two control box 10 is connected to the electric vehicle, and the socket 11 of the mode two control box 10 is connected to the second external plug 312 of the discharge socket component 33, so that the electric vehicle can power the discharge socket 331.

[0039] like Figure 4 As shown, in this embodiment, the external power transmission component 30 also includes a power supply component 34, the external plug 31 includes a third external plug 313, one end of the power supply component 34 is provided with a third external plug 313, and the other end of the power supply component 34 is provided with a power supply connector 341. The power supply component 34 is connected to the mode two control box 10 to realize on-board charging of the electric vehicle.

[0040] In actual application, the electric vehicle can be charged on the vehicle through the mode two control box 10 and the power supply component 34. One end of the power supply component 34 is provided with the third external plug 313, and the other end of the power supply component 34 is provided with a power supply connector 341. The power supply connector 341 is a three-hole wire connector or a two-hole wire connector for ordinary residential electricity. Furthermore, the first electric gun 12 is connected to the electric vehicle, the socket 11 of the mode two control box 10 is connected to the power supply component 34, and the power supply connector is connected to a power socket with a voltage of 220V for ordinary residential electricity, so that the electric vehicle can be charged on the vehicle.

[0041] It should be noted that the electric gun power transmission component 32, the discharge socket component 33, and the power supply component 34 are independently connected to the mode two control box 10 for use, and the electric gun power transmission component 32, the discharge socket component 33, and the power supply component 34 together constitute the external power transmission component 30 of the multifunctional charging component of the electric vehicle; the external power transmission component 30 includes at least one of the electric gun power transmission component 32, the discharge socket component 33 and the power supply component 34.

[0042] Furthermore, the first peripheral plug 311 , the second peripheral plug 312 and the third peripheral plug 313 are all peripheral plugs 31 of the same model, and are compatible with the socket 11 of the mode two control box 10 .

[0043] In this embodiment, the charging pile assembly 20 includes an upper shell 22, a middle shell 23 and a lower shell 24; the middle shell 23 is arranged between the upper shell 22 and the lower shell 24, and forms an inner cavity 25 of the charging pile assembly 20, and the inner cavity 25 is provided with the charging pile plug 21 and a docking motion mechanism 26 capable of carrying the mode two control box 10 to move and dock with the charging pile plug 21.

[0044] The charging pile assembly 20 is used for fixed charging of electric vehicles. The charging pile assembly 20 is surrounded by the upper shell 22 and the lower shell 24 to protect the middle shell 23 and the inner cavity 25 formed therein.

[0045] like Figure 7 As shown, further, a second rotating shaft 221 is provided on one side of the upper shell 22 and is connected to the damper 222, and is connected to one side of the lower shell 24; wherein, the damper 222 is embedded in the second rotating shaft 221, so that the upper shell 22 can be stably opened at any angle relative to the lower shell 24. It should be noted that the maximum opening angle of this solution is 120°. In actual applications, the maximum opening angle of the upper shell 22 relative to the lower shell 24 can be adjusted according to actual application requirements, such as a maximum opening angle of 150° or 180°.

[0046] The inner cavity 25 is provided with the charging pile plug 21 and a docking motion mechanism 26 capable of carrying the movement of the mode two control box 10. The docking motion mechanism 26 can realize the connection between the mode two control box 10 and the charging pile plug 21 in the inner cavity 25 to perform fixed charging on the electric vehicle.

[0047] like Figure 8 As shown, in this embodiment, the docking motion mechanism 26 includes a handle 27, a handle rotating shaft 28 and a carrier mechanism 29; the handle rotating shaft 28 is fixed to the side wall of the inner cavity 25, the handle 27 can rotate around the handle rotating shaft 28, and the handle 27 is also connected to the carrier mechanism 29 to control the carrier mechanism 29 to move along the motion guide rail 251 at the bottom of the inner cavity 25, thereby pulling the mode two control box 10 fixed on the carrier mechanism 29 to move, so that the mode two control box 10 is connected or disconnected from the charging pile plug 21.

[0048] In a specific implementation, the docking motion mechanism 26 includes the handle 27, the handle rotation shaft 28 and the carrier mechanism 29; wherein the handle 27, the handle rotation shaft 28 and the carrier mechanism 29 are all made of metal material, the handle 27 is fixed to the side wall of the inner cavity 25 through the handle rotation shaft 28, and the handle 27 can be rotated around the handle rotation shaft 28 at a preset angle to achieve the conversion of the power direction. In this solution, the handle 27 is set to rotate at an angle of 90°; the handle 27 is also connected to the carrier mechanism 2 9 is connected, thereby transmitting the power of rotating the handle 27 to the carrier mechanism 29; wherein the handle rotating shafts 28 are symmetrically fixed in pairs on the inner wall of the inner cavity 25, and the handle 27 realizes the power direction conversion by rotating the handle rotating shafts 28, and transmits the power to the carrier mechanism 29, and then controls the carrier mechanism 29 to move along the motion guide rail 251 at the bottom of the inner cavity 25, thereby pulling the mode two control box 10 fixed on the carrier mechanism 29 to move, so that the mode two control box 10 is connected or disconnected with the charging pile plug 21.

[0049] Furthermore, the carrier mechanism 29 includes a carrier member 291, an elastic fixing component 292 and a guide rail member 293; wherein, the front end side wall of the carrier member 291 is fixedly connected to the handle 27, the elastic fixing members 292 are relatively provided on both sides of the rear end of the carrier member 291, and the ends of the elastic fixing members 292 are provided with elastic buckles to fix the mode two control box 10, and the guide rail member 293 is arranged under the carrier member 291 so that the carrier member 291 can move along the moving guide rail 251.

[0050] In specific application, a protrusion 294 is further provided on the inner side wall of the front end of the carrier member 291, and the protrusion 294 is matched with the plug locking mechanism 13 of the mode two control box 10, so that when the mode two control box 10 is fixed to the carrier member 291, the plug locking mechanism 13 is always in an unlocked state, and the connection or disconnection between the mode two control box 10 and the charging pile assembly 20 is controlled only by rotating the handle 27; the handle 27 rotates around the handle rotating shaft 28, and the front end side wall of the carrier member 291 is fixedly connected to the handle 27, The elastic fixing members 292 are relatively provided on both sides of the rear end of the carrier member 291, and the ends of the elastic fixing members 292 are provided with elastic buckles to fix the mode two control box 10. Specifically, the elastic buckles 292 fix the mode two control box 10 and the carrier member 291 relatively, so that the carrier member 291 is driven to move along the motion guide rail 251 by rotating the handle 27, and the mode two control box 10 fixed on the carrier mechanism 29 is pulled to move, so that the mode two control box 10 is connected or disconnected from the charging pile plug 21.

[0051] like Fig. 9 As shown, in this embodiment, limiting members 295 are provided on both sides of the carrier member 291, and a narrow portion 252 with a narrowed width is provided on the side wall of the inner cavity 25 corresponding to the end of the moving guide rail 251, and the limiting members 295 cooperate with the narrow portion 252 to limit the movement of the carrier member 291.

[0052] An embodiment of the present invention provides a multifunctional charging component for an electric vehicle, including a mode two control box, a charging pile assembly and an external power transmission component. The mode two control box is connected to the charging pile assembly to realize fixed charging of the electric vehicle; the mode two control box is connected to the external power transmission component to realize on-board charging between electric vehicles and charging or discharging of electric vehicles and external devices.

[0053] It should be noted that, for the above-mentioned various method embodiments, for the sake of simplicity of description, they are all expressed as a series of action combinations, but those skilled in the art should know that the present invention is not limited by the described order of actions, because according to the present invention, some steps can be performed in other orders or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the present invention.

[0054] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0055] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the present invention, and these modifications or replacements should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be based on the protection scope of the claims.

Claims

1. A multifunctional charging assembly for an electric vehicle, characterized in that: include: Mode 2 control box, charging pile assembly and external power transmission components; One end of the mode 2 control box is provided with a socket, and the other end of the mode 2 control box is provided with a first electric gun that can be detachably connected to the electric vehicle; The charging pile assembly is provided with a charging pile plug adapted to the socket, and the external power transmission component is provided with an external plug adapted to the socket; The mode 2 control box can be detachably connected to the charging pile assembly through the socket to achieve fixed charging of the electric vehicle connected to the first electric gun; The mode 2 control box can also be detachably connected to the external power transmission component through the socket to achieve on-board discharge or charging of the electric vehicle connected to the first electric gun; The charging pile assembly includes an upper shell, a middle shell and a lower shell; the middle shell is arranged between the upper shell and the lower shell, and forms an inner cavity of the charging pile assembly, and the inner cavity is provided with the charging pile plug and a docking motion mechanism capable of carrying the mode 2 control box to move and dock with the charging pile plug; The docking motion mechanism includes a handle, a handle rotation axis and a carrier mechanism; the handle rotation axis is fixed to the side wall of the inner cavity, the handle can rotate around the handle rotation axis, and the handle is also connected to the carrier mechanism to control the carrier mechanism to move along the motion guide rail at the bottom of the inner cavity, thereby pulling the mode two control box fixed on the carrier mechanism to move, so that the mode two control box is connected to or disconnected from the charging pile plug; The carrier mechanism includes a carrier member, an elastic fixing member and a guide rail member; wherein the front end side wall of the carrier member is fixedly connected to the handle, the elastic fixing members are arranged on both sides of the rear end of the carrier member, and the ends of the elastic fixing members are provided with elastic buckles to fix the mode 2 control box, and the guide rail member is arranged under the carrier member so that the carrier member can move along the motion guide rail; Limiting members are provided on both sides of the carrier member, and a narrow portion with a narrowed width is provided on the side wall of the inner cavity corresponding to the end of the moving guide rail. The limiting members cooperate with the narrow portion to limit the movement of the carrier member, and the handle, the handle rotating shaft and the carrier mechanism are all made of metal.

2. The multifunctional charging assembly for an electric vehicle according to claim 1, characterized in that: The mode two control box is provided with a plug locking mechanism near the socket, and the external device plug is provided with a groove matched with the plug locking mechanism, so that the mode two control box and the external device power transmission component can be detachably fixedly connected.

3. The multifunctional charging assembly for an electric vehicle according to claim 2, characterized in that: The plug locking mechanism includes a locking member, a first rotating shaft and a torsion spring; wherein, the first rotating shaft is arranged near the socket, the torsion spring is embedded on the first rotating shaft, one end of the torsion spring is fixed to the outer side of the socket, and the other end of the torsion spring is fixed to the middle part of the locking member, and the end of the locking member close to the groove is provided with a fixing buckle adapted to the groove, and the locking is achieved by engaging with the groove through the action force of the torsion spring.

4. The multifunctional charging assembly for an electric vehicle according to claim 1, characterized in that: The external power transmission component includes an electric gun power transmission component, the external plug includes a first external plug, one end of the electric gun power transmission component is provided with the first external plug, the other end of the electric gun power transmission component is provided with a second electric gun, and the electric gun power transmission component realizes charging between electric vehicles by connecting with the mode two control box.

5. The multifunctional charging assembly for an electric vehicle according to claim 1, characterized in that: The external power transmission component includes a discharge socket component, the external plug includes a second external plug, one end of the discharge socket component is provided with the second external plug, the other end of the discharge socket component is provided with a discharge socket, and the discharge socket component realizes external discharge of the electric vehicle by connecting with the mode two control box.

6. The multifunctional charging assembly for an electric vehicle according to claim 1, characterized in that: The external power transmission component includes a power supply component, the external plug includes a third external plug, one end of the power supply component is provided with the third external plug, the other end of the power supply component is provided with a power supply connector, and the power supply component is connected to the mode two control box to realize on-board charging of the electric vehicle.

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