Mobile energy storage vehicle power switching device

Abstract

The present application relates to the technical field of mobile energy storage vehicle, and discloses a mobile energy storage vehicle power switching device, which comprises a supporting platform, an electric drive axle arranged below the supporting platform, a battery module arranged in layers on the supporting platform, a battery management module electrically connected to one side of the battery module, a power module electrically connected to the other side of the battery module, a switching box arranged on the power module, a direct-current charging seat, an alternating-current charging seat and a charging gun connected to one side of the switching box, and a heat dissipation fan arranged on the outer surface of the power module, and further comprises a temperature control module, a breakage prevention part and a cleaning part. The mobile energy storage vehicle is combined with a charging pile, matched with a motion control system and a temperature control system, and provided with self-illumination, so that the mobile energy storage vehicle can work in different extreme environments at day and night, solves the problems of difficult charging pile and self-heat dissipation of the device, and solves the problem that the charging interface is frozen in extremely cold weather, so that the charging head is difficult to pull out.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of mobile energy storage vehicles, in particular to a mobile energy storage vehicle power transfer device. BACKGROUND

[0002] The mobile energy storage vehicle is a device that integrates energy storage batteries, charging and discharging functions, and driving capabilities, and can be widely used for emergency charging and temporary power supply. The transfer device can connect the energy storage vehicle with the power equipment or the electric vehicle to supply power, and can supply power to the electric vehicle or charge from the charging pile.

[0003] However, under extreme cold weather conditions, the DC charging seat, the AC charging seat and the charging head are prone to freezing and sticking due to icing, which prevents the charging head from being normally pulled out, affecting work efficiency. The traditional energy storage vehicle cannot effectively remove the ice shell automatically, therefore, it is urgent to provide a DC charging seat and an AC charging seat that can be smoothly inserted and pulled out with the charging head under low temperature environment, so as to improve the reliability and adaptability of the mobile energy storage vehicle transfer device. SUMMARY

[0004] The present application provides a mobile energy storage vehicle power transfer device, which solves the problem that the DC charging seat and the AC charging seat of the mobile energy storage vehicle in the prior art are prone to freezing due to icing under low temperature weather, which prevents the charging head from being smoothly separated.

[0005] To solve the above technical problems, the technical scheme of the present application is as follows:

[0006] In a first aspect, a mobile energy storage vehicle power transfer device includes a support platform and an electric drive axle arranged below the support platform, a battery module arranged in layers on the support platform, a battery management module electrically connected to one side of the battery module, a power module electrically connected to the other side of the battery module, a transfer box arranged on the power module, a DC charging seat, an AC charging seat and a charging gun connected to one side of the transfer box, and a cooling fan arranged on the outer surface of the power module.

[0007] The temperature control module includes a thermal management module, a battery cooling plate, a cooling liquid and a cooling pipeline, and the thermal management module includes a thermal management driver, a water pump and a heat exchanger, and a valve, to monitor and adjust the temperature of the battery module in real time.

[0008] The anti-breaking part is arranged outside the DC charging seat and the AC charging seat, and includes a supporting element arranged above the DC charging seat and the AC charging seat, and an anti-breaking element arranged at the end of the DC charging seat and the AC charging seat, and the anti-breaking element is movably connected with the supporting element through the DC charging seat and the AC charging seat, so as to prevent the ice shell generated in the extreme cold from affecting the pulling out of the charging head from the DC charging seat or the AC charging seat.

[0009] The cleaning and preventing part is arranged through the DC charging seat and the AC charging seat, and the cleaning and preventing part comprises a supporting and scraping part arranged through the DC charging seat and the AC charging seat, and the supporting and scraping part is located outside the supporting and driving part, and a driving and pushing part arranged on the supporting and scraping part is used to cooperate with the supporting and driving part to clean and wipe the DC charging seat or the AC charging seat.

[0010] Further, the battery cooling plate is arranged on the outer surface of the battery module, the water pump and the heat exchanger are fixed below the support platform, and the water pump and the heat exchanger are connected through the valve, the valve, the water pump, the heat exchanger and the battery cooling plate are circularly connected through the cooling pipeline, and the cooling pipeline, the water pump, the valve, the heat exchanger and the battery cooling plate internally circulate the cooling liquid.

[0011] Further, the motor controller is fixed below the support platform and electrically connected with the electric drive axle, the transmission rod is rotatably connected below the support platform and connected with the electric drive axle, the steering mechanism is arranged below the support platform, the wheel is connected with the driving end of the transmission rod through the steering mechanism, and the operating handle is connected to the steering mechanism;

[0012] The pedal is arranged on one side of the support platform through hydraulic overturning and located below the operating handle.

[0013] Further, the supporting and driving part comprises:

[0014] The supporting disc is fixed at the end of the DC charging seat and the AC charging seat;

[0015] The movable port is arranged symmetrically through the upper and lower parts of the supporting disc and uniformly distributed;

[0016] The inner channel is arranged in the middle part of the supporting disc and penetrates one end of the supporting disc;

[0017] The moving and stamping part is arranged in the movable port and the inner channel.

[0018] Further, the moving and stamping part comprises:

[0019] The movable plate is movably arranged in the inner channel;

[0020] The leaf-shaped plate is movably arranged in the movable port and elastically connected with the supporting disc;

[0021] The top end of the leaf-shaped plate is sharp, and one pair of opposite diagonal edges has a curvature;

[0022] The arc block is uniformly fixed on the upper and lower parts of the movable plate, respectively extends into the movable port, and contacts with the leaf-shaped plate.

[0023] Further, the supporting and driving part comprises:

[0024] The protective shell is fixed above the DC charging seat and the AC charging seat;

[0025] The motor is arranged on the protective shell;

[0026] a reducer connected to the driving end of the motor and fixed to the protective shell;

[0027] a push plate symmetrically arranged inside the protective shell and connected to the driving end of the reducer;

[0028] a push head fixed to one end of the push plate away from the driving end of the reducer;

[0029] a rocking part arranged through the DC charging base and the AC charging base and connected to the movable plate.

[0030] Further, the rocking part comprises:

[0031] a rotating rod, one end of which is fixed to the inner wall of the protective shell;

[0032] an arc rocking plate rotationally connected to the other end of the rotating rod;

[0033] a square groove arranged in the end of the DC charging base and the AC charging base and corresponding to the inner channel;

[0034] a pull rope arranged through the end of the DC charging base and the AC charging base and located inside the square groove;

[0035] one end of the pull rope is connected to the movable plate, and the other end is connected to the arc rocking plate;

[0036] a spring sleeved outside the pull rope, one end of which is connected to the movable plate, and the other end is connected to the DC charging base and the AC charging base.

[0037] Further, the supporting and rubbing part comprises:

[0038] a rubber sleeve symmetrically arranged through the upper end of the protective shell and fixedly arranged;

[0039] a U-shaped plate arranged through the rubber sleeve and frictionally connected to the rubber sleeve, the lower end of which extends into the protective shell;

[0040] an arc plate fixed to the lower end of the U-shaped plate;

[0041] a groove arranged through the upper end of the arc plate and located outside the arc rocking plate;

[0042] a through groove arranged through the upper end of the arc plate, in communication with the groove, and located outside the rotating rod;

[0043] an inner channel symmetrically arranged outside the arc rocking plate and outside the U-shaped plate;

[0044] a first sponge fixed to one side of the arc plate away from the supporting disc;

[0045] a continuous rubbing part arranged through the lower part of the DC charging base and the AC charging base.

[0046] Further, the continuous rubbing part comprises:

[0047] bottom shell, fixed below the DC charging base and the AC charging base;

[0048] arc concave plate, having two, respectively, active through the DC charging base and the AC charging base below, and located in the bottom shell, can be with the arc plate fit;

[0049] second sponge, fixed in the arc concave plate outer wall, and located below the first sponge;

[0050] lower magic tape, fixed on the upper end of the arc concave plate;

[0051] upper magic tape, fixed on the lower end of the arc plate.

[0052] Further, the drive includes:

[0053] Multi-stage electric rod, fixed on the upper end of the protective shell, and the telescopic end active through the protective shell;

[0054] L rod, fixed on the lower end of the multi-stage electric rod, and extending to the first sponge above;

[0055] the supporting plate, fixed on one side of the arc plate close to the L rod, and located above the L rod;

[0056] the pressing plate, fixed on the upper end of the first sponge.

[0057] The above scheme of the present application at least includes the following beneficial effects:

[0058] By setting the anti-breaking part outside the charging base, using mechanical push-pull, knocking and other ways, the ice shell formed between the charging gun and the charging base due to extremely cold weather can be automatically or manually broken, effectively avoiding the problem that the charging gun cannot be pulled out or inserted due to ice shell adhesion, improving the charging reliability, safety and adaptability of the mobile energy storage vehicle in low temperature environment. BRIEF DESCRIPTION OF DRAWINGS

[0059] Figure 1 The overall perspective view of the mobile energy storage vehicle power adapter provided by the embodiment of the present application;

[0060] Figure 2 The overall cross-sectional plan view of the mobile energy storage vehicle power adapter provided by the embodiment of the present application;

[0061] Figure 3 The charging gun, DC charging base, AC charging base and operating handle plane structure schematic diagram provided by the embodiment of the present application;

[0062] Figure 4 The top plan view provided by the embodiment of the present application;

[0063] Figure 5 The bottom plan view provided by the embodiment of the present application;

[0064] Figure 6 Provided for embodiments of the present invention Figure 2 Schematic diagram of the structure at point A in the diagram;

[0065] Figure 7 A three-dimensional structural diagram of the protective shell, bottom shell, support plate, and DC charging base assembly provided in an embodiment of the present invention;

[0066] Figure 8 A cross-sectional plan view of the protective shell, bottom shell, support plate, and DC charging base assembly provided in an embodiment of the present invention;

[0067] Figure 9 Provided for embodiments of the present invention Figure 8 Schematic diagram of the structure at point B in the diagram;

[0068] Figure 10 Exploded perspective view of the U-plate, guard plate, and arc-shaped rocker plate provided in the embodiments of the present invention;

[0069] Figure 11 This is a cross-sectional plan view of the protective shell provided in an embodiment of the present invention;

[0070] Figure 12 Provided for embodiments of the present invention Figure 8 Schematic diagram of the structure at point C;

[0071] Figure 13 A perspective view of the movable plate provided in an embodiment of the present invention;

[0072] Figure 14 A cross-sectional plan view of the support plate provided in an embodiment of the present invention;

[0073] Figure 15 Provided for embodiments of the present invention Figure 8 Schematic diagram of the structure at point D in the diagram;

[0074] Figure 16 Provided for embodiments of the present invention Figure 8 Schematic diagram of the structure at point E in the diagram;

[0075] Figure 17 Provided for embodiments of the present invention Figure 8 The structural diagram at point F in the diagram.

[0076] Explanation of reference numerals in the attached figures:

[0077] In the diagram: 1. Support platform; 2. Wheels; 3. Electric drive axle; 4. Motor controller; 5. Transmission rod; 6. Operating handle; 7. Fixed bracket; 8. Limit bracket; 9. Pedal; 10. Anti-collision bar; 11. Battery module; 12. Battery management module; 13. Adapter box; 14. Main control box; 15. Thermal management module; 16. Battery cooling plate; 17. Cooling pipes; 18. Power module; 19. Charging gun; 20. Protective shell; 21. Status indicator light; 22. Lighting light; 23. DC charging dock; 24. AC charging dock; 25. Cable management bracket; 26. Display screen; 27. Lighting button; 28. Motor start key knob; 29. ​​Start button; 30. 4G antenna; 31. Cooling fan; 32. Heat dissipation door; 33. Steering mechanism; 34. Wire rope; 35. Plug; 36. Support plate; 37. Movable opening; 38. Inner channel; 39. Movable plate; 40. Arc block; 41. Pull rope; 42. Spring; 43. Rotating rod; 44. Arc rocker plate; 45. Motor; 46. Reducer; 47. Push plate; 48. Push head; 49. Protective cover; 50. Protective shell; 51. U-plate; 52. Rubber sleeve; 53. Arc plate; 54. First sponge; 55. Support plate; 56. Pressure plate; 57. Multi-stage electric rod; 58. L-rod; 59. Bottom shell; 60. Arc concave plate; 61. Second sponge; 62. Lower hook and loop fastener; 63. Upper hook and loop fastener; 64. Connecting rope; 65. Groove; 66. Through groove; 67. Guide channel; 68. Through opening; 69. Square groove; 70. Leaf-shaped plate; 71. Elastic rope. Detailed Implementation

[0078] Exemplary embodiments of the invention will now be described in more detail with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention may be implemented in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this invention will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

[0079] like Figures 1 to 17 As shown, an embodiment of the present invention provides a power conversion device for a mobile energy storage vehicle, including a support platform 1 and an electric drive axle 3 disposed below the support platform 1. A battery module 11 is stacked on the support platform 1. A battery management module 12 is electrically connected to one side of the battery module 11, and a power module 18 is electrically connected to the other side of the battery module 11. An adapter box 13 is disposed on the power module 18. A DC charging socket 23, an AC charging socket 24, and a charging gun 19 are connected to one side of the adapter box 13. A cooling fan 31 is disposed on the outer surface of the power module 18. The device also includes:

[0080] The temperature control module includes a thermal management module 15, a battery cooling plate 16, a cooling liquid, and a cooling pipeline 17. The thermal management module 15 includes a thermal management driver, a water pump, a heat exchanger, and a valve. The temperature of the battery module 11 is monitored and adjusted in real time.

[0081] The anti-breaking part is arranged outside the DC charging seat 23 and the AC charging seat 24. The anti-breaking part includes a supporting driving part arranged above the DC charging seat 23 and the AC charging seat 24, and an anti-breaking part arranged at the end of the DC charging seat 23 and the AC charging seat 24. The movable penetrating part is connected with the supporting driving part. The supporting driving part prevents the ice shell generated in extremely cold weather from affecting the pulling-out of the charging head from the DC charging seat 23 or the AC charging seat 24.

[0082] The cleaning part is arranged penetratingly through the DC charging seat 23 and the AC charging seat 24. The cleaning part includes a supporting wiping part arranged penetratingly through the DC charging seat 23 and the AC charging seat 24, and a driving pushing part arranged on the supporting wiping part. The driving pushing part cooperates with the supporting driving part to clean and wipe the DC charging seat 23 or the AC charging seat 24.

[0083] Specifically, the support platform 1 is provided with a motor controller 4 below, the support platform 1 is fixed with a fixed support 7, and the fixed support 7 is located outside the adapter box 13 and the power module 18 to support the adapter box 13 and the power module 18, the support platform 1 is fixed with a limiting support 8 on the side of the fixed support 7 and outside the battery module 11 and the battery cooling plate 16 to resist and protect the battery module 11, the support platform 1 is provided with an anti-collision rod 10 away from one end of the pedal 9 to provide impact protection for the support platform 1, the fixed support 7 is fixed with a main control box 14 above and above the battery module 11, the support platform 1 is fixed with a protective shell 20 outside the main control box 14, the battery module 11, the adapter box 13, the battery management module 12 and the power module 18 to provide protection, the protective shell 20 is fixed with a state indicator 21, the support platform 1 is connected with two illuminating lamps 22 in front, the DC charging seat 23 and the AC charging seat 24 are arranged through the protective shell 20, one side of the protective shell 20 close to the AC charging seat 24 is fixed with a wire disc support 25 above the pedal 9, the power supply line of the charging gun 19 is wound and placed outside the wire disc support 25, the protective shell 20 is provided with a display screen 26, the protective shell 20 is installed with an illumination button 27, a motor start key knob 28 and a start button on one side of the display screen 26, the protective shell 20 is connected with a 4G antenna 30, and the side of the protective shell 20 is provided with a heat dissipation door 32 to protect the heat dissipation fan 31 and provide an air circulation channel, one side of the protective shell 20 is connected with two steel wires 34, and the end of the steel wire 34 is connected with a plug cover 35 to plug and protect the DC charging seat 23 and the AC charging seat 24.

[0084] In the actual application process of the embodiment, the electric drive axle 3 is arranged at the bottom of the front side of the support platform 1 to drive the front wheels, the motor controller 4 is arranged at the bottom of the right side of the support platform 1 to control the rotation speed and forward and reverse rotation of the electric drive axle 3, the transmission rod 5 is arranged on the upper part of the support platform 1 and connected with the rear wheels and the operation handle 6 to conduct the direction, and the operation handle 6 is arranged on the upper part of the support platform 1 and connected with the top of the transmission rod 5 to control the direction and speed of the vehicle.

[0085] The state indicator 21 and the illuminating lamp 22 are used to display the working state of the mobile energy storage vehicle and provide illumination for night driving, and the 4G antenna 30 receives the 4G Internet of Things signal.

[0086] The battery module 11 is arranged in a stacked form in the middle and upper part of the support platform 1, the battery management module 12 is arranged at the position of the vehicle head above the support platform 1 and fixed on the support of the battery module 11 and electrically connected with the battery module 11.

[0087] The switching box 13 is placed at the tail position above the support platform 1, and includes a switching unit and a slave control unit, the switching unit is a device connected with the AC power supply seat, the DC power supply seat, the master control box 14 and the energy storage battery, and realizes the conduction and disconnection of the input and output of electric energy; the slave control unit controls the conduction and disconnection of the switching unit according to the input and output of the electric signal through the information interaction with the master control unit.

[0088] The master control box 14 is placed above the energy storage battery, and includes a switching unit, a master control unit, a system power supply, an electric energy meter and an insulation detector, the switching unit is a device connected with the charging gun 19, the switching unit of the switching box 13, the power module 18 and the system power supply, and realizes the conduction and disconnection of the input and output of electric energy; the master control unit realizes unified centralized control through the information interaction with the master control switching unit, the electric energy meter, the insulation detector, the display screen 26, the slave control unit, the power module 18 and the energy storage battery; the system power supply is provided by the energy storage battery through the slave control switching unit and the master control switching unit, and outputs 48V, 24V and 12V DC power supplies through different DCDC switch power supply modules to provide corresponding power supplies for the master control unit, the slave control unit, the electric drive axle 3, the lighting lamp 22 and the status indicator lamp 21; the electric energy meter is mainly used for input and output electric energy metering, real-time monitoring and intelligent management; the insulation detector realizes real-time monitoring of the positive / negative electrode-to-ground insulation resistance value of the charging pile, and once the insulation fails (such as electric leakage), the current will form a loop through the insulation monitoring circuit, send a signal to the master control unit to trigger system alarm and power off, block the current leakage path, and avoid electric shock and short circuit caused fire;

[0089] The power module 18 is placed at the tail position above the support platform 1 and below the switching box 13; the input AC / DC power supply is converted into a DC power supply through the power module 18 to charge the energy storage battery, and the energy storage battery outputs a DC power supply through the power module 18 to charge the electric vehicle, and the charging gun 19 is placed on the middle position of the tail protection plate above the support platform 1, and the cables extending to the left and right sides are approximately consistent in length, thereby avoiding the problem of adjusting the vehicle body direction due to the short cable on one side.

[0090] As a preferred embodiment of the present application, the battery cooling plate 16 is arranged on the outer surface of the battery module 11, the water pump and the heat exchanger are fixed below the support platform 1, and the water pump and the heat exchanger are connected through a valve, the valve, the water pump, the heat exchanger and the battery cooling plate 16 are circularly connected through a cooling pipeline 17, and the cooling pipeline 17, the water pump, the valve, the heat exchanger and the battery cooling plate 16 internally circulate cooling liquid.

[0091] Specifically, the temperature control module includes a thermal management module 15, a battery cooling plate 16, a cooling liquid, and a liquid cooling pipeline. The thermal management module 15 includes a thermal management driver, a water pump, a heat exchanger, a valve, etc. The temperature of the battery module 11 is monitored in real time by the thermal management driver in the thermal management module 15. When the temperature of the battery module 11 is lower than the set value, the thermal management module 15 starts the heating mode, simultaneously starts the water pump and opens the valve to make the cooling liquid heated by the heat exchanger flow into the battery cooling plate 16 through the liquid cooling pipeline, heats the battery module 11, and the cooling liquid after heat transfer returns to the heat exchanger to be heated again and flows to the battery module 11, so as to circulate until the temperature of the battery module 11 reaches the set temperature. When the temperature of the battery module 11 is higher than the set value, the thermal management module 15 starts the cooling mode, simultaneously starts the water pump and opens the valve to make the cooling liquid cooled by the heat exchanger flow into the battery cooling plate 16 through the liquid cooling pipeline, cools the battery module 11, and the cooling liquid after heat transfer returns to the heat exchanger to be cooled again and flows to the battery module 11, so as to circulate until the temperature of the battery module 11 reaches the set temperature.

[0092] A motor controller is fixed below the support platform 1 and electrically connected with the electric drive axle 3. A transmission rod 5 is rotationally connected below the support platform 1 and connected with the electric drive axle 3. A steering mechanism 33 is arranged below the support platform 1. The steering mechanism 33 and a driving end of the transmission rod 5 are connected with the wheel 2. An operating handle 6 is connected to the steering mechanism 33.

[0093] A pedal 9 is arranged below the operating handle 6 by hydraulic overturning on one side of the support platform 1.

[0094] Specifically, the main control box 14 can cooperate with the motor controller to control the battery module 11 to convert output direct current 48V power to the electric drive axle 3, so as to realize control of the rotation speed and steering of the electric drive axle 3.

[0095] In the actual application process of the embodiment, the staff can stand on the pedal 9 to drive the energy storage vehicle. The steering mechanism 33 is driven to operate by operating the handle 6, so that the steering mechanism 33 cooperates with the wheels 2 to be responsible for steering. The handle 6 is provided with a brake handle, a forward and backward shift knob and a throttle responsible for controlling the direction and speed of the vehicle. The battery management module 12 can monitor the running state of the battery according to the data sent by the battery management module 12 to ensure the normal operation of the battery. Through information interaction with the main control board (not indicated in the figure) in the main control box 14 and electrical connection with the switching power supply (not indicated in the figure) of the switching box 13, the charging and discharging control of the energy storage battery is realized. The switching box 13 is placed at the tail position above the support platform 1, and contains a switching unit (not indicated in the figure) and a slave control unit (not indicated in the figure). The switching unit is a device connected with the AC power supply seat, the DC power supply seat, the main control box 14 and the energy storage battery, which realizes the conduction and disconnection of power input and output. The slave control unit controls the conduction and disconnection of the switching unit according to the input and output of the electric signal through information interaction with the main control unit.

[0096] The main control box 14 is placed above the energy storage battery, and contains a switching unit (not indicated in the figure), a main control unit (not indicated in the figure), a system power supply (not indicated in the figure), an electric energy meter (not indicated in the figure) and an insulation detector (not indicated in the figure). The switching unit is a device connected with the charging gun 19, the switching unit of the switching box 13, the power module 18 and the system power supply, which realizes the conduction and disconnection of power input and output. The main control unit controls the switching unit, the electric energy meter, the insulation detector, the display screen 26, the slave control unit, the power module 18 and the energy storage battery through information interaction to realize unified centralized control. The system power supply is provided by the energy storage battery through the slave control switching unit and the main control switching unit. After being output by different DCDC switch power supply modules, 48V, 24V and 12V DC power supplies are provided as corresponding power supplies for the main control unit, the slave control unit, the electric drive axle 3, the lighting lamp 22 and the state indicating lamp 21. The electric energy meter is mainly used for input and output power measurement, real-time monitoring and intelligent management. The insulation detector monitors the positive / negative pole-to-ground insulation resistance value in real time. Once the insulation fails (such as electric leakage), the current will form a loop through the insulation monitoring circuit, send a signal to the main control unit to trigger the system alarm and power off, block the current leakage path, and avoid electric shock and short circuit caused by fire.

[0097] The temperature control module includes a thermal management module 15, a battery cooling plate 16, a cooling liquid, and a liquid cooling pipeline. The thermal management module 15 includes a thermal management driver (not indicated in the figure), a water pump (not indicated in the figure), a heat exchanger (not indicated in the figure), a valve (not indicated in the figure), etc. The temperature of the battery module 11 is monitored in real time by the thermal management driver in the thermal management module 15. When the temperature of the battery module 11 is lower than the set value, the thermal management module 15 starts the heating mode, and at the same time, the water pump is started and the valve is opened to make the cooling liquid heated by the heat exchanger flow into the battery cooling plate 16 through the liquid cooling pipeline, so as to heat the battery module 11. The cooling liquid after heat transfer is returned to the heat exchanger to be heated again and flows to the battery module 11, and the cycle is repeated until the temperature of the battery module 11 reaches the set temperature. When the temperature of the battery module 11 is higher than the set value, the thermal management module 15 starts the cooling mode, and at the same time, the water pump is started and the valve is opened to make the cooling liquid cooled by the heat exchanger flow into the battery cooling plate 16 through the liquid cooling pipeline, so as to cool the battery module 11. The cooling liquid after heat transfer is returned to the heat exchanger to be cooled again and flows to the battery module 11, and the cycle is repeated until the temperature of the battery module 11 reaches the set temperature.

[0098] The power module 18 is arranged at the tail position above the support platform 1 and below the adapter box 13, and is connected with the switching switch of the main control box 14. The alternating current power supply or direct current power supply is input to the power module 18 through the switching switch of the adapter box 13 and the switching switch of the main control box 14, and is converted and output as a direct current power supply to charge the energy storage battery. At the same time, the energy storage battery is input to the power module 18 through the switching switch of the adapter box 13 and the switching switch of the main control box 14, and is converted and output as a direct current power supply to charge the electric vehicle.

[0099] The charging gun 19 is arranged at the middle position of the tail protection plate above the support platform 1, and the cables extending to the left and right sides have approximately consistent lengths, so as to avoid the problem that the distance between one side and the electric vehicle charging interface position line is short and the vehicle body direction needs to be adjusted.

[0100] The protection shell 20 is arranged around the upper part of the moving chassis and the top, and forms a vehicle compartment with the support platform 1; the front protection shell 20 is provided with a state indicator lamp 21 and an illuminating lamp 22, the state indicator lamp 21 is in communication with the main control board of the main control box 14 and is powered by the system power supply of the main control box 14, and the corresponding color is displayed in real time according to the working state of the mobile energy storage vehicle, the illuminating lamp 22 is powered by the system power supply of the main control box 14, and provides illumination for night driving; the rear protection shell is provided with a wire winding support 25 connected to the switching switch of the adapter box 13 as a power supply input for winding, direct current power supply seat and alternating current power supply seat, and an upper display screen 26 is arranged to monitor the charging and discharging state, battery state, code scanning charging and operation and maintenance, an illuminating start button 29 controls the opening or closing of the illuminating lamp 22, a motor start key knob 28 controls the system power supply of the main control box 14 to provide power for the motor to be turned on and turned off, realizes electric drive power marching, and an emergency stop button can be pressed to urgently disconnect the power supply for charging the electric vehicle; the left and right side protection shells 20 are provided with maintenance heat dissipation doors 32 and are provided with heat dissipation fans 31, so that the heat of the power module 18 can be discharged in time, and the after-sales maintenance or replacement of the damaged module can be carried out without disassembling the machine; the top protection shell 20 is provided with an antenna, a 4G network card is arranged on the main control board of the main control box 14, 4G Internet of Things signals are received through the antenna, and data is uploaded to the platform.

[0101] The energy storage battery is combined with the charging pile, matched with the motion control system and the temperature control system, and added with the self-illumination system, so that the energy storage battery can work in different extreme environments day and night, and the problem of difficult charging and self-heat dissipation of the equipment is solved to the greatest extent.

[0102] As a preferred embodiment of the present application, the breaking piece comprises:

[0103] The support disc 36 is fixed at the end of the direct current charging seat 23 and the alternating current charging seat 24;

[0104] The movable port 37 is symmetrical and uniformly distributed and is arranged through the upper and lower parts of the support disc 36;

[0105] The inner channel 38 is arranged in the middle of the support disc 36 and penetrates one end of the support disc 36;

[0106] The moving and stamping part is arranged in the movable port 37 and the inner channel 38.

[0107] Specifically, the direct current charging seat 23 and the alternating current charging seat 24 can provide stable support for the support disc 36, and the support disc 36 can provide space for the movable port 37 and the inner channel 38.

[0108] The moving and stamping part comprises:

[0109] The movable plate 39 is movably arranged in the inner channel 38;

[0110] The leaf-shaped plates 70 are provided in the movable openings 37 respectively and are elastically connected with the supporting plates 36.

[0111] The top end of the leaf-shaped plates 70 is sharp, and the opposite diagonal edges have an arc.

[0112] The arc blocks 40 are fixed above and below the movable plates 39 respectively and extend into the movable openings 37 and contact the leaf-shaped plates 70.

[0113] Specifically, the inner channel 38 provides the movable plates 39 with moving space and guiding effect, the movable openings 37 provide the leaf-shaped plates 70 with moving space and guiding effect, the elastic ropes 71 are arranged in the movable openings 37, one end of the elastic ropes 71 is connected with the leaf-shaped plates 70, and the other end is connected with the supporting plates 36, the leaf-shaped plates 70 can use external force and the sharp end to break the ice shell formed outside the charging gun 19 and the direct current charging seat 23 or the alternating current charging seat 24 in cold weather, the movable plates 39 provide the arc blocks 40 with stable support, and the side of the arc blocks 40 close to the leaf-shaped plates 70 has an arc.

[0114] The supporting driving part comprises:

[0115] The protective shell 50 is fixed above the direct current charging seat 23 and the alternating current charging seat 24.

[0116] The motor 45 is arranged on the protective shell 50.

[0117] The speed reducer 46 is connected with the driving end of the motor 45 and is fixed with the protective shell 50.

[0118] The push plates 47 are symmetrically arranged on the inner side of the protective shell 50 and are connected with the driving end of the speed reducer 46.

[0119] The push heads 48 are fixed on the end of the push plates 47 away from the driving end of the speed reducer 46.

[0120] The rocking part is arranged through the direct current charging seat 23 and the alternating current charging seat 24 and is connected with the movable plates 39.

[0121] Specifically, the DC charging seat 23 and the AC charging seat 24 can provide stable support for the protective shell 50, the protective shell 50 can provide stable support for the speed reducer 46, the protective shell 50 is fixed with the shroud 49 outside the motor 45 and the speed reducer 46, the shroud 49 can provide a flow channel for air and protection for the motor 45 and the speed reducer 46, the output end of the speed reducer 46 can provide stable support for the push plate 47, the push plate 47 can provide support for the push head 48, the push head 48 has elasticity and can push the arc swing plate 44, the arc plate 53, the first sponge 54, the supporting plate 55, the pressing plate 56, the arc concave plate 60 and the second sponge 61 to swing together, and can be deformed by driving force when the arc plate 53 and the arc swing plate 44 are blocked, and rebound after the external force disappears.

[0122] The rocker part comprises:

[0123] The rotating rod 43 is fixed at one end to the inner wall of the protective shell 50;

[0124] The arc swing plate 44 is rotatably connected to the other end of the rotating rod 43;

[0125] The square groove 69 is arranged at the end of the DC charging seat 23 and the AC charging seat 24 and corresponds to the inner channel 38;

[0126] The pull rope 41 is arranged to pass through the end of the DC charging seat 23 and the AC charging seat 24 and is located inside the square groove 69;

[0127] One end of the pull rope 41 is connected to the movable plate 39 and the other end is connected to the arc swing plate 44;

[0128] The spring 42 is sleeved outside the pull rope 41, one end of the spring 42 is connected to the movable plate 39 and the other end is connected to the DC charging seat 23 and the AC charging seat 24.

[0129] Specifically, the protective shell 50 can provide stable support for the rotating rod 43, the rotating rod 43 can provide rotating support for the arc swing plate 44, the arc swing plate 44 has symmetrical inclined angles and an arc at the upper end, can be pushed by the push head 48 to rotate around the rotating rod 43, and after rotating by a certain angle, is separated from the push head 48 to leave a rotating moving channel for the push head 48, the upper part of the direct current charging seat 23 and the alternating current charging seat 24 is provided with a through opening 68, the through opening 68 can provide a through moving channel for the arc plate 53, the direct current charging seat 23 and the alternating current charging seat 24 can provide a space for the square groove 69, the square groove 69 can provide a moving space for the pull rope 41 and the spring 42, and the direct current charging seat 23 and the alternating current charging seat 24 can provide resistance for one end of the spring 42, the pull rope 41 can pull the movable plate 39 under the action of an external force, the groove 65 can provide a swing space for the arc swing plate 44, the arc plate 53 can provide resistance for the arc swing plate 44, and the direct current charging seat 23 or the alternating current charging seat 24 can provide resistance limiting for the arc plate 53.

[0130] In actual application, when the charging head is plugged into the DC charging seat 23 or the AC charging seat 24, and the DC charging seat 23 or the AC charging seat 24 and the outer side of the charging head are frozen together due to ice shell caused by cold weather, the staff needs to control the motor 45 to start, so that the motor 45 drives the push plate 47 to rotate through the speed reducer 46, and the push plate 47 drives the push head 48 to rotate together, and then the push head 48 pushes the upper end of the arc rocker 44 in the rotating process, so that the arc rocker 44 can first rotate in a direction with the rotating rod 43 as the center under the pushing of the push head 48, the arc rocker 44 will contact the arc plate 53 in the rotating process, and the arc rocker 44 will resist the push head 48 under the resistance of the arc plate 53, so that the push head 48 deforms by the rotating external force and the resistance, and then bypasses the arc rocker 44 after deformation and separates from the arc rocker 44, and then the pushing force received by the arc rocker 44 will temporarily disappear before the next push head 48 contacts, so that the arc rocker 44 reversely rotates and resets by gravity, until the next push head 48 pushes the arc rocker 44, and then the arc rocker 44 can reciprocate, when the arc rocker 44 is pushed by the push head 48 to rotate in a direction, the pull rope 41 will move to the inside of the recess 65 through the square slot 69 and the through slot 66 while pulling the movable plate 39 to move together along the inner channel 38 under the action of the external force, so that the movable plate 39 drives the arc block 40 to translate to the direction close to the DC charging seat 23 or the AC charging seat 24, and the movable plate 39 will extrude the spring 42, so that the spring 42 is extruded and contracted to store energy under the support of the DC charging seat 23 or the AC charging seat 24, and the arc block 40 will push the leaf-shaped plate 70 to move outward along the movable port 37 in the process of translating to the direction close to the DC charging seat 23 or the AC charging seat 24 by the external force and the arc of the arc block 40, and the leaf-shaped plate 70 will stretch the elastic cord 71 in the process of moving outward, and when the arc rocker 44 reversely rotates, the pull rope 41 will be relaxed, the spring 42 will push the movable plate 39 to move away from the DC charging seat 23 or the AC charging seat 24 along the inner channel 38 by the rebound force, and the elastic cord 71 will pull the leaf-shaped plate 70 to move into the movable port 37 by the rebound force, and the external force and the arc of the arc block 40 cooperate to push the movable plate 39 and the arc block 40 to reset, with the continuous rotation of the push plate 47 and the push head 48 and the reciprocating swing of the arc rocker 44, the movable plate 39 drives the arc block 40 to reciprocate and translate, and then pushes the leaf-shaped plate 70 to reciprocate and move outward from the movable port 37, so that the leaf-shaped plate 70 can reciprocate and knock to break the ice shell formed outside the charging head and the AC charging seat 24 and the DC charging seat 23, to avoid that the charging head is difficult to separate from the AC charging seat 24 or the DC charging seat 23 due to the ice shell caused by cold weather.

[0131] As a preferred embodiment of the present application, the supporting and scraping member comprises:

[0132] A rubber sleeve 52 is symmetrically arranged through the upper end of the protective shell 50;

[0133] A U-shaped plate 51 is arranged through the rubber sleeve 52 and frictionally connected with the rubber sleeve 52, and the lower end extends into the protective shell 50;

[0134] An arc plate 53 is fixed at the lower end of the U-shaped plate 51;

[0135] A groove 65 is arranged through the upper end of the arc plate 53 and located outside the arc rocker 44;

[0136] A through groove 66 is arranged through the upper end of the arc plate 53, in communication with the groove 65 and located outside the rotating rod 43;

[0137] A guide channel 67 is symmetrically arranged outside the arc rocker 44 and outside the U-shaped plate 51;

[0138] A first sponge 54 is fixed on the side of the arc plate 53 away from the support disc 36;

[0139] A continuous wiping part is arranged through the lower part of the direct current charging base 23 and the alternating current charging base 24.

[0140] Specifically, the protective shell 50 can stably support the rubber sleeve 52, the rubber sleeve 52 has elasticity and is relatively rough, can support and position the U-shaped plate 51 by using the elasticity and friction, the U-shaped plate 51 can provide support for the arc plate 53, the arc plate 53 can provide space for the groove 65 and the through groove 66, the groove 65 can provide movement space for the arc rocker 44, and the through groove 66 can provide a through channel for the rotating rod 43 to prevent the rotating rod 43 from affecting the lifting of the arc plate 53, and the arc plate 53 can provide stable support for the first sponge 54.

[0141] The continuous wiping part comprises:

[0142] A bottom shell 59 is fixed below the direct current charging base 23 and the alternating current charging base 24;

[0143] Two arc concave plates 60 are movably arranged through the lower part of the direct current charging base 23 and the alternating current charging base 24 respectively and located in the bottom shell 59, and can be engaged with the arc plate 53;

[0144] A second sponge 61 is fixed on the outer wall of the arc concave plate 60 and located below the first sponge 54;

[0145] A lower magic tape 62 is fixed on the upper end of the arc concave plate 60;

[0146] An upper magic tape 63 is fixed on the lower end of the arc plate 53.

[0147] Specifically, one side of the arc concave plate 60 is connected with a connecting rope 64, and the connecting rope 64 extends to the inner side of the DC charging seat 23 or the AC charging seat 24, so as to facilitate pulling the arc concave plate 60, and the DC charging seat 23 and the AC charging seat 24 can provide stable support for the bottom shell 59 below, and the bottom shell 59 can provide accommodation space for the arc concave plate 60 and the second sponge 61, the arc concave plate 60 can provide support for the second sponge 61, and the upper end of the second sponge 61 and the arc plate 53 can be attached to the lower end of the first sponge 54 and the arc plate 53. The first sponge 54 and the second sponge 61 are relatively soft, have certain adsorption and elasticity.

[0148] The driving and pushing piece comprises:

[0149] The multi-stage electric rod 57 is fixed at the upper end of the protective shell 50, and the telescopic end is movably penetrated through the protective shell 50.

[0150] The L-shaped rod 58 is fixed at the lower end of the multi-stage electric rod 57 and extends above the first sponge 54.

[0151] The supporting plate 55 is fixed on one side of the arc plate 53 close to the L-shaped rod 58 and above the L-shaped rod 58.

[0152] The pressing plate 56 is fixed at the upper end of the first sponge 54.

[0153] Specifically, the protective shell 50 can provide stable support for the multi-stage electric rod 57, the multi-stage electric rod 57 can provide support for the L-shaped rod 58, the arc plate 53 can stably support the supporting plate 55, and the first sponge 54 can provide support for the pressing plate 56. The L-shaped rod 58 can be driven by the multi-stage electric rod 57 to pull the arc plate 53 upward through the supporting plate 55 or push the first sponge 54 and the arc plate 53 downward through the pressing plate 56, and the display screen 26 can be touch-operated to control the operation of all electrical facilities of the mobile energy storage vehicle power switching device under the operation of the staff.

[0154] In the actual application process, the staff can control the multi-stage electric rod 57 to extend before inserting the charging head into the DC charging seat 23 or the AC charging seat 24, so that the multi-stage electric rod 57 can push the L rod 58 downward, the L rod 58 can push the pressing plate 56 downward by using external force, the pressing plate 56 can push the first sponge 54 downward, the first sponge 54 can drive the arc plate 53 to move downward together, the arc plate 53 can drive the U plate 51 to move together, the U plate 51 can move downward by overcoming the friction with the rubber sleeve 52, and then the arc plate 53 and the first sponge 54 can move into the DC charging seat 23 or the AC charging seat 24 through the through hole 68, so that the lower end of the first sponge 54 moves to the middle of the DC charging seat 23 or the AC charging seat 24, and at the same time, the U plate 51 is inserted into the inner side of the guide channel 67 and connected with the arc swing plate 44 during the movement, and is separated from the rubber sleeve 52, and the arc swing plate 44 is made of rubber material and has elasticity, which can use elasticity and rough friction to support and position the U plate 51, so that the U plate 51 can support and position the arc plate 53, the first sponge 54, the arc concave plate 60 and the second sponge 61. Then the staff needs to pull the arc concave plate 60 upward through the connecting rope 64, so that the arc concave plate 60 drives the second sponge 61 to move out of the bottom shell 59 upward into the DC charging seat 23 or the AC charging seat 24, and the arc concave plate 60 is adhered to the lower side of the upper magic tape 63 by using the lower magic tape 62, so that the arc concave plate 60 and the second sponge 61 can be combined with the arc plate 53 and the first sponge 54, and the first sponge 54 and the second sponge 61 cover the conductive head of the DC charging seat 23 or the AC charging seat 24. Then the staff can start the motor 45, so that the motor 45 drives the push plate 47 and the push head 48 to rotate through the speed reducer 46, so that the push head 48 can push the arc swing plate 44 to reciprocate around the rotating rod 43 as the center, so that the arc swing plate 44 can drive the arc block 40 and the first sponge 54 to swing together through the U plate 51 during the reciprocating movement (the space between the supporting plate 55 and the pressing plate 56 and the deformation of the first sponge 54 can prevent the L rod 58 from affecting the swing of the first sponge 54), so that the arc block 40 can drive the arc concave plate 60 and the second sponge 61 to swing together through the upper magic tape 63 and the lower magic tape 62, and then the swing of the first sponge 54 and the second sponge 61 can clean the conductive head of the DC charging seat 23 or the AC charging seat 24, so as to prevent the DC charging seat 23 and the AC charging seat 24 from being affected by pollution and affecting the conductivity, and improve the safety and service life.

[0155] After cleaning is completed, the staff can control the multi-stage electric rod 57 to contract, so that it can move upward through the L rod 58 and push the supporting plate 55, so that the supporting plate 55 drives the arc plate 53 and the U plate 51 to move upward together, so that the U plate 51 is inserted into and penetrates the rubber sleeve 52 under the guidance of the guide channel 67 and the support and push of the L rod 58, and is reset, and at the same time, the arc concave plate 60 and the second sponge 61 are inserted into the bottom shell 59 by separating the lower magic tape 62 and the upper magic tape 63 to reset.

[0156] The above describes the preferred embodiments of the present application. It should be noted that, for those skilled in the art, several improvements and refinements can be made without departing from the principles of the present application, and these improvements and refinements should also be considered as falling within the scope of the present application.

Claims

1. A power conversion device for a mobile energy storage vehicle, characterized in that, The vehicle includes a support platform and an electric drive axle positioned below the support platform. Battery modules are stacked on the support platform. A battery management module is electrically connected to one side of each battery module, and a power module is electrically connected to the other side. An adapter box is mounted on the power module. A DC charging socket, an AC charging socket, and a charging gun are connected to one side of the adapter box. A cooling fan is mounted on the outer surface of the power module. The vehicle also includes: The temperature control module includes a thermal management module, a battery cooling plate, coolant, and cooling pipes. The thermal management module includes a thermal management driver, a water pump, a heat exchanger, and valves to monitor and adjust the temperature of the battery module in real time. The anti-breakage part is located on the outside of the DC charging base and the AC charging base. The anti-breakage part includes a support and drive member located above the DC charging base and the AC charging base, and a breakage-handling member located at the end of the DC charging base and the AC charging base. The support and drive member is connected to the support and drive member through the DC charging base and the AC charging base. The support and drive member is used to knock on the ice shell to prevent the charging head from being difficult to separate from the AC charging base or the DC charging base due to the ice shell caused by the cold weather. The cleaning and protection section is provided through the DC charging base and the AC charging base. The cleaning and protection section includes a support and wiping member that is provided through the DC charging base and the AC charging base, and the support and wiping member is located outside the support and driving member. It also includes a driving and pushing member provided on the support and wiping member to swing and wipe the conductive head of the DC charging base or the AC charging base for cleaning. The enforcement components include: Support plate, fixed to the end of DC charging base and AC charging base; The movable openings are multiple, symmetrically opened and evenly distributed, running through the top and bottom of the support plate; The inner channel is located in the middle of the support plate and extends through one end of the support plate; The stamping component is located inside the movable opening and the inner channel; The relocation stamp component includes: The movable board is located inside the inner passageway. Multiple leaf-shaped plates are movably disposed within the movable opening and elastically connected to the support plate. The leaf-shaped plate has a sharp tip and a pair of curved diagonal sides; Multiple arc blocks are evenly fixed above and below the movable plate, and extend into the movable opening and contact the leaf-shaped plate. The support component includes: The protective casing is fixed above the DC charging dock and the AC charging dock; The motor is mounted on the protective housing; The speed reducer is connected to the drive end of the motor and is fixedly connected to the protective housing; Push plates are symmetrically arranged inside the protective shell and connected to the drive end of the reducer; The pusher head is fixed to the end of the push plate away from the drive end of the reducer; The rocker arm is installed through both the DC charging base and the AC charging base, and is connected to the movable plate; The rocker-pull parts include: A rotating rod, one end of which is fixed to the inner wall of the protective shell; The arc-shaped rocker plate is rotatably connected to the other end of the rotating rod; Square grooves are formed at the ends of DC charging sockets and AC charging sockets, and correspond to the inner channel; A pull cord is installed at the ends of both the DC charging base and the AC charging base, and is located inside the square groove; One end of the pull rope is connected to the movable plate, and the other end is connected to the arc rocking plate; The spring is fitted on the outside of the pull rope, with one end connected to the movable plate and the other end connected to the DC charging base and the AC charging base.

2. The mobile energy storage vehicle power transfer apparatus of claim 1, wherein, The battery cooling plate is arranged on the outer surface of the battery module, the water pump and the heat exchanger are fixed below the support platform, and the water pump and the heat exchanger are connected through the valve, the valve, the water pump, the heat exchanger and the battery cooling plate are circularly connected through the cooling pipeline, and the cooling pipeline, the water pump, the valve, the heat exchanger and the battery cooling plate internally circulate the cooling liquid.

3. The mobile energy storage vehicle power transfer apparatus of claim 2, wherein, The motor controller is fixed below the support platform and is electrically connected with the electric drive axle, the transmission rod is rotatably connected below the support platform and is connected with the electric drive axle, the steering mechanism is arranged below the support platform, the wheel is connected to the driving end of the transmission rod and the steering mechanism, and the operating handle is connected to the steering mechanism. The support platform is provided with the pedal which is arranged below the operating handle.

4. The mobile energy storage vehicle power transfer apparatus of claim 1, wherein, The supporting member comprises: The rubber sleeve is symmetrically arranged through the upper end of the protective shell and is fixed; The U-shaped plate is arranged through the rubber sleeve and is frictionally connected with the rubber sleeve, and the lower end extends into the protective shell; The arc plate is fixed at the lower end of the U-shaped plate; The groove is arranged through the upper end of the arc plate and is located outside the arc plate; The through groove is arranged through the upper end of the arc plate and is in communication with the groove and is located outside the rotating rod; The guide channel is symmetrically arranged outside the arc plate and is located outside the U-shaped plate; The first sponge is fixed on the side of the arc plate away from the supporting disc; The continuous wiping part is arranged through the lower part of the direct current charging seat and the alternating current charging seat.

5. The mobile energy storage vehicle power transfer apparatus of claim 4, wherein, The continuous wiping part comprises: The bottom shell is fixed below the direct current charging seat and the alternating current charging seat; The arc concave plate has two, which are movably arranged through the lower part of the direct current charging seat and the alternating current charging seat and are located in the bottom shell and can be combined with the arc plate; The second sponge is fixed on the outer wall of the arc concave plate and is located below the first sponge; The lower magic tape is fixed on the upper end of the arc concave plate; The upper magic tape is fixed on the lower end of the arc plate.

6. The mobile energy storage vehicle power transfer apparatus of claim 5, wherein, The driving and pushing member comprises: The multi-stage electric rod is fixed on the upper end of the protective shell and is movably arranged through the protective shell; The L-shaped rod is fixed on the lower end of the multi-stage electric rod and extends above the first sponge; The supporting plate is fixed on the side of the arc plate close to the L-shaped rod and is located above the L-shaped rod; The pressing plate is fixed on the upper end of the first sponge.

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