Charging and battery replacing integrated AGV trolley

Abstract

The utility model relates to the technical field of new energy vehicles. A charging and battery replacing integrated AGV trolley comprises an AGV chassis assembly, and a charging device and an upper frame assembly are sequentially installed on the AGV chassis assembly from bottom to top; the upper frame assembly comprises a frame structure, a telescopic pallet fork, a lifting winch mechanism and a lifting tool used for lifting a battery pack assembly. At least one of the left and right ends of the frame structure is open, and the bottom of the frame structure is also open; a telescopic pallet fork is installed at the top in the frame structure, the telescopic direction of the telescopic pallet fork is the left-right direction, a lifting hoisting mechanism is installed on a pallet fork arm of the telescopic pallet fork, and a steel wire rope of the lifting hoisting mechanism is connected with a lifting appliance. The charging device comprises a charging base and a battery supporting base used for being longitudinally connected with the battery pack assembly in an inserted mode, the battery supporting base is installed on the charging base, and charging gun lines used for charging the electric vehicle are installed on the front side and the rear side of the charging base. According to the utility model, an integrated structure of charging and battery replacement is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy vehicle technical field, concretely is charging and replacing electric vehicle. BACKGROUND

[0002] At present, a large number of pure electric vehicles of new energy vehicles are put into use, and due to the environmental protection and energy saving of pure electric vehicles, electric heavy trucks, electric cars, electric light trucks and other electric vehicles are used more and more, and charging piles and battery swap stations are short, which affects the use of electric vehicles. During holidays, charging piles appear the situation of queuing charging, and heavy truck battery replacement is mostly limited in a special scene, and is separated from the use of electric cars, when battery replacement heavy truck and charging car appear in a scene at the same time, or appear in a highway service area at the same time, a scheme that can meet mobile charging and battery replacement becomes a research topic of charging and battery replacement. SUMMARY

[0003] In view of the problems in the prior art, the utility model provides a charging and battery replacement integrated AGV trolley to solve at least one of the above technical problems.

[0004] In order to achieve the above purpose, the utility model provides a charging and battery replacement integrated AGV trolley, which comprises an AGV chassis assembly, characterized in that a charging device and an upper frame assembly are sequentially installed on the AGV chassis assembly from bottom to top.

[0005] The upper frame assembly comprises a frame structure, telescopic forks, a lifting winch mechanism and a lifting appliance for lifting a battery pack assembly.

[0006] At least one end of the frame structure is open, and the bottom of the frame structure is also open.

[0007] The telescopic forks are used to extend out of the frame structure, and the telescopic direction of the telescopic forks is the left-right direction, the lifting winch mechanism is installed on the fork arm of the telescopic forks, and the steel wire rope of the lifting winch mechanism is connected with the lifting appliance.

[0008] The charging device comprises a charging seat and a battery support base for longitudinally inserting the battery pack assembly, the battery support base is installed on the charging seat, and charging gun lines for charging electric vehicles are installed on the front and rear sides of the charging seat.

[0009] The utility model realizes the battery replacement demand of electric heavy truck through the upper frame. The charging demand of electric vehicle is realized through the charging device. Further, the integration structure of charging and battery replacement is realized. The application scene that charging car and battery replacement heavy truck appear at the same time can be solved.

[0010] Further preferably, the lifting appliance comprises a lifting frame, and the upper side of the lifting frame is connected with the wire rope of the lifting hoist mechanism.

[0011] The lower side of the lifting frame is provided with a rotating hook for hooking the battery pack assembly.

[0012] Further preferably, the rotating hook comprises a rotating drive motor, and a limiting hook is arranged on the power output shaft of the rotating drive motor.

[0013] The limiting hook is horizontally arranged, and the central axis direction of the power output shaft of the rotating drive motor is vertical.

[0014] The rotating hook is convenient for being rotated to be clamped into the clamping hole of the top of the battery pack assembly and to be separated from the clamping hole of the top of the battery pack assembly.

[0015] Further preferably, the lifting frame is a rectangular frame, and a downward extending guide cone is arranged on the rectangular frame, and the guide cone is used for longitudinally inserting the battery pack assembly.

[0016] Further preferably, the lifting hoist mechanism comprises a mounting frame, and a positioning sleeve is arranged on the lower side of the mounting frame.

[0017] The upper side of the lifting frame is provided with an inserting piece for inserting the positioning sleeve.

[0018] The upper and lower positions are convenient for being aligned.

[0019] Further preferably, the lifting hoist mechanism comprises a hoist, and a wire rope is wound on the hoist, the wire rope passes through a guide wheel, and a hook is arranged on the end of the wire rope, and the hook is used for hooking the rectangular frame.

[0020] Alternatively, the lifting hoist mechanism comprises a hoist, and a wire rope is wound on the hoist, the wire rope passes through two guide wheels arranged above and below, the upper guide wheel is rotatably arranged on the mounting frame, the lower guide wheel is rotatably arranged on the lifting frame, and the other end of the wire rope is arranged on the mounting frame.

[0021] Further preferably, the front and rear sides of the charging seat are provided with two left and right charging gun lines.

[0022] Further preferably, the charging seat comprises a discharging module, and a wire harness connected with the battery support base is connected with the charging gun line through the discharging module.

[0023] The charging gun line is convenient for charging the electric vehicle.

[0024] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0025] The utility model can solve the application scene that charging small car and replacing heavy truck appear simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a structure schematic view of embodiment 1 of the utility model;

[0027] Figure 2 It is a structure schematic view of embodiment 1 of the utility model from another perspective;

[0028] Figure 3 It is a structure schematic view of embodiment 1 of the utility model from another perspective;

[0029] Figure 4 It is a structure schematic view of embodiment 1 of the utility model from another perspective;

[0030] Figure 5 It is an exploded view of embodiment 1 of the utility model;

[0031] Figure 6 It is a partial structure schematic view of lifting winch mechanism of embodiment 1 of the utility model.

[0032] In the drawing: 1 is AGV chassis assembly, 2 is charging device, 3 is upper frame assembly;

[0033] 1-1 is AGV chassis, 1-2 is AGV wheel;

[0034] 2-1 is upper frame, 2-2 is discharging module, 2-3 is charging wire, 2-4 is display screen, 2-5 is emergency stop button, 2-6 is battery support base, 2-7 is battery pack assembly, 2-8 is wire harness, 2-9 is charging gun head;

[0035] 3-1 is frame structure, 3-2 is telescopic fork, 3-3 is lifting winch mechanism, 3-4 is lifting appliance;

[0036] 3-301 is steel wire rope, 3-302 is horn mouth sleeve, 3-303 is winch, 3-401 is pulley, 3-402 is rotary hook, 3-403 is plug-in part. DETAILED DESCRIPTION

[0037] The utility model will be further explained in connection with the drawings.

[0038] Reference Figures 1 to 6 , specific embodiment 1: a charging and replacing integrated AGV dolly, including a AGV chassis assembly.AGV chassis assembly includes AGV chassis and the AGV wheel installed under AGV chassis.

[0039] The AGV chassis assembly is sequentially provided, from bottom to top, with a charging device 2 and an upper frame assembly 3; the upper frame assembly 3 comprises a frame structure 3-1, a telescopic fork 3-2, a lifting winch mechanism 3-3 and a lifting appliance 3-4 for lifting a battery pack assembly 2-7; at least one of the left and right ends of the frame structure 3-1 is open, and the bottom of the frame structure is also open; the telescopic fork 3-2 is mounted on the top of the frame structure 3-1 and is used to extend out of the frame structure, the telescopic direction of the telescopic fork 3-2 is the left-right direction, the lifting winch mechanism 3-3 is mounted on the fork arm of the telescopic fork 3-2, and the steel wire rope 3-301 of the lifting winch mechanism 3-3 is connected to the lifting appliance 3-4; the charging device 2 comprises a charging seat and a battery support base 2-6 for longitudinally inserting the battery pack assembly 2-7, the battery support base 2-6 is mounted on the charging seat, and the charging gun line for charging the electric vehicle is mounted on the front and rear sides of the charging seat. The charging gun line comprises a charging line 2-3 and a charging gun head 2-9 connected in sequence. The electric heavy truck's battery replacement demand is realized through the upper frame. The charging demand of the electric vehicle is realized through the charging device 2. Further, the integration of charging and battery replacement is realized. The application scenario of charging a small car and replacing a heavy truck at the same time can be solved. When the telescopic fork 3-2 extends to the right of the frame structure 3-1, the right end of the frame structure 3-1 is open.

[0040] The lifting appliance 3-4 comprises a lifting frame, the upper side of the lifting frame is connected to the steel wire rope 3-301 of the lifting winch mechanism 3-3, and the lower side of the lifting frame is provided with a rotating hook 3-402 for hooking the battery pack assembly 2-7.

[0041] The rotating hook 3-402 comprises a rotating drive motor and a limiting hook, the limiting hook is mounted on the power output shaft of the rotating drive motor, the limiting hook is horizontally arranged, and the central axis direction of the power output shaft of the rotating drive motor is a vertical direction. The rotating hook is convenient for being rotated to be clamped into the clamping hole in the top of the battery pack assembly 2-7 and to be separated from the clamping hole in the top of the battery pack assembly 2-7.

[0042] The lifting frame is a rectangular frame, the rectangular frame is provided with a downwardly extending guide cone, and the guide cone is used for longitudinally inserting the battery pack assembly 2-7.

[0043] The lifting winch mechanism 3-3 comprises a mounting bracket, the lower side of the mounting bracket is provided with a positioning sleeve, and the upper side of the lifting frame is provided with a plug-in part 3-403 for plugging in the positioning sleeve. It is convenient for up-down alignment. The plug-in part 3-403 is a guide cone. The positioning sleeve is a horn mouth sleeve 3-302. The positioning sleeve is provided with two. The plug-in part is provided with two.

[0044] The lifting winding mechanism 3-3 includes a winding machine, a steel wire rope 3-301 is wound on the winding machine, the steel wire rope 3-301 passes through a guide wheel, and a hook is installed at the end of the steel wire rope 3-301, which is used to hook the rectangular frame. Alternatively, referring to Figure 6 The lifting winding mechanism 3-3 includes a winding machine 303, a steel wire rope 3-301 is wound on the winding machine, the steel wire rope 3-301 passes through two guide wheels arranged above and below, the guide wheel located above is rotatably installed on the mounting frame, the guide wheel located below is rotatably installed on the hanging bracket, and the other end of the steel wire rope 3-301 is installed on the mounting frame. The guide wheel located below is a pulley 3-401. Four pulleys 3-401 for guiding four steel wire ropes are installed at the four corner portions of the hanging bracket. The winding machine can be provided with four, respectively realizing the winding and unwinding of the four steel wire ropes. Alternatively, other existing lifting winding mechanism structures can be used.

[0045] The charging seat is provided with two charging gun lines arranged left and right on the front and back sides. The charging seat includes a discharge module 2-2, and a wire harness 2-8 connected on the battery support base 2-6 is connected with the charging gun line through the discharge module 2-2. The charging seat includes an upper frame 2-1 arranged above and below and a charging module. The battery support base 2-6 is installed in the upper frame 2-1. The charging module is provided with a display screen 2-4 and an emergency stop button 2-5.

[0046] When the device is used, the AGV chassis assembly is walked to the side of the battery replacement truck, the telescopic fork 3-2 is stretched out from the frame structure 3-1, the steel wire rope 3-301 is released, the lifting tool 3-4 falls from the air, falls on the battery pack assembly 2-7, drives the rotating hook 3-402 to rotate, retracts the steel wire rope 3-301, lifts the battery pack assembly 2-7, the plug-in part 3-403 coincides with the horn mouth sleeve 3-302, the telescopic fork 3-2 is retracted into the frame structure 3-1, and the battery pack assembly 2-7 is placed on the battery rack. Then, the full battery is lifted and placed on the truck, and one battery replacement is completed.

[0047] When the battery pack assembly 2-7 is not needed to be replaced, it is lowered to the battery support base 2-6 in the frame structure 3-1, the wire harness 2-8 on the battery support base 2-6 is connected with the charging line 2-3 through the discharge module 2-2, the discharged electric vehicle is charged through the 2-9 charging gun head, and the AGV chassis assembly can be walked to move to the side of the discharged small car. The device has four charging lines 2-3, which can simultaneously satisfy the charging of four electric vehicles. When the battery pack assembly 2-7 is discharged, a battery pack assembly 2-7 can be taken from the battery rack again.

[0048] The above merely is preferred implementation manner of the present application, it should be pointed out, for ordinary skilled person in the technical field, on the premise of not departing from the principle of the present application, can also make several improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the present application.

Claims

1. A charging and battery swapping integrated AGV trolley, comprising an AGV chassis assembly, characterized in that, The AGV chassis assembly is sequentially provided with a charging device and an upper frame assembly from bottom to top; The upper frame assembly comprises a frame structure, telescopic forks, a lifting winch mechanism and a lifting device for lifting a battery pack assembly; At least one of the left and right ends of the frame structure is open, and the bottom of the frame structure is also open; The telescopic forks are mounted on the top of the frame structure and used for extending out of the frame structure, the telescopic direction of the telescopic forks is the left-right direction, the lifting winch mechanism is mounted on the fork arm of the telescopic forks, and the steel wire rope of the lifting winch mechanism is connected with the lifting device; The charging device comprises a charging seat and a battery support base used for longitudinally inserting the battery pack assembly, the battery support base is mounted on the charging seat, and charging gun wires used for charging electric vehicles are mounted on the front and rear sides of the charging seat.

2. The charging and battery swapping integrated AGV trolley according to claim 1, characterized in that: The lifting device comprises a lifting frame, and the upper side of the lifting frame is connected with the steel wire rope of the lifting winch mechanism; The lower side of the lifting frame is provided with a rotating hook used for hooking the battery pack assembly.

3. The charging and battery swapping integrated AGV trolley according to claim 2, characterized in that: The rotating hook comprises a rotating drive motor and a limiting hook, and the limiting hook is mounted on the power output shaft of the rotating drive motor; The limiting hook is horizontally arranged, and the central axis direction of the power output shaft of the rotating drive motor is a vertical direction.

4. The charging and battery swapping integrated AGV trolley according to claim 2, characterized in that: The lifting frame is a rectangular frame, and a downwardly extending guide cone is arranged on the rectangular frame and used for longitudinally inserting the battery pack assembly.

5. The charging and battery swapping integrated AGV trolley according to claim 4, characterized in that: The lifting winch mechanism comprises a mounting bracket, and a positioning sleeve is mounted on the lower side of the mounting bracket; The upper side of the lifting frame is provided with an inserting piece used for inserting the positioning sleeve.

6. The charging and battery swapping integrated AGV trolley according to claim 5, characterized in that: The lifting winch mechanism comprises a winch, the winch is wound with a steel wire rope, the steel wire rope passes through a guide wheel, the end of the steel wire rope is provided with a hook, and the hook is used for hooking the rectangular frame.

7. The charging and battery swapping integrated AGV trolley according to claim 5, characterized in that: The lifting winch mechanism comprises a winch, the winch is wound with a steel wire rope, the steel wire rope passes through two guide wheels arranged in an up-down mode, the upper guide wheel is rotatably mounted on the mounting bracket, the lower guide wheel is rotatably mounted on the lifting frame, and the other end of the steel wire rope is mounted on the mounting bracket. 8.The charging and battery swapping integrated AGV of claim 1, characterized in that: The front and rear sides of the charging seat are provided with two charging gun wires arranged in a left-right mode. 9.The charging and battery swapping integrated AGV of claim 1, characterized in that: The charging seat comprises a discharging module, and a wire harness connected to the battery support base is connected with the charging gun wires through the discharging module.

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