Carrier

A carrier in a configuration of a pallet truck vehicle, comprising:

• a front frame and a rear frame, wherein the rear frame is readily attachable to and detachable from the front frame;
• the front frame further comprising a frame body, at least one battery structure installed along a vertically extending inner front side wall of the frame body and a wheel connecting rod component provided transversely at a bottom of the frame body;
• the at least one battery structure further comprising a battery main body, a pluggable component and a handle, wherein the handle is connected to a top or side of the battery main body;
• the pluggable component further comprising at least one pluggable end which is insertable into the battery main body wherein the pluggable component becomes electrified;
• the frame body further comprising an installing guide rail on the vertically extending inner front side wall of the frame body, and an opening at a top or side of the frame body, wherein the battery main body is received by the installing guide rail vertically or transversely from the opening;
• the wheel connecting rod component further comprising a connecting arm at a rear of the connecting rod component;
• the rear frame further comprising an operating handle, a handle joint base, a hydraulic component, a bearing component and a drive assembly, wherein a bottom end of the operating handle is rotatably connected to the handle joint base;
• the handle joint base further comprising a frame and a microswitch connected to the frame, a trigger component disposed on the frame, wherein the trigger component further comprises a movable trigger part having a first end that abuts the microswitch and triggers the microswitch to be turned on or off depending on the position of the trigger part, and a second end of the trigger part abuts a bottom end of the operating handle and drives the trigger part to move when rotating the operating handle upward or downward;
• wherein the handle joint base is connected to the hydraulic component, and the hydraulic component further comprises an oil cylinder;
• the bearing component further comprising a bearing bridge connected to bridge lugs at respective opposed ends of the bearing bridge, and a middle part of the bearing bridge is sleeved on the oil cylinder, wherein the oil cylinder is fixedly connected with a top shaft head end of the driving assembly via a pin shaft, the top of the hydraulic component is connected to the front frame, and the connecting arms are detachably and rotatably connected to the bridge lugs, respectively.