Pavement joint construction renovation equipment

The utility model discloses pavement joint construction renovation equipment which comprises a movable seat, the discharging mechanism for pavement joint repairing comprises a storage hopper fixedly connected to the top of the moving seat, a conveying pump is installed on the side face of the storage hopper, a connecting hose is installed on the side, away from the storage hopper, of the conveying pump, a discharging pipe is installed at the end, away from the conveying pump, of the connecting hose, and a discharging head is installed at the bottom of the discharging pipe. The movable seat is moved to the position of a pavement to be repaired by pushing the handle, so that repairing materials can be conveyed through the conveying pump and sprayed into cracks through the discharging head, the positive and negative rotation motor drives the threaded shaft to rotate, and the driving rod on the side face of the connecting block is driven to perform telescopic adjustment under the action of threads of the threaded