Structure of a connection seat and a suspension seat of the connection seat for a suspension round saw

An improved structure of a connection seat and a suspension seat for the connection set for a round saw comprising a box body having a first and a second suspension seat mounted respectively with an arch-shaped sliding rails, the two suspension seats being engaged with a connection seat, characterized in that the connection seat is formed as one unit having a rectangular shape, the lower section of one side is provided with arch-shaped threads which can be engaged with that of a screw rod, the longer side of the box body is provided with circular arch-shaped sliding slot which can be engaged with the sliding rail of the suspension seat at the two sides at the top end of the box body of the round saw and move altogether, an individual hole is provided at the longer side of the connection and are corresponding to each other and are provided for the pivotal insertion of a shaft having pre-mounted with an elevation seat, and the elevation seat is located within the interior of the connection seat, and the up down elevation seat is connected to the motor securing seat and the motor is secured at the motor securing seat, the elevation seat is mounted with a sawing blade securing seat which can mount with a swing blade, and a threaded block for engagement with the screw rod, thereby by means of clockwise rotation and reverse rotation, the sawing blade is elevated and/or lowered and the control of the arch-shaped thread at the lower section of one side of the connection seat will cause the sawing blade to swing left or right, the two ends of the suspension seat are provided individually a securing seat, and the outer side at the center section is provided with a plurality of securing sections at the top end of the box body.