Multi-functional exercise machine

Abstract

A multi-functional exercise machine, including a slide rail piece, a support piece and a handle supporting piece; the slide rail piece is slidably connected with a slider slidable on the slide rail piece, and a seat cushion is mounted on the slider, one end of the slide rail piece is fixedly provided with a second connecting piece pivotally connected with the support piece and a first connecting piece pivotally connected with the handle supporting piece.

1 . A multi-functional exercise machine, comprising a slide rail piece, a support piece and a handle supporting piece:
 the slide rail piece is slidably connected with a slider which is slidable on the slide rail piece: a seat cushion is mounted on the slider: a second connecting piece pivotally connected with the support piece and a first connecting piece pivotally connected with the handle supporting piece are fixed at one end of the slide rail piece, the first connecting piece and the handle supporting piece are both provided with first knob holes corresponding to one another, and a first knob is detachably mounted through the first knob holes; the second connecting piece is provided with an adjusting groove; a first positioning point and a second positioning point are formed on the adjusting groove, the support piece is provided with a bolt hole corresponding to the adjusting groove, a pull pin passes through the adjusting groove and the bolt hole, and the pull pin is movable in the adjusting groove and is fixed at the first positioning point or the second positioning point; when the pull pin is fixed at the first positioning point of the adjusting groove, the support piece is parallel to the slide rail piece; when the pull pin is fixed at the second positioning point of the adjusting groove, an included angle smaller than 180° is formed between the support piece and the slide rail piece;   the handle supporting piece is connected to a handle; pedals are mounted on the support piece. a damping piece is also mounted on the support piece, one end of the damping piece is connected to the support piece. and another end thereof is detachably connected to the handle supporting piece.   
     
     
         2 . The multi-functional exercise machine of  claim 1 , wherein the adjusting groove of the second connecting piece is also provided with a third positioning point. 
     
     
         3 . The multi-functional exercise machine of  claim 1 , wherein a third connecting piece is disposed on the handle supporting piece for detachably connecting the handle supporting piece and the damping piece; the third connecting piece and the damping piece are provided with second knob holes corresponding to one another, and a second knob is detachably mounted in the second knob holes. 
     
     
         4 . The multi-functional exercise machine of  claim 1 , wherein the support piece is provided with a clamp for fixing the damping piece. 
     
     
         5 . The multi-functional exercise machine of  claim 1 , wherein the handle is connected to the handle supporting piece through a fourth connecting piece, and the handle supporting piece is provided with a first fixing hole and a second fixing hole: the fourth connecting piece is provided with a third fixing hole, a locking piece is detachably inserted into the third fixing hole, and when the locking piece is inserted into the third fixing hole, the locking piece is also inserted into the first fixing hole or the second fixing hole. 
     
     
         6 . The multi-functional exercise machine of  claim 1 , wherein the slide rail piece is provided with a foam tube at a position proximal to the first connecting piece, and the foam tube is provided with foamed material. 
     
     
         7 . The multi-functional exercise machine of  claim 1 , wherein another end of the slide rail piece is provided with a first support frame, one end of the support piece mounted with the pedals is provided with a second support frame: the first support frame and the second support frame are provided with anti-slippery sleeves. 
     
     
         8 . The multi-functional exercise machine of  claim 1 , wherein two ends of the slide rail piece are provided with a first cushion pad and a second cushion pad respectively; the first cushion pad and the second cushion pad are located below the slider, and a sliding range of the slider is between the first cushion pad and the second cushion pad. 
     
     
         9 . The multi-functional exercise machine of  claim 1 , wherein one end of the support piece connected to the slide rail piece is provided with a first support leg, and the first support leg is arranged on a side of the support piece facing downwardly during a rowing exercise mode; when the pull pin is located at the first positioning point, a lower end surface of the first support leg is flush with a lower end surface of the second connecting piece, or the lower end surface of the first support leg is located below the second connecting piece. 
     
     
         10 . The multi-functional exercise machine of  claim 1 , wherein said one end of the slide rail piece connected to the handle supporting piece is provided with a second support leg arranged on a side of the slide rail piece facing towards the support piece, and when the pull pin is located at the first positioning point, the second support leg presses against the Support piece.