Adapter for surfskate

Abstract

The utility model relates to the field of skateboard fitting, specifically relating to an adapter for surfskate comprising a fixing plate, a rotating plate, an centre shaft screw and a locking nut wherein said fixing plate and rotating plate link together via centre shaft screw and locking nut; a torsion spring is sleeved on centre shaft screw between fixing plate and rotating plate, and the top of torsion spring is fixed on fixing plate, and the bottom is fixed on rotating plate; said centre shaft screw located on top and bottom of rotating plate are sleeved with a thrust bearing wherein thrust bearing on the top of rotating plate is provided within torsion spring; on the side of fixing plate closing to rotating plate is equipped with limiting groove and on the side of rotating plate closing to fixing plate is equipped with limiting block matching with limiting groove.

1 . An adapter for surfskate comprising a fixing plate ( 1 ), a rotating plate ( 2 ), a centre shaft screw ( 5 ) and a locking nut ( 6 ) wherein said fixing plate ( 1 ) and rotating plate ( 2 ) link together via the centre shaft screw ( 5 ) and the locking nut ( 6 ); a torsion spring ( 4 ) is sleeved on said centre shaft screw ( 5 ) that between the fixing plate ( 1 ) and the rotating plate ( 2 ), and the top of said torsion spring ( 4 ) is fixed on the fixing plate ( 1 ), and the bottom thereof is fixed on the rotating plate ( 2 ); on said centre shaft screw ( 5 ) located on the top side and bottom side of the rotating plate ( 2 ) are respectively sleeved with a thrust bearing ( 3 ) wherein the thrust bearing ( 3 ) on the top side of the rotating plate ( 2 ) is provided within the torsion spring ( 4 ); on the side of the fixing plate ( 1 ) that is close to the rotating plate ( 2 ) is equipped with a limiting groove ( 7 ) and on the side of the rotating plate ( 2 ) that is close to the fixing plate ( 1 ) is equipped with a limiting block ( 8 ) matching with the limiting groove ( 7 ). 
     
     
         2 . The adapter for surfskate of  claim 1  wherein said centre shaft screw ( 5 ) comprises an outer hexagonal head ( 501 ), a threaded head ( 502 ) and a smooth connecting rod ( 503 ) for connecting the outer hexagonal head ( 501 ) and the threaded head ( 502 ), and the locking nut ( 6 ) is in threaded connection with the threaded head ( 502 ). 
     
     
         3 . The adapter for surfskate of  claim 1  wherein one end of said fixing plate ( 1 ) is a surfboard connecting plate ( 101 ) and the other end thereof is a fixing plate connector ( 2 ) in butt joint with the rotating plate ( 2 ); an inner groove ( 103 ) is formed in the upper side of the fixing plate connector ( 102 ); a through hole ( 104 ) penetrating through the fixing plate connector ( 102 ) is formed in the bottom of the inner groove ( 103 ); an inner hexagonal mounting hole ( 105 ) used for limiting the outer hexagonal head ( 501 ) is formed in the top of the through hole ( 104 ); a first torsion spring groove ( 106 ) is formed in one side of the through hole ( 104 ) that is at the lower side of the fixing plate connector ( 102 ) and the top end of said torsion spring ( 4 ) is fixed in the first torsion spring groove ( 106 ); said limiting groove ( 7 ) is formed in the lower side of the fixing plate connector ( 102 ) and located on the other side of the through hole ( 104 ), and a surfboard connecting hole ( 107 ) is formed in the surfboard connecting plate ( 101 ). 
     
     
         4 . The adapter for surfskate of  claim 1  wherein at one end of said rotating plate ( 2 ) is arranged with a surfboard wheel bridge fixing plate ( 201 ) while the other end thereof is arranged with a rotating plate connector ( 202 ) in butt joint with the fixing plate ( 1 ), a centre shaft screw hole ( 203 ) penetrating through the rotating plate connector ( 202 ) is formed in said rotating plate connector ( 202 ); a second torsion spring groove ( 204 ) is formed in one side of the centre shaft screw hole ( 203 ) and the bottom end of said torsion spring ( 4 ) is fixed in the second torsion spring groove ( 204 ); said limiting block ( 8 ) is arranged on the upper side of the rotating plate connector ( 202 ) and is located on the other side of the centre shaft screw hole ( 203 ); a thrust bearing hole ( 205 ) is formed in the bottom side of said rotating plate connector ( 202 ), and the bottom of the thrust bearing hole ( 205 ) is communicated with the centre shaft screw hole ( 203 ). 
     
     
         5 . The adapter for surfskate of  claim 3  wherein the top surface and the bottom surface of the surfboard connecting plate ( 101 ) are parallel to the top surface of the fixing plate connector ( 102 ), the top surface and the bottom surface of the fixing plate connector ( 102 ) form an included angle of 15-30°. 
     
     
         6 . The adapter for surfskate of  claim 4  wherein the rotating plate connector ( 202 ) and the surfboard wheel bridge fixing plate ( 201 ) form an included angle of 15-30°.