Sealing plug of toilet tank

Abstract

A sealing plug of a toilet tank, which includes a cover body, a plunger, an adjustable lever, an upper cover and a control axis, wherein the a joint part is set on the bottom of the plunger, an air hole is set on the lateral edge of the plunger; the adjustable lever is set passing through the shaft hole, a baffle is set on its bottom end, a through hole is set on the baffle corresponded to the water inlet hole of the plunger; an upper shaft hole and a marked row of the flow amount are set on the top side of the upper cover; the lever body of the control axis is inserted in the upper shaft hole and connected to the adjustable lever; by the structure, the amount of draining water of toilet tank adjusted by the control axis may be conveniently watched.

I claim: 
     
         1 . A sealing plug of a toilet tank, which includes a cover body, a plunger, an adjustable lever, an upper cover and a control axis, wherein:
 the cover body, a circular disc body is set on the front side, an installation seat for fastening on an overflow pipe is set on the rear side, a large circular hole is set in the center of the circular disc body, and a chain is hooked on the front end of the circular disc body;   the plunger, which is a hemispherical lid and set on the bottom side of the cover body, an inner chamber is set concavely, a joint part is set on the bottom of the plunger, a shaft hole and a water inlet hole are set on the joint part, an air hole is set on the lateral edge of the plunger;   the adjustable lever, its lever body is set passing through the shaft hole, a baffle is set on its bottom end, a through hole is set on the baffle corresponded to the water inlet hole of the plunger;   the upper cover, which is covered on the upper side of the cover body, an upper shaft hole and a marked row of the flow amount are set on its top side;   the control axis, its lever body is inserted in the upper shaft hole, an inserting hole is set inside the lever body for the adjustable lever to insert in, a disc body is set on the top side of the control axis, an apex angle is formed on one side of the disc body for pointing the flow amount on the marked row of the flow amount.   
     
     
         2 . The sealing plug of the toilet tank as claimed in  claim 1 , wherein the water inlet hole is an arc-shaped hole. 
     
     
         3 . The sealing plug of the toilet tank as claimed in  claim 1 , wherein the through hole is an arc-shaped hole. 
     
     
         4 . The sealing plug of the toilet tank as claimed in  claim 1 , wherein at least an ear is set on the disc body. 
     
     
         5 . The sealing plug of the toilet tank as claimed in  claim 1 , wherein a gap is set near the open end of the inserting hole of the control axis. 
     
     
         6 . The sealing plug of the toilet tank as claimed in  claim 1 , wherein a wedge rib is set on the lever body of the adjustable lever. 
     
     
         7 . The sealing plug of the toilet tank as claimed in  claim 1 , wherein a lower flange and a limited slot are set on the bottom of the upper cover. 
     
     
         8 . The sealing plug of the toilet tank as claimed in  claim 1 , wherein a rib is set on the outside of the hole edge of the large circular hole of the circular disc body.