Fixture of top mounting faucet

Abstract

A fixture of a top mounting faucet is provided. The fixture includes a base, a threaded rod, a moveable block, and a pressing hook. The base includes a mounting hole, an insertion hole, and a first stopping rod. The threaded rod is pivotally connected to the insertion hole and a bottom of the first stopping rod and rotatable. The moveable block is threaded on the threaded with its rotation limited by the first stopping rod. The pressing hook is eccentrically arranged at the moveable block and having first and second curved portions and a connection portion connected to one another to form a mounting space with a notch. The first stopping rod and the threaded rod are inserted through the mounting space. Thereby the titled pressing hook can be inserted through an installation hole on a countertop smoothly and pressed against a bottom surface of the countertop firmly.

1 . A fixture of a top mounting faucet comprising:
 a base having a circular wall abutting against a countertop, and a bottom wall and a mounting hole both mounted in the circular wall; the bottom wall provided with an insertion hole and a first stopping rod arranged at a bottom of the bottom wall;   a threaded rod held by the insertion hole and a bottom of the first stopping rod of the base and rotatable;   a moveable block rotatably threaded to the threaded rod and rotation of the moveable block limited by the first stopping rod; and   a pressing hook having a first curved portion, a second curved portion, and a connection portion located between and connected with the first curved portion and the second curved portion; a rear end of the first curved portion pivotally connected to the moveable block so that the pressing hook is able to be turned and switched between an installation position and a tilt position at which the pressing hook is falling naturally; the first curved portion, the second curved portion, and the connection portion connected to one another form a mounting space among them; a notch formed between the rear end of the first curved portion and a rear end of the second curved portion and communicating with the mounting space; the first stopping rod and the threaded rod able to be inserted through the mounting space.   
     
     
         2 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein a pivoting lug is disposed on the bottom of the first stopping rod; the threaded rod is pivotally connected to the insertion bole and the pivoting lug of the base and rotatable. 
     
     
         3 . The fixture of a top mounting faucet as claimed in  claim 2 , wherein the fixture of a top mounting faucet further includes a limit end cap which is fixed on a bottom of the threaded rod under the pivoting lug to limit upward movement of the threaded rod and prevent the threaded rod from coming off. 
     
     
         4 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein one side of the first stopping rod facing the moveable block is provided with a leaning wall while an against wall is formed at one side of the moveable block facing the first stopping rod; the against wall is leaning against the leaning wall and able to slide vertically along the leaning wall. 
     
     
         5 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein the fixture of a top mounting faucet further includes a rotating shaft which is penetrating and pivotally connected to both the moveable block and the pressing hook. 
     
     
         6 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein a curved positioning wall is extending downward from one side of the bottom wall of the base facing the first stopping rod and used for abutting against an inner peripheral wall of the installation hole of the countertop. 
     
     
         7 . The fixture of a top mounting faucet as claimed in  claim 6 , wherein the fixture of a top mounting faucet further includes a waterproof gasket; the base is provided with a pressing wall formed around the curved positioning wall; the waterproof gasket is tightly pressed between the pressing wall and a top surface around the installation hole of the countertop. 
     
     
         8 . The fixture of a top mounting faucet as claimed in  claim 6 , wherein the whole of or at least most part of the pressing hook is tightly pressed against a bottom surface around the installation hole of the countertop;
 a diameter of the installation hole is ranging from 25.4 mm to 38 mm.   
     
     
         9 . The fixture of a top mounting faucet as claimed in  claim 8 , wherein the pressing hook at the tilt position is allowed to pass through the installation hole with the diameter of at least 25.4 mm. 
     
     
         10 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein an outer surface of the first curved portion of the pressing hook is provided with a support projection; while the pressing hook is at the tilt position, the support projection is abutting against a bottom surface around the installation hole of the countertop. 
     
     
         11 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein a tilt angle of the pressing hook is ranging from 67 to 77 degrees when the pressing hook is at the tilt position. 
     
     
         12 . The fixture of a top mounting faucet as claimed in  claim 2 , wherein a second stopping rod is disposed on the bottom of the bottom wall of the base and arranged in parallel to the first stopping rod; two sides of the pivoting lug are connected to the bottom of the first stopping rod and a bottom of the second stopping rod correspondingly; the moveable block is limited to be moved between the first stopping rod and the second stopping rod. 
     
     
         13 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein the bottom of the bottom wall of the base is provided with a second stopping rod arranged in parallel to the first stopping rod and a connection wall connected to the same sides of the first stopping rod and the second stopping rod; the first stopping rod, the second stopping rod, and the connection wall are connected to form a limiting sliding groove among them; the moveable block is mounted in the limiting sliding groove with limits on its rotation and able to be moved vertically along the limiting sliding groove. 
     
     
         14 . The fixture of a top mounting faucet as claimed in  claim 13 , wherein the fixture of the top mounting faucet further includes a limit end cap fixed on a bottom of the threaded rod under the first stopping rod, the second stopping rod, and the connection wall to limit upward movement of the threaded rod and prevent the threaded rod from coming off. 
     
     
         15 . The fixture of a top mounting faucet as claimed in  claim 1 , wherein the bottom of the bottom wall of the base is provided with a second stopping rod arranged in parallel to the first stopping rod, both the first stopping rod and the second stopping rod are penetrating and slidably mounted to the moveable block to limit rotation of the moveable block. 
     
     
         16 . The fixture of a top mounting faucet as claimed in  claim 15 , wherein the fixture of a top mounting faucet further includes a limiting block; the limiting block allows the bottom of the first stopping rod and a bottom of the second stopping rod to insert through and fix thereof and a bottom of the threaded rod is pivotally connected to the limiting block.