Ceramic tile leveling device

Abstract

A ceramic tile leveling device comprises: a first component, configured to be disposed between adjacent ceramic tiles, wherein the first component comprises a base and a supporting portion vertically extending upwards from the base, a lower portion of the supporting portion is a sheet-shaped portion, and an upper portion thereof is a rod-shaped portion; and a joint between the supporting portion and the base is arranged as a tearable portion; a second component, configured to move towards the base under a drive of an external force to fix the first component between the ceramic tiles, wherein the second component comprises a cylindrical channel for receiving the rod-shaped portion; and a third component, connected to a bottom of the second component, wherein at least part of the third component protrudes out of the second component; the third component is configured such that the third component contacts the ceramic tiles first to fix the ceramic tiles when the second component moves towards the ceramic tiles. The ceramic tile leveling device may further comprise a force assisting mechanism detachably connected to the second component, which can apply a driving force to the second component and automatically stop driving the second component when the driving force exceeds a threshold.

1 . A ceramic tile leveling device, characterized by comprising:
 a first component, configured to be disposed between adjacent ceramic tiles, wherein the first component comprises a base and a supporting portion vertically extending upwards from the base, wherein a lower portion of the supporting portion is a sheet-shaped portion, and an upper portion thereof is a rod-shaped portion; and a joint between the supporting portion and the base is arranged as a tearable portion;   a second component, configured to move towards the base under a drive of an external force to fix the first component between the ceramic tiles, wherein the second component comprises a cylindrical channel for receiving the rod-shaped portion; and   a third component, connected to a bottom of the second component, wherein at least part of the third component protrudes out of the second component; the third component is configured such that the third component contacts the ceramic tiles first to fix the ceramic tiles when the second component moves towards the ceramic tiles.   
     
     
         2 . The ceramic tile leveling device of  claim 1 , characterized in that the second component comprises a limiting portion, and the limiting portion connects the third component to the second component. 
     
     
         3 . The ceramic tile leveling device of  claim 2 , characterized in that the third component is a ring-shaped component and is configured to be rotatable relative to the second component. 
     
     
         4 . The ceramic tile leveling device of  claim 3 , characterized in that the bottom of the second component is a circular flange, the limiting portion is arc-shaped, at least one groove is formed between the limiting portion and the circular flange, and the third component is arranged in the groove. 
     
     
         5 . The ceramic tile leveling device of  claim 3 , characterized in that the bottom of the second component is cylindrical and has a side wall along a vertical direction; the third component is a ring-shaped component with a U-shaped cross section, and the side wall is accommodated in a U-shaped groove of the third component. 
     
     
         6 . The ceramic tile leveling device of  claim 5 , characterized in that the limiting portion comprises a groove disposed along a circumferential direction on a surface of the side wall of the second component, an end portion of the third component is provided with a protrusion extending towards the second component, and the protrusion falls into the groove. 
     
     
         7 . The ceramic tile leveling device of  claim 3 , characterized in that the bottom of the second component is cylindrical and has a side wall along a vertical direction; and the third component is connected to one side of the side wall of the second component. 
     
     
         8 . The ceramic tile leveling device of  claim 7 , characterized in that one side of the side wall of the second component opposite to the third component is provided with at least one first groove disposed along a circumferential direction, and a bottom of the first groove is provided with a through hole; the limiting portion comprises at least one arc-shaped component arranged in the first groove, and the arc-shaped component is provided with a protrusion capable of passing through the through hole; one side of the third component facing towards the arc-shaped component is provided with a second groove disposed along the circumferential direction, and the protrusion falls into the second groove. 
     
     
         9 . The ceramic tile leveling device of  claim 2 , characterized in that the limiting portion comprises a connecting member, and the connecting member is located on one side of the bottom of the second component facing towards the ceramic tiles; and the third component is composed of a plurality of balls arranged between the second component and the connecting member. 
     
     
         10 . The ceramic tile leveling device of  claim 9 , characterized in that the bottom of the second component is provided with a plurality of positioning grooves, and the plurality of balls are respectively placed in the corresponding positioning grooves; the connecting member is provided with through holes respectively corresponding to the plurality of positioning grooves, and portions of the balls pass through the through holes. 
     
     
         11 . The ceramic tile leveling device of  claim 1 , characterized in that the ceramic tile leveling device further comprises a force assisting mechanism, and the force assisting mechanism is connected to the second component; the force assisting mechanism is configured to apply the external force to the second component to drive the second component to move and automatically stop driving the second component when the external force exceeds a threshold. 
     
     
         12 . The ceramic tile leveling device of  claim 11 , characterized in that the force assisting mechanism comprises:
 a first transmission block, configured to rotate under the drive of the external force;   a second transmission block, in torque connection with the first transmission block; and   a connecting component, in torque connection with the second transmission block and provided with a structure in torque connection with the second component;   wherein a torque overload cutoff structure is provided between the first transmission block and the second transmission block, and the torque overload cutoff structure is configured such that a torque is transmitted between the first transmission block and the second transmission block when the external force is less than the threshold, and the first transmission block automatically stops transmitting the torque to the second transmission block when the external force exceeds the threshold.   
     
     
         13 . The ceramic tile leveling device of  claim 12 , characterized in that the torque overload cutoff structure comprises at least one first ratchet tooth arranged on the first transmission block and at least one second ratchet tooth arranged on the second transmission block, and the first ratchet tooth and the second ratchet tooth are configured such that the first ratchet tooth and the second ratchet tooth are engaged with each other when the external force is less than the threshold, and the first ratchet tooth is disengaged from the second ratchet tooth when the external force exceeds the threshold. 
     
     
         14 . The ceramic tile leveling device of  claim 13 , characterized in that the first ratchet tooth and the second ratchet tooth each comprise an inclined surface and a flat surface, wherein the inclined surface of the first ratchet tooth contacts the inclined surface of the second ratchet tooth to achieve engagement when the external force is less than the threshold, and
 the inclined surface of the first ratchet tooth and the inclined surface of the second ratchet tooth undergo relative sliding to achieve disengagement when the external force exceeds the threshold.   
     
     
         15 . The ceramic tile leveling device of  claim 12 , characterized in that the second component has a cylindrical head, the connecting component has a first connecting hole that matches the head, and the head is inserted into the first connecting hole. 
     
     
         16 . The ceramic tile leveling device of  claim 12 , characterized in that the force assisting mechanism further comprises a connecting rod, one end of the connecting rod is connected to the second transmission block, and another end of the connecting rod is connected to the connecting component. 
     
     
         17 . The ceramic tile leveling device of  claim 16 , characterized in that the second transmission block and the connecting component are provided with an elastic element, and the second transmission block is configured to be able to reciprocate along the connecting rod. 
     
     
         18 . The ceramic tile leveling device of  claim 12 , characterized in that the first transmission block is provided with a transmission shaft, one end of the transmission shaft is inserted into the first transmission block, and another end is provided with a structure connected to a force applying tool. 
     
     
         19 . The ceramic tile leveling device of  claim 12 , characterized in that the force assisting mechanism further comprises an outer sleeve, and the first transmission block, the second transmission block and the connecting component are all located in the outer sleeve. 
     
     
         20 . A force assisting mechanism applied to the ceramic tile leveling device of  claim 1 , characterized in that the force assisting mechanism is connected to the second component of the ceramic tile leveling device and configured to apply the external force to the second component to drive the second component to move, and automatically stop driving the second component when the external force exceeds the threshold; wherein
 the force assisting mechanism comprises:
 a first transmission block, configured to rotate under the drive of the external force; 
 a second transmission block, in torque connection with the first transmission block; and 
 a connecting component, in torque connection with the second transmission block and provided with a structure in torque connection with the second component; 
   wherein a torque overload cutoff structure is provided between the first transmission block and the second transmission block, and the torque overload cutoff structure is configured such that a torque is transmitted between the first transmission block and the second transmission block when the external force is less than the threshold, and the first transmission block automatically stops transmitting the torque to the second transmission block when the external force exceeds the threshold.