Zipper head assembly structure for decreasing assembling resistance and movable cover body thereof

Abstract

A movable cover body for decreasing assembling resistance includes a major portion, two sliding portions extended outwardly from the major portion and respectively slidably disposed inside two sliding grooves, a positioning portion extended outwardly from the major portion and movably passing through a through opening, two pivotal portions extended outwardly from the major portion and respectively pivotally disposed inside two pivotal grooves, an extending tail portion extended outwardly from the major portion and disposed inside a receiving groove, and two assembly chamfers respectively disposed on two inner corners of the two pivotal portions and respectively corresponding to two inclined assembly surfaces. The instant disclosure further provides a zipper head assembly structure using the movable cover body.

1 . A zipper head assembly structure for decreasing assembling resistance, comprising:
 a sliding member having a first sliding body, a second sliding body opposite to the first sliding body, and a connection body connected between the first sliding body and the second sliding body;   a movable cover body movably disposed on the first sliding body; and   a pull member having an end portion movably mated with the movable cover body;   wherein the sliding member has a first convex body disposed on the first sliding body, a second convex body disposed on the first sliding body and corresponding to the first convex body, and at least one through opening passing through the first sliding body and disposed between the first convex body and the second convex body, the first convex body has a first main portion disposed on the first sliding body, two sliding grooves respectively disposed on two opposite lateral sides of the first main portion, and at least one structure reinforcing rib disposed on the first sliding body and connected with the first main portion, and the second convex body has a second main portion disposed on the first sliding body, two pivotal grooves respectively disposed on two opposite lateral sides of the second main portion, two inclined assembly surfaces respectively disposed on the two opposite lateral sides of the second main portion and respectively disposed above the two pivotal grooves, and a receiving groove disposed on the second main portion and extended onto a front side of the second main portion;   wherein the movable cover body has a major portion, two sliding portions extended outwardly from the major portion and respectively slidably disposed inside the two sliding grooves, a positioning portion extended outwardly from the major portion and movably passing through the through opening, two pivotal portions extended outwardly from the major portion and respectively pivotally disposed inside the two pivotal grooves, an extending tail portion extended outwardly from the major portion and disposed inside the receiving groove, and two assembly chamfers respectively disposed on two inner corners of the two pivotal portions and respectively corresponding to the two inclined assembly surfaces.   
     
     
         2 . The zipper head assembly structure of  claim 1 , wherein the first convex body has two vertical convex ribs respectively disposed inside the two sliding grooves, and the two sliding portions respectively movably contact the two vertical convex ribs, wherein the second convex body has two first convex points respectively disposed inside the two pivotal grooves, and the two pivotal portions respectively movably contact the two first convex points, wherein the second convex body has at least one second convex point disposed inside the receiving groove, and the extending tail portion movably contacts the at least one second convex point. 
     
     
         3 . The zipper head assembly structure of  claim 1 , wherein the major portion has a first plane plate and two second plane plates respectively extended downwardly from the two opposite lateral sides of the first plane plate, the two sliding portions are respectively extended outwardly from two first lateral sides of the two second plane plates, the positioning portion is extended downwardly from a bottom side of one of the two second plane plates, the two pivotal portions are respectively extended outwardly from two second lateral sides of the two second plane plates, and the extending tail portion is extended downwardly from an end side of the first plane plate. 
     
     
         4 . The zipper head assembly structure of  claim 1 , wherein the second main portion has a carrier body and two lateral walls respectively disposed on two opposite lateral sides of the carrier body, and the carrier body has a first surface, a second surface connected with the first surface, a third surface connected with the second surface, and a fourth surface connected with the third surface, wherein the receiving groove is disposed on the carrier body and between the two lateral walls, and the two inclined assembly surfaces are respectively inclinedly disposed on the two lateral walls. 
     
     
         5 . A zipper head assembly structure for decreasing assembling resistance, comprising:
 a sliding member;   a movable cover body movably disposed on the sliding member; and   a pull member having an end portion movably mated with the movable cover body;   wherein the sliding member has a first convex body disposed on the sliding member and a second convex body disposed on the sliding member and corresponding to the first convex body, and the second convex body has a second main portion disposed on the sliding member, two pivotal grooves respectively disposed on two opposite lateral sides of the second main portion, and two inclined assembly surfaces respectively disposed on the two opposite lateral sides of the second main portion and respectively disposed above the two pivotal grooves;   wherein the movable cover body has a major portion, two pivotal portions extended outwardly from the major portion and respectively pivotally disposed inside two pivotal grooves, and two assembly chamfers respectively disposed on two inner corners of the two pivotal portions and respectively corresponding to the two inclined assembly surfaces.   
     
     
         6 . The zipper head assembly structure of  claim 5 , wherein the second convex body has two first convex points respectively disposed inside the two pivotal grooves, and the two pivotal portions respectively movably contact the two first convex points. 
     
     
         7 . The zipper head assembly structure of  claim 5 , wherein the major portion has a first plane plate and two second plane plates respectively extended downwardly from the two opposite lateral sides of the first plane plate, and the two pivotal portions are respectively extended outwardly from two second lateral sides of the two second plane plates. 
     
     
         8 . The zipper head assembly structure of  claim 5 , wherein the second main portion has a carrier body and two lateral walls respectively disposed on two opposite lateral sides of the carrier body, the carrier body has a first surface, a second surface connected with the first surface, a third surface connected with the second surface, and a fourth surface connected with the third surface, and the two inclined assembly surfaces are respectively inclinedly disposed on the two lateral walls. 
     
     
         9 . A movable cover body for decreasing assembling resistance, comprising:
 a major portion;   two sliding portions extended outwardly from the major portion and respectively slidably disposed inside two sliding grooves;   a positioning portion extended outwardly from the major portion and movably passing through a through opening;   two pivotal portions extended outwardly from the major portion and respectively pivotally disposed inside two pivotal grooves;   an extending tail portion extended outwardly from the major portion and disposed inside a receiving groove; and   two assembly chamfers respectively disposed on two inner corners of the two pivotal portions and respectively corresponding to two inclined assembly surfaces.   
     
     
         10 . The movable cover body of  claim 9 , wherein the major portion has a first plane plate and two second plane plates respectively extended downwardly from the two opposite lateral sides of the first plane plate, the two sliding portions are respectively extended outwardly from two first lateral sides of the two second plane plates, the positioning portion is extended downwardly from a bottom side of one of the two second plane plates, the two pivotal portions are respectively extended outwardly from two second lateral sides of the two second plane plates, and the extending tail portion is extended downwardly from an end side of the first plane plate.