Card holder

Abstract

The present disclosure provides a card holder. The card holder includes a housing and a cover plate, where the housing is provided with a first side plate and second side plates symmetrically arranged, the second side plates are provided with sliding bars, the cover plate is symmetrically provided with sliding recesses, the sliding bars are slidably connected to the sliding recesses, the cover plate is provided with a transition ring, an assembly ring and an active pushing block, the assembly ring is movably provided with a pressure relief wheel by means of a bearing, and the housing is movably provided with a card pusher by means of a shaft.

What is clamed is: 
     
         1 . A card holder, comprising a housing and a cover plate, wherein the housing is provided with a first side plate and second side plates symmetrically arranged, the second side plates are provided with sliding bars, the cover plate is symmetrically provided with sliding recesses, the sliding bars are slidably connected to the sliding recesses, the cover plate is provided with a transition ring, an assembly ring and an active pushing block, the assembly ring is movably provided with a pressure relief wheel by means of a bearing, and the housing is movably provided with a card pusher by means of a shaft. 
     
     
         2 . The card holder according to  claim 1 , wherein the second side plates are provided with connecting parts, the connecting parts are fixedly provided with a card tape by means of connecting rods, and two ends of the card tape are fixedly connected to each other by means of an engagement member. 
     
     
         3 . The card holder according to  claim 2 , wherein the engagement member is symmetrically provided with pressure plates, and the pressure plates are provided with tooth parts. 
     
     
         4 . The card holder according to  claim 1 , wherein the second side plates is provided with extension blocks, and the cover plate is provided with limiting recesses, first blind holes and second blind holes. 
     
     
         5 . The card holder according to  claim 4 , wherein the extension blocks are provided with first assembly holes, top columns and first springs are movably mounted in the first assembly holes, the first springs elastically abut against the top columns, and the top columns match the limiting recesses. 
     
     
         6 . The card holder according to  claim 4 , wherein the extension blocks are provided with second assembly holes, balls and second springs are movably mounted in the second assembly holes, the second springs elastically abut against the balls, and the balls match the first blind holes or the second blind holes. 
     
     
         7 . The card holder according to  claim 1 , wherein the card pusher is provided with a card support and a passive pushing block, the passive pushing block abuts against the active pushing block, and the card pusher is provided with a recess. 
     
     
         8 . The card holder according to  claim 1 , wherein the housing is provided with an arc-shaped sinking recess. 
     
     
         9 . The card holder according to  claim 1 , wherein the first side plate is provided with an accommodation recess. 
     
     
         10 . The card holder according to  claim 1 , wherein the second side plates are provided with assembly recesses, and flexible friction members are fixedly mounted in the assembly recesses.