Rail vehicle

Abstract

A rail vehicle is provided, including: a floor, where an opening portion is formed in the floor, and the opening portion includes a wheel inspection opening and a wheel mounting opening; a wheel, disposed at the wheel mounting opening, where a part of the wheel passes through the wheel mounting opening and protrudes from an upper surface of the floor, and a wheel cover covers an upper side of the wheel; and an inspection floor panel, detachably connected to the wheel inspection opening, where the wheel inspection opening is located on one side of the wheel in a left-right direction of the rail vehicle.

What is claimed is: 
     
         1 . A rail vehicle, comprising:
 a floor, wherein an opening portion is formed in the floor, and the opening portion comprises a wheel inspection opening and a wheel mounting opening;   a wheel, disposed at the wheel mounting opening, wherein a part of the wheel passes through the wheel mounting opening and protrudes from an upper surface of the floor;   a wheel cover, covering an upper side of the wheel; and   an inspection floor panel, detachably connected to the wheel inspection opening, wherein the wheel inspection opening is located on one side of the wheel in a left-right direction of the rail vehicle.   
     
     
         2 . The rail vehicle according to  claim 1 , wherein a maximum width of the wheel inspection opening is greater than a diameter of the wheel in a length direction of the floor. 
     
     
         3 . The rail vehicle according to  claim 1 , wherein a central axis of the wheel is lower than the upper surface of the floor. 
     
     
         4 . The rail vehicle according to  claim 1 , wherein a step structure is disposed on an edge of the floor located at the opening portion, and one side of the inspection floor panel away from the wheel is disposed on the step structure and is flush with the upper surface of the floor. 
     
     
         5 . The rail vehicle according to  claim 1 , wherein a sealing member is disposed between the inspection floor panel and the floor. 
     
     
         6 . The rail vehicle according to  claim 1 , wherein a seat is disposed on the wheel cover. 
     
     
         7 . The rail vehicle according to  claim 1 , wherein a plurality of fixed supports are disposed on a side wall of the opening portion at intervals, the inspection floor panel is supported on upper surfaces of the plurality of fixed supports, and the inspection floor panel is detachably connected to the plurality of fixed supports. 
     
     
         8 . The rail vehicle according to  claim 7 , wherein each fixed support comprises:
 a fixed portion, connected to the side wall of the opening portion;   a support portion, wherein one end of the support portion is fixedly connected to the top of the fixed portion, the other end of the support portion horizontally extends toward a center of the opening portion, the inspection floor panel is supported on an upper surface of the support portion, and the inspection floor panel is detachably connected to the support portion.   
     
     
         9 . The rail vehicle according to  claim 8 , wherein each fixed support further comprises:
 at least one reinforcing rib, being connected between a lower surface of the support portion and a surface on one side of the fixed portion adjacent to the center of the opening portion.   
     
     
         10 . The rail vehicle according to  claim 9 , wherein an avoiding opening is formed in the reinforcing rib and the avoiding opening is located at a joint between the support portion and the fixed portion. 
     
     
         11 . The rail vehicle according to  claim 1 , further comprising:
 two wheel removal and mounting floor panels, disposed in the opening portion, wherein the wheel mounting opening is defined between the two wheel removal and mounting floor panels, the two wheel removal and mounting floor panels are respectively located on two sides of the wheel in a front-rear direction of the rail vehicle, both the two wheel removal and mounting floor panels are detachably connected to the floor, and the wheel cover is connected to the two wheel removal and mounting floor panels.   
     
     
         12 . The rail vehicle according to  claim 1 , wherein a thickness of the inspection floor panel is t, and t meets 30 mm≤t≤50 mm. 
     
     
         13 . The rail vehicle according to  claim 2 , wherein a central axis of the wheel is lower than the upper surface of the floor. 
     
     
         14 . The rail vehicle according to  claim 13 , wherein a step structure is disposed on an edge of the floor located at the opening portion, and one side of the inspection floor panel away from the wheel is disposed on the step structure and is flush with the upper surface of the floor. 
     
     
         15 . The rail vehicle according to  claim 14 , wherein a sealing member is disposed between the inspection floor panel and the floor. 
     
     
         16 . The rail vehicle according to  claim 15 , wherein a seat is disposed on the wheel cover. 
     
     
         17 . The rail vehicle according to  claim 16 , wherein a plurality of fixed supports are disposed on a side wall of the opening portion at intervals, the inspection floor panel is supported on upper surfaces of the plurality of fixed supports, and the inspection floor panel is detachably connected to the plurality of fixed supports. 
     
     
         18 . The rail vehicle according to  claim 17 , wherein each fixed support comprises:
 a fixed portion, connected to the side wall of the opening portion;   a support portion, wherein one end of the support portion is fixedly connected to the top of the fixed portion, the other end of the support portion horizontally extends toward a center of the opening portion, the inspection floor panel is supported on an upper surface of the support portion, and the inspection floor panel is detachably connected to the support portion.   
     
     
         19 . The rail vehicle according to  claim 18 , wherein each fixed support further comprises:
 at least one reinforcing rib, being connected between a lower surface of the support portion and a surface on one side of the fixed portion adjacent to the center of the opening portion.   
     
     
         20 . The rail vehicle according to  claim 19 , wherein an avoiding opening is formed in the reinforcing rib and the avoiding opening is located at a joint between the support portion and the fixed portion.