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CN-224211060-U - High-low floor connecting device of railway vehicle

CN224211060UCN 224211060 UCN224211060 UCN 224211060UCN-224211060-U

Abstract

The utility model provides a high-low floor connecting device of a railway vehicle, which comprises: the low floor comprises a low floor body, a limit groove, a fixed groove and a butt joint groove, and compared with the prior art, the low floor has the advantages that through the addition of the low floor, the high floor, the connecting components and the supporting components, the four groups of connecting components are arranged between the low floor and the high floor, the fixed connecting plates and the movable connecting plates are respectively embedded with the upper fixed groove and the lower fixed groove after the connecting column body penetrates through the limit groove, and then are fixedly connected through bolts, the supporting components are arranged between the left connecting component and the right connecting component to assist in stable support, so that the connection stability of the high floor and the low floor can be improved, cables are arranged in the wire grooves in a regular mode through the addition of the connecting components, and the cable pressing plate is fixedly pressed on the cables through the rotation of the pressing screw bolts in the pressing threaded holes, and the cable pressing plate can be convenient to fix the cables.

Inventors

  • SUN WEI
  • Sun Gangxin
  • WEI WENLEI
  • SONG SHUANG
  • ZHAO YANPENG

Assignees

  • 青岛凯思达科技有限公司

Dates

Publication Date
20260508
Application Date
20250729

Claims (8)

  1. 1. The high-low floor connecting device of the railway vehicle comprises a low floor (100), and is characterized in that the low floor (100) comprises a low floor body (101), a limiting groove (102), a fixing groove (103) and an abutting groove (104); The four corners of the upper surface of the low floor body (101) are vertically penetrated to form a group of limit grooves (102) for limiting and installing the connecting assembly (200), the side surface of one end of the limit groove (102) far away from the center of the low floor body (101) is provided with a fixed groove (103), the inner side of the limit groove (102) is provided with the connecting assembly (200) for connecting the low floor (100) with the high floor (400), the upper part of the connecting assembly (200) is provided with the high floor (400), and the connecting assembly (200) comprises a connecting column body (201), a fixed connecting plate (202), a movable connecting plate (204) and a flexible contact pad (205); The connecting column comprises a connecting column body (201), a group of fixed connecting plates (202) are fixedly connected to the upper end and the lower end of the connecting column body (201), a movable connecting plate (204) is arranged at one end, close to the center of the connecting column body (201), of the fixed connecting plates (202) and the movable connecting plates (204), a group of flexible contact pads (205) are fixedly connected to the opposite faces of the fixed connecting plates (202) and the movable connecting plates (204), a supporting assembly (300) for auxiliary support is arranged between the left connecting assembly and the right connecting assembly (200), and the supporting assembly (300) comprises a supporting rod (302).
  2. 2. The device for connecting a high floor and a low floor of a railway vehicle according to claim 1, wherein the high floor (400) comprises a high floor body, the high floor body is also provided with a limit groove (102), a fixing groove (103) and a butt joint groove (104), and the upper end and the lower end of the connecting column body (201) respectively pass through the limit groove (102) at the upper end and the lower end.
  3. 3. The device for connecting the high floor and the low floor of the railway vehicle as claimed in claim 2, wherein the upper end and the lower end of the connecting column body (201) are respectively provided with a guide chute (203), the movable connecting plate (204) is movably embedded with the guide chute (203), and the upper surfaces of the fixed connecting plate (202), the movable connecting plate (204) and the fixed chute (103) vertically penetrate through to form a group of fixing threaded holes (105).
  4. 4. A connecting device for a high floor and a low floor of a railway vehicle, as set forth in claim 3, characterized in that the fixed connecting plate (202) and the movable connecting plate (204) are respectively embedded with the fixed grooves (103) at the upper end and the lower end and are fixedly connected with the inner side of the fixed threaded hole (105) by screwing bolts, and the side surface of one end, close to the supporting component (300), of the connecting column body (201) is provided with a supporting groove (206).
  5. 5. The device for connecting a high floor and a low floor of a railway vehicle according to claim 4, wherein the two groups of support rods (302) are symmetrically arranged up and down, a group of support blocks (301) are fixedly connected to the left end and the right end of each support rod (302), the support blocks (301) are mutually embedded with the support grooves (206), and a supporting seat (303) is fixedly connected to the middle position of each support rod (302).
  6. 6. A connecting device for a high floor and a low floor of a railway vehicle, as set forth in claim 5, characterized in that the upper surface of the abutment seat (303) is vertically penetrated to form an abutment threaded hole, an abutment stud (304) is screwed on the inner side of the abutment threaded hole, an abutment block (305) is connected to one end of the abutment stud (304) far away from the center of the supporting component (300) in a rotating manner, and the abutment block (305) is mutually embedded with the abutment groove (104).
  7. 7. The device for connecting a high floor and a low floor of a railway vehicle according to claim 1, wherein a wire groove (207) for regularly installing cables is formed in the side surface of one end, close to the center of the low floor (100), of the connecting column body (201), and a group of cable pressing plates (209) are movably arranged on the inner side of the wire groove (207).
  8. 8. A connecting device for a high floor and a low floor of a railway vehicle as set forth in claim 7, wherein the cable pressing plate (209) is provided with a pressing threaded hole (208) penetrating through the cable slot (207), and a pressing stud (210) is screwed on the inner side of the pressing threaded hole (208).

Description

High-low floor connecting device of railway vehicle Technical Field The utility model belongs to the technical field of railway vehicles, and particularly relates to a high-low floor connecting device of a railway vehicle. Background The rail car (including the trailer, the same applies hereinafter) is a main transport means for executing tasks in construction departments such as railway equipment maintenance, overhaul, construction and the like, and the rail car is divided into heavy type rail car and light type rail car, can be withdrawn from a line by a passenger at any time, is called a light type rail car, and cannot be withdrawn from the line by the passenger at any time, and is called a heavy type rail car. The rail car also expands corresponding application fields in modern use, goods are transported by means of the small rail car in production, and the rail car is mostly a single-layer low-floor rail car in a common structure, and the rail car with the capacity to be improved can be additionally provided with a two-layer structure, so that the low floor and the high floor of the rail car are connected, and the capacity to be improved by 40% -60% is increased by placing the goods above the low floor and the high-low floor for transportation. The high floor and the low floor are connected and fixed in the prior art, the connecting columns are mostly directly used for being attached and fixed on the opposite surfaces of the high floor and the low floor, the problem of loosening exists after long-time use of the connecting parts in transportation, and the problem of loosening is aggravated due to the action of shearing force, so that the installation stability of the high floor is reduced. In view of the foregoing, it is desirable to provide a new structure for solving the above-mentioned problems. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide a high-low floor connecting device for a railway vehicle, which solves the problems in the prior art. The utility model is realized by the following technical scheme that the high-low floor connecting device of the railway vehicle comprises a low floor, wherein the low floor comprises a low floor body, limit grooves, fixing grooves and abutting grooves, a group of limit grooves for limiting and installing connecting components are vertically formed at four corners of the upper surface of the low floor body, the fixing grooves are formed in the side surface of one end, far away from the center of the low floor body, of each limit groove, a connecting component for connecting the low floor and the high floor is arranged at the inner side of each limit groove, the high floor is arranged above each connecting component, and each connecting component comprises a connecting column body, a fixed connecting plate, a movable connecting plate and a flexible contact pad; The connecting column comprises a connecting column body, wherein a group of fixed connecting plates are fixedly connected to the upper end and the lower end of the connecting column body, a movable connecting plate is arranged at one end, close to the center of the connecting column body, of the fixed connecting plates, a group of flexible contact pads are fixedly connected to the opposite faces of the fixed connecting plates and the movable connecting plates, a supporting component used for auxiliary supporting is arranged between the left connecting component and the right connecting component, and the supporting component comprises a supporting rod. As a preferred implementation mode, the high floor comprises a high floor body, wherein the high floor body is also provided with a limiting groove, a fixing groove and a butt joint groove, and the upper end and the lower end of the connecting column body respectively penetrate through the limiting grooves at the upper end and the lower end. As a preferred implementation mode, the upper end and the lower end of the connecting column body are respectively provided with a guide chute, the movable connecting plates are movably embedded with the guide chutes, and the upper surfaces of the fixed connecting plates, the movable connecting plates and the fixed grooves are vertically penetrated to form a group of fixing threaded holes. As a preferred implementation mode, the fixed connection plate and the movable connection plate are respectively mutually embedded with the fixed grooves at the upper end and the lower end and are fixedly connected with the inner side of the fixed threaded hole by using bolts, the side face of one end, close to the supporting component, of the connecting column body is provided with a supporting groove, the upper end and the lower end of the connecting column body penetrate through the limiting groove, the fixed connection plate and the movable connection plate are embedded with the fixed grooves distributed up and down, and then the fixed connection is completed by using