CN-117485386-B - Floor, carriage and rail vehicle

CN117485386BCN 117485386 BCN117485386 BCN 117485386BCN-117485386-B

Abstract

The embodiment of the application provides a floor, a carriage and a railway vehicle, wherein the floor comprises an upper panel, a lower panel, a filling layer and a plurality of reinforcing ribs, wherein the upper panel and the lower panel are oppositely arranged, the filling layer and the reinforcing ribs are arranged between the upper panel and the lower panel, the filling layer is filled between the upper panel and the lower panel and is used for heat insulation and sound insulation, two ends of the reinforcing ribs are respectively fixedly connected with the upper panel and the lower panel, and the reinforcing ribs are uniformly arranged in the filling layer. The floor provided by the embodiment of the application has higher strength and better bearing capacity by arranging the double-layer panels and arranging the plurality of reinforcing ribs between the double-layer panels, and has better heat preservation and sound insulation performance by arranging the filling layer between the double-layer panels.

Inventors

LIU XIAOXU
CHEN QIMEI
WU QUNFANG
XIA BING
QIN CHENGWEI
CHEN HEJIU

Assignees

中车唐山机车车辆有限公司

Dates

Publication Date: 20260505
Application Date: 20220725

Claims (9)

1. The carriage is characterized by comprising a carriage body, wherein a plurality of mutually connected floors are arranged in the carriage body, and the floors comprise: An upper panel; the lower panel is arranged opposite to the upper panel; The filling layer is filled between the upper panel and the lower panel and is used for heat preservation and sound insulation; the two ends of the reinforcing ribs are fixedly connected with the upper panel and the lower panel respectively, and the reinforcing ribs are uniformly arranged in the filling layer; The periphery of the floor is provided with a flanging structure, the flanging structure is provided with a plurality of fixing holes, and the fixing holes are used for connecting the car body or the fixing holes on the adjacent floors; the flanging structure comprises a first flanging connected with the upper panel and a second flanging connected with the lower panel, the first flanging extends towards the direction away from the lower panel, and the second flanging extends towards the upper panel; the first flanging is fixedly connected with the second flanging, and one end of the second flanging, which is away from the lower panel, is flush with one end of the first flanging, which is away from the upper panel; A wall body is further arranged in the vehicle body, the wall body comprises at least one of a vehicle body end wall, a vehicle body side wall or a partition wall, and the fixing holes on the floor are fixedly connected with the wall body through fifth fasteners; a shielding piece is further arranged between the floor and the wall body, the shielding piece comprises a first shielding surface, a second shielding surface and a third shielding surface which are mutually connected, the first shielding surface and the third shielding surface are respectively and vertically connected with two ends of the second shielding surface, the first shielding surface is connected with the wall body through a sixth fastening piece, the second shielding surface is arranged above the flanging structure, and the third shielding surface is abutted to the upper panel of the floor; A wood rib is arranged between two adjacent floors, the fixing holes on the floors are fixedly connected with the wood rib through a third fastener, a buckle cover is also arranged between the two floors, the buckle cover comprises a shielding surface and fixing surfaces connected with two sides of the shielding surface, the shielding surface is arranged above the wood rib and the two flanging structures, two sides of the shielding surface extend to upper panels of the two floors respectively, one side of the fixing surface is connected with the shielding surface, the other side of the fixing surface is abutted to the upper panel of the floor, and the shielding surface is fixedly connected with the wood rib through a fourth fastener; be equipped with the indisputable floor in the automobile body, be equipped with the floor sign indicating number on the indisputable floor, the floor sign indicating number deviates from one side of indisputable floor is fixed with the girder, the girder deviates from one side of indisputable floor is connected the floor.
2. The carriage according to claim 1, wherein the upper panel and the lower panel are both steel plates, anti-skidding patterns are arranged on the surfaces, facing away from the lower panel, of the upper panel, the filling layer is a sound insulation and heat preservation cotton layer, the reinforcing ribs are formed by stamping the steel plates, and the reinforcing ribs are welded and fixed with the upper panel and the lower panel.
3. The carriage according to claim 2, wherein the thickness of the upper panel is equal to or greater than 4mm, the thickness of the lower panel is equal to or greater than 2mm, the thickness of the filling layer is equal to or greater than 20mm, and an anti-corrosion layer is arranged on the surface of the reinforcing rib.
4. The carriage according to claim 1, wherein the upper panel is further provided with at least one drainage groove, the drainage groove is located above the reinforcing rib, the bottom surface of the drainage groove is provided with at least one drainage opening, the reinforcing rib and the lower panel are respectively provided with a first through hole and a second through hole corresponding to the drainage opening, one end of the drainage pipe is connected with the drainage opening, and the other end of the drainage pipe extends to the outside of the floor after penetrating through the first through hole and the second through hole.
5. The vehicle according to claim 4, wherein the drain pipe is welded to the drain port, the drain pipe has a diameter of 22mm or more, and the drain pipe has a wall thickness of 2mm or more.
6. The carriage of claim 1 wherein a first adjustment pad is disposed between the floor code and the floor beam, a first fastener sequentially passing through the floor code, the first adjustment pad and the floor beam to fixedly connect the floor code, the first adjustment pad and the floor beam, and a shock pad is disposed between the floor beam and the floor.
7. The carriage according to claim 1, wherein the wood frame is fixed on the ground beam through a second fastener, second adjusting pads are arranged between the ground beam and the wood frame, between the floor and the wood frame and between the shielding surface and the wood frame, and one side, connected with the shielding surface, of the fixing surface is a cambered surface.
8. The carriage according to claim 1, wherein an equipment cabinet is further arranged in the carriage, the equipment cabinet is mounted on the iron floor through an equipment cabinet base, a third adjusting pad is arranged between the floor and the equipment cabinet base, and a seventh fastening piece sequentially penetrates through the fixing hole, the third adjusting pad and the equipment cabinet base to fixedly connect the three; the shielding piece is also arranged between the floor and the equipment cabinet base, the first shielding surface is connected with the equipment cabinet base through an eighth fastener, the second shielding surface is arranged above the flanging structure, and the third shielding surface is abutted to the upper panel of the floor.
9. A rail vehicle comprising a plurality of cars connected end to end, the cars employing a car according to any one of claims 1-8.

Description

Floor, carriage and rail vehicle Technical Field The application relates to a rail vehicle manufacturing technology, in particular to a floor, a carriage and a rail vehicle. Background Along with the development of high-speed railways and urban rail transit in China, rail vehicles become the first choice for people to go out. The rail vehicle is composed of a plurality of parts, wherein the floor is a main bearing part in the rail vehicle, and the floor is a relatively vulnerable part in the rail vehicle because passengers tread on the floor when walking in the carriage. In the related art solutions, the floor of a railway vehicle generally employs a single-layer aluminum plate with a non-slip pattern printed on the surface. However, the floor in the related art has lower strength, poor bearing capacity and poor sound insulation capacity, noise under the vehicle is easily transmitted into a carriage during use, riding experience of passengers is affected, and the floor is easily deformed after long-time use, so that potential safety hazards are caused to the walking of the passengers. Disclosure of Invention The embodiment of the application provides a floor, a carriage and a railway vehicle, which are mainly used for solving the problems of low strength, poor bearing capacity and poor sound insulation capacity of the floor in the related art. According to a first aspect of an embodiment of the present application, there is provided a floor panel comprising: An upper panel; the lower panel is arranged opposite to the upper panel; The filling layer is filled between the upper panel and the lower panel and is used for heat preservation and sound insulation; The two ends of the reinforcing ribs are fixedly connected with the upper panel and the lower panel respectively, and the reinforcing ribs are uniformly arranged in the filling layer. The floor board is characterized in that the upper panel and the lower panel are respectively made of steel plates, anti-skidding patterns are arranged on the surfaces, facing away from the lower panel, of the upper panel, the filling layer is a sound-insulation heat-preservation cotton layer, the reinforcing ribs are formed by stamping the steel plates, and the reinforcing ribs are welded and fixed with the upper panel and the lower panel. The floor board is characterized in that the thickness of the upper panel is more than or equal to 4mm, the thickness of the lower panel is more than or equal to 2mm, the thickness of the filling layer is more than or equal to 20mm, and the surface of the reinforcing rib is provided with an anti-corrosion layer. The floor board is characterized in that the upper panel is also provided with at least one drainage groove, the drainage groove is positioned above the reinforcing ribs, the bottom surface of the drainage groove is provided with at least one drainage opening, the reinforcing ribs and the lower panel are respectively provided with a first through hole and a second through hole corresponding to the drainage openings, one end of the drainage pipe is connected with the drainage openings, and the other end of the drainage pipe extends to the outside of the floor board after penetrating through the first through holes and the second through holes. The floor as described above, optionally, the drain pipe is welded to the drain port, the drain pipe has a diameter of 22mm or more, and the drain pipe has a wall thickness of 2mm or more. According to a second aspect of embodiments of the present application, there is provided a vehicle body including a plurality of interconnected floors, the floors being as described above. As described above, optionally, a flange structure is disposed around the floor, and a plurality of fixing holes are disposed on the flange structure, and the fixing holes are used for connecting the vehicle body or the adjacent fixing holes on the floor; The flanging structure comprises a first flanging connected with the upper panel and a second flanging connected with the lower panel, wherein the first flanging extends towards the direction deviating from the lower panel, the second flanging extends towards the upper panel, the first flanging is fixedly connected with the second flanging, and one end of the second flanging deviating from the lower panel is flush with one end of the first flanging deviating from the upper panel. As described above, optionally, wood ribs are disposed between two adjacent floors, and the fixing holes on the floors are fixedly connected with the wood ribs through third fasteners; The novel wooden floor comprises a plurality of wooden bones and two flanging structures, wherein the two flanging structures are arranged on the wooden bones, a buckling cover is arranged between the two floors and comprises a shielding surface and fixing surfaces connected with two sides of the shielding surface, the shielding surface is arranged above the wooden bones and the two flanging structures, two sides