Locomotive

Abstract

Locomotive with a frame and at least one preferably diesel-electric drive unit, the frame being supported on at least two bearing sections, in the area of which the frame rests on wheel frames, and having at least one preferably dropped middle section extending between two bearing sections, wherein the middle section (B) substantially comprises two side parts ( 4, 4 ′) spaced apart from each other, each of which has a lower chord ( 6, 6 ′) and upper chord ( 5, 5 ′) running in longitudinal direction and at least one stay ( 7, 7′; 27, 27 ′) connecting the lower chord to the upper chord, and in that at least one drive unit ( 10, 10 ′) is arranged in the middle section (B) of the frame ( 2 ).

1 . Locomotive with a frame and at least one preferably diesel-electric drive unit, the frame being supported on at least two bearing sections, in the area of which the frame rests on wheel frames, and having at least one middle section extending between two bearing sections, wherein the middle section substantially comprises two side parts spaced apart from each other, each of which has a lower chord and upper chord running in longitudinal direction and at least one stay connecting the lower chord to the upper chord, and in that at least one drive unit is arranged in the middle section of the frame.  
   
   
       2 . Locomotive according to  claim 1 , wherein the middle section is dropped downward.  
   
   
       3 . Locomotive according to  claim 1 , wherein the at least one drive unit is secured to the stays connecting the upper chords to the lower chords.  
   
   
       4 . Locomotive according to  claim 3 , wherein the at least one drive unit is secured exclusively to the stays connecting the upper chords to the lower chords.  
   
   
       5 . Locomotive according to  claim 1 , wherein securing brackets for the fitting of the drive unit(s) are attached or can be attached to at least two stays lying opposite each other in relation to the longitudinal axis of the frame.  
   
   
       6 . Locomotive according to  claim 1 , wherein each middle section of a side part has precisely two stays connecting the lower chord to the upper chord.  
   
   
       7 . Locomotive according to  claim 1 , wherein cross-members are arranged between the upper chords and/or the lower chords.  
   
   
       8 . Locomotive according to  claim 1 , wherein the lower chords run below the bearing sections.  
   
   
       9 . Locomotive according to  claim 1 , wherein the upper chords run above the bearing sections.  
   
   
       10 . Locomotive according to  claim 9 , wherein the upper chords run in the upper half of the locomotive.  
   
   
       11 . Locomotive according to  claim 10 , wherein the upper chords run in the top third of the locomotive.  
   
   
       12 . Locomotive according to  claim 1 , wherein the middle section is bounded by a wall at least at one end.  
   
   
       13 . Locomotive according to  claim 1 , wherein at least the upper chord of a side part projects over the middle section into a bearing section of the frame.  
   
   
       14 . Locomotive according to  claim 13 , comprising a stay for connection of the bearing section to the upper chord.  
   
   
       15 . Locomotive according to  claim 1 , wherein the middle section is open at the bottom.  
   
   
       16 . Locomotive according to  claim 15 , wherein the bottom surface formed between the lower chords of the side parts of the middle section is more than 50% open.  
   
   
       17 . Locomotive according to  claim 16 , wherein the bottom surface is more than 80% open.  
   
   
       18 . Locomotive according to  claim 16 , wherein the bottom surface, except for any cross-members present, is completely open.  
   
   
       19 . Locomotive according to  claim 5 , wherein the distance between at least two cross-members arranged between the lower chords is at least 3 m.  
   
   
       20 . Locomotive according to  claim 19 , wherein the distance between at least two cross members is at least 5 m.  
   
   
       21 . Locomotive according to  claim 1 , wherein the at least one drive unit projects below the lower chords.  
   
   
       22 . Locomotive according to  claim 1 , wherein at least two drive units are arranged in the middle section of the frame and wherein two of these drive units are arranged one above the other.  
   
   
       23 . Locomotive according to  claim 22 , wherein the lower drive unit projects below the lower chord and/or the upper drive unit projects over the upper chord.  
   
   
       24 . Locomotive according to  claim 1 , wherein each drive unit comprises at least one combustion engine and one generator.  
   
   
       25 . Locomotive according to  claim 24 , wherein at least one drive unit additionally comprises one or more auxiliary sets.  
   
   
       26 . Locomotive according to  claim 24 , wherein each drive unit comprises precisely one combustion engine with generator.  
   
   
       27 . Locomotive according to  claim 24 , wherein the combustion engine is a diesel engine.  
   
   
       28 . Locomotive with a frame which is arranged on wheel frames and has an upper chord and a lower chord and at least two preferably diesel-electric drive units, wherein two of these drive units are arranged one above the other.  
   
   
       29 . Locomotive according to  claim 28 , wherein the lower drive unit projects below the lower chord and/or the upper drive unit projects over the upper chord.  
   
   
       30 . Locomotive according to  claim 28 , wherein each drive unit comprises at least one combustion engine and one generator.  
   
   
       31 . Locomotive according to  claim 30 , wherein at least one drive unit additionally comprises one or more auxiliary sets.  
   
   
       32 . Locomotive according to  claim 30 , wherein each drive unit comprises precisely one combustion engine with generator.  
   
   
       33 . Locomotive according to  claim 30 , wherein the combustion engine is a diesel engine.  
   
   
       34 . Locomotive, in particular diesel-electric locomotive, with an machine room and a switch room, in which the control and power devices installed in switch boxes are arranged, in particular according to  claim 1 , wherein at least one switch box is arranged movable across the longitudinal axis of the locomotive in such a manner that the switch box can be pushed or pulled out from a side wall of the switch room.  
   
   
       35 . Locomotive with a cooling installation which has at least two cooling units arranged in the roof area, lying one behind the other in direction of travel and able to be acted upon by a coolant flow, in particular according to  claim 1 , comprising a device for controlling the distribution of the coolant flow to the cooling unit situated respectively at the front and back, in direction of travel.  
   
   
       36 . Locomotive with a cooling installation which has at least two cooling units, arranged in the roof area, which lie one behind the other in direction of travel and are acted upon by a coolant flow, and air guides which conduct the air stream to the cooling units, in particular according to  claim 1 , wherein the air guides are developed adjustable via adjusting devices.  
   
   
       37 . Method for operating a cooling installation of a locomotive having at least two cooling units arranged on the roof area, which lie one behind the other in direction of travel and are acted upon by a coolant flow, and air guides which conduct the air stream to the cooling units and/or fans provided in the case of the cooling units, wherein a device for controlling the distribution of the coolant flow and/or the air guides and/or the fans is or are adjusted differently depending on the state of movement, in particular the direction of travel, of the locomotive.  
   
   
       38 . Method according to  claim 37 , wherein, when the locomotive is moving, the device for controlling the distribution of the coolant flow is set so that the coolant flow to the front cooling unit—seen in direction of travel—is greater than that to the rear cooling unit.  
   
   
       39 . Method according to  claim 37 , wherein, when the locomotive is moving, the air guides and/or fans arranged in the cooling units are set so that the rear cooling unit—seen in direction of travel—is acted upon by an increased air flow.  
   
   
       40 . Locomotive according to  claim 12 , wherein the wall is bounded by the stays connecting the upper chord to the lower chord and/or cross-members arranged between the upper chords and/or the lower chords.  
   
   
       41 . Locomotive, in particular diesel-electric locomotive, with an machine room and a switch room, in which the control and power devices installed in switch boxes are arranged, in particular according to  claim 28  wherein at least one switch box is arranged movable across the longitudinal axis of the locomotive in such a manner that the switch box can be pushed or pulled out from a side wall of the switch room.  
   
   
       42 . Locomotive with a cooling installation which has at least two cooling units arranged in the roof area, lying one behind the other in direction of travel and able to be acted upon by a coolant flow, in particular according to  claim 28 , comprising a device for controlling the distribution of the coolant flow to the cooling unit situated respectively at the front and back, in direction of travel.  
   
   
       43 . Locomotive with a cooling installation which has at least two cooling units arranged in the roof area, lying one behind the other in direction of travel and able to be acted upon by a coolant flow, in particular according to  claim 34 , comprising a device for controlling the distribution of the coolant flow to the cooling unit situated respectively at the front and back, in direction of travel.  
   
   
       44 . Locomotive with a cooling installation which has at least two cooling units, arranged in the roof area, which lie one behind the other in direction of travel and are acted upon by a coolant flow, and air guides which conduct the air stream to the cooling units, in particular according to  claim 28 , wherein the air guides are developed adjustable via adjusting devices.  
   
   
       45 . Locomotive with a cooling installation which has at least two cooling units, arranged in the roof area, which lie one behind the other in direction of travel and are acted upon by a coolant flow, and air guides which conduct the air stream to the cooling units, in particular according to  claim 34 , wherein the air guides are developed adjustable via adjusting devices.