7results about "IC reciprocating piston engine transmission" patented technology

Transmission (210) for a vehicle (1201) with a drive shaft (221) and an output shaft (222), with an automatic transmission (213) composed of a plurality of planetary gear sets for switchable adjustment of a plurality of speed ratios between a speed of the drive shaft (221) and a speed of the output shaft (222), and with a reversing unit (215) connected in series in a drive connection between the drive shaft (221) and the output shaft (222) to the automatic transmission (213) for switchable adjustment of a reversal of the direction of rotation acting on the plurality of speed ratios between a direction of rotation of the drive shaft (221) and a direction of rotation of the output shaft (222), characterized in that the transmission (210) has a transmission housing (225; 441, 443, 545) in which the automatic transmission (213) and the reversing unit (215) are jointly arranged are that the gearbox housing (225;441, 443, 545) a housing wall (441, 545) extending continuously in the direction of extension of the drive shaft (221) and the output shaft (222) and enclosing the automatic transmission (213) and the reversing unit (215), and a housing cover (443) closing the housing wall (441, 545) on the side of the output shaft (222), wherein the output shaft (222) extends through an opening in the housing cover (443).

The application discloses a hydraulic traveling transmission system and a multi-shaft synchronous control device and method thereof. The system comprises an engine, a transfer case and two or more independent hydraulic traveling drive branches. The hydraulic traveling drive branch comprises a traveling pump, a gear box, a transmission shaft, one or two reverse parallel traveling motors and a first proportional valve connected with the traveling pump and a second proportional valve connected with the traveling motor. The engine is mechanically connected with the transfer case, and power is transmitted to the traveling pump through the transfer case. Two or more traveling pumps drive corresponding traveling motors of the respective branches. The traveling motor is disconnected from and combined with the transmission shaft through the gear box. The displacement of the traveling motor is controlled through the second proportional valve, and the displacement of the traveling pump is controlled through the first proportional valve to adjust the flow of the traveling pump, so as to change the rotating speed of the traveling motor and realize the control of the torque and rotating speed of the transmission shaft. The application can solve the technical problem that the starting, driving force and speed of the transmission shafts are inconsistent in the existing traveling transmission mode.

The application discloses a multi-pump driving hydraulic running transmission system and a multi-shaft synchronous control device and method thereof. Two or more hydraulic transmission circuits of the system are arranged in different car sections or different trains. The hydraulic transmission circuit comprises an engine, a transfer case, a gear box, a transmission shaft, two or more hydraulic pumps and two or more motors. The engine is connected with the transfer case, and power is transmitted to the hydraulic pump through the transfer case. Two or more hydraulic pumps drive two or more parallel motors to work in parallel. The motor is disconnected from and combined with the transmission shaft through the gear box. The system further comprises a first proportional valve connected with the hydraulic pump and a second proportional valve connected with the motor. The displacement of the motor is controlled through the second proportional valve, and the displacement of the hydraulic pump is controlled through the first proportional valve, so as to change the rotating speed of the motor and realize the control of the torque and rotating speed of the transmission shaft. The application can solve the technical problem of synchronous running control of the power car in the section or the power car and another power car.

A track-mounted railway construction machine (1, 40) is described, comprising a machine frame (23) movable on rail bogies (8) with electric travel drives (27), a current collector system (38, 37, 42, 36, 35) for collecting power from an overhead line network (39), and optionally a direct current intermediate circuit (48). In order to create advantageous design and operating conditions, it is proposed that an electric machine (30) be provided which can be operated both as an electric motor and as an electric generator, which on the one hand is drive-connected to an internal combustion engine (10) via a first clutch (K1) and on the other hand is drive-connected to at least one hydraulic pump (20) for operating hydraulically driven work units (2, 4, 41) via a second clutch (K2).

The application provides a comprehensive detection vehicle, comprising a vehicle frame and a vehicle body arranged on the vehicle frame; three sets of power systems arranged in the vehicle body, which are respectively a catenary power system, a battery power system and a diesel generator set power system; the three sets of power systems are switched through a control system of the whole vehicle; wherein, the catenary power system is preferentially adopted; the battery power system can be adopted when there is no catenary or the catenary is faulty; the diesel generator set power system can be adopted when the battery power is insufficient. The application solves the problem that the power of the traditional comprehensive detection vehicle cannot meet the actual use.

The application discloses a kind of multi-pump parallel hydraulic running transmission system and its multi-axis synchronous control device and method, system includes: engine, transfer case, gear box, transmission shaft, two or more above running pump and two or more above motor. Engine is running power source, with transfer case mechanical connection, power is transmitted to running pump connected with transfer case by transfer case. Two or more above running pump parallel drive two or more parallel motor work, motor is realized with transmission shaft by gear box and is combined with the separation. System also includes first proportional valve connected with running pump, and second proportional valve connected with motor. The displacement of motor is controlled by second proportional valve, and the flow of running pump is adjusted by controlling the displacement of running pump by first proportional valve, so as to change the rotating speed of motor, realize the control of transmission shaft torque and rotating speed. The application can solve the technical problems of inconsistent starting, driving force and speed between transmission shafts in the existing running transmission mode.

The invention relates to a wheel set transmission device for a rail vehicle. The wheel set transmission (1) has a conical pinion (3) which is rigidly arranged on the pinion shaft (2) and a conical ring gear (5) which is rigidly arranged on the wheel set shaft (4) and which meshes with each other. Driving power can be transmitted from the pinion shaft (2) to the wheel set shaft (4) via the conical pinion (3) and the conical ring gear (5). The wheel set transmission (1) further comprises an input shaft (6) arranged coaxially with the pinion shaft (2). A clutch (7) is arranged between the input shaft (6) and the pinion shaft (2).