The connecting node of the engine and powertrain of a vehicle
(57) Abstract:The invention relates to transport machinery and can be used for the production of tractors in terms of repair factories and workshops. The inventive connecting node contains a transition shaft 7 fixed to the flywheel 10 of the engine, and the plate 11 mounted on the casing 14 of the flywheel. To the flange of the adapter shaft 7 is mounted a supporting disk 17 of the clutch. The drive is mounted basket 18 clutch with pressure disk 19. The clutch is closed by a cover 23 which is fixed to the gearbox housing. 1 C.p. f-crystals, 2 Il. The invention relates to transport machinery and can be used for the production of tractors in terms of repair factories and workshops.Known vehicle, in particular a tractor, containing the engine, which is connected through a clutch mechanism, the transmission and transfer case with transaxles.A disadvantage of the known devices is that the engine associated with the transmission through a specially designed for him by the clutch and gearbox. It is not possible to use the engine with the transmission of other structures, which as a major engine by increasing opportunities to connect with the transmissions of several designs and sizes.For this transmission is equipped with the transitional shaft, which is attached on one side to the crankshaft and the flywheel of the engine by means of bolts and dowel pins, and on the other side to it is attached a bearing clutch disc and plate that is attached to the motor housing, and provided with holes for fastening of the clutch cover used transmission.A specific example can serve as a connecting node of the transmission wheeled combat vehicle (BTR-PB) and diesel engine D-65, mounted on a wheeled tractor.In Fig. 1 shows a tractor, a General view of Fig. 2 - connecting node.The tractor includes an engine 1, which via connecting node 2, the clutch, the gearbox 3 and the transfer case 4 is connected with the driving wheels 5 through the axles 6 and final drives.Connecting node consists of the transition shaft 7, which by means of bolts 8 and pins 9 secured to the flywheel 10 of the engine, and the plate 11. Plate by means of bolts 12 and dowel pins 13 attached to the housing 14 of the engine. To the flange of the adapter shaft 7 is fixed by bolts 15, and the positioning posts. The drive is mounted basket 18 clutch with pressure disk 19. In power the pressure and the reference clutch placed intermediate friction disk 22. The clutch is closed by a cover 23 which is fixed on the plate 11 by bolts 24 and mounting pins 25. The casing 23 is attached to the housing 3 of the transmission.The device operates as follows.Torque from the engine 1 through the transition shaft 7 is transmitted to the supporting disk clutch and through the friction plate when the clutch on the input shaft of the transmission. From the output shaft of the gearbox is transmitted to the transfer case 4, which is distributed between front and rear transaxles 6.The transition shaft 7 allows you to connect with the crankshaft of the engine clutch used transmission together with the support plate 17 and the plate to attach the clutch cover, to which is attached gearbox.Thus, the transitional design of the site allows you to connect the engine and any of the transmissions series-produced vehicles (BTR-PB, GAZ-52, GAZ-53, GAZ-66, ZIL-130, ZIL-131, BTR-70, BRDM, etc). While the details of the connector is designed with the possibility of making them universal equipment, which is confirmed by the experience of producing such a connecting node for wheeled tractors containing diesel engine D-the th disk made of the flywheel, to which is mounted the clutch used transmission. For this purpose, the flywheel is to reduce the moment of inertia cut off part of the material that is most remote from the axis of rotation. 1. The CONNECTING NODE of the ENGINE AND POWERTRAIN of a VEHICLE containing the adhesion to the support plate, which is fixed to the clutch with pressure disc and the intermediate disc placed on the splined shaft of the gearbox, the output shaft of which is connected with the transfer case, clutch cover, which is fixed to the gearbox housing, the front and rear axles, kinematically connected with the output shafts of the transfer case, characterized in that, in order to increase the versatility of the engine by increasing opportunities to connect with the transmissions of different designs and sizes, it is equipped with the transitional shaft, one flange of which is connected to the crankshaft of the engine and the other with a support disc clutch, and a plate attached to the motor housing, and the clutch cover fixed to the said plate by means of screws and dowel pins.2. Site under item 1, characterized in that one of the flanges of the transition shaft includes a bore for ye pins and an outer cylindrical surface for centering with the crankshaft and flywheel of the engine.
FIELD: transport engineering.
SUBSTANCE: proposed driving axle has shaft and two overrunning mechanisms. The latter are made of outer housing accommodating ratchet teeth, inner housing on outer surface of which ratchet teeth are made and intermediate housing rigidly secured on shaft on outer and inner surfaces of which opposite pawls are fitted in umber less by one or greater by one than number of corresponding teeth of outer and inner housings. Intermediate housing consists of two rigidly interconnected parts relatively turned relative to common axle through half of pawl arrangement pitch.
EFFECT: increased service life of driving axle.
FIELD: automotive industry.
SUBSTANCE: proposed cone clutch has driving and driven cones. Driving cone is fitted on intermediate shaft one end of which is connected by sliding splined joint with output shaft of engine with possibility of axial travel. Driven cone is connected with drive shaft of gearbox.
EFFECT: improved reliability of car clutch.
SUBSTANCE: invention relates to transmissions. The transmission with friction engagement incorporates an input part, an output part dropping out of engagement with the input part and one throw-out device. One unloaded output part is out of engagement with the input part and, by means of the said throw-out device, is moved into a friction engagement with the input device. The aforesaid throw-out device is made up of a drive cylinder and a driven cylinder communicating via a hydraulic line. The said hydraulic line accommodates a pressure release device designed to dissipate pressure between the aforesaid cylinders.
EFFECT: higher reliability and simpler design.
21 cl, 4 dwg
SUBSTANCE: clutch control drive comprises a pedal linked up, by a rigid-braid cable, with the pneumatic control valve servo valve movable stem. The pneumatic control valve second end is yoke-jointed to the clutch disengagement lever arranged on the overrunning coupling inner race fitted free on the pin fitted aligned with the shaft and rigidly-thread-jointed thereon. The overrunning coupling is made up of an inner and outer races, rollers and pin. The overrunning coupling outer race is fitted on the shaft to be in contact with the inner surface via rollers. Note that the said outer surface accommodates a power lever. The gearbox accommodates pneumatic cylinder comprising a piston and con rod. A spring is arranged inside the said pneumatic cylinder between the piston and cylinder housing.
EFFECT: 3D-cabin vibration, ruling out pedal free travel.
FIELD: machine building.
SUBSTANCE: invention is related to the field of machine building, in particular to double-flow friction clutches of disc type. Double-flow friction clutch comprises body, pressure plate and two slave discs, and also mechanism for connection of clutch, which is functionally combined by pressure mechanism with two disc springs and carriers that are rigidly connected to pressure plate. Clutch body is arranged in the form of shell, inside of which there are three lugs installed at the angle of 120° relative to each other. There are two cylinders with pistons arranged in every lug. In every cylinder there is trapezoidal groove for sealing ring, which also performs function of piston return. On external surface of body there is crown that is engaged with according internal crown arranged on flywheel body. Outside, on body of friction clutch there is sealing device arranged in the form of shell, on internal side of which there are four collars with three stop rings that form together with clutch body two cavities, to which working fluid is supplied through hoses. Inside body, opposite to pistons, there are master blocks installed, a pair for every piston. There are slave discs installed between master blocks.
EFFECT: increased efficiency of power plant due to reduction of losses in process of switching without interruption of power flow.
2 cl, 1 dwg
SUBSTANCE: invention relates to machine building, namely, to automatic clutches. Automatic clutch comprises casing coupled with flywheel and incorporating hydraulic cylinders, shoes with friction linings, two drive disks fitted on inner and outer primary shafts. Clutch casing with axial bore and three openings on lateral surface is attached to fly wheel working surface. Thrust ring is attached to casing inner surface. Driven disk made up of splined hub is fitted on gearbox primary shaft splines between working surfaces of flywheel and thrust ring. Disk whereto auxiliary disk and support disk are attached is arranged on hub front surface. Toroidal cavity chambers whereto support rings are attached are secured on periphery on its both sides. Working body is forced into toroidal camber cavities via control valve in response to control signal from microcontroller. Every support ring accommodates shoes that make elements for transmitting torque from flywheel and thrust ring to driven disk. Support ring surface has threaded bore to communicate toroidal chamber cavities with T-joint screwed therein. Valve is screwed onto one threaded bore of said T-joint while flexible high-pressure hose is screwed and another one.
EFFECT: simplified design.
4 cl, 1 dwg
SUBSTANCE: invention relates to transmission for transport facility. Proposed vehicle comprises transmission assembly to couple propeller shaft with front or rear wheels. Transmission assembly comprises main housing, torque limiter with friction coupling and coupling assembly for braking on wet road. Torque limiter and both couplings are arranged inside main housing and aligned with propeller shaft. Besides, invention covers transmission assembly that combines torque limiter and brakes.
EFFECT: higher reliability.
20 cl, 12 dwg
SUBSTANCE: invention relates to the field of electrical engineering and transport machine building and may be used in development of mechanisms, in which it is necessary to change torque and rotations of an output shaft of an electric motor. According to this invention, in an electric motor a differential gear is used as a converter of transmission ratio, and the gear comprises one input and two outputs, the input of which is connected to a rotor of the electric motor, one of outputs, to which a high torque is sent, is connected with an output shaft, and the second output is connected with the second rotor, which is inductively connected with the rotor of the electric motor, and in case of their mutual rotation, it generates electric energy, and force arising at the same time, by changing which, through variation of inductive connection between rotors, the speed up rate may be controlled, as well as output shaft rotation speed, partially blocking the gear, aims to reduce mutual relative opposite rotation of the electric motor rotor and the second rotor. The second rotor is also connected with a speed-up coupling, which is connected with the body by a response part, and preventing rotation of the second rotor to the side opposite to direction of the electric motor rotor rotation.
EFFECT: multiple increase of electric motor torque in case of speeding.
SUBSTANCE: invention relates to transmission of vehicle with independent mechanical drive and hydraulic drive. Vehicle drive comprises engine (1), mechanical main transmission line (2) and hydraulic extra line (3). Transmission extra hydraulic line (3) is provided with hydraulic circuit (11) with controlled hydrostatic pump (7) and hydromotors (9, 10) in wheels not driven by transmission main mechanical line. Pump (7) is arranged at engine (1) extra power takeoff shaft (8) and engaged therewith by uncoupling linkage (17).
EFFECT: higher efficiency of transmission.
10 cl, 3 dwg
FIELD: machine building.
SUBSTANCE: invention relates to machine building, and more specifically to transmission gearbox of vehicles with combined power plant. Vehicle with combined power plant transmission gearbox connective and transforming device comprises input shaft (1), differential (2) based on three link planetary gear, clutch (3), reduction gear (5), output shaft (7). Clutch (3) is constantly closed type clutch with electromagnetic drive (4). Planetary-type reduction gear (5) is equipped with speed synchronizer (6). Output shaft (7) is connected with reduction gear (5) planetary gear driven link. Differential (2) drive (9) is rigidly connected with input shaft (1). Sun gear (10), forming torque small flow, is connected to friction clutch (3) inner cage (11), and crown gear (12), forming torque larger flow is with friction clutch (3) outer cage (13), combining torque flows. Speed synchronizer (6) movable gear coupling (18) is in contact with shifting mechanism yoke (19), which is controlled with drive (8). Geared element (21) is fixed.
EFFECT: enabling expansion of functional capabilities.
6 cl, 2 dwg