1599results about "Fluid actuated clutches" patented technology

To provide an information processing device that can extract extraction data that captures features of original data as a whole and calculate an index value in a short period of time.SOLUTION: A processing device of an information processing device executes search processing that includes: a first step (S120) of calculating a relative frequency distribution of original data; a second step (S125) of setting a plurality of time windows for cutting out data of the original data for a partial period; a third step (S130) of cutting out data from the original data; a fourth step (S140) of calculating a relative frequency distribution in the extracted data; and a fifth step (S145) of calculating an error between the relative frequency distribution in the original data and the relative frequency distribution in the extracted data. The search processing repetitively executes attempts of the second step to the fifth step while changing settings of the plurality of time windows. An index value of damage to a clutch for detaching an engine is calculated (S160) by using extracted data in which the error is equal to or less than a threshold value.SELECTED DRAWING: Figure 3

The invention relates to a hydraulic transmission unit for an actuator, which hydraulic transmission unit can be filled with a hydraulic fluid and has a first and a second chamber which are hydraulically interconnected and of which one is designed as a drive chamber and the other one is designed as an output chamber. At least in the first chamber, a piston is arranged movably along a piston axis, such that this piston subdivides the first chamber into a variable-volume working chamber and a rear-side chamber, the rear-side chamber being delimited at least partially by a bellows element having a variable axial length. The invention further relates to an actuator having such a hydraulic transmission unit.

The invention relates to the technical field of clutch structures, and discloses a wet clutch structure which mainly comprises a piston, a clutch outer drum, a clutch inner drum and a movable part. The clutch outer drum and the driving piece are connected and jointly form a cavity, the piston is movably arranged in the cavity, and the cavity is divided into a first oil cavity and a second oil cavity through the sealing piece. The driving piece is provided with a first oil way, a second oil way and a containing cavity for containing the movable part, and the first oil way and the second oil way communicate with the two oil cavities correspondingly. The movable part can block at least one opening in the first oil way or the second oil way under hydraulic drive, and the pressure of hydraulic oil relative to the piston is adjusted, so that connection of an inner drum and an outer drum of the clutch is controlled, and transmission of power from a driving piece to a driven piece is achieved. According to the structure, the flowing direction of hydraulic oil and the pressure on the piston are adjusted through the movable part, the response speed and operation precision of the clutch are improved, and the clutch is suitable for various application scenes needing efficient power transmission.

The invention provides a transmission device and an actuating system. The transmission device comprises two transmission components and a coupling component arranged between the two transmission components. One of the two transmission components is in transmission connection with the force generating mechanism and is used for receiving the torque output by the force generating mechanism; and the other one is in transmission connection with the force output torsion bar and is used for outputting torque to the force output torsion bar. The coupling component is arranged between the two transmission components and used for achieving force transmission between the two transmission components. The active suspension can be applied to intelligent vehicles or electric vehicles, and the frequency response performance of the active suspension can be improved.

The invention discloses a ship shaft generator and an operation method thereof, the ship shaft generator comprises a generator and an execution device, a ship main shaft is provided with a driving belt wheel, the generator is provided with a driven belt wheel, and the driven belt wheel and the driving belt wheel are connected through a transmission belt; the driving belt wheel comprises a shaft sleeve, a middle wheel ring and an outer wheel ring, the shaft sleeve is fixedly connected to a ship main shaft, and a rotary buffering mechanism is arranged between the middle wheel ring and the outer wheel ring; a plurality of locking pieces are arranged on the middle wheel ring in a sliding mode and can move in the radial direction of the middle wheel ring. The actuating mechanism controls the locking piece to move between the locking position and the unlocking position; when the locking piece is located at the locking position, the shaft sleeve and the middle wheel ring are connected. The connecting state of the shaft sleeve and the middle wheel ring is controlled through the locking piece, when maintenance is needed, the executing device switches the locking piece to the unlocking position, the generator can be directly maintained at the moment, ship navigation is not affected, and navigation pause caused by maintenance is avoided.

A device includes an inner cylinder and an outer cylinder. The inner cylinder has a radial face including a first set of curved structures. The outer cylinder has an axial face including a second set of curved structures. A coupling is formed in response to a section of the outer cylinder disposed to surround a portion of the inner cylinder and the first set of curved structures of the inner cylinder disposed to interlock with the second set of curved structures of the outer cylinder.

The power output assembly of the agricultural engine comprises a diesel engine, a hydraulic valve mechanism is connected to the end of a rotating shaft of the diesel engine, an oil inlet mechanism is connected to one side of the hydraulic valve mechanism, a first hydraulic cavity is formed in the side, close to a clutch mechanism, of the hydraulic valve mechanism, and a second hydraulic cavity is formed in the hydraulic valve mechanism; a piston mechanism is arranged in the first hydraulic cavity, and the oil inlet mechanism enables external hydraulic oil to flow into the first hydraulic cavity through an oil way in the hydraulic valve mechanism so as to push the piston mechanism to be combined with the clutch mechanism. A plurality of oil pressure adjusting assemblies used for releasing pressure of hydraulic oil in the first hydraulic cavity and enabling the hydraulic oil to flow into the second hydraulic cavity are further arranged in the hydraulic valve mechanism. The hydraulic valve mechanism enables hydraulic oil to flow into the first hydraulic cavity to push the piston body, so that connection and separation with the clutch are controlled, and the whole oil inlet process is reliable and controllable.

A spring retainer and a stabilizer for securing a solenoid in a transmission fluid valve body, the valve body having a pair of bores therein collinear with one another and collinear with a movable valve stem, and a slot in the valve body between the bores. The retainer has an inverted U-shaped body having front and rear walls each having a top and a pair of depending legs defining free ends. The front and rear walls are connected at their free ends at a bend. The stabilizer has an inverted U-shaped body corresponding to the spring retainer body and is positioned in the spring retainer between the front and rear walls. A method for stabilizing a solenoid in a valve body is also disclosed.

Provided is a power transmission apparatus for a hybrid vehicle, the power transmission apparatus including a connecting shaft having an edge portion connected to a mass by a connecting plate, the connecting shaft being coupled to an outer side of a first rotor shaft connected to a first rotor of a first motor, and a drive plate positioned adjacent to a crankshaft while facing the connecting shaft, the drive plate being configured to connect the mass and the crankshaft.

Disclosed herein is a front mounted-type reservoir assembly installed on a front surface of a hydraulic block of an integrated dynamic brake system including a main reservoir tank that is provided with a main reservoir chamber that stores brake oil therein, and a plurality of oil ports, through which the brake oil flows in and out, on a front surface of the main reservoir tank, wherein at least one partition wall is provided in the main reservoir tank to partition the main reservoir chamber into a plurality of regions, and at least one separation wall is provided in at least one of the plurality of partitioned reservoir chambers to increase flow resistance of the brake oil.

The invention discloses a double-clutch hydraulic reversing system and a control method, and belongs to the technical field of paddy field power mechanical gearboxes. Comprising a double-clutch hydraulic reverser, a reversing valve, an oil supplementing pump and a belt pulley, the oil supplementing pump, the reversing valve and the double-clutch hydraulic reverser form oil way circulation, and the oil supplementing pump sucks hydraulic oil stored in the double-clutch hydraulic reverser and supplies oil to the double-clutch hydraulic reverser through the reversing valve; the belt pulley is connected with an input shaft of the double-clutch hydraulic commutator; the double-clutch hydraulic reverser comprises a double-clutch area A and a double-clutch area B. The reversing valve supplies oil to corresponding oil inlets of the double-clutch hydraulic reverser through reversing signals so as to control combination of the double-clutch area A or the double-clutch area B of the double-clutch hydraulic reverser and drive an output shaft of the double-clutch hydraulic reverser to rotate forwards or backwards. The whole structure is simple, double-clutch reversing is convenient, the transmission efficiency reaches up to 92%-93%, and the working efficiency is remarkably improved; lubricating and heat dissipation are carried out through oil liquid, and durability is far higher than that of an electromagnetic clutch.

A clutch for selectively coupling a motor and a motor vehicle drive train includes a housing having two pressure chambers, a shift sleeve, an actuating cap arranged for moving the shift sleeve, a piston, an idler gear and a mechanical engaging element. The piston is arranged in the housing between the two pressure chambers in a pressure-dependent, axially movable manner and is connected to the actuating cap. The mechanical engaging element is arranged between an axially movable component and an axially fixed component to engage the shift sleeve in two different axial positions. The axially movable component may be the shift sleeve or the piston, and the axially fixed component may be the housing or the idler gear.

The clutch master cylinder comprises a pump body, an oil inlet pipe is arranged on the surface of the pump body, a piston assembly is arranged at one end of the pump body in a limited sliding mode, an oil outlet is formed in the other end of the pump body, an auxiliary reset assembly is arranged on the surface, close to the oil inlet pipe, of the pump body, and the auxiliary reset assembly comprises a cavity which is connected with the pump body and internally forms a cavity. A sliding rod is arranged in the cavity in a limited sliding mode, one end of the sliding rod is provided with a pressing cylinder extending out of the cavity, the pressing cylinder is arranged in a pipeline in a limited sliding mode, the other end of the pipeline is arranged in a spring cylinder, the spring cylinder is arranged in an inner cover plate of the oil outlet, a reset push rod is arranged in the spring cylinder in a limited sliding mode, and one end of the reset push rod is connected with a first reset spring. The other end of the reset spring I is extruded at the end part of the inner wall of the spring barrel; according to the oil pump, the auxiliary reset assembly is arranged to assist in pushing the piston to move and reset, and then the pressure of oil pressure on the pump body and the oil outlet is reduced.

The utility model discloses a clutch booster with a hydraulic damping valve, which comprises a clutch booster assembly, the clutch booster assembly comprises a hydraulic cylinder, and the hydraulic cylinder is connected with the hydraulic damping valve which is used for damping hydraulic pressure sudden change or pressure wave crest in the hydraulic cylinder. The hydraulic cylinder is connected with the hydraulic damping valve, hydraulic oil pressure generated in sudden change or pressure wave crests, especially instantly generated by the sudden change or pressure wave crests, is transmitted to the hydraulic damping valve, sudden change pressure change in the hydraulic cavity is balanced through the hydraulic damping valve, and pressure generated after sudden change or wave crests is reduced and directly transmitted to the clutch. The hydraulic pressure in the hydraulic cylinder is stably output, the influence of sudden pressure change (especially increase) and overlarge pressure wave crest generated in the hydraulic cavity on product control hydraulic stability is avoided, and then the influence of unstable product output pressure is avoided.

A power transmission device includes a transmission mechanism including a planetary gear set, a first engagement element, and a second engagement element. The first engagement element is a band brake configured to be engaged when the transmission mechanism is in a low gear speed. The second engagement element is a multi-plate friction clutch configured to be engaged when the transmission mechanism is in a high gear speed. The multi-plate friction clutch includes a driven plate and a drive plate. The band brake overlaps with the driven plate and the drive plate of the multi-plate friction clutch in a radial direction.

The invention discloses a power-interruption-free multiplexing actuator two-gear change wheel-side dual-motor independent driving system which comprises a first driving motor, a first primary speed reducer, a first duplex planetary compound gear train, a first intermediate shaft, a first secondary speed reducer, a first output shaft, a first controllable one-way clutch and a first hydraulic multi-plate friction clutch. And the second driving motor, the second first-stage speed reducer, the second duplex planetary compound gear train, the second intermediate shaft, the second second-stage speed reducer, the second output shaft, the second controllable one-way clutch and the second hydraulic multi-plate type friction clutch. The driving systems are arranged in a centralized mode and independently drive wheels on one side, and the same gear shifting control mechanism is reused on the two sides. By controlling the controllable one-way clutch and the multi-piece type friction clutch, seven driving modes including first-gear driving, second-gear driving, neutral gear, first-gear regenerative braking, second-gear regenerative braking, reverse running and parking braking can be achieved, and switching of the driving modes on the two sides can be completed at the same time without power interruption.

The invention provides a hydraulic control system and control method of a hybrid transmission, and relates to the technical field of hybrid transmissions, comprising: an oil supply subsystem comprising a first electric pump and a second electric pump; the clutch control subsystem is connected with the first electric pump; the cooling and lubricating subsystem is used for clutch cooling control, motor cooling control and shaft tooth string cooling control; the oil supplementing subsystem is connected with the second electric pump, the clutch control subsystem and the cooling and lubricating subsystem and used for controlling the second electric pump to supply oil to the cooling and lubricating subsystem in the first working state; and in the second working state, the first electric pump and the second electric pump are controlled to supply oil to the clutch control subsystem at the same time, so that the clutch combination time is shortened. Under special working conditions, especially when quick response is needed in a low-temperature environment, a system can quickly adjust the working state of the clutch, the combination time of the clutch is shortened, and the response speed of the system is increased.

The invention discloses a wet clutch of a hydraulic mechanical transmission for a vehicle and the vehicle, and belongs to the technical field of vehicle clutches, the wet clutch comprises a turbine shaft, the left end of the turbine shaft can be connected to a hydraulic torque converter, the right end of the turbine shaft is provided with a transmission part, the transmission part can be connected to a mechanical gearbox, and the transmission part comprises a clutch outer hub; the clutch outer hub is connected to the turbine shaft in a sleeving mode, and a piston, a friction plate, a dual plate and an output gear are sequentially arranged on the clutch outer hub in the transmission direction. The piston can be controlled by oil pressure to move rightwards so as to press the dual plate and the friction plate; the piston is further provided with a spring set, and the spring set is used for resetting the piston. The wet clutch is provided with a lubricating system and an oil pressure system, and the oil pressure system is provided with a proportional electromagnetic valve. A dry clutch can be replaced at the same position, the axial size is smaller than that of the dry clutch, the chassis space is saved, the torque requirement within a certain range is met, the cost is reduced, gear shifting is more stable and smooth, and the driving experience is improved.

The invention relates to a clutch actuating mechanism, and provides a clutch actuating mechanism with sealing and dustproof functions in order to solve the technical problem that an existing clutch sealing structure is poor in isolation effect, the clutch actuating mechanism comprises an outer side sealing assembly arranged between a piston and a shell, and an inner side sealing assembly arranged between the piston and a release bearing and between the piston and a pipeline sleeve; the outer side sealing assembly comprises an outer dust cover, a felt and an outer sealing ring; the outer dust cover is clamped with a mounting groove in the piston through a boss; the felt is installed on the inner side of the outer dust cover and makes contact with the outer surface of the shell. The piston is sealed with the inner surface of the shell through the outer sealing ring; the inner side sealing assembly comprises an inner dust cover, an O-shaped ring and an inner sealing ring, the rear end of the inner dust cover is connected with the pipeline sleeve, the front end of the inner dust cover is provided with an annular groove protrusion and a plurality of sealing protrusions, the annular groove protrusion is matched with an annular groove in the piston, and the sealing protrusions are installed in the sealing grooves in the piston in a matched mode. And an O-shaped ring and an inner sealing ring are arranged on the connecting surface of the piston and the pipeline sleeve.

An axle assembly having a clutch collar. The axle assembly includes a shaft, a piston, a bearing assembly, and the clutch collar. The piston encircles the clutch collar. The bearing assembly extends from the piston to the clutch collar and facilitates rotation of the clutch collar with respect to the piston.

The invention provides a hydraulic system and a control method thereof, and relates to the field of hybrid power transmissions.The hydraulic system comprises an oil supply subsystem used for outputting hydraulic oil; the clutch control subsystem is connected with the oil supply subsystem and used for clutch combination control; the cooling subsystem is connected with the oil supply subsystem and is used for performing clutch cooling control and driving motor cooling control; the one-way oil way is connected with the clutch control subsystem and the cooling subsystem and used for transmitting hydraulic oil of the clutch control subsystem to the cooling subsystem when the clutch is not combined. On the premise that a basic transmission hydraulic system is not changed, the clutch control function, the clutch cooling function and the driving motor cooling function are achieved, cost is low, and the generalization degree is high.

The invention relates to a reset mechanism and a reset method, in particular to a reset mechanism and a reset method for a torque overload protection device. The problem that in the prior art, when a torque overload protection device is reset, the working condition is complex, and risks exist on the safety of operators and the reset timeliness is solved. The device comprises a fixed flange, a sliding sleeve and a reset flange which are coaxially arranged. The sliding sleeve and the reset flange are both arranged on the fixed flange in a sleeving mode, the reset flange is fixedly connected with the ball head thrust rod, and an air chamber exists between the sliding sleeve and the fixed flange. The fixed flange is fixedly connected to the base, and a plurality of sets of guide mechanisms are installed on the end face of the fixed flange. The device is simple in structure and easy to operate, workers do not need to go to an equipment site for operation, the safety risk of the operators is reduced, meanwhile, the timeliness of power recovery of the mechanical transmission system is improved, and time is saved for power transmission recovery of transmission shaft systems in industrial production and various special industries. The invention belongs to the technical field of overload protection couplings.

The invention provides a method and a device for determining a joint point of a hydraulic clutch, a vehicle, equipment and a medium, and relates to the technical field of clutch control. The preset change trend is used for representing a corresponding pressure value change trend when the pressure value is transited from a relatively stable rising rate state to a continuously increasing rising rate state in the oil filling process, so that an inflection point for converting the pressure value from stable rising to rapid pressurization in the whole oil filling and pressure building process is determined; the inflection point can be regarded as a point where pressure in a hydraulic loop tends to rise rapidly under the influence of resistance of the driving end of the hydraulic clutch when the hydraulic clutch is combined, and a pressure value corresponding to the point can be regarded as a pressure value of a clutch combination point. Through the mode, high-voltage equipment such as a motor / an engine does not need to be started, operation can be carried out in a low-voltage state, influence factors are reduced, and the stability and accuracy of self-learning are guaranteed.

The invention provides a wet clutch system with a mechanical locking function. The wet clutch system comprises a hydraulic oil way, an oil way switching mechanism and an intermediate shaft. An input hub, an output hub and a large piston are sequentially arranged on the intermediate shaft, and the input hub is used for being connected with a differential shell to transmit torque; the output hub is sleeved with a clutch, the large piston is used for pushing a friction plate of the clutch to be pressed tightly, and then the torque of the input hub is transmitted to the output hub and the intermediate shaft. The input hub is sleeved with a mechanical locking mechanism and a small piston, the small piston is used for pushing the mechanical locking mechanism to be mechanically locked with the output hub, and then the torque of the input hub is transmitted to the output hub and the intermediate shaft; the oil way switching mechanism is used for switching a hydraulic oil way into the large piston or the small piston. The large torque of the differential shell can be transmitted to the output hub and the intermediate shaft through the mechanical locking mechanism, the strong cross-country requirement of customers can be met, and the clutch is protected.

The invention provides an elevator with a single-cylinder and double-cylinder switching mode and a using method of the elevator. The elevator comprises a first single-cylinder elevator, a second single-cylinder elevator and a rope adjusting clutch connected between the first single-cylinder elevator and the second single-cylinder elevator. The rope adjusting clutch comprises a bearing seat, a shaft seat inner gear ring and two fixed hubs, the shaft seat inner gear ring is rotationally connected with an inner ring of the bearing seat, the two fixed hubs are connected to a main shaft of the first single-drum elevator and a main shaft of the second single-drum elevator respectively, each fixed hub is connected with a rope adjusting outer gear ring capable of sliding in the axial direction of the fixed hub, and the rope adjusting outer gear rings are connected with the bearing seat. The rope adjusting outer gear ring is connected with a shifting ring, and the shifting ring is connected with a telescopic mechanism fixed to the single-barrel elevator. When the telescopic mechanism stretches out and draws back, the shifting ring drives the rope adjusting outer gear ring to be meshed with or separated from the shaft seat inner gear ring. And switching between two modes of independent operation of the two single cylinders and synchronous operation of the two cylinders can be realized.

The present invention relates to a hydraulic device, a hydraulic control system, a vehicle and a control method. The hydraulic device comprises a cooling and lubricating oil circuit and a pressure control oil circuit, wherein the cooling and lubricating oil circuit comprises a first oil tank, a first oil pump and a first oil circuit, the first oil tank being configured to supply oil to the first oil pump, and the first oil pump being configured to provide hydraulic oil for the first oil circuit, so as to cool and lubricate an electromechanical coupling transmission by means of the first oil circuit; the pressure control oil circuit comprises a second oil tank, a second oil pump and a second oil circuit, the second oil tank being configured to supply oil to the second oil pump, and the second oil pump being configured to provide hydraulic oil for the second oil circuit, so as to control the engagement and disengagement of a clutch of the electromechanical coupling transmission by means of the second oil circuit; and a first throttle valve is provided on the second oil circuit and configured to control the amount of oil supplemented to the second oil tank from the first oil circuit. The hydraulic device of the present invention realizes the efficient utilization of hydraulic oil.

The invention discloses a distribution valve for a transmission of a high-horsepower tractor. Comprising a valve body, an oil inlet, an oil return port, a clutch oil port, a working gear oil port, a clutch control slide valve, a clutch oil port and a brake oil port, wherein the oil inlet, the oil return port, the clutch oil port and the working gear oil port are formed in the valve body; the first overflow valve is used for controlling the pressure of the brake oil port, the second overflow valve is used for controlling the pressure of the working gear oil port, and the three-position three-way adjusting slide valve is further included. And the three-position three-way adjusting slide valve is provided with a working oil port, a slide valve oil return port, a slide valve oil inlet and a hydraulic control port which is communicated with the oil inlet and is connected with the slide valve oil inlet in parallel. The device has the characteristics that the oil pressure is accurately controlled, the oil is quickly conveyed, the oil is instantly conveyed to lubricate, cool and protect the device parts, the maintenance cost is reduced, and the normal, stable and efficient work of the tractor is ensured.

The invention relates to a torque transmission device (1) for a motor vehicle comprising: - a friction device (2) for transmitting torques, - a piston device (3) for closing and opening the friction device (2), - wherein the piston device (3) has a first and a second piston part (4, 5), - wherein the friction device (2) in interaction with the piston device (3) forms a pressure chamber (D), so that the piston device (3) can be moved in the axial direction (A) due to a pressurised fluid in the pressure chamber (D), and - wherein the torque transmission device (1) has an adjusting device (8) with which the piston device (3) can be extended in the axial direction (A) in accordance with wear of the friction device (2). The invention further relates to a clutch or brake device for a motor vehicle with a torque transmission device (1). Furthermore, the invention relates to an electric drive axle for an electric motor vehicle.

The present invention relates to the field of clutch technology, in particular to a multi-mode clutch, comprising a clutch body and an actuator; the clutch body comprises an outer ring and an inner ring arranged coaxially, a control ring is arranged between the outer ring and the inner ring, the outer peripheral surface of the control ring is penetrated by a plurality of windows along its circumferential direction, a roller is arranged in each of the plurality of windows, and the inner ring wall of the outer ring has a plurality of cavities corresponding to the rollers one by one; the distance from the middle part of the cavity bottom in the cavity to the outer ring wall of the inner ring is greater than the diameter of the roller, the left side surface of the cavity gradually tilts toward the inner ring from the cavity bottom to the left side surface, and the right side surface of the cavity gradually tilts toward the inner ring from the cavity bottom to the right side surface; the multi-mode clutch of the present invention causes the rollers on the control ring to be respectively located in three different working positions in the cavity as the control ring rotates, thereby realizing that the clutch has three working modes, and the control ring is driven to rotate by the actuator using a lever, thereby realizing free switching of the three working modes of the clutch.