11824 results about "Clutch" patented technology

The invention discloses a multi-mode energy recovery optimization control system of a hybrid electric vehicle, and relates to the technical field of energy recovery control. The state sensing module is integrated with a sensor to collect vehicle speed, acceleration, battery state and road condition signals, and data accuracy is ensured through Kalman filtering fusion; the driving mode recognition module is used for recognizing modes such as urban congestion and high-speed cruise through an algorithm based on driving behaviors and road conditions; the energy recovery strategy decision module is used for dynamically adjusting recovery priorities and parameters according to different modes, and balancing efficiency and smoothness; the power distribution execution module converts and stores energy through cooperative control of double clutches and a gearbox, and is linked with an ABS (Anti-lock Brake System) to guarantee safety; and the feedback module is optimized in real time, battery and motor states are monitored, strategies are dynamically corrected, and efficiency and component protection are both considered. The energy recovery efficiency is improved, the driving smoothness and the braking safety are improved, the system adapts to multiple scenes, the service life of the battery is prolonged, and the performance of the hybrid electric vehicle is comprehensively improved.

The invention provides a gear switching method, a vehicle and a storage medium, the method is applied to the technical field of hybrid power control, and the method comprises the steps that in the process that the vehicle runs based on a direct drive mode, if it is determined that the vehicle needs to switch gears, the whole vehicle driving power corresponding to the direct drive mode and the discharging power of a power battery are determined; based on the whole vehicle driving power, the discharging power and the gear change state of the vehicle, a target torque reduction gradient is determined; based on the target torque reduction gradient, the actual torque of the engine is controlled to be reduced to the target torque; and under the condition that the actual torque of the engine is equal to the target torque, the clutch is controlled to be in an open state, so that the vehicle is shifted under the condition that the clutch is in the open state. The method can ensure that the power is not interrupted in the vehicle gear shifting process, the vehicle stability is improved, and the user driving experience is improved.

A crossbow with a de-cocking crank mechanism having sprockets preferably includes a cranking mechanism, which utilizes a clutch sprocket and clutch assembly axial to a drive gear, and a one-way bearing axial to a bearing sprocket to cock a crossbow. The clutch assembly includes a clutch sprocket, a flywheel surface, a friction disc, and a pressure plate. The use of a one-way bearing may control the rotation of the drive unit used to wind (take-up) an elongated connecting device. Functional properties of a crank mechanism for the winding and unwinding of the elongated connecting device such as a rope, chord or the like device for pulling a secondary object from a first position to a second position are well known in the art.

Various embodiments of a trash can assembly (e.g., a receptacle configured to receive refuse, recycleable materials, or otherwise), and related methods, are provided. Some embodiments of the trash can assembly include a body component and a lid configured to move between an open position and a closed position. In some variants, the lid can be moved between the open and closed positions by a power operated driving mechanism, such as a motor and / or other drivetrain components. In certain embodiments, the trash can assembly includes a clutch mechanism to facilitate manual operation of the lid while inhibiting or preventing damage to the motor and / or other drivetrain components.

The invention discloses an air-ground multi-mode cross-domain robot system with a clutch structure and a control method. The air-ground multi-mode cross-domain robot system comprises a machine body, wings, clutch assemblies and rotor assemblies. The aircraft body drives the connecting rod mechanism through the steering engine to control the bilateral wings to move. Rotor driving motors, wheels and transmission gear sets are integrated on the wings, and motor power can be distributed to wheel driving shafts and propeller shafts. The clutch assembly is connected with a motor and a propeller shaft through a ratchet wheel meshing mechanism, and power on-off control is achieved, in the ground running process, a clutch is separated to stop rotation of a propeller, power is fully output to wheels to serve as driving wheels, and in the flight mode, the clutch is meshed to synchronously drive rotors and the wheels. According to the system, bimodal power distribution is achieved through a single motor, a driving wheel motor does not need to be additionally arranged, the structural complexity is effectively reduced, the moving speed and controllability are remarkably improved through the ground mode propeller static design, the advantage of cross-domain operation is achieved, and the system is suitable for complex task scenes.

An electronic control clutch structure of an actuator device having a driver, a cam, a clutch wheel, and a transmission wheel is provided. The cam is connected to the driver, is driven by thereof, and includes a first actuating portion and a second actuating portion. The clutch wheel is connected to the rotating draft, rotates with thereof, and is arranged atop on the cam. The cam operatively actuates the clutch wheel. The transmission wheel is connected to the rotating draft. The clutch wheel and the transmission wheel are in a detached state when the clutch wheel is located on the first actuating portion. The clutch wheel and the transmission wheel are in an embedded state when the clutch wheel is located on the second actuating portion. The electronic control clutch structure may adapt uneven areas in the grass to perform weeding work according to the terrain changes of the grassland.

A roll-up control device for a roller shade, comprising a turntable assembly comprising a turntable, a pull spring, an outer turntable, a shaft and a clutch; and a brake assembly comprising a brake shaft cover fastening the shaft rod, a brake spring sleeved on a side of the brake shaft cover, a compression spring expanded and compressed inside the brake shaft cover, a brake sleeve sleeved the side of the brake shaft cover and a shaft housing accommodating a damping ring and clamping the brake sleeve.

The invention provides a series-parallel hybrid power tractor driving system. The series-parallel hybrid power tractor driving system comprises an engine, a P1 motor used for generating electricity or starting the engine, a PS motor used for independent or coupled driving and a series-parallel hybrid power tractor transmission system. The invention further provides a control method of the driving system. Confluence and diversion of engine power and speed change of the tractor are controlled through the P1 motor, the PS motor, the rotating speed coupling mechanism, the torque coupling mechanism, the clutch and the brake. According to the series-parallel connection type hybrid power tractor driving system, a multi-mode driving mode can be achieved to adapt to operation in a complex environment, the dynamic property and economical efficiency of a tractor are improved, and the series-parallel connection type hybrid power tractor driving system has the advantages of interval stepless speed change, precise control and the like.

Systems and methods for an electric drive unit. The electric drive unit includes, in one example, a first electric machine rotationally coupled to a first drive wheel via a first gear train and a second electric machine rotationally coupled to a second drive wheel via a second gear train. The electric drive unit further includes a disconnect clutch that is configured to selectively rotationally couple the first electric machine and the second electric machine and a park lock assembly that is coupled to one of the first gear train and the second gear train and is configured to inhibit rotation of the corresponding gear train.

The invention discloses a torsion spring automatic injector dose adjustment positive and negative rotation sound production structure, which comprises a knob, a clutch tooth and a jumping tooth, the knob is sleeved on the periphery of the clutch tooth, the upper end face of the clutch tooth is provided with an inner ratchet ring, the knob is internally provided with an inner ring, the upper end face of the inner ring is provided with an outer ratchet ring, and the outer ratchet ring is provided with an outer ratchet ring. The jumping teeth are movably installed in the knob, the jumping teeth are provided with connecting keys or connecting ratchets, the lower end face of each jumping tooth is provided with an inner tooth block and an outer tooth block which are meshed with the inner ratchet ring and the outer ratchet ring respectively, and a plurality of rotating clamping grooves are further formed in the knob. A plurality of rotary clamping blocks clamped into the rotary clamping grooves respectively are arranged on the side edges of the jumping teeth, and the rotary clamping blocks can rotate by a certain angle in the rotary clamping grooves. According to the design, an axial tooth jumping sounding structure is adopted, when the dosage is adjusted, the adjusting knob is rotated clockwise to the desired dosage, the adjusting knob is rotated anticlockwise to return to the zero position, and jumping sounding can be achieved through meshing of spring force in the forward and reverse rotation process.

The invention provides a multifunctional cycle power generation system and method by a gravity lever. The system comprises a supporting rack and a balance weight arranged on the supporting rack and slidably matched with the supporting rack, wherein engines are arranged on one side or two sides of the balance weight; the input shaft of each engine is connected to a transmission shaft; two or more single-directional clutches are fixedly connected to the middle of the transmission shaft; the locking directions of the single-directional clutches are same, gears are fixed to the peripheries of thesingle-directional clutches, and a rack matched with each gear to drive the transmission shaft to rotate is arranged next to each single-directional clutch; at least one pair of racks is arranged on the upper part and the lower part, separately, the racks and the balance weight which reciprocates are in driving movement and the balance weight is arranged on the supporting rack to swing through a lifting mechanism in a reciprocating manner. As the balance weight which swings in the reciprocating manner pulls the racks to drive the transmission shaft to rotate in the single direction, multiple engines can be driven synchronously to generate electricity synchronously, and the power needed by a supporting rack lifting device is alleviated greatly by means of a swing mode like to a lever, so that the energy sources are saved and the power generation efficiency is improved greatly.

The disclosure relates to the technical field of anti-icing and de-icing of an overhead transmission line or a railway contact system, and provides a mechanical anti-icing and de-icing device fixedly installed on the overhead transmission line or the railway contact system. The device comprises a base, an electric driving assembly, a weight block and a potential energy module comprising an elastic element. The electric driving assembly comprises a clutch mechanism and a motor. When the clutch mechanism is in an engaging state, the electric driving assembly drives the weight block to generate displacement relative to the base, and when the clutch mechanism is in a separation state, the electric driving assembly cuts off driving to the weight block. When the clutch mechanism is engaged, the potential energy module is used for accumulating potential energy when the weight block generates displacement relative to the base; and when the clutch mechanism is separated, a driving force of the electric driving assembly on the weight block is cut off, the potential energy contained in the potential energy module is rapidly released, so that the weight block moves quickly, thus causing the whole gravity center of the device to suddenly change, forming vibration to be transmitted to the overhead transmission line, so that the icing is removed.

The invention discloses a laser cutting platform cleaning device which comprises a supporting frame, a driving chain shaft and a driven chain shaft are arranged on the supporting frame, the driving chain shaft and the driven chain shaft are in transmission through a supporting chain wheel and a supporting chain, a supporting plate is fixed to chain links of the chain, and supporting teeth are vertically installed on the plate. A cleaning assembly is arranged on one side of the supporting frame and is in linkage with the driving chain shaft through a speed changing assembly. The cleaning assembly comprises a cleaning supporting shaft, a cleaning frame, a cleaning shaft and a polishing fluted disc, the driving motor drives the polishing fluted disc to rotate through transmission of a belt and a chain, and the telescopic cylinder drives the cleaning frame to swing to adjust the positions of the polishing fluted disc and supporting teeth. The speed change assembly is engaged with the reduction gear set or the synchronous gear through switching of the clutch gear, and the two modes of low-speed grinding of the driving chain shaft and high-speed supporting tooth switching are achieved. The device further comprises a supporting guide rail, a sliding block, a protective cover and adjustable supporting legs. The device can automatically switch a supporting tooth cleaning mode and a rapid replacement mode, is compact in structure and meets different operation requirements.

The invention provides an axial magnetic flux motor, a system and a vehicle, and relates to the technical field of driving motors, the axial magnetic flux motor comprises a shell, and a stator assembly, a rotating shaft assembly and a clutch assembly which are arranged in the shell; the stator assembly is fixedly connected with the shell, a first mounting space is formed in the stator assembly, and the clutch assembly is arranged in the first mounting space; one end of the rotating shaft assembly is connected with the clutch assembly, and the other end of the rotating shaft assembly extends out of the shell from the first mounting space; the clutch assembly comprises a first clutch unit and a second clutch unit which are oppositely arranged. The rotating shaft assembly comprises a first rotating shaft and a second rotating shaft. According to the axis magnetic flux motor provided by the invention, single-side output, double-side series output or double-side decoupling output can be selected according to actual requirements, and multi-working-condition application requirements are met.

A torque protection apparatus comprising: a gearbox coupled to an axle; an output ring with first and second planar disc surfaces coupled to the gearbox output; an outer body surrounding these components; an output adaptor attached to the outer body; an inner body within the outer body; a first clutch friction plate between the output adaptor and first planar disc surface; fluid in a chamber between the inner body and outer body; and a hydraulic pressure mechanism. The pressurized fluid pushes the inner body toward the output ring, pressing the output ring against the clutch friction plate. This creates friction causing the outer body to rotate with the axle until rotational torque exceeds a predetermined threshold, at which point the clutch friction plate slides against the disc surface, protecting the gearbox from excessive torque.

A hose reel includes a frame, a spool supported on the frame for rotation relative to the frame, a motor supported on the frame to provide motive power to the spool, a level wind device supported on the frame to guide a hose during winding and unwinding; the level wind device being selectively linked to the rotation of the spool and including a disengagement clutch for selectively decoupling the operation of the level wind device from the rotation of the spool. The hose reel may be selectively operated to provide a power-out assist during unwinding that provides a power level to the motor less than a threshold power necessary to drive the spool in the unwinding direction.

The invention discloses a surgical instrument, and belongs to the field of medical instruments. The surgical instrument comprises a handle assembly, the handle assembly comprises a handle shell and a driving assembly located in the handle shell, and the driving assembly is suitable for providing driving force for an end executing assembly; the manual reset assembly is suitable for being matched with a clutch wrench, and the clutch wrench can be operated to release the transmission connection of the driving assembly through the manual reset assembly; the shielding shell is detachably arranged on the outer side of the handle assembly in a covering mode; the clutch transmission part is arranged on the shielding shell, the clutch transmission part comprises a clutch trigger rod, the near side end part of the clutch trigger rod is in transmission connection with the clutch wrench in an operable mode, and the far side end part of the clutch trigger rod is in transmission connection with the manual reset assembly in an operable mode. Manual resetting of the surgical instrument is safe and reliable, part of structures can be reused, and reused components make sterile contact with the outside in the manual resetting process.

The invention relates to a tractor clutch test bench cooperative control method based on MPC-BP neural network PID, and belongs to the technical field of tractor clutch performance testing. The method specifically comprises the steps of establishing an enhanced mathematical model of a tractor clutch test bed system; an MPC prediction controller is designed, and an optimal control sequence is generated through rolling optimization of an objective function; a BP neural network PID controller is improved; a multi-unit cooperative control strategy is designed, MPC prediction and BP neural network PID control are combined, and cooperative adjustment of the torque of the loading unit, the rotating speed of the driving unit and the displacement of the clutch separation mechanism unit is achieved; a self-adaptive adjustment and load compensation mechanism is introduced, and the adaptability of the system to different working conditions and clutch models is improved through online model correction, heat fading modeling and fault diagnosis. The control precision, the dynamic response speed and the robustness of the test bed are remarkably improved, and the test bed can be widely applied to research, development and performance testing of the tractor clutch.

A stabilizer bar includes a housing configured to be fixed to a first side-bar, a hydraulic power unit and a clutch piston disposed within the housing, and a clutch ring configured to be fixed to a second side-bar. The hydraulic power unit is configured to selectively move the clutch piston from a first connected position to a second disconnected position.

A fastener driver includes a motor, a trigger, and a lifting assembly operable to be moved by the motor. The fastener driver includes a speed sensor, a voltage sensor, and a current sensor. A controller is configured to provide, in response to actuation of the trigger, power to the motor, receive speed signals from the speed sensor indicative of the speed of the motor, receive voltage signals from the voltage sensor indicative of the voltage of a battery pack, and receive current signals from the current sensor indicative of the current of the motor. The controller determines a torque of the motor based on the signals, determines whether the torque of the motor is less than or equal to a torque threshold, and activate an electronic clutch, in response to the torque of the motor being less than or equal to the torque threshold, to electronically brake the motor.

A flexible hybrid system is provided. The flexible hybrid system includes a first power source and a gearbox. The gearbox is removably coupled with the first power source. The gearbox includes a flange with a first interface, the first power source removably coupled with the first interface; a housing coupled with the flange, the housing comprising a second interface; and a clutch system disposed at least partially in the housing, the clutch system comprising a first clutch mechanism and a second clutch mechanism. The flexible hybrid system includes a second power source. The second power source is removably coupled with the second interface, wherein the first clutch mechanism is configured to selectively engage the first power source to provide power to the flexible hybrid system; and the second clutch mechanism is configured to selectively engage the second power source to provide power to the flexible hybrid system.

An angle-adjustable umbrella has a column, a transverse rod, a tilted rod, an umbrella frame and a clutch mechanism. The tilted rod has a first tilted rod and a second tilted rod, and the top end of the first tilted rod is hinged to the top of the column, the bottom end thereof is rotatably connected to a connector on the second tilted rod through a tilted rod joint. The transverse rod has a first transverse rod and a second transverse rod which are connected each other by connecting pieces, and the connecting pieces are coupled to the tilted rod. The bottom end of the transverse rod is connected to a slider joint through the clutch mechanism and the top end thereof is rotatably connected to the upper nest in the umbrella frame.

The utility model discloses an ecological door lock. Comprising a handle unit which comprises a handle and a handle seat; the clutch support is rotatably assembled on the handle seat and comprises a first through hole and a first matching groove; a lock bar unit; the positioning piece is arranged on the clutch support in a sleeving manner, is transversely and movably arranged on the handle seat and comprises a second through hole and a third matching groove; the shifting unit comprises a positioning rod and a shifting piece which are arranged on the clutch support in a penetrating mode, and the shifting piece comprises a second matching groove and a shifting pin; the positioning pin is fixedly arranged on the handle and penetrates through the right end of the first matching groove and the left end of the second matching groove; rapid counter locking can be achieved by lifting the handle, the shifting unit is driven to rotate through the positioning pin when the handle is lifted, and therefore the shifting pin drives the positioning piece to lock the clutch support, the clutch support cannot rotate, and the counter locking purpose is achieved; the structure is simple, operation is convenient, and the whole is simpler and more attractive.

The clutch injection structure comprises a shell, a release button, a clutch cylinder, a small push rod, a large push rod, a torsion spring and a push rod driving piece, the push rod driving piece is installed in the shell, a first driving ratchet wheel is arranged on the push rod driving piece, the lower end of the large push rod is connected with the push rod driving piece, and a second driving ratchet wheel is arranged at the lower end of the large push rod. A first driving ratchet is arranged at the lower end of the large push rod, the push rod driving piece is in threaded connection with the small push rod, a second driving ratchet is arranged on the large push rod, a second driving ratchet is arranged at the lower end of the clutch cylinder, a gap is formed between the lower end of the clutch cylinder and the large push rod, and the torsion spring is connected with the shell and the clutch cylinder. The release button is connected with the clutch cylinder and can drive the lower end of the clutch cylinder to be connected with the large push rod. The design is simple in structure, convenient to produce and assemble and low in cost.

A spiral excitation assembly of a prefilled automatic injection pen and a prefilled automatic injection pen comprising the spiral excitation assembly. The spiral excitation assembly of the prefilled automatic injection pen comprises: a cavity (6) for changing a rotary motion of a threaded push rod (5) into an axial forward movement; a nut (9), which is capable of being rotatably mounted in the cavity (6) relative to the cavity (6), with a torsion spring (7) capable of driving the nut (9) to rotate being arranged between the nut (9) and the cavity (6); the threaded push rod (5), which is in threaded connection with the interior of the nut (9) and driven by the rotation of the nut (9) to move forward and then drive a prefilled syringe (4) to move to complete automatic needle insertion; a clutch member (10), which is sleeved outside the nut (9) and capable of being driven by an excitation sleeve (3) of the prefilled automatic injection pen to move from an engaged position to an excitation position, wherein the clutch member engages with the nut (9) to stop the nut (9) when in the engaged position, and the nut (9) can rotate when the clutch member is in the excitation position; and a clutch spring (8), which is mounted between the clutch member (10) and an end cover (11) and is used for driving the clutch member (10) from the excitation position into a limiting position to limit backward movement of the excitation sleeve (3) to achieve needle protection post-injection, and to cause the clutch member (10) to collide with the nut (9) to produce a sound.

A lock with multiple switchable operating modes has a first operating mode and a second operating mode, and includes: a front lock body; a rear lock body; a connecting rod; an electric clutch mechanism having a first clutch member; a mechanical lock cylinder having a second clutch member; an identification module electrically connected to the electric clutch mechanism; a first switch member; a blocking member; a first linkage mechanism including an operating member, a moving member, and a linkage member, where the moving member has a first operating position and a second operating position, the moving member located at the first operating position can trigger the first switch member, so that the first switch member generates a trigger signal, and the moving member located at the second operating position can drive the blocking member to move so as to prevent the first clutch member and the driving member from being engaged to enable the lock to be switched to the second operating mode; and a control module controlling the lock to be switched to the first operating mode according to the trigger signal. A user can adjust the operating modes of the lock according to the required privacy degree to meet the needs of different usage scenarios, thereby expanding the functions of the lock.

The present invention relates to a dual clutch engine of a straddle type vehicle, comprising: a first clutch and a second clutch disposed on both left and right sides of an engine case; the main shaft comprises a first input shaft and a second input shaft which are separated from each other and coaxially arranged, the first clutch is connected with the first side of the first input shaft, the second clutch is connected with the second side of the second input shaft, and the first input shaft and the second input shaft are integrally located between the first clutch and the second clutch. According to the scheme, the layout of the first clutch, the second clutch and the gear shifting gear pair is improved, so that troubleshooting is facilitated.

This invention discloses a press-to-rebound damping slide rail, belonging to the field of slide rail technology. The press-to-rebound damping slide rail of this invention includes a slide rail assembly and a press-to-rebound damping device. The slide rail assembly includes a fixed rail and a movable rail. The gearbox of the press-to-rebound damping device is equipped with a transmission gear and a clutch mechanism that mesh with a rack on the movable rail. In the first position, the gearbox has a rebound spring and a self-closing spring stretched and stored energy, and the gearbox is locked in the base. In the first position, the trigger part of the trigger transmission block is pushed by the trigger plate on the movable rail, causing the gearbox to unlock and rebound to the second position. The clutch mechanism locks the reverse rotation of the transmission gear and drives the rack and movable rail to rebound and move together. This invention organically combines the press-to-rebound mechanism and the damping closing mechanism, ensuring that the stability of their cooperation is not reduced by factors such as installation errors, making assembly simpler and more convenient, and guaranteeing product consistency.

The invention provides a steering lock control device of an endoscope, a handle and the endoscope, and relates to the technical field of endoscopes, the steering lock control device comprises the handle and an insertion part installed at the front end of the handle, the steering lock control device comprises an operation piece, a clutch piece, a connecting piece and a steering piece, the input end of the operating part is arranged on the outer side of the handle; the clutch piece is arranged in the handle and located at the position close to the traction wheel, and the clutch piece can be switched among different positions under the operation of the operating piece so as to be selectively connected with the traction wheel and / or the input end of the connecting piece; the output end of the connecting piece is connected with the input end of the steering piece, and the output end of the steering piece is connected with the insertion part of the endoscope so as to drive the active bending section of the insertion part to bend and / or drive the insertion part to rotate in the axial direction. Compared with the prior art, the endoscope insertion part has the advantages that the operation flexibility of the endoscope insertion part is improved, and an operator can conveniently and accurately control rotation of the insertion part.

The invention relates to the technical field of safety control, and particularly discloses a safety control method, device and system for a combine harvester, and the method comprises the steps: judging whether the combine harvester meets a starting condition or not based on the position of a handle of the combine harvester, and the rotating speed value, the battery voltage value and the excitation voltage value of an engine of the combine harvester; and after the combine harvester meets the starting condition, if a target control signal of a main clutch of the combine harvester is received, and the combine harvester meets a preset condition corresponding to the target control signal, the main clutch is controlled. The method can effectively solve the potential safety hazard caused by the fact that the vehicle starting condition is judged only by depending on the position of a handle in the prior art, makes up for the defect that multi-dimensional verification is not carried out in combination with the engine state, and can prevent illegal vehicle starting caused by sensor faults or instantaneous misoperation. And meanwhile, the problem that wrong actions are executed when a combination signal is triggered by mistake before the combine harvester is started is avoided, and the operation safety and the equipment reliability of the combine harvester are improved.