12results about How to "Improve mechanical transmission efficiency" patented technology

The utility model discloses an energy collecting device based on an inerter damper. The energy collecting device comprises a box body; the sliding rail is arranged at the bottom of the box body, a sliding block is connected to the sliding rail, and a straight rack is fixedly connected to the sliding block; a first gear set, a second gear set, a third gear set, a fourth gear set and an eighth gear; the permanent magnet direct-current generator is arranged on the outer side of the box body, the permanent magnet direct-current generator is connected with the circuit module in series, and the circuit module is connected with the storage battery in series; the flywheel is fixedly connected to the fifth transmission shaft and located on the outer side of the box body. The fifth transmission shaft is connected with a rolling shaft of the permanent magnet direct current generator through an elastic coupler. According to the inerter shock absorber, the problem of energy loss of the inerter shock absorber is solved, and integration of shock absorption energy consumption and energy storage of the storage battery is achieved.

The utility model relates to the technical field of lifting equipment, in particular to a trolley chassis with a boom type steering structure. A trolley chassis with a boom type steering structure comprises steering wheels used for controlling and driving a trolley to move and steer, power wheels used for controlling and driving the trolley to move and brake, a frame used for installing the steering wheels, the power wheels and a control system assembly of the power wheels, and the steering wheels are controlled to swing through a swing oil cylinder and achieve steering control. The two ends of the swing oil cylinder are connected with the steering wheels on the two sides of the vehicle frame in a control mode and are synchronously controlled in a telescopic mode. The two ends of the two-way oil cylinder are connected with the steering wheels on the two sides of the frame respectively, synchronous stretching and retracting and same-angle steering of the steering wheels on the two sides are achieved through driving of the hydraulic system, the problem that steering is not synchronous due to mechanical gaps, response lag and the like in a traditional multi-motor or multi-steering-engine system is effectively solved, the advancing track of the trolley is more accurate, and the stability is higher. And the stability and the safety during steering are obviously improved.

According to the transmission mechanism based on the sliding groove, the gear and the racks, a main shaft is installed on a support in a shell and one side wall of the shell, the end of the main shaft in the shell is coaxially and rigidly connected with one side face of a sector gear, a rotating arm is arranged on the other side face of the sector gear, and the side face of the rack A and the side face of the rack B are connected with a guide sliding groove through a short column A and a short column B; a guide cylinder at the end of a rotating arm alternately enters and slides out of a guide sliding groove, a sector gear is alternately meshed with a rack A and a rack B, and the middles of the back faces of the rack A and the rack B are rigidly connected with one end of a driving cross beam A and one end of a driving cross beam B correspondingly. A guide rail A and a guide rail B are arranged at the other end of the driving beam A and the other end of the driving beam B and are arranged in a guide groove A and a guide groove B in the inner wall of the shell correspondingly, and connecting rods on the two sides of the driving beam A and the driving beam B and connecting rods at the two ends of a rack A and a rack B are connected with pistons in the cylinder bodies correspondingly. Reciprocating linear motion of each piston is converted into rotating motion of the main shaft through the mechanism.

The embodiment of the utility model provides an endoscopic treatment instrument and system. The endoscopic treatment tool includes: a tip cap disposed at a tip portion of an endoscope body; the rotating ring is configured to be capable of rotating around the tip cap, and a surgical instrument is attached to the rotating ring; the driving part is configured to control the rotating ring to rotate relative to the tip cap; the surgical instrument is detachably connected with the rotating ring, and when the rotating ring rotates, the surgical instrument can be driven to rotate relative to the tip cap.

The utility model relates to a gear transmission type eccentric ball valve which comprises a valve body, a valve seat, a valve rod, a ball body, a valve cover, a hand wheel and a gear transmission device, the valve cover and a support are of an integrated structure, the gear transmission device comprises a bevel gear assembly, the hand wheel, the valve rod, a gear disc and an eccentric wheel, and an input gear of the bevel gear assembly is meshed with an input rod of the hand wheel. Gear teeth are arranged at the upper end of the valve rod and meshed with an output gear of the bevel gear assembly; a fixing frame is arranged between the valve cover and the valve body, the gear disc is arranged in the fixing frame and is a wheel ring with an H-shaped section, the upper outer ring face of the gear disc is of a gear structure, gear teeth meshed with the gear disc are arranged at the lower end of the valve rod, an eccentric hole is formed in the lower inner ring face of the gear disc, the eccentric wheel is connected with the gear disc through the eccentric hole, and a mounting hole is formed in the middle of the eccentric wheel. A rotating shaft is fixed to the upper end of the ball valve and inserted into the mounting hole, and a positioning shaft is arranged at the lower end of the ball and installed in a bearing at the bottom of the valve body.

The invention discloses a coaxial output double-flow transmission continuously variable transmission which comprises a planetary gear transmission mechanism and a hydraulic transmission mechanism. The input end of the planetary gear transmission mechanism is coaxially and fixedly connected with the input shaft, the first output end of the planetary gear transmission mechanism is coaxially and fixedly connected with the third gear, the second output end of the planetary gear transmission mechanism is connected with the input end of the hydraulic transmission mechanism through the gear mechanism, and the output end of the hydraulic transmission mechanism is connected with the fourth gear. The third gear and the fourth gear are in meshed connection; and the third gear is coaxially and fixedly connected with the main output gear. The invention further discloses a coaxial output double-flow transmission stepless speed change method. The coaxial output double-flow transmission continuously variable transmission is not provided with a clutch / brake, so that the failure rate is low; and the gear transmission structure is simpler, so that the whole mechanical structure is simple, and the manufacturing cost is low.

The invention relates to a deformation monitoring type self-elevating tower, and relates to the technical field of tower structures and monitoring, the deformation monitoring type self-elevating tower comprises a platform, height adjusting mechanisms and a deformation monitoring mechanism, the bottom of the platform is symmetrically provided with a plurality of groups of height adjusting mechanisms, and the height adjusting mechanisms are provided with the deformation monitoring mechanism. The height adjusting mechanisms at the bottom of the platform are used for adjusting the height of the platform to adapt to different terrains or load conditions, the deformation monitoring mechanisms are integrated on the height adjusting mechanisms to monitor deformation (such as bending and inclination) of the tower structure in real time and feed back data to the control system, and when it is monitored that deformation exceeds a safety threshold value, the control system controls the control system to operate. The system can automatically trigger height adjustment or give an alarm, self-adaptive adjustment of the height of the tower and deformation real-time monitoring are achieved, the height adjusting mechanism is allowed to flexibly adapt to the uneven ground, the deformation monitoring mechanism can give an early warning of structural failure in advance, and the accident risk is reduced.

A device for converting semi-circular reciprocating rotation into unidirectional continuous rotation belongs to the field of mechanical transmission. It consists of a flywheel 1, an output shaft 2, a housing 301, a bracket 302, a half gear 303, a half gear 304, a half gear 305, a half gear 306, a gear 307, a gear 308, a transmission shaft 309, a gear 310, an inertial gear 311, a gear 312, a transmission shaft 313, and a semi-circular rotating shaft 4. It can convert semi-circular reciprocating rotation into unidirectional continuous rotation and has the advantages of high mechanical transmission efficiency, low noise, low vibration, and low acoustic roughness.

The utility model discloses a food processor which comprises a whipping cup and a cutting edge. The whipping cup is provided with a containing cavity. The cutting edge is arranged in the containing cavity and comprises a mounting plate and a cutter wing, the cutter wing is connected to the mounting plate, the cutting edge rotates around the axis of the mounting plate, the cutter wing is provided with a first cutting edge, the first cutting edge is provided with a first cutting edge cutting line, the first cutting edge cutting line is an arc segment, and the extension line of the first cutting edge cutting line intersects with the axis of the mounting plate. According to the food processor, the swing amplitude of the cutting edge can be effectively reduced, the swing amplitude of the power shaft driving the cutting edge to rotate can also be reduced, the mechanical transmission efficiency is improved, and therefore the stability of the food processor is improved.

The invention belongs to the technical field of agricultural machinery, and discloses a walnut peeling and cleaning machine which comprises a rack, a feeding mechanism is arranged at the top of the rack, a primary peeling mechanism is connected to the lower portion of the feeding mechanism, a secondary peeling mechanism is connected to the tail end of the primary peeling mechanism, and a cleaning mechanism is connected to the lower portion of the secondary peeling mechanism; a collecting assembly is arranged on the lower portion of the cleaning mechanism. A double-stage peeling technology is adopted, primary peeling is achieved through differential driving of the upper conveying belt and the lower conveying belt, secondary peeling is completed in cooperation with rotating operation of the steel wire rolling brush, and the peeling rate and peeling efficiency of green-peel walnuts are greatly improved; the feeding mechanism adopts the matched design of a material hopper, a discharging rotary disc and a discharging hopper, the mechanical transmission efficiency is high, stable intermittent transposition can be achieved, stable operation of equipment is assisted, and then the production efficiency is improved; green peel residues and walnuts are rapidly separated through an arc-shaped sieve plate, a gap preset between a third conveying belt and a fourth conveying belt and a net-shaped conveying belt, peeling and screening integrated operation is achieved, and the practicability of the whole machine design is improved.

The invention belongs to the technical field of vehicles, and discloses a steering gear assembly and a vehicle. The steering gear assembly comprises a shell, an input shaft, a first motor, a first transmission mechanism, a second transmission mechanism, a rocker arm shaft and a third transmission mechanism; the output of the planetary reduction assembly is directly used as the output of the rocker arm shaft, so that the stress of the reduction assembly is more uniform, the complicated stress is avoided, the bearing capacity and the mechanical transmission efficiency of the steering gear assembly are improved, the planetary reduction assembly is a modular component, the assembly is convenient and fast in the assembly process of the steering gear assembly, and the assembly efficiency is improved. Meanwhile, the rocker arm shaft is directly connected with the planet wheel, so that the output end of the steering gear assembly is located on the center line of the shell, the size of the steering gear assembly is optimized, and control arrangement of the whole vehicle is better facilitated.

This utility model discloses an easy-to-install local ventilation airflow adjustment component, including an air valve pipe, a central support component, an airflow adjustment component, and a servo motor. The central support component is located inside the air valve pipe; the airflow adjustment component is located between the air valve pipe and the central support component; the servo motor is located above the air valve pipe; the central support component includes a central disc and a support rod; the airflow adjustment component includes fan-shaped blades, a connecting rod, a bearing, a transmission frame, a linkage rod, and a sealing strip. The fan-shaped blades of this utility model are airtightly connected to the inner wall of the air valve pipe, and sealing strips are alternately fixed between adjacent fan-shaped blades, effectively enhancing airtightness during airflow adjustment, reducing air leakage, ensuring the accuracy of airflow adjustment, and enabling quick installation in conjunction with the flange holes on the outer wall of the air valve pipe.