14results about How to "Reduce the driving force" patented technology

The present invention discloses a water outlet device and a shower head, the water outlet device comprises a base and a rotating part, the base is provided with a first oblique water channel and a second oblique water channel; the rotating part is rotatably connected to the base; the first oblique water channel points to a first position on the axis of the rotating part and guides the water flow to push the rotating part to rotate along a first direction; the second oblique water channel points to a second position on the axis of the rotating part and guides the water flow to apply rotational resistance to the rotating part. The shower head comprises the above-mentioned water outlet device, which can reduce the rotation speed of the rotating part in the water outlet device under the impact of the water flow, so that the formed water spray pattern is more soothing, the overall structure is simple, and the problems of complex structure, difficult assembly, high cost and short service life existing in the deceleration shower head in the prior art are solved.

The invention provides a polar region transportation landing boat, which relates to the technical field of ships and comprises a boat body, a bracket, a first rudder blade, a second rudder blade, a connecting rod, a first rotating shaft, a second rotating shaft and a transmission mechanism, the support is installed at the tail of the ship body, the first rudder blade is rotationally installed on the support through a first rotating shaft, and the second rudder blade is rotationally installed on the support through a second rotating shaft. The first rudder blade comprises a first unfolding piece and a second unfolding piece, and the two unfolding pieces are alternately installed on the first rotating shaft. The connecting rod is rotationally connected with the first unfolding piece and the second rudder blade. A transmission mechanism is arranged among the first rotating shaft, the first unfolding piece and the second unfolding piece, and the transmission mechanism has a first transmission state and a second transmission state which can be switched; the first unfolding piece and the second unfolding piece rotate in the same direction in the first transmission state and rotate in the opposite direction in the second transmission state. And the second unfolding piece rotates to the air channel between the first rudder blade and the second rudder blade, the sliding distance is reduced, and the effective risk avoiding performance is improved.

The utility model provides a hydraulic runner structure, a hydraulic suspension system and a vehicle. The hydraulic runner structure comprises a first runner plate, a second runner plate and a decoupling film, a gap is formed between the first runner plate and the second runner plate, and the decoupling film is arranged in the gap; the first runner plate is provided with a first open hole, the second runner plate is provided with a second open hole at a position corresponding to the first open hole, and the first open hole and the second open hole are respectively communicated with the gap; one part of the decoupling film is connected to the first runner plate, and the other part of the decoupling film can be communicated with the first open hole and the second open hole or can be used for separating the first open hole and the second open hole. And the cavitation phenomenon is avoided, and abnormal sound generated by bubble expansion or breakage caused by the cavitation phenomenon is also avoided, so that a vehicle has better driving stability at low-frequency large amplitude and high-frequency small amplitude, and the NVH performance is improved.

The utility model discloses a special-shaped welding machine with a water-cooled smoke purifier, which comprises a first moving track, a second moving track, a rotary moving platform and a welding gun, and further comprises the smoke purifier, the smoke purifier is positioned above the welding gun, the smoke purifier comprises a shell with a purifying layer inside, and the purifying layer is arranged in the shell. An air inlet pipe is arranged at the upper end of the shell, the air outlet end of the air inlet pipe is located in an inner cavity of the shell and connected with the air inlet end of an air extracting pump, a cooling water tank is arranged between the air extracting pump and the purification layer, and the air outlet end of the air extracting pump penetrates through an inner cavity of the cooling water tank and is connected with an aeration pipe; an air guide pipe is arranged on the cooling water tank in a penetrating mode, the lower end of the air guide pipe is located below the cooling water tank, and an air outlet pipe is arranged at the lower end of the shell. The water-cooled smoke purifier is arranged on the special-shaped welding machine, smoke water is cooled and then purified, and the smoke purification effect of the purification layer can be improved.

The invention belongs to the technical field of pneumatic conveying equipment, and particularly relates to a secondary zinc oxide production anti-overflow conveying device which comprises a gas conveying channel, one end of the gas conveying channel fixedly communicates with a conveying pipeline, and the end, away from the gas conveying channel, of the conveying pipeline fixedly communicates with a detection channel. The end, away from the conveying pipeline, of the detection channel fixedly communicates with a discharging pipeline. The turbulent flow assembly is used for avoiding the caking phenomenon in the secondary zinc chloride conveying process, the turbulent flow assembly comprises a rotating rod rotationally connected to the side wall of the gas conveying channel in a penetrating mode, and spiral turbulent flow blades are arranged on the peripheral side wall of the rotating rod; the outer wall of the gas transmission channel is fixedly connected with a driving part used for driving the rotating rod and the spiral turbulent flow blades to rotate. By arranging the turbulent flow assembly, when zinc hypochloride is conveyed, the spiral turbulent flow blade can be driven to rotate, gas is discharged to the conveying pipeline through the turbulent flow holes, and the zinc hypochloride is subjected to turbulent flow through impact of gas flow on the zinc hypochloride, so that caking is prevented.

The utility model discloses a contact assembly and a relay, the contact assembly comprises a push piece and a contact assembly which are in transmission connection, the contact assembly comprises a first static reed, a second static reed and a movable reed, the movable reed is arranged between the first static reed and the second static reed, the first static reed is provided with a normally closed contact facing the movable reed, and the second static reed is provided with a normally closed contact facing the movable reed. The movable reed is provided with a first movable contact facing the adaptive normally-closed contact of the first static reed, the second static reed is provided with a normally-open contact facing the movable reed, and the movable reed is provided with a second movable contact facing the adaptive normally-open contact of the second static reed; the movable reed comprises a movable reed body and a pushing part, the first movable contact and the second movable contact are installed on the movable reed body, one end of the pushing part is connected to the movable reed body and is close to the first movable contact and the second movable contact, and the pushing part is in transmission connection with the pushing part. The contact assembly provided by the utility model can reduce the pushing force and holding force required by the deformation of the movable contact spring, and improves the working stability of the relay.

The utility model relates to the technical field of auxiliary lifting equipment, and particularly discloses a cable turnover disc transfer device. The transfer device comprises a bearing part and lifting parts arranged at the two ends of the bearing part. Wherein the bearing part comprises two bearing rods which are arranged in parallel; the lifting part comprises two sets of lifting frames, each lifting frame comprises a telescopic frame, a hydraulic rod used for controlling the telescopic frame to stretch out and draw back, a plurality of moving wheels arranged at the bottom of the telescopic frame and mounting parts arranged at the two ends of the telescopic frame, and the two mounting parts on each lifting frame are connected with one end of each bearing rod in a mounted mode. The telescopic direction of the telescopic frame is perpendicular to the axial direction of the bearing rod. The transfer device has the advantages that the transfer device is simple in structure and convenient and rapid to use and operate; all the components are convenient to mount and dismount, and maintenance and replacement of the components are facilitated; and the bearing rods with the corresponding sizes can be selected according to the actual width of the turnover disc, and the overall applicability of the transfer device is wide.

The utility model provides a packaging box punching device, which relates to the technical field of punching devices, and comprises a workbench, a support frame arranged above the workbench, a group of support legs arranged at the bottom of the workbench, a collection box arranged on the inner sides of the support legs, and a group of support mechanisms arranged on one side of the workbench, the supporting mechanism is jointly composed of a first electric motor, a first threaded rod, a threaded connecting block, a second electric motor, a second threaded rod and a supporting block. A supporting mechanism composed of an electric motor, a threaded rod and a supporting block is arranged to achieve local supporting of different punching positions of a packaging box, a material leakage hole is formed in the middle of the supporting block, and the phenomenon that the punching positions deform when the packaging box is punched is avoided; the punching mechanism achieves the effect of automatic punching of the packaging box.

This invention relates to the field of cable gripper technology, specifically to a two-way locking cable gripper designed to prevent accidental detachment. It includes a cable gripper body, a rotating connecting sleeve fixedly connected to the side wall of the body, a rotating shaft sleeved inside the rotating connecting sleeve, and a clamping head sleeved on the outer ring of the rotating shaft. A clamping frame is welded to one side of the clamping head, a coupling wheel flange is connected to one side of the clamping frame, and a coupling wheel is connected to one side of the coupling wheel flange. An anti-detachment mechanism is provided at the top of the clamping head. An elastic mechanism and a friction mechanism are connected to one side of the cable gripper body. This invention achieves stable clamping of the cable based on the designed anti-detachment mechanism. Furthermore, the clamping component adopts a pin-type snap-fit ​​structure, which maximizes the fixation and clamping of the cable, avoiding the risk of detachment and ensuring higher safety.

The utility model relates to the technical field of livestock breeding, in particular to a cattle farm manger cleaning device which comprises a box body, two supporting plates are arranged at the top end of the box body, top plates are arranged at the top ends of the two supporting plates, electric telescopic rods are arranged at the ends, away from the supporting plates, of the top plates, and a forage collecting mechanism is arranged at the bottom end of one electric telescopic rod. The collecting mechanism comprises a first connecting plate arranged at the bottom end of one electric telescopic rod, a plurality of scraping claws are arranged at the bottom end of the first connecting plate at equal intervals, and the collecting mechanism and the scraping mechanism are used in cooperation. Forage in the feeding trough can be hooked and collected and forage at the bottom can be pushed and collected at the same time, an inner cavity of the feeding trough is dried under driving of a drying machine, meanwhile, the wind speed can blow the forage at the front end of a scraper to move, and the pushing force of the scraper to the forage can be relieved. And the ultraviolet disinfection lamp is arranged, so that the sterilization effect is achieved.

The invention discloses a variable fulcrum type transfer device, and belongs to the technical field of projectile body carrying, the variable fulcrum type transfer device comprises a transfer trolley, a supporting stand column, a lever component, a variable fulcrum mechanism and a driving mechanism, the bottom of the supporting stand column is connected with the transfer trolley, and the top of the supporting stand column is hinged to the lever component. The weight of the heavy object is converted into rolling friction force through the wheels at the bottom of the transfer vehicle, and the driving force of operators during transfer is reduced; through the arrangement of the variable fulcrum structure, the driving force for hoisting the heavy object is further greatly weakened, and the driving mechanism is arranged for the variable fulcrum structure, so that the arrangement of the variable fulcrum structure does not influence the up-and-down rotary motion of the lever component and the hoisting of the heavy object, and the driving mechanism is simple to control and can be operated only by pulling a driving rope. The variable fulcrum type transfer device is easy to operate and control, driving force of operators during transfer is greatly reduced, physical strength is greatly saved, and transfer can be achieved only by one person.

The utility model provides a transfer assisting system and medical equipment, comprising a handle used for bearing torque applied by a user; the torque sensor is connected with the handle; the driving unit is used for controlling the driving wheels to walk; the input end of the steering mechanism is connected with the handle through a torque transmission mechanism, and the output end of the steering mechanism is connected with the driving unit through a steering transmission mechanism; and the steering booster is in signal connection with the torque sensor, and the steering booster is in driving connection with the steering mechanism so as to increase the torque output by the output end. The transfer assisting system solves the technical problem that in the prior art, the equipment transfer efficiency is low.

There is provided a solenoid valve capable of stably controlling the flow rate or pressure of a fluid. A solenoid valve 1 of poppet-type includes: a valve body 51; a valve seat 40a on which the valve body 51 is to be seated; a solenoid 80 including a movable iron core 84, a rod 83, and a fixed iron core 82, and exerting a driving force on the valve body 51 in a valve closing direction; a spring 90 biasing the valve body 51 in a valve opening direction; and a valve housing 10 partially defining a valve chamber 4 in which the valve body 51 and the valve seat 40a are disposed. A spring chamber 5 in which the spring 90 is disposed is formed between the valve chamber 4 and the fixed iron core 82, and the valve body 51 isolates the valve chamber 4 and the spring chamber 5 from each other when the valve is opened.

A mower including a mower unit (8); a grass collector (10) configured to store mown grass; a guide duct extending from the mower unit (8) to the grass collector (10) and configured to guide grass mown by the mower unit (8) to the grass collector (10); and a fullness detector (20) configured to detect that the grass collector (10) has become full of mown grass, the fullness detector (20) including: a receiver (21) configured to be pressed toward a first side by mown grass in contact with the receiver (21); an urging member (22) urging the receiver (21) toward a second side opposite to the first side; a weight (23) to adjust a swing sensitivity of the receiver (21) to a press by mown grass; and a detection sensor (24) configured to detect that the receiver (21) has been pressed by mown grass.