22results about How to "Increased torque output" patented technology

The underwater two-stage planet corner speed reducer comprises a box body, an input flange and an output flange, an input shaft is vertically installed on the inner wall of the input flange through a bearing, a first bevel gear is installed at the end, extending into the box body, of the input shaft, and a sun gear tooth shaft is further transversely installed in an inner cavity of the box body; the outer wall of the sun gear shaft is sleeved with a second bevel gear meshed with the first bevel gear. A plurality of second-level planet gears are installed on the circumference of the tooth portion of the left end of the sun gear shaft in a meshed mode, a core shaft is installed in an inner hole of each second-level planet gear through a bearing, and each core shaft is fixedly connected with an output planet carrier. Sealing rings are installed in the input end cover and the output end cover, lubricating grease is filled in the input end cover and the output end cover, sealing performance of equipment is enhanced, and the sealing rings are prevented from being abraded by silt through baffles. And secondly, a two-stage planetary gear structure is adopted, two-stage speed reduction is achieved, and high-torque output is provided. Finally, due to the fact that the input shaft and the output shaft are vertically arranged, the structure is compact, and the problem of space limitation is adapted and relieved.

The invention discloses a three-pole suspension stator type permanent magnet bearingless switched reluctance motor and a control method, torque stators with the same phase number are arranged between suspension stator teeth of the motor, and permanent magnets are tightly arranged between the suspension stator and the torque stators to generate bias magnetic flux required by suspension; the cogging torque generated by the permanent magnets is small, and the torque generated by the torque winding is promoted; three teeth of the suspension stator are respectively wound with a suspension winding, one ends of the three suspension windings are connected together, and the other ends of the three suspension windings are connected into the three-phase full-bridge inverter. In the control process, two equivalent current given values which are perpendicular to each other can be obtained after the displacement ring is adjusted, the given value of the three-phase suspension winding current can be obtained only after current conversion, two radial suspension forces can be adjusted in real time through current chopping control, control is easy, and implementation is convenient. According to the invention, the motor torque is decoupled, the torque is short in magnetic circuit, and the suspension force / current ratio is large; the permanent magnets can be made of ferrite permanent magnet materials, cost is low, and application prospects are good.

The application relates to the technical field of intelligent mobile devices, in particular to a differential horizontal rudder wheel assembly which comprises a walking motor module, a steering motor module, a planetary reducer module and an optimized mechanical connection assembly. The walking motor and the steering motor are both servo motors, high-torque output and accurate control are realized by combining the planetary reducer; the mechanical structure is compact, the installation height is 340 mm, and the integration degree is high; the wheel body is made of polyurethane material, can bear 1500 kg and is suitable for complex working conditions; NPN normally open proximity switches are configured to realize closed-loop control. The application can provide high-precision and high-performance driving, is suitable for automatic devices such as intelligent logistics vehicles and AGV trolleys, meets the demand of complex working conditions and improves the operation reliability.

The invention discloses an integrated motor structure with a bidirectional power recovery function, which belongs to the field of permanent magnet synchronous motors and comprises a casing suite, and a motor casing integrated electric control junction box assembly is mounted on the casing suite. A motor through type output shaft is arranged at the position of a central shaft of the machine shell suite, and a plurality of sets of stator assemblies and rotor assemblies are arranged in the machine shell suite. The stator assembly is fixedly connected with the inner wall of the machine shell suite, a radial gap is formed between the stator assembly and the circumference of the motor through type output shaft, the rotor assemblies are fixedly arranged on the motor through type output shaft, and the wet brakes are arranged between the different rotor assemblies. The motor is compact in structure, small in size, light in weight, capable of providing larger torque output, capable of reducing loss energy, capable of improving efficiency and capable of achieving accurate speed and torque control. The device is fast in dynamic response, does not generate electromagnetic noise and vibration in the operation process, is relatively simple in structure, and is relatively long in service life and relatively high in reliability.

The utility model relates to the technical field of leachate back-spraying, and discloses a leachate back-spraying device for a household garbage incineration plant, which comprises an incinerator and a spraying pump arranged at the side part of the incinerator, the outlet end of the spraying pump is connected with a conveying pipe, the outlet end of the conveying pipe is connected with a flow dividing pipe, and the flow dividing pipe is connected with the incinerator. A plurality of spraying pipes are arranged on the side, close to the incinerator, of the flow dividing pipe and extend into a hearth of the incinerator. According to the percolate back-spraying device, the rotating water wheel, the output shaft and the cleaning rod with the bristles are integrated, the cleaning mechanism is driven through the energy of fluid, spraying holes can be continuously prevented from being blocked without external power, the spraying head is automatically closed in the non-spraying stage through the design of a normally-closed opening and closing plate, harmful smoke is effectively isolated, smoothness of the spraying holes is doubly guaranteed, and the percolate back-spraying device is convenient to use. Torque output is improved through the multi-stage impeller design, powerful cleaning is ensured, quick disassembly and maintenance are facilitated through the thread and flange connection mode, and the overall structure remarkably reduces the maintenance frequency and cleaning difficulty of the spray head.

This invention discloses an intelligent ventilation system and its control method based on a high-torque motor, solving technical problems such as insufficient heat dissipation, complex assembly, and poor sealing in existing technologies. The rotor assembly adopts an integral cast housing combined with polymer-bonded magnets, significantly improving structural strength and heat dissipation efficiency. The stator assembly features an innovative multi-slot winding design and a double-sealing structure, balancing high power density and long service life. The matching shaftless fan system achieves quick installation through a clamp structure, avoiding the complexity and safety hazards of traditional threaded connections. Furthermore, by introducing intelligent control and IoT technology, the ventilation system can adaptively adjust its operating mode according to changes in the surrounding environment or user needs, achieving healthy, safe, and hygienic ventilation. This invention is applicable to exhaust fans, fans, air purification equipment, and other fields, and features high efficiency, reliability, and ease of maintenance.

The invention discloses a dual-mode switching system for an excitation winding of a hybrid excitation motor and a current control method. The system comprises an armature winding, an excitation winding, a power converter and a relay switch. The armature winding and the excitation winding are respectively connected to different power converters for power supply. The armature winding and the excitation winding are connected or separated by controlling the relay switch. When the hybrid excitation motor does not need to adjust the magnetic field of the excitation winding, the excitation winding is connected in series with the armature winding by controlling the relay switch. At this time, the excitation winding, as a part of the armature winding, can increase the output torque of the motor. When the hybrid excitation motor needs to increase the magnetization or weaken the magnetic field of the excitation winding, the excitation winding is separated from the armature winding by controlling the relay switch, and the two work independently and in parallel, thereby improving the output torque of the motor. Moreover, each phase of the excitation winding in the hybrid excitation motor adopts a current intermittent working mode, thereby reducing the loss of the excitation winding and improving the working efficiency of the motor.

This utility model discloses a drive and feeding structure for use inside a spraying equipment, comprising: a drive system: a servo motor output end equipped with a pinion gear meshing with a planetary gear assembly; the planetary gear assembly includes two planetary gears mounted on a planetary carrier via pins, a gear ring meshing with the planetary gears, and a square keyway in the inner hole of the planetary carrier; a transmission system: one end of a transmission shaft is press-fitted to the keyway of the planetary carrier via a milled flat end, and the other end is equipped with a cam; a ball bearing is press-fitted onto the cam and mates with the inner hole of a connecting rod; the connecting rod has a ball-pin structure, and its U-shaped open end is connected to a plunger via a fixing pin and a retaining ring; and a pump system. This utility model adopts a planetary gear transmission structure combining a planetary carrier, double planetary gears, and an internal gear ring to achieve high torque output, smoother movement, and reduced pressure fluctuations.

The utility model relates to the technical field of mechanical transmission, in particular to a double worm and gear transmission mechanism of an actuating mechanism, which comprises a box body, a box cover is detachably fixed on the top surface of the box body, and a transmission component is arranged in the box body. The transmission assembly comprises two rotating columns rotationally connected with the inner wall of the left side of the box body, two worms of which rod bodies are coaxially fixed between the right side surface of the rotating column on the same side and the inner wall of the right side of the box body, and an input shaft which is coaxially fixed on the left side surface of one rotating column and is used for driving the two worms to rotate; and the two output shafts are rotationally connected with the inner walls of the front side and the rear side of the box body, penetrate through the surface of the front side of the box body and extend to the front side of the box body. By arranging the matching structure of the box body and the detachable box cover and the transmission assembly, the problems of serious abrasion, stress concentration, large transmission fluctuation, limited load capacity, inconvenience in equipment maintenance and the like caused by single-point stress in traditional single worm gear transmission are solved.

The utility model provides a joint module and robot relates to joint module field, and joint module includes shell assembly and is located in the hollow axle, motor, transmission mechanism and double encoder of shell assembly, shell assembly forms first chamber, second chamber and third chamber along the axial distribution in proper order, and the hollow axle penetrates first chamber and second chamber, is equipped with double encoder in first chamber, is equipped with motor in second chamber, and the motor includes the rotor of sleeveing on the hollow axle and the stator of being equipped with in the inside of rotor, transmission mechanism includes transmission connection primary reducer subassembly, secondary reducer subassembly and tertiary reducer subassembly in proper order, and primary reducer subassembly and secondary reducer subassembly are equipped with in second chamber, and tertiary reducer subassembly is equipped with in third chamber, and the input end of primary reducer subassembly is linked with rotor. The utility model has realized the compact layout of tertiary planetary reducer structure and double encoder in the same axial space, has realized high torque output and high accuracy detection.

This invention discloses a high torque density magnetic harmonic reducer axial permanent magnet servo motor. The axial field-modulated motor includes a stator, a left rotor, a right rotor, permanent magnets, and armature windings. The radial magnetic harmonic reducer includes a stator, an outer rotor, an inner rotor, permanent magnets, and ball bearings. This invention integrates the stator of the magnetic harmonic reducer with the stator of the field-modulated motor, directly connecting them and eliminating the mechanical reducer structure of traditional servo systems, effectively reducing the overall weight of the servo system. The field-modulated motor uses an axial structure to improve the torque density of the servo system. The magnetic harmonic reducer uses a radial structure embedded in the hollow space inside the field-modulated motor to achieve a lightweight, highly integrated servo system design. Both the field-modulated motor and the magnetic harmonic reducer use surface-mounted permanent magnet structures to reduce torque ripple.

The utility model relates to the technical field of automobile exhaust, especially relates to a car exhaust pipe structure, including the front section, the middle section and the rear section that connect gradually, the front section is connected with catalytic converter and is provided with the variable cross section mechanism that can change its inside radial flow area, the rear section's tail end is equipped with the variable tail throat structure that can change the exhaust emission space, can optimize the engine performance.

The invention provides an anti-rollover stable base and method of a derrick set and relates to the technical field of derrick bases, the base comprises a base body and a derrick body, the lower surface of the base body is fixedly connected with a movable frame, the annular side face of the base body is rotationally connected with a connecting ring, and the front side and the rear side of the base body are each provided with a fixed rod; the lower surfaces of the two fixing rods are rotationally connected with two spiral drill bits, first motors are arranged above the two fixing rods, the base body is movably connected with the derrick body in a sleeving mode, and the two pairs of spiral drill bits rotate so that the two pairs of spiral drill bits can cut into the ground and gradually go deep into the ground along with continuous rotation of the spiral drill bits. The base body is stably anchored to the ground by means of interaction force between the spiral blades and soil, and large friction force and anchoring force are formed with the soil, so that compared with a traditional earth surface anchoring mode, the risk that the base body is overturned is greatly reduced, and the stability and safety of the whole derrick set are improved.

The invention provides a fuel supply system of an in-cylinder double direct injection engine, and relates to the technical field of fuel supply. Comprising a high-pressure oil pump subsystem, a low-pressure oil pump subsystem, a fuel filter subsystem, a fuel guide rail subsystem, an oil sprayer subsystem, a fuel pressure sensor subsystem, a fuel control unit subsystem, a fuel tank subsystem and a fuel pipeline subsystem. According to the intelligent fuel oil supply system, fuel oil consumption is effectively reduced through a wireless fuel oil monitoring and control subsystem such as a variable flow fuel oil distribution subsystem and an intelligent fuel oil preheating subsystem, compared with a traditional fuel supply system, the fuel oil cost of a user is greatly saved, and the application of the wireless fuel oil monitoring and control subsystem and the fuel oil control subsystem based on artificial intelligence is more convenient. Remote real-time monitoring and intelligent control of the fuel oil system are achieved, a user can conveniently know the state of the system in time and conduct necessary adjustment, and meanwhile the self-adaptive capacity and the response speed of the system are improved.

This utility model relates to a transition gear drive device, belonging to the technical field of window openers. It includes a base with an end cover on the base, and a transition gear assembly extending from both ends of the end cover between the base and the end cover. The transition gear assembly includes a planetary geared motor. One end of the planetary geared motor has a driving output shaft that is inserted and fixedly positioned within the motor, and a driving gear is mounted on the driving output shaft. The other end of the planetary geared motor has a driven output shaft with a driven gear. A transition shaft, parallel to the planetary geared motor, is located on the side of the motor, with transition gears at both ends that mesh with the driving and driven gears, respectively. It features a simple structure, good performance, and strong operational stability. It is a precision mechanical transmission unit integrating drive, reduction, torque conversion, and direction adjustment. It uses a single-output shaft motor, achieving dual-output shafts at both ends of the motor through gear connection.

The invention relates to the technical field of motors, in particular to a high-magnetism-gathering anti-saturation less rare earth permanent magnet and electromagnetic salient pole hybrid excitation motor which comprises a front end cover, a machine shell, a rear end cover, a rotating shaft, a stator and a rotor. The rotor is composed of a rotor iron core, neodymium iron boron permanent magnet steel, ferrite permanent magnet steel and an excitation winding, an even number of salient poles are uniformly distributed on the rotor iron core, arc-shaped contours are processed on two sides of a pole body of each salient pole to form a gourd-like excitation winding groove, the excitation winding is wound in the gourd-like excitation winding groove, and the excitation winding is wound in the excitation winding groove. Magnetic steel grooves for placing ferrite permanent magnet steel are formed in the outer sides of the gourd-like excitation winding grooves; and magnetic steel grooves for placing neodymium iron boron permanent magnet steel and arc-shaped magnetic isolation grooves are formed in the salient pole shoes. According to the invention, the magnetism gathering performance of the salient pole rotor can be effectively improved, the air gap flux density waveform can be improved, the distortion rate can be reduced, and the design of the gourd-like excitation winding grooves can effectively reduce the magnetic circuit saturation of the rotor and improve the torque performance of the motor.

The invention discloses a novel slotted disc type permanent magnetic eddy current coupling, which comprises an active disc, an active shaft, a driven disc and a driven shaft, wherein the active disc comprises a back iron disc I and a magnetic ring, the driven disc comprises an eddy current combination disc and a back iron disc II, the eddy current combination disc comprises an eddy current disc body, a plurality of left iron blocks and a plurality of right iron blocks, the left and right end faces of the eddy current disc body are both provided with rectangular grooves or fan-shaped grooves in an annular array, and the number of grooves on the left and right end faces is equal, the grooves on the left and right end faces are arranged alternately along the circumferential direction of the eddy current disc body, any groove on the left end face and any groove on the right end face do not overlap in the circumferential direction of the eddy current disc body, each groove on the left end face of the eddy current disc body is provided with a left iron block, and each groove on the right end face of the eddy current disc body is provided with a right iron block. The slotted disc type permanent magnetic eddy current coupling of the invention can effectively improve the transmission torque of the coupling while greatly reducing the fluctuation of the torque.

A permanent magnet synchronous motor includes a stator, a rotor, and a plurality of permanent magnets. In the circumferential direction, each of the plurality of permanent magnets has a first magnet end and a second magnet end. In the circumferential direction, each recess of the plurality of permanent magnets has a first recess end and a second recess end. When the distance between the first magnet end and the first recess end is set as L1, and the distance between the second magnet end and the second recess end is set as L2, L1 is not equal to L2.

The present invention relates to the field of motor design, and discloses a radial magnetic field composite motor, comprising a rotating shaft, a first bearing surrounding the rotating shaft, an inner stator surrounding the first bearing, an inner rotor surrounding the inner stator, a magnetic isolation ring surrounding the inner rotor, an outer rotor surrounding the magnetic isolation ring, and an outer stator surrounding the outer rotor; air gaps are provided between the outer stator and the outer rotor and between the inner stator and the inner rotor; the inner stator is rotatably connected to the rotating shaft through the first bearing, and the outer rotor is fixedly connected to the inner rotor through the magnetic isolation ring; the outer rotor, the magnetic isolation ring and the inner rotor constitute the motor rotor, and are fixedly connected to the rotating shaft through a rotor bracket, and the outer stator is fixed on the housing and rotatably connected to the rotating shaft. The present invention meets the requirements of low-speed, high-torque and wide speed regulation range operation of the driving motor under the premise of improving the operating reliability of the permanent magnet and avoiding irreversible demagnetization of the permanent magnet due to weak magnetic speed regulation and high temperature.

The invention relates to the technical field of automobile charging ports, and discloses an actuator for an automobile door handle, the actuator comprises a shell, a top cover is welded to the top of the shell, a driving plate is fixedly connected to the side wall of an inner cavity of the shell through bolts, a PCB is fixedly connected to the surface of the driving plate, and a clutch gear mechanism is arranged in the shell; through cooperative use of the control system and other related components, the charging efficiency is improved, the user experience is improved, potential safety hazards in the charging process can be prevented, the ice breaking function is achieved, better use convenience can be provided, the fault and maintenance frequency is reduced, the reliability of the charging port assembly is improved, and the charging port assembly is suitable for popularization and application. Meanwhile, the use of parts and the complexity of an assembly process can be reduced, the cost and the manufacturing risk are reduced, the requirements under different application scenes can be met, and more choices and flexibility are provided.

The invention relates to a dynamic-phase permanent-magnet direct-current brushless motor and a driving control method thereof, and is characterized in that a rotor of the motor is formed by butting an even number of arc-shaped permanent magnets with different magnetic polarities, a stator is formed by an even number of tooth poles, and two tooth poles positioned on a diameter line form an excitation pole pair; the single-chip microcomputer controls the switch driving circuit in real time to combine each excitation pole pair of the stator into a current maintaining pole pair unit and a current reversing pole pair unit according to the position of the rotating rotor, and provides forward or reverse current for the two types of units in real time. The number of excitation pole pairs of the two types of units can be changed, and coordinate positions of magnetic polarities of tooth poles of the two types of units are also changed, so that a rotating magnetic field is formed. The motor eliminates negative torque, is continuous in torque, small in pulsation, high in reliability and high in fault tolerance, can meet the requirement of being matched with technical parameters of operation equipment, and can also achieve intelligent motor closed-loop automatic adjustment to meet the operation requirements of the use equipment for the rotating speed, the torque and the like.

The invention discloses a torque control method and device for a dual-motor hybrid power system, and relates to the technical field of vehicle engineering, and the method comprises the steps that a hybrid power controller receives the requirement of a driver for driving torque; reducing the sum of the torques of the internal combustion engine, the first motor and the second motor to a target torque value by keeping the torque of the internal combustion engine constant and reducing the torques of the first motor and the second motor; increasing the torque of the first electric machine while reducing the torque of the internal combustion engine so that the sum of the torques of the internal combustion engine and the first electric machine is kept near zero; and the clutch device is switched from the closed state to the open state. According to the technical scheme, smooth switching of the working modes of the dual-motor hybrid power system can be achieved, the comfort degree in the driving process is improved, and high application value is achieved.