35results about How to "Accurate and reliable transmission" patented technology

A system and method are provided for ensuring reliable data transfers by automatically recovering from un-correctable errors detected in data traversing throughout a system and being retrieved from an unreliable intermediate data buffer between a first memory and a secondary slower memory. Additionally, measures to compensate for the use of unreliable or error-prone components and interconnects, such as, for example, SRAM memory as a temporary buffer are provided. Further, measures to detect and correct errors—whatever the type—injected or occurring at any stage throughout traversal of the system are provided.

The invention provides a locking and unlocking mechanism assembly for charging. The locking and unlocking mechanism assembly for charging comprises a locking mechanism and a rotating unlocking body. The locking mechanism is used for locking or unlocking a battery assembly, so that the battery assembly and a car body are fixed or separated; the rotating unlocking body comprises a locking and unlocking assembly, a linear drive assembly and a transmission structure; the locking and unlocking assembly is used for being abutted against the locking mechanism and providing a pushing force for unlocking the locking mechanism so as to provide a torque for driving the locking mechanism to rotate; the transmission structure is used for connecting the linear drive assembly and the locking and unlocking assembly, and converting linear motion into rotation motion; and the linear drive assembly drives the unlocking assembly to act on the locking mechanism through the transmission structure, so that the battery assembly is locked or unlocked. The locking and unlocking mechanism assembly for charging provided by the invention is ingenious in structure and reasonable in design; and the linear drivedevice is adopted as a power source, so that no speed reduction structure is needed, and the overall cost is effectively reduced; and meanwhile, the transmission manner is accurate and reliable, so that a load requirement of quick charging of a new energy vehicle is met, and the locking and unlocking mechanism assembly for charging is convenient to popularize and apply.

The invention provides a five-degree-of-freedom robot tail end transmission mechanism which comprises two rotating joints and two servo motors. Rotating axis lines of the rotating joints are orthogonal, and the servo motors are parallelly mounted in the rear. The first servo motor decelerates through a harmonic reducer component and then transmits power to the first hollow rotating joint through a pair of straight gears, so that the first rotating joint rotates, the straight gears are of staggered tooth structures to eliminate a rotary clearance, the second servo motor drives a transmission shaft, the transmission shaft penetrates the first rotating joint and is coaxial with the first rotating joint, the second servo motor is orthogonally transmitted through a pair of bevel gears, then decelerates through a second harmonic reducer component and drives a tail end output shaft, and an axis of the second servo motor is parallel to that of the first servo motor. The transmission mechanism can compress space occupied by the tail end of a robot, so that the robot is compact in structure and accurate and reliable in transmission and has a wide rotating range.

The invention provides a rotating locking and unlocking device. The rotating locking and unlocking device comprises a rotating unlocking body, wherein the rotating unlocking body comprises a locking and unlocking assembly, a linear driving assembly and a transmission structure, the locking and unlocking assembly is used for abutting against a locking mechanism and providing a pushing force for unlocking the locking mechanism and is used for providing torque for driving the locking mechanism to rotate, the transmission structure is used for connecting the linear driving assembly and the lockingand unlocking assembly and is used for converting linear movement into rotating movement so as to enable the linear driving assembly to drive the locking and unlocking assembly through the transmission structure to act on the locking mechanism. The rotating locking and unlocking device has the advantages that the structure is ingenious, the design is reasonable, the linear driving device is adopted as a power source, a speed reducing structure is not needed, the overall cost is effectively reduced, meanwhile, the transmission mode is accurate and reliable, the load requirement for rapid battery change of a new energy vehicle is met, and popularization and application are facilitated.

The invention discloses a bevel gear differential-motion human eye movement imitating mechanism. The bevel gear differential-motion human eye movement imitating mechanism comprises a left eyeball movement mechanism, a right eyeball movement mechanism and an eyelid movement mechanism. As for each eyeball movement mechanism, two central bevel gear, a bevel planet gear and a tie rod constitute a differential gear train, each bevel planet gear is in rigid connection with each eyeball, independent rotation of the two central bevel gears is achieved through motors, the independent rotation is combined into rotation of two degrees of freedom of the bevel planet gears, and therefore the eyeballs can rotate with the two degrees of freedom in the vertical direction and the horizontal direction. Two eyelids are in rigid connection with each other through a rotary shaft and a synchronous belt wheel, the other belt wheel is in rigid connection with one motor, the two belt wheels are in transmission with each other through a synchronous belt, and opening and closing of the eyelids can be achieved through rotation of the motors. The bevel gear differential-motion human eye movement imitating mechanism is compact in structure, small in occupied space, and flexible, accurate and reliable in movement, the left eyeball and the right eyeball are independent from each other, and the two eyeballs can move in the same direction and in the different directions.

The invention is applicable to the technical field of workpiece feeding, and discloses an automatic feeding device of the spherical workpiece with an axle hole. The device comprises a discharge component, a taking component and a driving component, wherein the discharge component is provided with a discharge hole and is used for conveying the workpiece to the discharge hole; the taking component is used for sucking or clamping the workpiece; the driving component is used for driving the taking component to handle the workpiece on the taking component to a next station; the discharge component is connected with a height limiting baffle plate for keeping the axle hole of the workpiece facing towards the taking component. The automatic feeding device of the spherical workpiece with the axle hole can realize accurate conveying of the spherical workpiece with the hole and has high degree of automation, the conveying process is accurate and reliable, the conveying efficiency is high, the equipment cost is low, and popularization and use are facilitated.

The invention relates to the technical field of electric toothbrushes, in particular to a brush head of an electric toothbrush. The brush head comprises a shell and a bottom plate, an installing base is arranged at the head end of the shell, the first end face of the bottom plate is rotationally installed in the installing base, and bristles are arranged on the second end face of the bottom plate; a transmission rod, a rotating shaft, a sleeve and a T-shaped rod are arranged in the shell, an eccentric clamping groove formed in the axial direction of the bottom plate is formed in the first end face of the bottom plate, the transmission rod is driven to rotate, the rotating shaft is fixedly connected with the transmission rod and rotates along with the transmission rod, an eccentric hole is formed in the axial direction of the rotating shaft, the sleeve is fixedly inserted into the eccentric hole, a rod part of the T-shaped rod is telescopically inserted into the sleeve, and a cap part of the T-shaped rod is rotationally inserted into the eccentric clamping groove. The brush head is simple in structure, low in cost, high in cleaning capacity, and stability of the transmission mechanism can be kept after long-term use.

When, according to the invention, a multistage planetary gear is constructed with a clutch/brake device (8, 21, 22) and these devices are constructed as remote-controlled or automatically operating clutches/brakes, it is possible to construct multistage gears which are compact, and which are reliable in operation. The gear stages are configured as cooperating tooth engagements (6, 6.1, 6.2) on rotating parts, which ensures the function at high speeds of rotation and allows transfers of great power.

The invention is applicable to the field of medical instruments, and provides a test paper pushing method and device and a urine analyzer. The test paper pushing method comprises the steps that a paper pushing piece is driven to rise, the paper pushing piece is used for horizontally moving test paper, the paper pushing piece is lowered, and the paper pushing piece is horizontally moved and reset.The test paper pushing device comprises a bottom box and a tray, wherein the tray covers the bottom box, the tray comprises a sampling position and a detection position, the paper pushing piece is arranged in the bottom box, and the paper pushing piece is connected with a first driving assembly and a second driving assembly. The urine analyzer comprises a sample application device and a urine analysis device, and further comprises the test paper pushing device. According to the test paper pushing method and device and the urine analyzer, the test paper pushing method is ingenious in step arranged, and is accurate and reliable in conveying, in addition, the test paper pushing device is simple and convenient to manufacture and low in manufacturing cost, the production cost of the urine analyzer is reduced, the detection performance of the urine analyzer is improved, and meanwhile, the detection cost is reduced.

The invention relates to a hydraulically-driven shackle hook. The hydraulically-driven shackle hook comprises a hook body, a second bearing is mounted on the lower portion of a first bearing which is mounted at the top of the hook body, a bearing fixing device is connected with a hook fixing device which is connected with a hydraulic device fixing frame, a hydraulic device with a hydraulic cylinder is mounted on the hydraulic device fixing frame, and an electromagnetic valve is mounted on the hydraulic cylinder and connected with a storage battery and a wireless signal receiver. The hydraulic cylinder is connected with a connecting rod which is connected with a connection base, the hook fixing device is connected with a pulley block fixing frame, an anti-collision protective device is mounted at the top of the pulley block fixing frame, a pulley shaft is mounted on a pulley block which is mounted in the pulley block fixing frame, and the hook body is provided with an unhooking preventing protection device. The hydraulically-driven shackle hook has advantages of reasonable design, convenience in mounting and utilization, time saving, labor saving, high operation efficiency, realization of precision 90-degree rotation, effectiveness in rotation control, safety, reliability, wide application range and long service life.

The invention discloses a turnover type basketball stand with a clamped ball taken out conveniently and a use method thereof. The basketball stand comprises a basketball rod, a basketball plate, a basketball frame, a rotating plate, a lever, a push rod and a transmission device; the rotating plate is rotationally arranged on the basketball plate, an axis of a rotating shaft of the rotating plate is located on a plane where the basketball plate is located, the basketball plate is arranged at the front end of the basketball rod, the lower end of the lever is an operating end, the middle upper portion of the lever is pivotally connected to the basketball rod, the upper end of the lever is movably connected to the rear end of the push rod, the basketball frame is arranged on the front side face of the basketball plate, and the front end of the push end is connected with the rotating plate through the transmission device and can drive the rotating plate to rotate. The turnover type basketball stand with the clamped ball taken out conveniently and the use method thereof have the advantages that the structure is reasonable, the operation saves labor and is convenient, a basketball clampedbetween the rotating plate and the basketball frame can be stirred to fall off.

The invention discloses a three-stage telescopic fork. The three-stage telescopic fork includes a frame body arranged as a first stage telescopic fork, and the middle part of the frame body is provided with a motor mechanism for outputting power at both ends in the length direction of the frame body; two power outputting ends of the motor mechanism are correspondingly connected with one ends of first transmission shafts, and the other ends of the first transmission shafts are connected with first transmission gears; and a left telescopic fork mechanism is arranged at the top of one of the first transmission gears which is arranged at the left end of the frame body, a right telescopic fork mechanism is arranged at the top of the other one of the first transmission gears which is arranged atthe right end of the frame body, the left telescopic fork mechanism and the right telescopic fork mechanism are bilaterally symmetrical, and the left telescopic fork mechanism and the right telescopic fork mechanism synchronously extend outwards or shrink inwards to carry and transfer cargo. Compared with the prior art, the three-stage telescopic fork has the advantages of compact structure, precise operation, and reliable application.

The invention discloses a digital microwave signal adjusting circuit. The digital microwave signal adjusting circuit comprises an input impedance matching module, a baseband transmission modulation module and an output impedance matching module, wherein the input impedance matching module is used for carrying out isolation processing on the digital microwave signal, and transmitting the isolated digital microwave signal to an LC network for impedance matching; the baseband transmission modulation module comprises a signal lifting unit and a phase shift adjusting unit, the signal lifting unit has a good anti-noise effect and anti-attenuation performance, Gaussian noise is effectively suppressed, and nonuniformity and distortion of signals in a transmission band are prevented; and the phaseshift adjusting unit ensures the high utilization rate of bandwidth in the modulation process, enables phase shift adjustment to be more precise and effective, greatly reduces the error rate of signals, and finally outputs the signals after output impedance matching processing, so that digital microwave signal transmission is more accurate and reliable.

The invention provides a device for removing large particles on a membrane surface and membrane coating equipment, and relates to the technical field of battery production. The device for removing large particles on the membrane surface comprises a bottom roller mechanism, a scraping roller mechanism and a driving mechanism. The bottom roller mechanism is used for pulling a membrane, the output end of the driving mechanism is connected with the scraping roller mechanism and can drive the scraping roller mechanism to get close to the bottom roller mechanism, so that the distance between a scraping roller of the scraping roller mechanism and a bottom roller of the bottom roller mechanism is smaller than the particle size of the large particles. The membrane coating equipment comprises a coating device, a winding device and the device for removing large particles on the membrane surface. The device for removing large particles on the membrane surface removes the large particles so that the coated membrane is not punctured by the large particles after use in making a battery. The service life and safety of the battery are prevented from being affected. The membrane coating equipment can carry out large particle cutting on the coating, and the coating quality is guaranteed.

The embodiment of the invention discloses a switching method, equipment and system. The method can comprise the steps that: an S-GWC receives an S-GW change identifier transmitted by a mobile management entity MME; the S-GWC determines an updated S-GWU according to the S-GW change identifier, and sends an updating feedback message to the MME; the S-GWC receives a deletion request sent by the MME, and deletes the S-GWU before updating according to the deletion request; and the S-GWC sends a response message after deletion completion to the MME.