43results about How to "Affected position" patented technology

The invention discloses an internally-arranged angle sensor all-in-one ultrasonic motor servo control system and relates to servo control over ultrasonic motors. The internally-arranged angle sensor all-in-one ultrasonic motor servo control system comprises a command module, a compensation module, a digital processing module, a drive panel and an all-in-one actuating mechanism. The command module sends out commands to the compensation module, and the compensation module converts the commands into frequency control signals and transmits the frequency control signals to the digital processing module; the digital processing module processes the frequency control signals into square signals and transmits the square signals to the drive panel, the drive panel amplifies the square signals and then inputs the square signals to the all-in-one actuating mechanism, the all-in-one actuating mechanism is a hollow ultrasonic motor with an internally-arranged angle sensor, the angle sensor feeds back speed and position information, the speed and position information reaches the compensation module after passing through the drive panel and the digital processing module, through comparison, compensation and conversion, newly-generated frequency control signals are transmitted to the drive panel, and therefore closed-loop control is achieved. The internally-arranged angle sensor all-in-one ultrasonic motor servo control system has high reliability, high precision and good environmental suitability, and is especially suitable for being used as shaft end servo control systems of platforms with multi-degrees of freedom.

The invention discloses a spool mechanism for textile machinery. The spool mechanism comprises a base, wherein fixed columns are fixedly connected with the two sides of the top of the base; and a shell is fixedly connected with the tops of the fixed columns. According to the spool mechanism, through cooperative application of the base, the fixed columns, the shell, a pull ring, a movable rod, a first spring, a movable plate, a stabilizing mechanism, a limiting plate, a connecting rod, a fixture block, a spool body, a protective plate, a clamping groove, a movable sleeve, a rotary knob, a threaded rod, a threaded hole, a threaded groove, a fixed plate, a groove and a support mechanism, the problems that the existing spool mechanism for textile machinery is inconvenient to dismantle, plentyof manpower and material resources are consumed, the labor intensity of a worker is increased, application is affected, and during the dismantling process, the protective effect is poor to cause slipof the spool and damage to a textile and inconvenience to a user are solved. The spool mechanism has the advantages of being convenient to dismantle and excellent in protective effect during the dismantling process and deserves popularization.

The invention belongs to the technical field of medical instruments, and particularly relates to a gynecological tumor sampling device. The device comprises a cylindrical shell; a supporting pipe is fixedly connected to the front face of the cylindrical shell; the end part of the supporting pipe fixedly communicates with a sampling head; the inner wall of the supporting pipe is slidably connectedwith a plugging piston; a first screw rod is rotationally connected to the back surface of the plugging piston; an annular moving disc, a supporting rod, a mounting ring, a mounting cavity, a tool rest, an air cylinder, a blade, a moving sliding block, a moving sliding groove, a second screw rod, a supporting plate, a follow-up gear and a driving gear are arranged, and the position of the blade can be flexibly adjusted, so that the sampling head is prevented from being blocked during sampling; and after sampling is completed, the blade can be moved and gets close to the sampling head, an opening of the sampling head is pressed for partial plugging, and pressing is carried out, so that a tumor block is prevented from sliding out of the sampling head, and smooth sampling is guaranteed.

The invention provides equipment used for conducting positioning and pressure maintaining on an L-shaped part, and belongs to the technical field of pressure maintaining equipment. The equipment comprises a base, a positioning part, a first frame, a first pressing fit part, a second pressing fit part, a second frame, a horizontal segment positioning structure and a vertical segment positioning structure. When the equipment is used for maintaining the pressure of the L-shaped part, part dislocation can be effectively avoided, the quality of the whole product is kept, and meanwhile the mechanismhas the advantage that commissioning is convenient.

The invention discloses a filtering mechanism for a drain outlet of a water tank. The filtering mechanism comprises a water tank body, a groove is formed in the bottom of an inner cavity of the watertank body, the bottom of the water tank body communicates with a blow-off pipe used in cooperation with the groove, a fixing ring is movably connected to the inner cavity of the groove, and a connecting pipe is fixedly connected to the bottom of the fixing ring. The water tank body, the groove, the blow-off pipe, the fixing ring, the connecting pipe, a clamping ring, a filtering sleeve, a fixing rod, a fixing block, a flow guide block, a water outlet, a fixing column, a movable rod, a spring, a limiting plate, a clamping block and a stabilizing mechanism are arranged and used in a matched mode, the problem that an existing filtering mechanism of the drain outlet of the water tank does not have the function of preventing peculiar smell from diffusing, peculiar smell can be emitted out through the drain outlet, air pollution of a kitchen can be caused, and thus use of a user is affected is solved, and the filtering mechanism has the advantage of preventing peculiar smell from diffusing.

The invention relates to a high-safety high-reliability solar water heater with an adjusting function. The high-safety high-reliability solar water heater comprises a base, a supporting plate, a bottom plate, a supporting column, a water tank, a connection pipe and a plurality of heat collecting pipes, and further comprises an adjusting mechanism and a protective mechanism; the protective mechanism comprises a driving assembly and a plurality of protective assemblies; each protective assembly comprises a first bearing, a worm gear, a protective plate, a guide unit and two struts; and the adjusting mechanism comprises a rotary shaft, a second bearing, a power assembly and a limiting assembly. According to the high-safety high-reliability solar water heater with the adjusting function, the protective plates shield the heat collecting pipes, the probability that hail collides the heat collecting pipes is reduced, accordingly, the damage probability of the heat collecting pipes is reduced,and the equipment safety and reliability are improved; and through the adjusting mechanism, the direction of the heat collecting pipes can be adjusted, the heat collecting pipes are made to right face towards sunlight, and the use rate of the sunlight is increased.

The invention discloses a flat solar based external-hanging windproof heat collection plate and relates to the technical field of flat solar energy. The flat solar based external-hanging windproof heat collection plate comprises a heat collection plate body, a mounting base, an adjusting assembly and a turnover shell. One surface of the mounting base is provided with a mounting cavity. A pluralityof sliding rails are fixed to one inner wall of the mounting cavity side by side. An air velocity transducer and a control device are fixed to the top surface of the mounting base. The adjusting assembly comprises a plurality of electric push rods and a plurality of supporting rods. The electric push rods are fixedly connected with the inner top surface of the mounting cavity through the mountingbase. According to the flat solar based external-hanging windproof heat collection plate, the angle between the turnover shell and the mounting base can be adjusted through the adjusting assembly, and the heat collection plate body can be adjusted to the optimal photoreceptive angle; the air velocity of the outside can be detected through the air velocity transducer; the electric push rods can becontrolled to retract through a processor and can drive the turnover shell and the heat collection plate body to be stored into the mounting cavity; and the problems that an existing external-hangingheat collection plate is poor in windproof effect and the photoreceptive angle cannot be adjusted are solved.

The invention discloses a plank punching device, which comprises a workbench, a support frame, a cross bar, a hydraulic cylinder, a motor, a transmission wheel, and a drill rod. The support frame is arranged on both sides of the workbench. A hydraulic cylinder is respectively arranged on each supporting frame, and the piston rods of the two hydraulic cylinders are connected by a cross bar. The cross bar is provided with a motor and a plurality of transmission wheels, and the motor is connected with the transmission wheel through a belt. The center of the transmission wheel There is a drive rod connected with the drill rod, the end of the drive rod is provided with an internal thread opposite to the drive wheel, the upper end of the drill rod is provided with an external thread and connected with the end of the drive rod, and the cross bar is provided with There is a compacting cylinder for compacting the plank, the piston end of the compacting cylinder is connected with a compacting block, and the workbench is provided with a punching groove arranged horizontally. The device can punch a plurality of holes at the same time, has high efficiency, and the punching position is accurate.

The invention discloses a board punching device. The board punching device comprises a worktable, supporting frames, a cross rod, hydraulic cylinders, a motor, transmission wheels and drilling rods, the supporting frames are arranged on the two sides of the worktable, and the two supporting frames on the two sides of the worktable are each provided with the corresponding hydraulic cylinder. Pistonrods of the two hydraulic cylinders are connected through the cross rod, the cross rod is provided with the motor and the multiple transmission wheels, and the motor is connected with the transmission wheels through a belt. Transmission rods connected with the drilling rods are arranged in the centers of the transmission wheels, inner threads which are opposite to the transmission wheels in direction are arranged at the ends of the transmission rods, and the upper ends of the drilling rods are provided with outer threads and connected with the ends of the transmission rods. The cross rod is provided with a pressing air cylinder for pressing a board, the piston end of the pressing air cylinder is connected with a pressing block, and a horizontal punching groove is formed in the worktable.According to the board punching device, a plurality of holes can be punched at the same time, the efficiency is high, and the punching position is accurate.

The invention relates to the technical field of civil air defense basements, and discloses a counter-pulling device for reinforcing a top plate beam of a civil air defense basement. The counter-pulling device comprises the top plate beam and a bearing beam, wherein the bearing beam is perpendicular to the top plate beam, and the top end of the bearing beam is fixedly connected with the bottom of the top plate beam; a fixing block is fixedly connected to the outer side of the bearing beam in a sleeving mode, and the outer section of the fixing block is of an annular structure; screw rods are symmetrically arranged on the upper surface of the fixing block, and the two ends of the screw rods are correspondingly and rotationally connected with the fixing block and the top plate beam through bearing seats; the screw rods are connected with the fixing block through driving assemblies, and matched nuts are connected to the screw rods in a threaded and sleeving mode; and two concentric-square-shaped plates which are symmetrical about the bearing beam are arranged on the top plate beam in a sleeving mode, connecting rods are hinged to the bottoms of the concentric-square-shaped plates, and the two connecting rods are symmetrically arranged. According to the counter-pulling device, reinforcing supporting points of the top plate beam can be conveniently adjusted according to actual building requirements, moreover, a locking function is achieved, and the positions of the reinforcing supporting points are effectively prevented from being changed.

The invention discloses an adjustable clamping device for safety door frame machining. The adjustable clamping device comprises a supporting mechanism for supporting, clamping mechanisms for clampingand an anti-loosening mechanism for loosening prevention. A transverse adjusting mechanism is mounted on the supporting mechanism. A longitudinal adjusting mechanism is arranged on one side of the transverse adjusting mechanism. Height adjusting mechanisms are mounted at the upper end of the transverse adjusting mechanism and the upper end of the longitudinal adjusting mechanism correspondingly. According to the adjustable clamping device, through the cooperation mode of threads and sliding blocks, the positions of the clamping mechanisms can be adjusted rapidly, thus, the adjustable clampingdevice adapts to door frames of different sizes, and the practicability is improved; through the self-locking property of a screw, the stability during fixing can be guaranteed; a separation shaft isused for switching between two-section structures, thus, manual adjustment and an anti-loosening mode can be switched, and mutual influence is avoided during adjustment; and when fixing is needed, ananti-loosening motor is used for effective loosening prevention, the situation that the positions of the door frames are affected by vibration generated in the machining process is avoided, and the precision is improved.

The invention belongs to the technical field of medical instruments, and particularly relates to a differential value compensation mechanism applied to a manipulator. The invention provides the differential value compensation mechanism applied to a manipulator, aiming at the problems that a steel wire rope is tightened or loosened when the manipulator moves to other positions in the prior art, so that the steel wire rope drives a forceps head to generate slight position offset, the independent control of the forceps head cannot be realized, and the operation of medical personnel is inconvenient. The ifferential value compensation mechanism applied to a manipulator comprises a clamp head seat, a clamp head assembly, a second control rope and a tensioning wheel assembly, and further comprises a differential value compensation assembly. In the rotating process, the change trend of the length, pressed on the difference compensation assembly, of the second control rope is opposite to the change trend of the length, pressed on the tensioning wheel assembly, of the second control rope. The differential value compensation assembly is arranged, tightening or loosening caused by the length change of the second control rope pressed on the surface of the tensioning wheel assembly can be compensated and offset through the differential value compensation assembly, and it is guaranteed that the clamp head assembly is independently controlled.

The invention discloses a thoracic and abdominal cavity adjustable negative pressure drainage device for an oncology department. The negative pressure drainage device comprises a drainage tube and further comprises a drainage tube adjusting device, wherein the drainage tube adjusting device comprises an outer sleeve and further comprises an adjusting plug matched with the outer sleeve; an axial eccentric hole is formed in the adjusting plug, an inlet of the eccentric hole is formed in the eccentric position of the top face of the adjusting plug, and an outlet of the eccentric hole is formed inthe center of the bottom face of the adjusting plug; the outer wall of the outer sleeve is divided into an upper part and a lower part, and the outer diameter of the upper part of the adjusting plugis the same as that of an upper part of the outer sleeve; and an annular rubber sleeve is arranged on the outer edge of the top of the adjusting plug, the annular rubber sleeve extends downwards fromthe edge of the top of the adjusting plug and wraps the upper part of the adjusting plug and the upper part of the outer sleeve, and the edge of the bottom of the annular rubber sleeve is provided with a holding part which retracts inwards. By adopting the drainage device, the position of the drainage tube can be easily and accurately adjusted.

The invention discloses an OCT tomography probe, an OCT imaging system and an imaging method. The probe includes an MEMS micro-galvanometer, an optical fiber aggregator, a camera module, a probe base,etc. The probe base is provided with an optical fiber clamping groove for fixing the optical fiber aggregator, and the shape of the optical fiber clamping groove matches that of the optical fiber aggregator to avoid other parts from influencing the position and angle of the optical fiber aggregator, so that the imaging stability of images can be guaranteed; as the MEMS micro-galvanometer is smallin size and large in angle, the probe with small diameter can be maintained, and the structure and processing technologies of the integral probe can be simplified as well; the fixation and light transmission effects of the optical fiber aggregator can be guaranteed; and the camera module can adjust imaging focal planes, so that light start positions and imaging areas can be accurate controlled and guided. The probe can be used for cervical imaging diagnosis, and can be used as a medical diagnostic tool that is fast, colorless, high in sensitivity and specificity and full in view field.

The invention relates to a fixture used for a band saw machine tool. The band saw machine tool is provided with a horizontal workbench which is used for placing a workpiece to be sawed, wherein one side of the horizontal workbench is vertically provided with a clamping platform, and the horizontal workbench and the clamping platform are provided with a saw blade penetrating seam which is perpendicular to the clamping platform. The fixture comprises two clamping elements, wherein each clamping element comprises a clamp part and a clamping part, the clamp part is detachably fixed on the clamping platform, the clamping part is connected to the clamp part, provided with a clamping surface parallel to the penetrating seam, and used for clamping the workpiece to be sawed, the two clamping elements are respectively fixed on the clamping platform on two sides of the penetrating seam, and two clamping surfaces opposite to the two clamping elements are used for clamping the workpiece to be sawed. The fixture used for the band saw machine tool can be used for overcoming the defect that a fixed fixture of the existing band saw cannot be used for fixing a thinner workpiece to be sawed, and reliably fixing the thinner workpiece to be sawed.

The invention discloses a minimally invasive surgery endoscopic extractor. The extractor comprises an outer cylinder tube, an inner cylinder tube is movably inserted into the outer cylinder tube, anda worm is rotationally connected between the inner walls of the outer cylinder tube; one end of the worm penetrates through the inner walls of the outer cylinder tube and extends to the outside to befixedly connected with a knob; a dial is arranged at the position, on one side of the knob, on the surface of the outer cylinder tube; the worm is meshed with a turbine, and a screw rod is fixedly inserted into an inner ring of the turbine; one end of the screw rod is rotationally connected with the inner walls of the outer cylinder tube, and the other end of the screw rod penetrates through the outer wall of the inner cylinder tube and extends to the inside to be fixedly connected with a limiting block; a first sliding block is in meshed and sleeved connection with the surface of the screw rod; the surface of the first sliding block is fixedly connected with the inner wall of the inner cylinder tube, and second sliding blocks are fixedly connected to the two ends of the outer surface of the inner cylinder tube; a T-shaped rod is inserted into the second sliding blocks. According to the extractor, the turbine, the worm and the dial are arranged, so that situation that the extending portion of a wire ring and an extraction bag are too long and influence the operation effects and efficiency is effectively prevented.

The invention discloses a discharge device of a moving bed. The discharge device comprises a heat exchange bin which is arranged below a pelletization bin, wherein a mounting space for a pelletizationdevice is arranged in the center of the heat exchange bin; the two sides of the upper end of the mounting space are symmetrically provided with material flattening devices; a plurality of air distributing tube layers are arranged below the material flattening devices, and upper and lower adjacent two air distributing tube layers are alternatively arranged; each air distributing tube layer comprises a plurality of air distributing tubes; the bottom of the heat exchange bin is provided with an unloading frame; a discharge hole is formed in the unloading frame; and a crushing tool is arranged between the air distributing tube layers and the unloading frame. The surface of a material layer is combed repeatedly through the material flattening devices, so that the effect of equalizing the material layer is achieved; heat exchange of blast furnace slag particles is realized through the air distributing tube layers, so that heat exchange efficiency is improved, and sufficient recycling of heat is ensured; and the crushing tool crushes the blast furnace slag particles, so that the particle diameters of the particles are uniform, and therefore, the particles can be smoothly discharged, slagdischarge compensation is avoided, and an overheating phenomenon is avoided.

The invention provides a large-velocity drainage pipeline defect detection device and method, including a pipeline sonar, a protective shell, a sonar stabilization system, and an energy system. Circumferential scanning, the protective casing is arranged outside one end of the pipeline sonar, the other end of the pipeline sonar extends to the outside of the protective casing, and the sonar stabilization system extends out along the circumference of the protective casing A plurality of support components are used to correct the sonar position of the pipeline. The energy system is connected to the protective shell and electrically connected to the sonar pipeline. As a sonar power supply, the system detects drainage pipes at high flow rates by means of water dragging, which optimizes the detection of pipe defects in large flow pipes, and is easy to operate and highly practical.

The invention provides steel back barb equipment and method. The steel back barb equipment comprises a supporting frame, a first longitudinal rail, a second longitudinal rail, a longitudinal moving frame and a transverse moving frame, wherein the first longitudinal rail and the second longitudinal rail are arranged on the two sides of the supporting frame respectively and are parallel to each other; the longitudinal moving frame is arranged on the first longitudinal rail and the second longitudinal rail in a sliding mode; a numerical control cutting machine, a vacuum cylinder, a dispensing machine and a spot welding machine are integrally arranged on the transverse moving frame; a first power mechanism is arranged on the longitudinal moving frame, and a second power mechanism is arranged on the transverse moving frame. A supporting plate is arranged on the supporting frame, and a first steel layer plate and a second steel layer plate are sequentially arranged on the supporting plate from bottom to top. According to the steel backing barbing equipment and method, barbing can be efficiently carried out on the steel backing, a new barbing process is provided, the working efficiency is greatly improved, barbing is uniform, and the technical effects of semi-automation and even automation are achieved.

The invention relates to a construction method for a refined pre-embedded structure of a steel structural foundation bolt shaping mould. The construction method is characterized by comprising the steps of firstly, assembling an adjustable assembled mould frame on a prefabrication site or a construction site; after finishing location of structural members of the assembled mould frame, dismounting a formwork at the bottom, and enabling a foundation bolt to penetrate an assembly limiting bolt hole and a foundation bolt hole of the assembled mould frame; then, connecting an anchor bolt with a lower locating plate, and respectively adjusting the horizontality of the lower locating plate and the verticality of the foundation bolt through a levelling nut and a transverse connecting rib; next, filling a gap between an upper locating plate and the lower locating plate with a pre-locating grouting body by virtue of a pre-locating grouting pipe; and after the pre-locating grouting body is initially solidified, dismounting a formwork at the top, and carrying out foundation concrete pouring in other areas. By using the construction method, not only can the in-site installation and location time of the foundation bolt be shortened, but also the accuracy degree for locating the foundation bolt can be increased, and affects of foundation concrete pouring to the spatial position of the foundation bolt can be avoided.

The anti-interference signal processing device comprises a box body, a signal amplifier is arranged above the box body, a displacement sensor is fixedly connected to the upper portion of one side of the box body, an adjusting structure is arranged on one side of the box body, and the adjusting structure comprises a base, an inclined rod, a transverse plate, a worm gear, a vertical cylinder, a vertical rod and a worm. And one side of the outer wall of the worm is rotationally connected with the inner wall below one side of the box body through a bearing. According to the anti-interference signal processing for the displacement sensor, through cooperation of the box body, the wide plate, the bolt, the displacement sensor, the vertical plate, the signal amplifier, the first sliding door, the second sliding door and the adjusting structure, a worm is rotated, the worm drives a worm gear to rotate, the worm gear drives an inclined rod to move, the inclined rod drives a base to move upwards, and then the signal amplifier moves upwards; the height of the signal amplifier can be conveniently adjusted by a worker, the signal amplifier can be conveniently ensured to be located at the optimal signal amplification position, and the anti-interference capability is improved.

The invention discloses a pin shaft connection structure, which belongs to the field of component connection devices, and comprises a headless pin shaft (1) which can be installed in a connecting piece. Both ends of the headless pin shaft (1) are provided with pin shaft holes, and further includes The stop sleeve (8) that can be fitted on the headless pin (1) is used for the axial limit of the pin shaft. The stop sleeve (8) is connected with the headless pin (1) through the vertical pin (12), and the vertical pin ( One end of 12) has bearing pin hole, and the perforated end of vertical pin (12) is equipped with fixing locking mechanism. The pin shaft connection structure installs a retaining sleeve on the shaft end of the headless pin, and through the rotating operation of the retaining sleeve, the vertical pin can conveniently connect the retaining sleeve and the headless pin in series, and the installation efficiency is high; The locking structure is installed at the opening end to effectively fix the vertical pin, avoiding the movement of the vertical pin to affect the position of the headless pin shaft, and at the same time, it can effectively limit the wear or shearing of the cotter pin, making the connection safer and more reliable.

The invention belongs to the technical field of medical instruments, in particular to a double-joint surgical instrument. The present invention aims at the problem that the pincer head structure in the prior art can only be rotated in one direction, the operation is not flexible enough, and cannot meet the needs of complex surgical environments, and provides a double-joint surgical instrument. The present invention includes an outer shell, The wire passing cavity, the pincer seat, the first operating assembly, the second operating assembly, the pincer assembly, the second control rope is connected to the pincer assembly, a rotating assembly is arranged between the pincer assembly and the pincer seat, and the first The control rope is connected to the rotating assembly. The present invention uses the first operating assembly to control the rotation of the rotating assembly through the first control rope, and uses the second operating assembly to control the rotation of the pliers assembly through the second control rope. Since the pliers assembly is connected to the rotating assembly, it can be rotated by the rotating assembly. Driven to achieve multi-directional rotation, flexible operation, and can adapt to the needs of complex surgical environments.

The invention discloses a high-voltage ring network cabinet with an internal protection device, comprising a cabinet body, a top cover is movably installed on the top of the cabinet body, a fire extinguisher box is installed on the top of the top cover, and smoke is installed on the bottom of the top cover A detector, and both sides of the bottom of the top cover are connected with discharge pipes. The smoke detector at the bottom of the top cover can detect the smoke and send out an alarm signal to notify the staff and the background control system. The background control system opens the solenoid valve inside the discharge pipe, and the fire extinguishing material inside the fire extinguisher box enters from the discharge pipe to the conveying pipe. The inside of the cabinet is then sprayed to the inside of the cabinet through the conveying pipe, and the fire extinguishing material can deal with the internal fire in time, which can avoid the spread of the fire and reduce the loss. When dealing with a fire, the staff can start the electric telescopic column to extend upward, lift the top cover off the cabinet, and the upper part of the cabinet is connected to the outside world. The staff can spray fire-extinguishing materials into the cabinet from the upper part to further extinguish the fire , to improve the efficiency of fire extinguishing.

The invention discloses a support for automobile part machining, and relates to the technical field of automobile part machining. The support for automobile part machining comprises a machining platform. A part to be machined is placed on the machining platform. A positioning piece is mounted in the machining platform in a lifting manner. An ejection piece is rotationally matched in the positioning piece. A supporting frame is arranged below the ejection piece in a lifting manner. A cylinder body is rotationally connected in the supporting frame. A mounting frame is fixed to the upper surface of the machining platform. A moving block is connected to the mounting frame in a sliding manner. Drilling equipment used for drilling is fixed to the bottom of the moving block. A through hole matched with part for lifting is formed in the middle of the machining platform. The positioning piece comprises a first circular step, a second circular step and a third circular step of which the diameters are sequentially increased. According to the support for automobile part machining, through the effects of the positioning piece, the ejection piece, the supporting frame and the cylinder body, the problems that an existing automobile part machining support can difficultly drill parts with different inner diameters, and the drilling precision is low are solved.