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52results about How to "Avoid affecting work performance" patented technology

Semi-active magneto-rheological tuned mass damper

The invention discloses a semi-active magneto-rheological tuned mass damper. The semi-active magneto-rheological tuned mass damper comprises a barrel body; a connection block is arranged in a bottom plate of the barrel body; and a working cylinder is fixed to the connection block. Separation plates are arranged in the working cylinder, and the working cylinder is divided into a center cavity, damping cavities and side cavities. The center cavity is internally provided with a mass block capable of horizontally moving in the axis direction of the axis of the working cylinder. The center of the mass block is provided with a groove and a rolling bearing, and the periphery of the mass block is connected with piston rods capable of sliding along the rolling bearing. The damping cavities are internally provided with pistons, and the pistons are fixedly connected to the piston rods. The piston rods penetrate through holes reserved in the partition plates, extend into the side cavities and areconnected with one ends of springs in the side cavities. The other ends of the springs are fixedly connected into the working cylinder. The damping cavities are filled with magneto-rheological fluid,and powered-on coils are wound around the damping cavities. The powered-on coils are connected with an induction control device inside the barrel body.
Owner:SHANDONG UNIV

Energy recovery type eddy current damper

The invention discloses an energy recovery type eddy current damper. The energy recovery type eddy current damper comprises an outer cylinder, the outer cylinder is provided with a ball screw pair, agroove and mass blocks. The ball screw pair includes a screw rod, a nut and a plurality of balls. A circulation passage is formed between a screw rod portion and the nut, and the balls are disposed inthe circulation passage. A plurality of steel plates are fixedly arranged on the outer circumference of the nut, and damping chambers fixed on the bottom plate of the outer cylinder are arranged at the lower portions of the steel plates. A magnet is arranged inside each damper chamber, the magnetic poles of the magnet are staggered, and a gap for passing the steel plate is left between adjacent magnets, and a coil is wound around the magnet. A rigid rod is fixed to one end of the screw rod, and the other end of the rigid rod is fixed on the outer wall of the groove. Mass blocks are arranged inside the groove, and a guide rod is arranged in a direction perpendicular to the screw rod. The guide rod penetrates through a through hole in the middle of the mass blocks and the two ends of the guide rod are fixed on the inner wall of the groove. Springs are arranged on the inside of the groove, and the two ends of the springs are respectively fixed on the inner walls of the groove and the mass blocks.
Owner:SHANDONG UNIV

Multifunctional wall-mounted display device

The invention discloses a multifunctional wall-mounted display device. A fixing assembly, an installing assembly and a display screen body are included. The display screen body is connected with the fixing assembly. The fixing assembly is connected with the installing assembly. The installing assembly comprises an installing piece and an adjusting assembly. The adjusting assembly comprises a leadscrew, a connecting rod, a handle, a first moving piece, second moving pieces, an air cylinder and a telescopic piece. The lead screw is arranged in the installing piece. The upper end of the connecting rod is connected with the lower end of the lead screw, and the lower end of the connecting rod is connected with the handle. One end of the first moving piece is in threaded connection with the lead screw, and the other end of the first moving piece is rotationally connected with the fixing assembly. The two second moving pieces are arranged and are in threaded connection with the lead screw. The two ends of the air cylinder are connected with the upper second moving piece and the fixing assembly correspondingly. The two ends of the telescopic piece are connected with the lower second moving piece and the fixing assembly correspondingly. According to the multifunctional wall-mounted display device, through the arrangement of the lead screw, the first moving piece and the second moving pieces, the height of the display screen body is adjusted; through the arrangement of the air cylinder and the telescopic piece, the angle of the display screen body is adjusted; and meanwhile, the display screen body is convenient to mount and dismount, and device functions are diverse.
Owner:广东星神科技有限公司

Cultivated land soil remediation system

The invention discloses a cultivated land soil remediation system. The cultivated land soil remediation system comprises a shell, wheels arranged at the bottom of the shell, a garbage collection box fixed to one side of the shell, a dustproof cover arranged on the shell, a feeding machine located on one side of the shell, a remediation chamber arranged in the shell and a primary screening chamberarranged in the shell. The remediation chamber comprises a third sieve plate, a plurality of second cams arranged at the bottom of one side of the third sieve plate, two first inclined plates locatedbelow the third sieve plate, a plurality of spray heads adjacent to the first inclined plates, a pump body connected with the spray heads, a spiral stirring shaft located below the inclined plates anda bottom plate located below the spiral stirring shaft; and according to the method, an in-situ remediation mode is adopted, the cultivated land soil is subjected to centralized treatment, the soil before cultivation is remediated through the processes of crushing, primary screening, refining, remediation liquid spraying and the like, the activity of the soil is restored, and compared with a traditional ploughing mode, the labor force is reduced, and the problem of heavy metal pollution removal is solved.
Owner:杭州纳网信息科技有限公司

Heat dissipation equipment for electromechanical equipment

The invention relates to the technical field of heat dissipation equipment, and discloses heat dissipation equipment for electromechanical equipment. The heat dissipation equipment comprises a heat dissipation box, the left side surface of the heat dissipation box is fixedly connected with a water storage tank, and the inner wall of the water storage tank is fixedly provided with a first heat insulation layer. Cold water in the water storage tank can enter the circulating water pipe by starting the water pump and finally enters the water storage tank again, in the whole circulating process, the cold water flows in the circulating water pipe all the time, heat in the heat dissipation box can be absorbed, heat in the equipment is absorbed away under the action of the first air pump, and under the action of the second air pump, the cold air in the inner cavity of the heat dissipation box is blown into the equipment, the cold air is input into the equipment while internal heat of the equipment is absorbed, the equipment can be timely and rapidly cooled, and more cold water can flow in the inner cavity of the heat dissipation box through the multi-section overlapping design of the circulating water pipe in the inner cavity of the heat dissipation box, so that the heat absorption efficiency can be improved.
Owner:广州埃克斯科技有限公司

Rotary magnetic negative-stiffness vibration damper

The invention discloses a rotary magnetic negative-stiffness vibration damper which comprises an outer cylinder. A first ball screw pair, a second ball screw pair and two working bodies are arranged in the outer cylinder. The axis of the first ball screw pair and the axis of the second ball screw pair are mutually parallel, and the first ball screw pair and the second ball screw pair are located between the two working bodies; two ends of each lead screw of the first ball screw pair and the second ball screw pair are both connected with rigid rods, and the four rigid rods penetrate through theworking bodies to be connected to the inner wall of the outer cylinder; the portions, located in the working bodies, of the rigid rods are provided with magnets; sliding grooves are located under thefirst ball screw pair and the second ball screw pair, and the inner walls of the sliding grooves are fixedly connected with nuts of the first ball screw pair and the second ball screw pair; the bottoms of the sliding grooves are provided with sliding wheels, and the sliding wheels can slide along the bottom of the outer cylinder back and forth; mass blocks are placed in the sliding grooves, grooves are reserved in the two sides, parallel to the axes of ball screws, of the mass blocks, and the grooves are matched with sliding blocks fixed to the inner walls of the sliding grooves; the two sides, perpendicular to the axes of the ball screws, of the mass blocks are connected with the sliding grooves through springs.
Owner:SHANDONG UNIV

Universal semi-active magnetorheological damping device

The invention discloses a universal semi-active magnetorheological damping device. The universal semi-active magnetorheological damping device comprises an inner cylinder, an outer cylinder and a rotary disc and is characterized in that the inner cylinder is fixed onto the rotary disc, and the inner cylinder can rotate in optional directions under the effect of the rotary disc; the rotary disc isconnected with an induction control device; a connecting block is arranged inside an inner cylinder bottom plate, and a working cylinder is fixed on the connecting block; partitions are arranged inside the working cylinder to separate the interior of the working cylinder into a central cavity and damping cavities; a mass block which can horizontally move along the axis direction of the working cylinder is arranged in the central cavity; the mass block is fixedly connected with a piston rod which can axially move along the working cavity; a piston is arranged inside each damping cavity, and thepiston rod penetrates through holes reserved in the partitions and extends into the damping cavities to be fixedly connected with the pistons; shape memory alloy springs sleeve the piston rod locatedin the working cavity, one end of each spring is fixedly connected to the mass block, and the other end of each spring is fixed to the corresponding partition; each damping cavity is filled with magnetorheological fluid, an energizing coil wind the outside of each damping cavity, and the energizing coils are connected with the induction control device.
Owner:SHANDONG UNIV

Double-seal floating disc

The invention discloses a double-seal floating disc in the technical field of floating discs. The double-seal floating disc comprises a floating disc, wherein the floating disc is located in an oil storage tank, the top surface of the oil storage tank is provided with an air hole, an oil measuring hole and a light hole, the floating disc is provided with an inflation door, a cavity is formed in the floating disc, and air bags are arranged on the periphery of the floating disc, and the floating disc is provided with a pressure assembly, a positioning assembly and a static exporting assembly. Through the pressure assembly and the air bags, the floating disc is internally inflated through an inflation door, so that the air bags on the side face of the floating disc are expanded, holes in the floating disc and the side face of an oil storage tank are filled, primary sealing is conducted, a rotating handle is rotated, a rotating frame moves outwards along threads on a threaded pipe, an ejector rod is driven to move rightwards, and the ejector rod presses a pressure rod; a fixing block drives a sealing block and a sealing skin to be tightly attached to the inner side wall of the oil storage tank, the sealing skin and the sealing block form secondary sealing, the sealing effect of the device is enhanced through the secondary sealing, and the situation that the working effect of the device is affected due to sinking or collapsing of the floating disc caused by oil immersion or oil gas leakage and volatilization is avoided.
Owner:江苏菲诺机械设备有限公司

Deviation-preventing grinding device for building material processing

The invention relates to a deviation-preventing grinding device for building material processing. The grinding device comprises a main body, fan blades, movable strips, an observation window, limitingblocks and an inner wire; a first rotating shaft penetrates through the middle part of the main body, a servo motor is arranged at the top end of the first rotating shaft, the fan blades are installed on the outer wall of the first rotating shaft, a grinding head is arranged at the bottom end of the first rotating shaft, and the inner wire is arranged on the inner wall of the grinding head; reserved openings are formed in the middle parts of the exteriors of the main body, a storage groove is formed in the inner wall of the bottom end of the main body, fixing blocks are arranged on the exterior of the main body, and first bolts are arranged at the top ends of the fixing blocks in a penetrating mode; and a supporting body is arranged at the bottom part of the main body, and a supporting seat is fixed on the right side of the top end of the supporting body. The deviation-preventing grinding device for the building material processing has the beneficial effects that the main body is arranged, the central axis of the main body further coincides with the central axis of the first rotating shaft, so that when the grinding device works, the first rotating shaft is not prone to shake, andthe deviation phenomenon of the grinding work is prevented.
Owner:蓝龙飞

Equipment mounting structure for hydraulic environment geological environment monitoring

The invention belongs to the field of environment monitoring, and particularly relates to a hydraulic ring geological environment monitoring equipment mounting structure which comprises a placement device, a protection device is arranged at the top of the placement device, the top of the placement device is fixedly connected with the bottom of the protection device, and a shielding device is arranged at the top of the protection device. The top of the protection device is fixedly connected with the bottom of the shielding device, gravity devices are uniformly arranged at the bottom of the placement device, the bottom of the placement device is fixedly connected with the tops of the gravity devices, a filter plate is arranged on the outer surface of the placement device, and the inner wall of the filter plate is fixedly connected with the outer surface of the placement device. The shielding device comprises a shielding plate, and a positioning ring is arranged at the bottom of the shielding plate, aiming at the defects in the prior art, the invention provides the equipment mounting structure for hydraulic environment geological environment monitoring, and the problems that a traditional mounting structure is poor in sealing performance and difficult to find during use are solved.
Owner:李占琪

Vehicle door electric pedal and vehicle

The invention discloses a vehicle door electric pedal which is characterized by comprising two pedals, a motor, a transmission case, a driving bevel gear, two driven bevel gears, two screw rods, two screw rod sleeves and a bidirectional telescopic frame, wherein the transmission case is positioned between the two pedals, the driving bevel gear and the two driven bevel gears are rotatably mounted in the transmission case, and the two driven bevel gears are coaxially arranged; the driving bevel gear is connected with the two driven bevel gears in a meshed manner at the same time, the two lead screws are coaxially and fixedly connected with the two driven bevel gears respectively, and the two lead screw sleeves are in threaded fit with the two lead screws respectively; the two lead screws areidentical in rotation, and the outer side ends of the two lead screw sleeves are fixedly connected with the two pedals respectively; the motor is connected with the driving bevel gear, and the transmission box is separately connected with the two pedals through the bidirectional telescopic frame. Different from an existing structural design, according to the present invention, the single motor isadopted for driving, and the two pedals can automatically extend outwards or retract and can be stored at the same time.
Owner:长春众鼎科技有限公司

Convenient-to-install camera

The invention relates to the technical field of monitoring equipment, in particular to a convenient-to-install camera. The convenient-to-install camera comprises a camera body, a fixing clamp and a titanium alloy hose, wherein the fixing clamp comprises an upper base and a lower base; a rubber ring is sleeved and connected onto the outer peripheries of the upper base and the lower base; the bottomof the upper base is fixedly connected with an upper support frame; a smoke concentration sensor is arranged at the bottom of the lower base; the top of the lower base is fixedly connected with a lower support frame; the upper support frame and the lower support frame are fixedly connected through a spring; the top of the fixing clamp is provided with the titanium alloy hose; the titanium alloy hose and the fixing clamp are fixedly connected through a fixing block; the camera body is arranged at one end, far away from the fixing clamp, of the titanium alloy hose; the camera body and the titanium alloy hose are fixedly connected through a connecting block; a heat radiation window is arranged at the bottom of the camera body; a charging interface is arranged on the base surface of the camera body. The integral device structure is simple; the installation is convenient; a certain popularization effect is achieved.
Owner:池州市龙讯信息技术有限公司

A Protection Mechanism for Protecting the Shed of Electric Porcelain Lightning Arrester

The invention discloses a protection mechanism for protecting an umbrella skirt of an electric porcelain arrester. The protection mechanism comprises a truncated cone-shaped inner frame and a rectangular outer frame, wherein an upper ring frame of the truncated cone-shaped inner frame is connected with corner angles on the rectangular outer frame through support rods; a lower ring frame of the truncated cone-shaped inner frame is fixedly arranged on lower edge bars of the rectangular outer frame through flange seats; the upper ring frame is connected with the lower ring frame through ring rods; the inner side of the upper ring frame is connected with semi-circular arc frame plates through telescopic poles; the middles of the ring rods are connected with an umbrella skirt protection ring plate through clamping plate seats; hoisting ring frames are arranged on middle edge bars on the left side surface and the right side surface of the rectangular outer frame; support corner brackets arearranged at four corners of a bottom frame plate of the rectangular outer frame; a fixed bottom plate is arranged at the bottom of each support corner bracket; a fixed bolt is arranged in a threaded hole in each fixed bottom plate; and a bird-repellent ribbon is arranged on the outer surface of the rectangular outer frame, so that collision of the outside world and the umbrella skirt can be reduced.
Owner:WUHU KAIXIN ARRESTER

Waste treatment device for Internet of Things gateway processing

The invention discloses a waste treatment device for Internet of Things gateway processing, the waste treatment device comprises a treatment box, a supporting table, a conveying belt and a dust collector, the supporting table is arranged on one side of the treatment box, the conveying belt is arranged on the top of the supporting table, and the discharging end of the conveying belt is located in the treatment box; a feeding port is formed in the position, located at the top of the conveying belt, of one side of the treatment box, one side in the treatment box is connected with a hydraulic cylinder through a bolt, the output end of the hydraulic cylinder is located at the top of the conveying belt and connected with a push plate through a bolt, and a baffle is arranged at the position, located at the top of the discharging end of the conveying belt, of the top in the treatment box. And material crushing boxes are arranged in the treatment box and located on the two sides of the conveying belt correspondingly, and driving rollers are installed in the material crushing boxes through bearings correspondingly. According to the waste treatment device for Internet of Things gateway processing, the service life of the device can be prolonged, the waste treatment efficiency can be improved, operation is easy and convenient, cleaning is convenient, and the waste treatment device is suitable for being widely popularized and used.
Owner:天津捷赢科技有限公司

A semi-active magneto-rheological tuned mass damper

The invention discloses a semi-active magneto-rheological tuned mass damper. The semi-active magneto-rheological tuned mass damper comprises a barrel body; a connection block is arranged in a bottom plate of the barrel body; and a working cylinder is fixed to the connection block. Separation plates are arranged in the working cylinder, and the working cylinder is divided into a center cavity, damping cavities and side cavities. The center cavity is internally provided with a mass block capable of horizontally moving in the axis direction of the axis of the working cylinder. The center of the mass block is provided with a groove and a rolling bearing, and the periphery of the mass block is connected with piston rods capable of sliding along the rolling bearing. The damping cavities are internally provided with pistons, and the pistons are fixedly connected to the piston rods. The piston rods penetrate through holes reserved in the partition plates, extend into the side cavities and areconnected with one ends of springs in the side cavities. The other ends of the springs are fixedly connected into the working cylinder. The damping cavities are filled with magneto-rheological fluid,and powered-on coils are wound around the damping cavities. The powered-on coils are connected with an induction control device inside the barrel body.
Owner:SHANDONG UNIV

Mounting tool for torque overload clutch of unmanned aerial vehicle transmission system

The invention provides an unmanned aerial vehicle transmission system torque overload clutch installation tool which comprises a base, the base is of a rectangular frame structure, a sliding rail is installed on each side, a suspension and two reversing supports are installed above the base in a sliding mode, and the two reversing supports are symmetrical about the suspension. A height adjusting rod is movably installed on the inner side of each reversing support and can move up and down along the reversing support, a rubber block is installed in the middle of each height adjusting rod through a length adjusting rod, the two rubber blocks are used for pressing the two sides of the supporting base, and a pressing block is fixedly installed in the supporting base. The pressing block is connected to the torque rod through a pressing rod and a fastening plate, the pressing rod can drive the supporting base to move up and down, and the fastening plate is movably connected to the suspension and can move along the suspension. The mounting tool for the torque overload clutch of the unmanned aerial vehicle transmission system is suitable for mounting torque overload clutches of transmission plates of various shapes and sizes.
Owner:CHINA NORTH ENGINE INST TIANJIN
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