32results about How to "Physical exertion" patented technology

A shaft rotating device for rotating a shaft of a medical instrument about its longitudinal axis relative to a handle of the medical instrument comprises an operating element for rotating the shaft. The operating element is arranged at a proximal portion of the shaft and it is in driving connection with the shaft such that the shaft is rotatable relative to the handle against frictional forces. The shaft rotating device further comprises a frictional element with a surface. The surface of the frictional element is in frictional contact with the surface of a counterpart for keeping the shaft and the handle rotationally stationary with respect to each other and movable against the frictional forces. The operating element and the frictional element are in operational connection with respect to one another such that a torque applied to the operating element decreases the frictional forces. The shaft and the frictional element are in operational connection with one another such that a torque applied to a distal portion of the shaft increases the frictional forces.

The invention discloses a method for adaptively adjusting a gain, mapped to an interface, of gesture movement. The method comprises the following steps in sequence: S1, capturing a video; S2, detecting one hands and the face of a user; S3, recognizing width information of the hand in the video; S4, acquiring position information of hand movement of the user; S5, calculating a movement speed of the hand of the user in a physical operation space; S6, calculating an adaptive cursor movement speed by adopting a function, related to the movement speed of the hand of the user, of a gain between a cursor constructed in allusion to the current gesture interaction system and the movement speed of the hand of the user; S7, carrying out weighted summation on the cursor movement speed and carrying out smooth processing; S8, calculating a movement increment which is inter-frame output by the cursor on a display screen; S9, carrying out responding on the display screen, and repeating the steps S4 to S9. According to the method, the relative stability of the gain between the cursor and the hand of the user still can be kept when the distance between the hand of the user and a camera in the direction of an optical axis changes, so that the natural and stable control of the cursor is realized.

The present invention provides a hoisting device for working in heights, specifically including a vehicle body, a lower bracket installed at a bottom of a safety ladder, a host driver fixed on the lower bracket and providing lifting power, an upper bracket installed at a top of the safety ladder, a traction rope connecting the upper bracket, the vehicle body and the host driver, and a sliding rail installed on the safety ladder, and further including a fall arrester installed on the sliding rail, a guiding device assembly installed on a back portion of the vehicle body, a stall protection device installed on the vehicle body and matched with the sliding rail, a collapsible pedal installed on a lower portion of the vehicle body and configured to carry people and goods, an operation handle fixed to an upper portion of the vehicle body and a position-limiting bracket installed on an upper portion of the safety ladder. The host driver drives, trough the traction rope, the vehicle body to ascend or descend along the sliding rail, thus enabling the vehicle body to ascend or descend so as to convey people and goods. The hoisting device is simple and convenient to operate, occupies a small floor space and can be installed without changing a structure of an original safety ladder.

The invention discloses a cleaning agent transferring and carrying rack which comprises a main support frame, wherein a first support bar, a second support bar, a third support bar and a fourth support bar are arranged on the inner side of the top of the main support frame from left to right in sequence; a third guide pulley is arranged in the middle of the bottom of the second support bar, and a fourth guide pulley is arranged in the middle of the bottom of the third support bar; a first pull rope is arranged at the outer edge of the third guide pulley, and a second pull rope is arranged at the outer edge of the fourth guide pulley; a main connecting piece is fixed at the bottom end of the first pull rope, and an auxiliary connecting piece is fixed at the bottom end of the second pull rope; and towing belts are mounted at the bottoms of the main connecting piece and the auxiliary connecting piece. By combination of a first guide pulley, a second guide pulley, the third guide pulley, the fourth guide pulley, a winch, a take-up roller, the first pull rope, the second pull rope, the main connecting piece, the auxiliary connecting piece and the towing belts, the cleaning agent transferring and carrying rack achieves the effect of saving time and labor when used for transferring and carrying a tank filled with a cleaning agent.

The invention belongs to the technical field of aquaculture, relates to an immunopotentiator for preventing and treating tilapia branchiomycosis, and further relates to a preparation method of the immunopotentiator for preventing and treating the tilapia branchiomycosis. The immunopotentiator for preventing and treating the tilapia branchiomycosis is prepared from, by mass, 32-40 parts of honeysuckle flowers, 25-31 parts of acorus calami, 25-31 parts of agastache rugosus, 24-31 parts of setaria viridis, 22-30 parts of Chinese milk vetch, 21-27 parts of herba portulacae, 20-27 parts of sun euphorbia herb, 20-27 parts of herb of chingma abutilon, 18-26 parts of fructus tribuli, 18-26 parts of herba violae, 19-25 parts of Chinese gall, 17-25 parts of radix alangii, 12-20 parts of nutgrass galingale rhizome, 11-19 parts of mandrake and the like. The immunopotentiator can improve the immunity of tilapia, and the tilapia branchiomycosis can be effectively prevented and treated.

The invention relates to a split type rectoscope ultrasonic Doppler probe which comprises an ultrasonic transducer mounted on a shell, wherein the shell comprises an outer sleeve, an inner sleeve and a handle connected with the inner sleeve; the outer sleeve is a tubular body with one end being closed; a ligation window is arranged on a side wall of the tubular body; a surgical operation port is arranged at an unclosed end of the tubular body; a ligation positioning clamping slot and a transfixion positioning clamping slot are symmetrically distributed at an edge of the surgical operation port; the ligation positioning clamping slot and the ligation window are located on the same side of the tubular body; the inner sleeve is a pipe body with two ends being communicated; the length of the inner sleeve is smaller than the length of the outer sleeve; the ultrasonic transducer is mounted at one end of the pipe body of the inner sleeve; a port for mounting the handle is arranged at the other end of the pipe body of the inner sleeve; the port for mounting the handle and the ultrasonic transducer are arranged on the same side of the pipe body of the inner sleeve; a transfixion window is arranged on the other side, opposite to the ultrasonic transducer, of the pipe body of the inner sleeve. A split structure is adopted by the split type rectoscope ultrasonic Doppler probe; a ligation function of an original Doppler probe is maintained; the probe is creatively designed as the split structure and two operation stations can be formed, so that the ligation and suspension transfixion for haemorrhoid can be performed under the same probe.

The invention relates to a feed additive for preventing gill-rot disease of lateolabrax japonicus and also relates to a preparation method thereof. The feed additive consists of the following ingredients in parts by mass: 24-34 parts of watermelon juice, 20-26 parts of gleditsia sinensis juice, 20-26 parts of bitter gourd juice, 19-25 parts of dandelion, 19-25 parts of blackend swallowwort root, 19-25 parts of pulsatilla chiensis, 17-24 parts of acrous calamus, 16-24 parts of morning glory, 17-23 parts of astragalus smicus, 15-24 parts of Eucommia ulmoides, 16-23 parts of radix pseudostellariae, 13-23 parts of Rodgersia pinnata, 8-16 parts of Chenopodium ambrosioides, 18-25 parts of dry nereid powder, 15-23 parts of euphausia superba powder, 9-15 parts of dry yeast powder, 11-18 parts of honey, 12-18 parts of fish oil and the like. The feed additive can effectively prevent the gill-rot disease of the lateolabrax japonicus.

The invention discloses a technology for producing distilled wine by use of grape skin residue, which comprises the following steps of: fermenting the grape skin residue in a cellar, carefully choosing raw materials and preparing for discharge of the cellar, feeding the raw materials into a comprehensive extraction tank, adjusting a steam valve, connecting a condenser, removing foreshot, performing wine detection and feeding into a tank, removing tail wine, filling purified water, extracting the mixed liquid, performing solid-liquid separation, filtering the mixed liquid by a filter, adsorbing the extraction liquid to a column, washing the chromatographic column with water, performing chromatographic column desorption, flushing the chromatographic column, concentrating the desorption liquid and concentrating and spray-drying the desorption liquid. The technology disclosed by the invention adopts the grape skin residue as the raw material and has the advantages of high efficiency, high yield and high quality of the obtained distilled wine.

The invention belongs to the technical field of medical assisting rehabilitation equipment, and particularly relates to a rehabilitation device for knee joint motion range training. The rehabilitationdevice can be used for knee joint motion range rehabilitation training after knee joint replacement. Through a rehabilitation apparatus body support, continuous arc arrangement is displayed among allpulleys, it is ensured that at least two pulleys are in contact with the ground when a patient exercises to a knee joint extreme position, the height difference among the pulleys is utilized, and theresistance-free motion of the pulleys is ensured. Therefore, the situation that the knee joint of the patient is injured due to poor controlling or improper exercising when the patient reaches the maximal knee joint unbending angle and / or knee joint bending angle cannot occur; moreover, since the patient can have a longer rehabilitation training time without exerting excessive strength, the motion range training effect of the knee joint is further improved.

The invention relates to the field of medical equipment, in particular to a novel energy platform. According to the technical scheme, the novel energy platform comprises a host body and further comprises an operation display panel, a sliding device and a fixing device, the operation display panel is used for operating and displaying numerical values, the sliding device enables the host body to be connected with the operation display panel and enables the operation display panel to slide on the host body, the fixing device is used for locking the position of the operation display panel relative to the host body, the host body is provided with a strong current interface, the operation display panel is provided with a weak electricity contact, and the host body is in weak current connection with the operation display panel. According to the novel energy platform, the angle of the panel can be adjusted according to actual requirements, and operators have a better visual field and better operation experience.

The invention discloses an intelligent road construction device, including a chassis, a fixing spring and a driving observation room. A moving wheel is mounted on the lower part of the chassis, and the upper surface of the chassis is provided with a rotating supporting rod, the upper part of the rotating supporting rod is provided with a rotating platform, and the inner part of the rotating platform is embedded with rotating beads, the fixing spring is mounted on the inner side of the rotating beads, the inner side of the fixing spring is provided with trapezoidal snap joints, the driving observation room is installed above the rotating platform, and the right side of the chassis is provided with a vibration machine, a vibration tube is installed below the vibration machine, the front endof a support mounting box is provided with a support fixing hole, and a shock absorbing pad is mounted on the inner part of the support fixing hole. According to the intelligent road construction device, the shock absorbing pad can reduce the vibration when a vibration head is in operation, and prevent the construction progress from being delayed due to the loosening between a support and the support mounting box caused by excessive vibration.

The present invention provides a hoisting device for working in heights, specifically including a vehicle body, a lower bracket installed at a bottom of a safety ladder, a host driver fixed on the lower bracket and providing lifting power, an upper bracket installed at a top of the safety ladder, a traction rope connecting the upper bracket, the vehicle body and the host driver, and a sliding rail installed on the safety ladder, and further including a fall arrester installed on the sliding rail, a guiding device assembly installed on a back portion of the vehicle body, a stall protection device installed on the vehicle body and matched with the sliding rail, a collapsible pedal installed on a lower portion of the vehicle body and configured to carry people and goods, an operation handle fixed to an upper portion of the vehicle body and a position-limiting bracket installed on an upper portion of the safety ladder. The host driver drives, trough the traction rope, the vehicle body to ascend or descend along the sliding rail, thus enabling the vehicle body to ascend or descend so as to convey people and goods. The hoisting device is simple and convenient to operate, occupies a small floor space and can be installed without changing a structure of an original safety ladder.

An intelligent fire-fighting trolley in a floor comprises a corridor, a track is installed in the middle of the top face of the corridor, the cross section of the track is in an inverted trapezoid shape, the lower end of the track is connected with a water pipe, a cylinder is arranged below the water pipe, annular blind holes are formed in the left end face and the right end face of the cylinder, the left annular blind hole and the right annular blind hole communicate through a channel, and the annular blind holes are internally connected with second barrels; and annular pistons are installed in the annular blind holes, the outer ends of the second barrels are connected with plungers, the outer ends, corresponding to the cylinder, of the inner sides of the second barrels are connected with fixing plates, the plungers are connected with the fixing plates through tension mechanisms, the plungers are connected with adjusting mechanisms, a box body is arranged on the lower side of the cylinder, and a motor is installed on the inner side face of the box body. The problem that firefighters difficultly break a door in the fire fighting process is solved, a large amount of physical strength can be saved for the firefighters in the door breaking process, life danger caused by poor physical strength is avoided, meanwhile, the device can break the door rapidly, the door breaking waiting time in the fire fighting process is saved, the firefighters can press fire behaviors in time, and personnel injury and material losses are reduced.

The invention discloses a thermal insulation stone-like paint spraying device for old community transformation. The device comprises a stand column, a spraying mechanism, a sliding groove, a spraying gun, clamping grooves, a pressing mechanism, a clamping mechanism, a sliding block, a pushing groove, a rubber block, an extrusion spring, a fixed block, guide wheels, a damping spring and a sliding mechanism. The stone-like paint spraying device has the beneficial effects that under the action of the extrusion spring, the spraying gun is conveniently detached from the rubber block, the sliding block and the spraying gun conveniently slide up and down along the inner side of the stand column through rolling of the guide wheels in the clamping grooves, stone-like paint can be sprayed more evenly, the spraying quality is improved, and meanwhile the long-time handheld physical exhaustion of workers is reduced. The damping springs are installed at the joints of the guide wheels and the sliding block and play a role in abutting against each other, so that the guide wheels and the interiors of the clamping grooves are tightly clamped, and workers can use the device more easily, the sliding mechanism is installed at the bottom of the stand column, and sliding of the stand column on the ground is facilitated through action of the pressing mechanism on the sliding mechanism. A worker can conveniently use the device for operation.

The invention relates to multifunctional telescopic conversion furniture comprising a seat plate, a first groove is formed in the right side of the seat plate, a first flat plate is arranged in the first groove, a first rectangular block is arranged on the right side of the seat plate, a first sliding groove is formed in the first flat plate, a first sliding block is arranged in the first slidinggroove, and the first sliding block is connected with a second flat plate; the second flat plate is connected with a soft cushion and is provided with a second groove; the second groove is connected with a first sliding rail, a second sliding block is arranged on the first sliding rail, a first baffle is arranged in the second groove, a limiting device is installed on the second flat plate, a third groove is formed in the second flat plate and connected with a second sliding rail, a third sliding block is installed on the outer side of the second sliding rail and connected with a second baffle, and a universal wheel assembly is arranged on the seat plate. According to the invention, various shapes can be placed through modular mutual splicing, the size is small, transportation and carryingare convenient, the floor can be freely moved through the universal wheel assemblies, the floor cannot be scratched, the soft cushion is blocked by the first baffle and the second baffle, the soft cushion cannot be exposed outside, and stains are prevented from polluting the soft cushion.

The invention discloses a foldable scaffold and an erecting method thereof. The foldable scaffold comprises supporting rods, lantern rings, first hinge shafts, horizontal rods and base plates, the surfaces of the four supporting rods are each sleeved with three lantern rings, the surfaces of the lantern rings are each provided with two first hinge shafts, the tail ends of the first hinge shafts are each provided with one horizontal rod; a base plate is attached to the surface of the top end of each horizontal rod, the each horizontal rod is connected with the other horizontal rod through a folding structure, and the each horizontal rod is connected with the corresponding base plate through a limiting structure. According to the foldable scaffold and the erecting method thereof, through the arrangement of the folding structure and the like, the problems that installation can be achieved only through mutual cooperation of professional workers and professional installation tools, physical output of the workers is large, the use cost of the foldable scaffold is increased, and after assembly is completed, movement and adjustment cannot be easily conducted are effectively solved; the two groups of horizontal rods can be connected through the folding structure, so that the practicability of the foldable scaffold is improved.

The invention discloses an intelligent road construction device, which includes a chassis, a fixed spring and a driving observation room. Moving wheels are installed under the chassis, and a rotating support rod is arranged on the upper surface of the chassis. A rotating platform is installed, and the inside of the rotating platform is inlaid with rotating beads, the fixed spring is installed on the inner side of the rotating bead, and a trapezoidal buckle is arranged on the inner side of the fixed spring, and the driving observation room is installed above the rotating platform. A vibrator is arranged on the right side of the chassis, and a vibrating tube is installed under the vibrator, a bracket fixing hole is arranged at the front end of the bracket installation box, and a shock pad is installed inside the bracket fixing hole. The shock-absorbing pad of the intelligent road construction device can reduce the vibration when the vibrating head is in operation, preventing the construction schedule from being delayed due to looseness between the bracket and the bracket installation box due to excessive vibration.

The invention discloses land fitness equipment simulating surfing. The equipment comprises a rack, a main cavity is formed in the middle of the rack, a dot matrix rod can form different shapes by pressing a contact layer, so that the fluctuation amplitude and the urgency of a motion plate are completely different, the adaptability of a user is weakened. A moving plate can incline forwards and backwards during fluctuation through a front side balance pin and a rear side balance pin, so that the equipment difficulty is further improved; resistance can be provided for a user through the resistance fan, the physical exhaustion is increased, and the purpose of increasing the difficulty is achieved; and the user can be protected by a protection block in an unbalancing state in exercises. The equipment is reasonable in arrangement, different in training experience each time, high in simulation degree, capable of well exercising the balance and muscle tissues of people, and worthy of being widely popularized, produced and put into use.

The invention relates to oxygen supply equipment with an ear pressure sore prevention function for the anesthesia department and a use method of the oxygen supply equipment. The equipment comprises an oxygen mask , and further comprises a pillow base, a sinking groove matched with the head is formed in the pillow base, and an adjusting assembly used for adjusting and supporting the oxygen mask is arranged on the pillow base. According to the oxygen supply equipment with the ear pressure sore prevention function for the anesthesia department and the use method of the oxygen supply equipment, through cooperative use of the pillow base, the oxygen mask, the sinking groove and the adjusting assembly, compared with a traditional oxygen mask, the operation method is more convenient and safer, medicine feeding and food feeding can be directly conducted on a patient without unfastening a fixing rope belt or a rubber band, when the operation is carried out on a traditional oxygen mask, physical exhaustion of medical staff is easily increased, physical discomfort of a patient is easily increased by the medical staff and the oxygen mask, and when the medical staff assist the patient in picking and pulling out the oxygen mask in a short distance, the risk of occupational exposure is increased.

The invention provides a bridge detection mechanism for civil engineering, and relates to the technical field of civil engineering. The bridge detection mechanism for civil engineering comprises an annular frame, a rotating component, a lifting component and a detection component. The rotating component comprises a rotating ring, the rotating ring is arranged on the inner side of the annular frame and can slide around the annular frame in the circumferential direction, the detecting component is arranged on the inner side face of the rotating ring, and the lifting component is arranged on the annular frame and used for lifting the annular frame. The bridge detection mechanism can replace manual work to carry out high-altitude detection operation on bridge supporting columns, improves the detection efficiency, and avoids the safety accident problem.

The invention relates to oxygen supply equipment with ear pressure sore prevention function for intensive care department. The oxygen supply equipment comprises an oxygen mask, and further comprises a headrest; and a sinking groove matched with the head is formed in the headrest base, and the headrest base is provided with an adjusting assembly used for adjusting and supporting the oxygen mask. According to the oxygen supply equipment with the ear pressure sore prevention function for the intensive care department, through cooperative use of the headrest base, the oxygen mask, the sinking groove and the adjusting assembly, after the head of a patient lies on the inner side of the sinking groove, the position of the oxygen mask can be adjusted through the adjusting assembly, so that the oxygen mask is tightly attached to the oral cavity of the patient, and oxygen is supplied to patient by an external oxygen machine. According to the technical scheme, compared with a traditional oxygen mask, the oxygen mask has the advantages that a using method of fixing a rope belt or binding with a rubber band is omitted, and therefore the problems that when the traditional oxygen mask is used, the patient feels uncomfortable, and auricle pressure sores exist are fundamentally solved.

The invention provides a cutting tool belonging to the machining field, in particular to a seed crystal cutting machine which is a high-efficiency seed crystal cutting machine used for removing seed crystals in quartz crystal wafers. The seed crystal cutting machine comprises a machine frame, a feeding mechanism, a positioning mechanism, a cutting mechanism and the like. The feeding mechanism comprises a cam, a connecting rod and a slide block; the positioning mechanism comprises a reference plane positioned on the slide block, a x-axis movable block and three bolts; and cutting mechanism comprises a motor and a grinding wheel blade. The seed crystal cutting machine utilizes the motor to drive the grinding wheel blade to rotate at a high speed for cutting, so that the seed crystal removing technology is simplified, the production efficiency is improved, the quality of seed crystal removal is improved, equipment is simplified, and the cost and the space resources are saved. The seed crystal cutting machine has higher adaptability for processing different materials.

The invention discloses a nighttime protection device for farmland crops, and relates to the technical field of agriculture. The nighttime protection device for farmland crops comprises a collection box, a bottom support rod is fixedly mounted on a bottom wall surface of an inner side of the collection box, a base plate is fixedly mounted at a top part of the bottom support rod, a deinsectizationdevice is arranged at a top part of the base plate, and a bearing is arranged at a top part of the deinsectization device. In the nighttime protection device for farmland crops, striking blocks in trapping grooves in an outer sleeve are affected by an impact force to stretch out and move on sliding grooves in corresponding positions; a process that the striking blocks move on the sliding grooves in the corresponding positions is close to a process that frogs spit tongue dues to an influence of an instantaneous acceleration generated by an instantaneous impact, so that insects in the trapping grooves in the corresponding positions are hit by the striking blocks at an instantaneous high speed, thus the lured insects are hit in a capturing mode each time, therefore, an effect of treating theinsects is achieved, and a situation that a luring effect is reduced due to an insect accumulation is avoided.