69results about How to "Cause mechanical damage" patented technology

The invention relates to a bladder power pump utilizing the magnetic force to assist the bladder to urinate, which comprises a magnetic active cell (1), a stator (2) and a magnetic controller (3), wherein, the magnetic controller (3) generates magnetic field if switched on and enables the magnetic force to work on the magnetic active cell (1); the magnetic active cell (1) comprises a flexible sheet (12) and a plurality of permanent magnetic sheets (13), and the permanent magnetic sheets (13) are enwrapped with the flexible sheet (12); the flexible sheet (12) enwrapping the permanent magnetic sheets (13) surrounds a gourd-shaped structure with the stator (2) to circle the outside of the bladder (10) to build a variable working cavity (11); the upper end of the flexible sheet (12) enwrapping the permanent magnetic sheets (13) is contacted and adhered with the stator (2); a through hole (9) of ureter communicating a ureter (8) with a ureter port (a) inside the bladder wall, and a urethra bayonet (7) held at a urethral meatus (b) of a urethra (8) are respectively arranged at the lower end of the flexible sheet (12) where the permanent magnetic sheets (13) are not enwrapped; and the lower end of the flexible sheet (12) where the permanent magnetic sheets (13) are not enwrapped is contacted and adhered with the stator (2). The invention can effectively assist the neurogenic bladder dysfunction sufferer to realize emiction and has the advantages of ingenious design, simple structure, safe use, convenience and practicality.

The invention discloses a method for capturing and controlling in-vivo cells of a living body animal. The method comprises the following steps of: forming optical tweezers with a beam of laser, wherein the optical tweezers are an optical field which can be subjected to momentum exchange with particles; placing a part, which is required to be subjected to cell capturing, of the living body animal in the position where the optical tweezers are formed; aligning an illumination light beam with the optical tweezers and the part, which is required to be subjected to cell capturing, of the living body animal; and adjusting the relative position of the optical tweezers and the living body animal, so that the in-vivo cells of the living body animal are captured by the optical tweezers. According to the method, the in-vivo cells of the living body animal can be captured and controlled in a non-contact mode without damage to a dermic layer of the surface of the animal, and mechanical harm to the cells is avoided.

The invention discloses a flexible targeting spraying mechanism for orchards. The flexible targeting spraying mechanism comprises a spray support, a main spray pipe, a plurality of side spray pipes and a control device. The main spray pipe is disposed on the spray support which comprises a telescopic arm, a diagonal bracing arm and a horizontal arm, and the telescopic arm, the diagonal bracing arm and the horizontal arm are connected in sequence; the main spray pipe correspondingly comprises a vertical section, a diagonal section and a horizontal section; the side spray pipes are arranged on the horizontal section, and each side spray pipe is provided with a nozzle; a first solenoid valve is arranged on the main spray pipe, a first electric putter is arranged at the joint of the horizontal arm and the diagonal bracing arm on the spray support, a second electric putter is arranged at the joint of the diagonal bracing arm and the telescopic arm on the spray support, and the first solenoid valve, the first electric putter and the second electric putter are all respectively and electrically connected with the control device. By the flexible targeting spraying mechanism, shape of the spray support can be manually or automatically adjusted according to line spacing and row spacing of planted fruit trees and sizes thereof, so that targeting spraying effect can be guaranteed, pesticide utilization and spraying efficiency can be improved, waste of pesticides can be reduced, and further environmental pollution can be avoided.

The invention discloses a floating condition manufacturing method for an extra-long hull. The floating condition manufacturing method comprises the following steps of (1) dividing the hull into three parts, namely a lower hull, an upper hull and a superstructure, wherein the lower hull is divided into a stern complete cross section and a bow complete cross section; (2) separately manufacturing the stern complete cross section and the bow complete cross section on two barges; (3) when the length of a built part of the stern complete cross section is the same as that of the barges, enabling the barges to submerge and translate for a certain distance towards the direction of a bow, and then enabling the barges to float upwards support the built part of the stern complete cross section, and continuing construction until the stern complete cross section is completed, wherein the constructing manner of the bow complete cross section and the construction manner of the stern complete cross section are basically consistent but have a difference that the barges are translated towards the direction of a stern instead of the bow; (4) performing closure on the stern complete cross section and the bow complete cross section; (5) enabling the two barges to submerge for removing; and (6) manufacturing the upper hull and the superstructure on the lower hull. According to the floating condition manufacturing method disclosed by the invention, constructing a special dock and a special berth is not needed, so that the construction cost can be reduced, the cycle can be shortened, the requirement for a site is low, and the adaptability is high; and the hull lunching is realized through the submerging of the barges, so that mechanical damages cannot be generated on the hull.

The invention provides an automatic material arranging method and equipment based on vision robots. According to the method, finished products are conveyed by a continuously moving conveying belt; when the finished products pass by a vision camera arranged at the upper end of the conveying belt, the vision camera shoots the image of the finished products, detects position and angle values (X, Y and theta) of each finished product, and transmits the values to each online robot; according to the position and angle values (X, Y and theta) of each finished product detected by the vision camera and a real-time moving distance value of the finished product conveying belt detected by a synchronization device, when the finished products enter the actuation range of each robot, the robots can accurately grab the finished products one by one, and accurately put the finished products on a feed part of a packing machine one by one according to the required positions and angles, thus the arrangement and distribution of the finished products, namely the whole material arranging process, is completed. The vision camera, the synchronization device and each robot are electrically connected; and according to the method and the equipment, on the basis of the vision robots, the problem of material arrangement is solved, all problems of mechanical material arrangement are completely solved, and the effect of human-like flexibility and adaptability can be achieved.

The invention relates to a device and method for determining virulence of whitefly pests by using a living plant. The device is composed of a gauze bag (1), a ring piece (5) arranged in the middle ofthe gauze bag (1), and a drawstring (3), wherein a gauze bag opening (6) is arranged at the end of the gauze bag (1), a hollow folding edge (4) is arranged at the gauze bag opening (6), and the drawstring (3) is penetrated into the folding edge (4); a pest feeding opening (2) is opened on the gauze bag (1); the gauze bag (1) comprises two structures A and B; and the like. According to the scheme of the invention, the virulence determination method of the whitefly pests in many key links is limited, so that the stability and consistency of the virulence determination can be ensured, a solid foundation and guarantee can be laid for accurate virulence determination, and by applying the virulence determination results of the invention, the accurate technical guidance can be provided for the large-scale use of pesticides in large fields.

The invention relates to an ultraviolet ray and infrared ray preventing biconvex umbrella comprising an umbrella rib, an umbrella stick, an umbrella rib holder, an umbrella cap and an upper umbrella cover, wherein the center of the upper umbrella cover is fixed on the top end of the umbrella stick through the umbrella cap; and a lower umbrella cover is arranged below the upper umbrella cover in a mirror-image way to form a biconvex structure with an eye-shaped outline. Due to the biconvex structure, the ultraviolet ray and infrared ray preventing biconvex umbrella can insulate direct infrared rays and ultraviolet rays on a heat insulation layer formed between the upper umbrella cover and the lower umbrella cover, diffuse reflected infrared rays and ultraviolet rays out of the umbrella through the lower umbrella cover so that various rays below the umbrella covers are not collected and gathered any more and a formed shadow is even cooler, thereby achieving the purpose of preventing the infrared rays and the ultraviolet rays and effectively enhancing the health degree of a user; in addition, the umbrella rib is wrapped by the lower umbrella cover without causing mechanical injury on the user in the using process.

The invention discloses a preparation method of an amnion tissue engineering de-immunized skin scaffold, comprising the following steps: rinsing and disinfecting amnion, then immersing in a commercialamnion cell culture medium, culturing in a CO2 incubator at 37 DEG C for 72 h, taking the cultured amnion out of the culture medium, centrifuging the cultured amnion and filtering through a 0.22 micron filter membrane and then sub-packaging, and cryopreserving in a refrigerator at 80 DEG C; carrying out continuous gradient dehydration on the amnion with ethanol for 3 days, aseptically air-drying,cutting into different specifications of amnion patches according to clinical requirements, and carrying out aseptic vacuum package for later use. The method adopted by the invention can realize thepurpose of simple, rapid, high-efficiency and large-scale preparation of medical artificial skin; the material used is human or pig amnion, has a wide source, is mostly waste after production and is low-cost, and there is no ethical problem. The invention has been verified on skin regeneration after burns in rats and pigs (large animal models), and the effect is remarkable and no adverse immune reaction is observed.

The invention provides a steam driving urination boosting system based on magnetic resonance coupling. The system comprises a high-frequency power supply, a first compensation capacitor, a second compensation capacitor, resonance coils comprising a transmitting coil and a receiving coil, a bed frame which is fixed on the pubis, a urethra valve which is fixed on the bed frame and a driving sac of which the upper end is fixed on the bed frame, wherein a working medium is stored in the closed driving sac; the transmitting coil is held in a hand and presses the anterior abdominal wall; the receiving coil is fixed in the closed driving sac; the first compensation capacitor is connected in series with the transmitting coil and the high-frequency power supply; a heating wire is soaked in the liquid-state working medium, and is connected in series with the receiving coil and the second compensation capacitor; the bed frame and the urethra valve are fixed on the periphery of a covering film; the urethra valve is an elastic element coating urethra, and is fixed on the bed frame. The system has a simple and light structure, realizes high-efficiency non-contact electric transmission, has stable driving capacity, and does not cause infection, injury, urine leakage or backflow.

The invention discloses an oil-gas mixing press punch used for cooling fin lead installation. The punch comprises an oil-gas mixing press body, a pressure switch and a relay, wherein the oil-gas mixing press body comprises a base, a line ball buckle upper die, a cylinder, a cylinder switch and a manifold pressure gauge; the pressure switch is installed on an admission line; the relay is electrically connected with the pressure switch and the cylinder switch and is used for controlling the pressure switch and the cylinder switch to be switched on and off; the expansion link of the cylinder is fixedly connected with the line ball buckle upper die. According to the punch disclosed by the invention, the line ball buckle upper die is downwards pressed after the pressure reaches a preset value to guarantee that pressure is stable each time. Because the pressure is controllable, the pressure is set according to the metal material characteristic of the cooling fin, the lead can just be pressed into a cooling fin trough according to the requirement without damaging the cooling fin, and therefore, a stop block is omitted. Compared with the traditional punch, the punch disclosed by the invention has the advantages of stable pressure and uniform lead pressing-in degree, inferior-quality products of which the cooling fins are damaged or the leads are not pressed in are reduced, and the production quality is improved.

The invention relates to a bearing installer of a small cabin and a method for installing a bearing by adopting the installer. The bearing installer comprises a guide sleeve, a guide rod, a pressing ring, an adapter ring, a backing ring, a handle and a turntable, wherein matched internal and external threads are arranged on the screwing part of the guide sleeve and the guide rod, and the external turntable is rotated to drive the guide sleeve and the guide rod to be screwed together so as to provide press-in power required during bearing assembly; the guide sleeve and the guide rod are provided with positioning steps for positioning the bearing and a workpiece; the pressing ring, the adapter ring and the backing ring are part families adapting to different installation requirements; and the handle is installed on the pressing ring, the pressing ring is limited not to rotate and is kept static relative to the end face of the bearing, and the bearing is protected against damage caused by sliding friction in the assembling process. The bearing installer is simple in structure and convenient to operate, integrates guiding, positioning and press-in functions, and can assemble the bearing at a time, the phenomena of repeatedly disassembling and assembling the bearing and damaging a cabin body, a shaft sleeve and the bearing are avoided, and the problem of bearing assembly of a small cabin body is effectively solved.

The present invention relates to acerola cherry tabletted candies and a preparation method thereof. The candies consist of cherry powder, an excipient, a sweetening agent, an adhesive and a lubricant; the acerola cherry tabletted candies specifically comprise 25-33.35% of acerola cherry powder, 28.6-29.3% of sorbitol, 15-25% of microcrystalline cellulose, 1-8% of D-mannitol, 0.1-1% of stevioside, 10.65-20% of blueberry powder, 0.01-0.05% of sucralose and 0.3-1% of magnesium stearate. The tabletted candies are obtained by adopting the technologies of sieving, weighing, premixing, total mixing and direct pressing. The acerola cherry tabletted candies are simple in preparation process, stable in hardness, friability and taste, have blueberry flavor, are moderate in sourness and sweetness and convenient to eat, and have the beneficial effects of enhancing immunity, improving skin state, whitening, regulating intestinal flora and the like.

The invention relates to a universal inter-plant weeding ripper for a mulberry orchard and an orchard. The ripper includes a three-point suspension frame unit, a transmission system unit, a weeding and loosening unit and a reset unit. The ripper is advantaged in that a weeding and loosening shaft is driven by a driven sprocket for high-speed rotation to realize high-speed rotation of a weeding andloosening cutter, and weeding and loosening operation is realized; when an anti-collision wheel is subjected to stalk resistance, a movable cantilever rotates under the tension of a tension spring, so plants are prevented from being damaged; under the action of the tension spring, the movable cantilever can return to the initial position to complete reset. The ripper is applied to the weeding andloosening operation in the woody plants, is suitable for removing weeds between the plants and loosening the soil, is safe and efficient and can solve problems of low efficiency of artificial weedingand environment pollution of herbicide.

The invention discloses a swallowing type fruit and vegetable picking robot. The robot comprises an intelligent moving platform, a bionic swallowing transportation device, a robot body and an industrial personal computer, wherein the robot body and the industrial personal computer are installed on the intelligent moving platform; the bionic swallowing transportation device is installed in the robot body in a penetrating mode; the bionic swallowing transportation device comprises inflation pipelines, a transportation pipeline and an air compressor; the inflation pipelines are evenly arranged along the inner surface of the transportation pipeline; each inflation pipeline is provided with a vent hole communicating with the air compressor; one end of the transportation pipeline is provided with a suction inlet and fixed to the robot body; and an opening in the other end of the transportation pipeline leads to the interior of a fruit and vegetable collecting box. When the fruit and vegetable picking robot is used for picking fruits and vegetables, only the positions of the fruits and vegetables need to be recognized, and the postures of the fruits and vegetables do not need to be judged, so that a control program of the picking robot is simplified, and the picking efficiency is improved; mechanical damage to the fruits and vegetables is avoided in the whole fruit and vegetable picking and transporting process, so that rapid lossless picking operation is achieved; and the robot is suitable for picking various fruits and vegetables.

The invention provides a method for cleaning anode mud on a zinc electrodeposition anode plate. The method comprises the following steps of: soaking the anode plate with the anode mud needing to be cleaned into a preheated mixed solution with reducing substances and acidic substances, and enabling the mixed solution to flow; taking out the anode plate from the mixed solution after soaking for a certain time; and treating impurities on the taken-out anode plate by using a zinc electrodeposition electrolyte or a zinc electrodeposition waste electrolyte. According to the cleaning method provided by the invention, the anode plate with the anode mud needing to be cleaned is immersed into the flowing solution with the reducing substances and the acidic substances for a certain time, the anode mud on the anode plate is dissolved and falls off, and cleaning of the anode mud on the anode plate is achieved, so that the method is high in automation degree, compared with manual cleaning, the problem that the labor intensity of workers is large can be well solved, batch treatment of anode plates can be realized, and the efficiency is high.

The invention relates to the field of medical instruments, in particular to a lower-limb rehabilitation training device which comprises a frame, a back placing device, a foot auxiliary device, a leg bending device, a hip soft pad, a standing device, a leg fixing frame and a motor. The leg fixing frame is mounted on the frame through the standing device, and the back placing device, the foot auxiliary device, the leg bending device, the hip soft pad and the motor are mounted on the leg fixing frame. A damping function is achieved when a patient touches a pedal by a leg placing device of the lower-limb rehabilitation training device, the patient adapts to a direction of a body to transform standing or lying along with the device through the leg bending device, and lower-limb rehabilitation training is performed.

The invention discloses an ultrasonic descaling energy converter for a plate heat exchanger and a descaling method of the ultrasonic descaling energy converter. The ultrasonic descaling energy converter comprises a radiant surface. The radiant surface is of a flat horn-shaped structure. Multiple magnetostriction rods are mounted at the bottom of the radiant surface. A rear cover plate is mounted at the other ends of the magnetostriction rods. The bottom of the radiant surface and the rear cover plate clamp the magnetostriction rods through a fastening device. A coil is wound around each magnetostriction rod. A magnetostriction material is adopted as a vibration source, the mechanical life of the ultrasonic descaling energy converter is long, and the ultrasonic descaling energy converter can continuously work for a long time. According to the ultrasonic descaling energy converter, the radiant surface is in a flat horn shape, a parallel excitation manner is adopted in an excitation source, and therefore high descaling efficiency and reliability are achieved. In addition, the energy converter does not need to be welded to the plate heat exchanger, an immersion manner is adopted for work, and therefore any mechanical damage is not caused to the heat exchanger.

The invention relates to the field of generators, in particular to an outdoor movable generator. The outdoor movable generator comprises a generator body, a protective bottom plate, a protective coverand a shell supporting seat, wherein the protective cover and the shell supporting seat are fixed on the protective bottom plate, wherein the protective shell comprises the protective cover, the protective cover comprises a cover body and limiting columns connected to the cover body through horizontal compression springs; the generator body is fixed between the four limiting columns; the shell supporting seat sequentially comprises electric lifting columns, a supporting plate and universal wheels from top to bottom; the electric lifting columns are connected with bottom surface of the protective bottom plate through movable ball heads; a central controller is embedded in the supporting plate, a horizontal sensor is embedded in a lower protecting plate, the central controller is electrically connected with the horizontal sensor and the electric lifting columns; the limiting columns can be used for conveniently fixing the generator bodies with different sizes and buffering the vibrationgenerated in moving and working of the generator; an upper rubber buffer plate and a lower rubber buffer plate can effectively buffer vibration; the horizontal sensor, the central controller and theelectric lifting columns enable the generator body to be in a horizontal state all the time, and the service life of the generator is prolonged.

The invention relates to a drilling tool code recognition system comprising coding chips, a portable infrared scanner and a computer, wherein coding chips are two round anti-corrosion hard-plastic flakes with small holes in the centers, and each flake is engraved with a two-dimensional digital code of the same drilling tool; a blind hole is drilled in an area on a male connector of the drilling tool, adjacent to a slope table shoulder side, one coding chip is placed at the bottom of the blind hole, an anti-corrosion fluororubber pad with the outer diameter same to the size of the blind hole is covered on the coding chip, the other coding chip is placed on the fluororubber pad, with the surface engraved with the two-dimensional digital code upward, and finally, a small quantity of steel adhesive is applied on the inner side of the blind hole, tightly adjacent to the coding chips, so as to fix the coding chips; the corrosion and high-temperature resistant fluororubber pad in the coding chips can be used for isolating the chip at the bottom layer with a working environment so as to effectively protect the chips; and the portable infrared scanner improves the efficiency and accuracy of code recognition, avoids errors caused by manually recording codes, and promotes the digitization and the informatization of drilling tool coding management.

The invention provides a high-heat-conductivity niobium three-tin superconducting coil and a manufacturing method thereof. The high-heat-conductivity Nb3Sn superconducting coil comprises a stainless steel framework (1), an insulating layer (2), a Nb3Sn superconducting coil (3), aluminum nitride (4), sodium chloride (5) and a central support (6). The high-heat-conductivity Ni3Sn superconducting coil is adopted, the mechanical supporting structure of stainless steel is utilized, the high heat conductivity of aluminum nitride is combined, the cold conduction effect of the thin-wall stainless steel framework can be improved, the problem that the cooling capacity of the Ni3Sn coil is poor is effectively solved, the refrigeration effect of the Ni3Sn coil is improved, and the service life of the Ni3Sn coil is prolonged. Therefore, the current-carrying capacity of the Ni3Sn coil is improved, and the performance of the Ni3Sn superconducting coil is improved. Meanwhile, in order to solve the problem that thin-wall stainless steel is prone to deformation at high temperature, the gap between the stainless steel framework and the center heat-resistant steel support is filled with sodium chloride, radial shrinkage of the stainless steel at high temperature is effectively prevented, sodium chloride can be removed only through water dissolution after temperature returning, and the center heat-resistant steel support can be conveniently pulled out.

The invention discloses a small excavator with double support arms, which comprises a bucket rod, two hinged seats, two support arm oil cylinders and a bucket, wherein the bucket rod is arranged between a moving arm and the bucket, and comprises a first bucket rod and a second bucket rod which are hinged with each other from the head to the tail, the front part of the second bucket rod is divided into two support arms which are equal in length, the front ends of the two support arms are pin-jointed with the bucket, the two hinged seats are respectively arranged on pin-jointed positions of the front ends of the two support arms and the bucket, the two support arm oil cylinders are respectively arranged on the outer sides of the two support arms, the bucket comprises a bucket main body, a bucket seat and a bucket tooth, the bucket seat is pin-jointed with the front ends of the two support arms, the bucket tooth is of an isosceles triangle, and sawteeth are uniformly distributed on the two equal sides of the isosceles triangle. The small excavator with the double support arms is reasonable in design, improves excavating strength, stabilizes excavating operation performance, can not cause mechanical injury to the bucket rod during the excavating operation, and prolongs service life.