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68results about How to "Effective damage" patented technology

Photosensitive liposome with encapsulated water-soluble medicament

The invention provides a photosensitive liposome with encapsulated water-soluble medicament, which is composed of temperature-sensitive phospholipid, cholesterol and long circulation material and hollow gold nanoparticle, wherein, the hollow gold nanoparticle has a characteristic absorption peak at the near infrared zone with the wavelength of 700-900 nm, and the particle size distribution of the hollow gold nanoparticle is in the range of 20-100 nm. According to the invention, a brand new photosensitive liposome is composed by wrapping water-soluble medicament and hollow gold nanoparticle with temperature-sensitive liposome. Under the extraneous near infrared light, the wrapped hollow gold nanoparticle generates a photo-thermal treatment effect, simultaneously, the photo-thermal effect controls a rapid site-specific delivery of medicament in a large amount from the photosensitive liposome, thereby blood vessels in the tumour part can be damaged or the tumor cells can be killed effectively with a chemical treatment effect of the medicamen. The drug loaded liposome of the present invention realizes synchronous photo-thermal and medicament molecule treatment effect, and the treatment effect of disease such as tumour is substantially improved, and the invention has clinic applicability and real treatment meaning.
Owner:ZHEJIANG UNIV

Built-in solenoid valve type variable damping shock absorber

PendingCN109185382ASmall liquid impactShort travel pathSpringsLiquid based dampersSolenoid valveEngineering
The invention discloses a built-in solenoid valve type variable damping shock absorber which comprises a liquid storage barrel. A work cylinder is arranged in the liquid storage barrel. A C-shaped flow cavity is formed between the liquid storage barrel and the work cylinder, and a piston rod assembly capable of sliding relative to the work cylinder is arranged in the work cylinder. The lower end of the liquid storage barrel and the upper end of a combination fork are connected to form sealing, the outer portion of the upper end of the liquid storage barrel is sleeved with an end cover, and anoil seal guide assembly is arranged in the liquid storage barrel. The upper end of the work cylinder abuts against the oil seal guide assembly. The piston rod assembly comprises a hollow piston rod, the upper end of the piston rod assembly stretches out from the upper end of the liquid storage barrel, and a built-in solenoid valve assembly is arranged at the tail end of the piston rod assembly andis connected with the piston rod assembly through a wire. The tail end of the built-in solenoid valve assembly is connected with a piston damping valve, and the work cylinder is divided by the pistondamping valve into a liquid flow cavity A and a liquid flow cavity B. The built-in solenoid valve type variable damping shock absorber has the advantages o f being high in safety, low in fault rate and long in service life. In addition, the built-in solenoid valve type variable damping shock absorber is high in integration degree, high in response speed and good in comfort.
Owner:XGM CORP LTD

Nanosilver disinfection antibacterial air filter element and preparation method thereof

The invention provides a nanosilver disinfection antibacterial air filter element. A four-layer structure mode of a hydrophobic layer nanosilver disinfection antibacterial nonwoven fabric, activated carbon, an HEPA efficient filter screen and a hydrophilic layer nanosilver disinfection antibacterial nonwoven fabric is adopted, bacteria, viruses, toxic gases and the like in particles, an ash layerand liquid can be effectively filtered out, the filtering efficiency is improved, and the service life of the machine is prolonged; besides, nanosilver particles are materials with long-acting disinfection and antibacterial effects; the combination of the nanosilver and silver ions can achieve the effects of rapid sterilization and long-acting disinfection and antibiosis; the air filter element has good safety and long-term effect, the spherical nanosilver and the silver ions are loaded on a reticular fiber material of the air filter element, bacteria on the air filter element can be effectively killed, and long-term disinfection and antibiosis are realized, so that the air filter element is not easy to mildew and breed bacteria after being used for a long time. In addition, the inventionalso provides a preparation method of the nanosilver disinfection antibacterial air filter element.
Owner:珠海纳金科技有限公司

Cruise vehicle with variable wings

The invention provides a cruise vehicle with variable wings, comprising a vehicle body, vehicle wings, acceleration section tail wings and cruise section tail wings. The vehicle wings are connected with the vehicle body through a wing varying mechanism, the wing varying mechanism comprises a swinging rod, a wing rod, a triangular connection piece, a push rod, a piston and an actuating cylinder, and the vehicle wings are fixedly connected on the wing rod; the piston is driven by external driving force to move in the actuating cylinder front and back, and the external driving force is transferred to the wing rod for connecting the vehicle wings through the push rod and the triangular connecting rod, and thus the control on sweepback angles of the vehicle wings and positions of the vehicle wings relative to the vehicle body is realized. The vehicle body and the vehicle wings are connected through the wing varying mechanism, the piston of the wing varying mechanism is driven by the external driving force, and the external driving force is transferred to the vehicle wings through the triangular connection piece, and thus the control on the variation of the sweepback angles of the vehicle wings and the variation of the positions of the vehicle wings relative to the vehicle body is realized, and the cruise vehicle with the variable wings, disclosed by the invention, has the advantages of simplicity in realizing, light weight and small volume, and can meet use requirements of the cruise vehicle.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Ultrasonic cleaning device for zippers

Disclosed is an ultrasonic cleaning device for zippers. The ultrasonic cleaning device comprises an inlet zipper guide mechanism, a cleaning mechanism and an outlet zipper guide mechanism which are arranged sequentially and transversely along a rack, and a plurality of water tanks arrayed sequentially and transversely are arranged inside the frame, and includes a first water tank added with a cleaning agent, a second water tank fitted with an ultrasonic generator and a third water tank filled with clear water. At least one longitudinal drive shaft is arranged on each water tank, a shaft sleeve is sleeved on each drive shaft, each shaft sleeve is axially divided into a plurality of winding spaces through a plurality of baffles, a water suction device is arranged at an outlet of each water tank, each water suction device is connected with a water inlet of a water pump through a water suction pipeline, and the water suction device arranged at a water outlet of the last water tank is independently provided with one water pump. Sprockets are mounted at same ends of all of the drive shafts, a motor drives a driving shaft to rotate through chain drive, and the driving shaft drives all of the drive shafts to rotate through chain drive. The ultrasonic cleaning device can clean the zippers thoroughly and effectively protect the zippers.
Owner:JIANGSU CMZ ZIPPER SCI & TECH CO LTD

Floating type brake pad

A floating type brake pad comprises a brake pad back plate, a friction body, a connection piece and an elastic supporting piece, wherein the brake pad back plate is provided with a facing plane and apositioning hole; the friction body comprises a friction part and a positioning part inserted into the positioning hole, and a first relative gap exists between the positioning part and the positioning hole; through the connection piece, the friction body is arranged on the brake pad back plate in a floating mode; and the elastic supporting piece is installed in the facing plane and connected withthe friction body, a guide hole suitable for allowing the positioning part to pass is formed in the elastic supporting piece, and the edge of the outline of the elastic supporting piece abuts againstthe inner side wall of the facing plane, or a second relative gap smaller than the first relative gap is formed between the edge of the outline of the elastic supporting piece and the inner side wallof the facing plane. The problems that an existing floating type brake pad is seriously deflected in the horizontal direction when being influenced by the action of brake friction force or vehicle vibration, thus, a friction body loses the best brake working surface, the brake effect is influenced, a connection piece connected with a brake pad back plate and the friction body is deformed and evenbroken due to shear force, the brake effect of the brake pad is reduced, and the service life of the brake pad is shortened are solved.
Owner:BEIJING TIANRENDAOHE NEW MATERIAL CO LTD

Centering clamping device for ceramic thin-wall sleeve part and work method of centering clamping device

ActiveCN110303428ARealize centering clampingRaise the base axisGrinding work supportsEngineeringScrew thread
The invention relates to a centering clamping device for a ceramic thin-wall sleeve part and a work method of the centering clamping device and belongs to the field of ceramic part machining. The centering clamping device comprises a base body shaft, movable cones and expansion cone sleeves, wherein the movable cones and the expansion cone sleeves are located at the two ends of the base body shaft, the number of the expansion cone sleeves is two, and the number of the movable cones is two. A clamping shaft is sequentially sleeved with one expansion cone sleeve and one movable cone, and an ejection shaft is sequentially sleeved with one expansion cone sleeve and one movable cone. The movable cones are in threaded connection to the clamping shaft and the ejection shaft, the expansion cone sleeves are close to end plates of the base body shaft, the expansion cone sleeves are provided with first cone faces inclined towards the movable cones, the movable cones are provided with second conefaces, and the movable cones at the two ends are screwed so that the expansion cone sleeves can be extruded to achieve the expansion action. A center hole is formed in the end portion of the ejectionshaft. A soft body material is arranged on the outer surface of a cylinder structure, and a clearance exists between the soft body material and the inner wall of the ceramic thin-wall sleeve part. Thedevice is small in weight, the cost is reduced, and the inner surface of an inner hole is not damaged; and the centering clamping device can be applied to ceramic thin-wall sleeve parts with different inner diameters at the two ends.
Owner:山东国晶新材料有限公司

Filter element cleaning equipment for industrial dehumidifier

ActiveCN109569103AEffective damageManual cleaning is inefficientFilter regenerationFiberEngineering
The invention relates to filter element cleaning equipment for an industrial dehumidifier. The filter element cleaning equipment for the industrial dehumidifier comprises a bottom plate, a conveying rack, a cotton absorbing device and a cleaning device, wherein the conveying rack is arranged at the upper end of the bottom plate; the cotton absorbing device is mounted on the left side of the upperend of the conveying rack; the cleaning device is mounted on the right side of the upper end of the conveying rack; and the cleaning device is positioned on the right side of the cotton absorbing device. The problems that when a filter element of an existing dehumidifier is cleaned, the filter element is always cleaned manually, the manual cleaning efficiency is low, the labor intensity is large,fluffs, cotton fibers and broken ends which are attached to the surface of the filter element cannot be swept or collected, moreover, during manual cleaning, waste materials easily harm health of workers, the filter element cannot be swept automatically, operation is complicated, the labor intensity is high, cleaning efficiency is low and the like can be solved, functions of absorbing cotton of the surface of the filter element and cleaning the surface of the filter element can be fulfilled automatically, and the filter element cleaning equipment for the industrial dehumidifier has the advantages of simplicity and convenience in operation, low labor intensity, high cleaning efficiency and the like.
Owner:ZHEJIANG OULUN ELECTRIC

Control circuit for safety protection of filter press

The invention discloses a control circuit for safety protection of a filter press. The control circuit comprises a plurality of switch contacts, a plurality of relays, two buzzers, an infrared grating, an electric contact pressure gauge, a laser limiter and a rapid pressure discharge electromagnetic valve, the control circuit is divided into two independent circuits and comprises a control circuita and a control circuit b which work at the same time. The switch contacts include a normally-open switch contact, a normally-closed switch contact and a time-delay closing switch contact according to functional requirements, the relays include an intermediate relay, a time relay and an intermediate relay for controlling a pull plate, the infrared grating and the electric contact pressure gauge are designed on the basis of the relay principle, and a circuit diagram is embodied in a relay mode. Compared with the prior art, the control circuit for safety protection of a filter press has the advantage that the damage of equipment to a human body can be effectively reduced during the operation of the equipment. Economic and property losses caused by explosion can be avoided when equipment isoperated by mistake. The electric appliance principle is simple, operation is reliable, and existing mechanical equipment does not need to be changed.
Owner:鄂托克旗新亚煤焦有限责任公司

Anti-rust treatment method for iron-based alloy magnetic powder core

The invention discloses an anti-rust treatment method for an iron-based alloy magnetic powder core, and belongs to the technical field of magnetic materials. Insulated iron-based alloy powder is soaked in anti-rust liquid, and the anti-rust liquid can form a film on the surface of the insulated magnetic powder. Thus, the effects of preventing rust, improving the surface insulation quality of the magnetic powder so as to prevent loss deterioration, and improving the formability of the magnetic powder so as to improve the mechanical strength of the powder core are achieved. Then, a green body is formed by pressing and soaked in the anti-rust liquid or the second time, so that an anti-rust film layer and an insulating coating layer, possibly damaged by pressing, on the surface of the green body can be effectively repaired, and the effects of preventing rust and preventing loss from remarkably deteriorating are achieved. By means of the method, the problems that an existing paint spraying rust prevention technology is high in cost and large in environmental pollution, a conventional rust prevention liquid soaking technology cannot achieve long-term and comprehensive rust prevention, and a silane coupling agent rust prevention technology damages the magnetic performance of the powder core can be solved, and surface rust of the iron-based alloy magnetic powder core caused by factors such as high environment humidity and long placement time is effectively prevented.
Owner:安徽瑞德磁电科技有限公司

Cleaning and drying instrument for laboratory test tubes

The invention provides a cleaning and drying instrument for laboratory test tubes. The cleaning and drying instrument comprises test tube ports, an air storage pipeline, a conical air outflow end, an electric stove wire and a thermal insulation plate; the electric stove wire is fixedly installed on the inner side of the thermal insulation plate, and the thermal insulation plate is fixed to the inner wall of a working bin; the left side of the working bin is fixedly connected to the conical air outflow end, the air storage pipeline is fixed to the conical air outflow end, and generated air flows through the conical air outflow end to arrive at the air storage pipeline through the working bin; the outside of the air storage pipeline is fixedly connected with the multiple rows of test tubes, an air inflow valve is installed on each test tube port, the air inflow valves can control air inflowing, and the corresponding air inflow valves on the test tube ports in which no test tubes are inserted can be selectively closed; and a rotating fan is connected with a double-output-shaft motor, cleaning of the test tubes is not influenced while the test tubes are dried, meanwhile, cold and hot wind can be selected for drying, the mode that the thermal insulation plate makes contact with the inner wall of the working bin is adopted for heating the electric stove wire in the working bin, and damage of a device is effectively prevented.
Owner:河南微服网络科技有限公司

Device and method for separating road ice layer based on steam microwave

The invention discloses a road ice layer separating device based on steam microwaves. The road ice layer separating device mainly comprises a high-pressure steam source, a steam cutting system and a microwave heating system. The steam cutting system comprises a plurality of spray nozzle sets communicating with the high-pressure steam source through pipelines. The spray nozzle sets are arranged opposite to the road surface. The microwave heating system comprises a microwave generator. A heating surface of the microwave generator is arranged opposite to the road surface. The heating surface of the microwave generator is located behind the spray nozzle sets. The invention further discloses a road ice layer separating method based on the steam microwaves. According to the road ice layer separating device and method based on the steam microwaves, by utilizing the characteristic that the dielectric loss of water is much larger than that of the road surface, an ice layer is cut through steam jets firstly, then the road surface is heated through the microwaves, the temperature of moisture in scratches rises rapidly, heat is transferred around, the temperature of the junction between the ice layer and the road surface is made to rise rapidly, and the effect that the ice layer and the road surface are separated rapidly is achieved; and the ice removal efficiency is improved, and energy is saved.
Owner:随州武汉理工大学工业研究院
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