223results about How to "Safe cleaning" patented technology

Methods and compositions for the production of recombinant proteins in a human cell line. The methods and positions are particularly useful for generating stable expression of human recombinant proteins of interest that are modified post-translationally, for example, by glycosylation. Such proteins may have advantageous properties in comparison with their counterparts produced in non-human systems such as Chinese Hamster Ovary cells.

An anion generator includes a base and a shell assembled on the base, needle stripes of homopolar spray points vertically lined with equal spacing fixed between a partition plate and a window grating, and a control circuit. The technical proposal is that the shell consists of a rear shell and a front shell; the window grating is moveably connected with the rear shell; the homopolar tungsten alloy spray points vertically lined with equal spacing are fixed between the needle stripes and press plates through the one-off sealing and packaging technique; the carbide fibre fixed on the needle stripes is communicated with the small high voltage blocks; a closed carbide fibre ring is arranged in a circular slot on the circumference of the needle stripes; the high voltage block assembly components fixed in the shell are sealed and packaged in a shield screen; the base and the shell are hinged together by a rotary positioning device. The invention has the advantages of reasonable structure design, convenience in adjustment and positioning, good transmission direction of the anion, high concentration and small grain size of the generated anion, large output quantity within unit time and obvious improvement of the air quality, thus obviously improving the curative effect of diseases and the air purification efficiency, and obviously extending the service life.

The invention relates to wall cleaning equipment, in particular to bathroom wall cleaning equipment, aiming to realize quick, thorough and safe cleaning of walls with no need for people standing on a chair. The bathroom wall cleaning equipment comprises a cart and the like; supporting rods are connected on the top plate of a cart board in a bilateral symmetry manner through bolts, and the top ends of the supporting rods are connected with a base plate through bolts; an up-and-down moving unit is arranged on the top of the base plate, and a cleaning unit is arranged on a moving member of the up-and-down moving unit. The up-and-down moving unit drives the cleaning device to clean walls; the bathroom wall cleaning equipment is further provided with a stirring unit which mixes clean water and detergent uniformly; thus the effect of quick, thorough and safe cleaning of walls is achieved with no need for people standing on the chair.

This invention relates to a slide outer rotary multifunction door and window, which contains frame and a number of window wings, wherein frame having three axle rail on top and bottom frame, said window wings having end convex, edge, lock fastener, connector, three axle roller, fastener handle and active latch, it also can be installed with active castor on lower end of wing for being used as door. Said invention has advantages of easy open at any angle, safety, reliable and fine sealing performance.

oiled garments are placed in a mesh laundry bag. Two holes in the bag are placed over a spindle of a washing machine so the spindle passes through the center of the bag. Releasable closures around the holes prevent garments from slipping out of the bag during washing. The bag allows delicate garments to be washed and held separate from other garments in the washing machine.

The invention relates to a full automatic chopstick trimming and washing machine comprising a rack, a chopstick feeding and trimming module, a charging / discharging device and a chopstick washing mechanism, wherein the chopstick washing mechanism is a six-station rotary washing mechanism which can be ascended and descended, washing chopstick cages are respectively installed on the outer ends of the six outer extending arms of the washing mechanism, the inner ends of the outer extending arms are evenly installed and fixed on a spline sliding block, the spline sliding block can be sleeved on a spline shaft in a sliding way, the spline shaft is respectively fixed on the fixing plates of the rack by an upper flange bearing seat and a lower flange bearing seat, a frequency-adjustable gear reducing motor is also installed on a lower fixing plate of the rack, an output shaft of the gear reducing motor is connected with the spline shaft in a transmission way, a big air cylinder for driving theup-and-down movement of the spline sliding block is also installed on the lower fixing plate of the rack, and the six stations of the washing mechanism are respectively a chopstick charging / discharging working area, a detergent scrubbing area, a first high-pressure flushing area, a clear water scrubbing area, a second high-pressure flushing area and a warm water soaking and washing area. The fullautomatic chopstick trimming and washing machine realizes the centralized washing of chopsticks and has higher efficiency and a stable washing effect.

The invention discloses an outdoor LED display screen with a cleaning function. The outdoor LED display screen comprises an LED display screen body and a fixing base. A supporting stand column is welded to the fixing base, an aluminum alloy frame is installed at the top end of the supporting stand column, the LED display screen body is installed on the inner side of the aluminum alloy frame, a supporting plate is welded to the top of the aluminum alloy frame, a fan, a case and a cleaning liquid barrel are installed on the supporting plate, a motor is installed in the case, a telescopic pushing rod is installed at the output end of the motor, and a cleaning roller is installed at the end, away from the motor, of the telescopic pushing rod. According to the outdoor LED display screen, a traditional manual cleaning mode is changed; in the cleaning process, the motor pushes the cleaning roller to move vertically on the LED display screen body through the telescopic pushing rod, brushes on the cleaning roller can rapidly clean the LED display screen body, and cleaning is safe and reliable and saves time and labor; besides, the function of rapidly air-drying the cleaned LED display screen body can be achieved.

The invention provides a heat-insulated degradable polypropylene foaming material and a production method thereof. The heat-insulated degradable polypropylene foaming material comprises the following components in parts by weight: 60-85 parts of long-chain branched polypropylene resin, 0.1-30 parts of high-crystallization polypropylene resin, 0.1-10 parts of polyethylene resin, 0.1-5 parts of nucleating agent, 0.1-5 parts of antioxidant, 0-5 parts of coloring agent, 1-3 parts of slipping agent and 0.1-5 parts of chemical foaming agent, wherein according to the ISO 16790-2005 regulation, the long-chain branched polypropylene resin has melt strength of 30Pa.s-40Pa.s, a melting temperature of 160 EG C-240 DEG C, a branch chain carbon atom number of 20-30 and a molecular weight multi-dispersion index of 5.0-7.0, and is continuously produced by a two-order serial-connection extruder. During the preparation process, the physical foaming agent is added, wherein the physical foaming agent is one or more of carbon dioxide with a supercritical fluid form, nitrogen gas, helium gas, argon gas, hydrogen gas, pentane and butane; and the filling amount of the physical foaming agent is 1-10 parts.

An animal cage including a plurality of joined walls defining an interior and presenting a first opening for accessing the interior. A door that is mounted over the first opening is moveable between closed and open positions alternately limiting and allowing access to the interior. A divider is operable from outside the cage to removably engage at least one of the walls for dividing the interior into first and second chambers. The divider presents an opening for passage between the chambers. A door panel is supported by the divider and is moveable relative to the divider between a closed position blocking the opening in the divider and an open position allowing passage between the first and second chambers. The cage may comprise a cage run consisting of one or more elongated enclosures that can be divided with the removable dividers into a plurality of cage compartments.

The invention discloses washable touch screen temporary protection ink as well as a preparation method and application thereof. The washable touch screen temporary protection ink consists of the following raw materials by weight percent: 0 to 50 percent of polyacrylic acid resin solution, 5 to 90 percent of water-based paint resin, 5 to 50 percent of water-soluble macromolecule solution, 0 to 70 percent of polyacrylate emulsion, 1 to 10 percent of packing, 0.1 to 2 percent of pigment and 2 to 5 percent of functional additive, wherein the polyacrylic acid resin solution and the polyacrylate emulsion are not simultaneously equal to 0. When in preparation, a polyacrylic acid solution, the polyacrylate emulsion, a water-based leveling agent and packing are placed into a dispersion machine and uniformly mixed, and then the other components are placed into the dispersion machine to be uniformly mixed to obtain the washable touch screen temporary protection ink. The ink can protect touch screen cover plate glass or an ITO glass surface layer film against damage during a construction process at a high temperature of 200 DEG C; moreover, after the ink is used at 200 DEG C, the ink can fall off in block shapes in 30s to 2min after being soaked in water with the temperature of 50 DEG C.

The invention belongs to the field of wall-climbing robots, in particular to a foot-type magnetic adsorption wall-climbing robot, which is composed of a carrying platform, a walking leg and an adsorption foot. Various actuators can be mounted on the carrier platform to perform various operations on the iron-based wall surface. Each walking leg comprises a two-degree-of-freedom series mechanism, aservo-electric cylinder and a ball hinge, wherein the end of each walking leg is connected and absorbed sufficiently. The suction foot adopts a screw nut mechanism to adjust the height of the permanent magnet and the wall surface so that the suction force can be adjusted. Robots can be thought of as combinations of 4-RRR Planar mechanisms and elevating mehcanisms. the movement of the two mechanisms is controlled to realize the omni-directional movement of the platform in the space. Robot can move straight, turn and adjust posture flexibly on the different curvature of the wall. The invention solves the shortcomings of unreliable adsorption and inflexible steering of the conventional magnetic adsorption wall climbing robot, and has the advantages of simple structure, strong load capacity, good obstacle-crossing ability, flexible movement and reliable adsorption.

A machine for the maintenance and conditioning of road shoulders having a work vehicle, an aggregate tiller, a screed assembly, and an attachment apparatus; the attachment apparatus being such that the screed assembly is rearward of the aggregate tiller, and such that the aggregate tiller and the screed assembly operate on the road shoulder while the work vehicle travels on the road proper. A preferred embodiment includes an assembly of the aggregate tiller, the screed assembly, the attachment apparatus, a folding apparatus whereby the assembly may be folded into a stowed position, a broom whereby the road edge may be swept clean, and adjustment mechanisms whereby the assembly may be adjusted; the adjustment mechanisms being remotely controlled.

Buoyancy force can provide a large lifting force with little energy, but it requires a control system. In the present invention position control system is designed and implemented to keep the body with the load at a reference position or to control speed of ascent of the load, in the present invention the designed combination of buoyancy with ascent tuning control parameters operated repeatedly whereby to generate AC electrical power with aid of buoyancy in pool, lake and ocean continuously, the present invention is a buoyancy and gravity control mechanism which comprised of rigid unit to a fix size or collapsible accordion vinyl skirt bellow capsule chamber, therefore several methods that can be developed to take advantage to overcome the enormous torque at the gearbox to turn the generator to generate AC current for rural villages large business and supply the grid 24 / 7 continuously.

The invention discloses a robot for cleaning attached marine organisms of a large tunnel. The cleaning robot comprises a vehicle body, a distance sensing device, a cleaning mechanical arm and cleaning devices, wherein the cleaning devices comprises the disc type cleaning device used for cleaning the top wall of the tunnel and the drum type cleaning device used for cleaning the side wall of the tunnel. The disc type cleaning device and the drum type cleaning device can be connected to a compatible connecting opening of the cleaning mechanical arm correspondingly and can be detached and replaced. The robot for cleaning the attached marine organisms of the large tunnel can sense the self-posture and ambient environment information in real time and can adaptively adjust the self-posture under the condition of high frequency and micro change; the contact force of the cleaning devices with the inner wall of the tunnel is controlled accurately, the overloading protecting function is achieved; and the cleaning devices is wide in adaptability, and safe, reliable, visual monitoring and efficient cleaning can be realized.

The invention discloses a disinfection and sterilization device applied to general surgical operation instruments. The disinfection and sterilization device comprises a shell, wherein a preliminary washing device, an ultrasonic washing device, a flushing device, a high-pressure steam sterilization device and a light sterilization device are successively mounted from top to bottom in the shell; a plurality of lighting lamps are mounted on the inner wall of the shell. Through the disinfection and sterilization device, operation instruments can be cleanly washed without dead angles; the instruments can be washed more thoroughly and more cleanly; the manpower is saved; through triple disinfection and sterilization of high pressure, high temperature and ultraviolet ray, the operation instruments can be disinfected more thoroughly; the service lives of the operation instruments are longer; the operation instruments do not collide with each other to be damaged during cleaning or sterilizing;meanwhile through design of buffering pads and cloth bags, the operation instruments are free of abrasion during cleaning and sterilizing, and the knife edges are not blunt; the operations of washingand sterilizing the operation instruments are safer; the damage rate of the operation instruments is low.

Exterior cleaning machine in wind turbine-towers, which is coupled to lifting means (7) in a parallel direction in relation to the outer surface of a mast (1) of a wind turbine, and wherein said machine comprises at least one flexible roller (2a, 2b) configured to come in contact with part of the surface of a mast (1) of a wind turbine, a plurality of magnets (3) facing part of the outer surface of the mast (1) and configured to attract the machine with regard to said mast (1) via magnetic phenomena; at least one tank (4a, 4b) configured to receive a cleaning product; a plurality of rolling means (5) between the structure and said mast (1); and remote control means (6) of the lifting motion of said machine associated with lifting means (7).

The invention discloses a water-soluble biodegradable cleaning agent and a cleaning application method of the water-soluble biodegradable cleaning agent. The water-soluble biodegradable cleaning agent comprises, by weight, 1%-15% of organic acid, 5%-20% of a surface active agent, 0.5%-1% of a stabilizer and 78%-79.5% of water. According to the cleaning application method of the water-soluble biodegradable cleaning agent, cleaning liquid containing the water-soluble biodegradable cleaning agent is used for ultrasonic cleaning of parts to be cleaned. According to the water-soluble biodegradable cleaning agent and the cleaning application method of the water-soluble biodegradable cleaning agent, the non-toxic food-grade biodegradable non-strong acid is adopted, the wetting performance, the permeability, the emulsibility, the dispersity, the capacity-increasing performance and the like of the water-soluble biodegradable cleaning agent are utilized, corresponding ultrasonic cleaning equipment is adopted in cooperation, under the mutual synergistic interaction of chemistry and machines, rust, oxides, polishing paste and all kinds of oil stains attached to the surfaces of metal, plastics and ceramics are washed away in a one-off manner; and in this way, traditional acid pickling technologies and the cleaning concept that oil removal, wax removal and oxide removal are executed separately are broken through, the cleaning process is shortened, time and energy are saved, cost is reduced, the safety of the environment and the safety of operators are guaranteed, and the effect of environment-friendly, efficient, energy-saving and safe enterprise production is achieved in real sense.

The invention relates to the re-production cleaning technical field, and especially relates to a component surface pollutant composite cleaning device and method; the component surface pollutant composite cleaning device comprises the following elements: a water jet spray cleaning system used for decomposition shedding treatment on component surface pollutant; an ultrasonic cleaning system used for doing ultrasonic cleaning on the component surface; an supersonic wave rinsing system used for doing supersonic wave rinsing for inner parts of the component; a blower drying system used for drying the parts after rinsing. The water jet spray cleaning system, the ultrasonic cleaning system, the supersonic wave rinsing system and the blower drying system are arranged in parallel in sequence on each work station of a frame; the component surface pollutant composite cleaning device also comprises a conveyer used for lifting and transferring hanging baskets between work stations, wherein the hanging basket is used for containing components.

The invention relates to a high-rise outer wall cleaning machine, wherein the cleaning machine comprises a rack and a washing liquid water tank; the washing liquid water tank is arranged on the back face of the rack; the washing liquid water tank is provided with a rotary cleaning head, a sliding sucker with a water spraying function and a rolling washing-out cylinder; a lifting assembly is arranged on the upper end face of the rack; a groove is arranged on a panel of the rack; a sewage treatment machine and a filling machine are arranged inside the groove; a rotation door matched with the groove is arranged on the panel; a water tank is arranged on the rack; and the water tank and the filling machine are communicated with the inside of the sewage treatment machine. The high-rise outer wall cleaning machine provided by the invention has the characteristics of simple structure, convenience in operation, high security in an outer wall cleaning process and the like.

The invention discloses a height-adjustable test tube rack cleaning machine. The height-adjustable test tube rack cleaning machine comprises a workbench. The two sides of the top of the workbench are both provided with connecting rods. The surface of each connecting rod is connected with an extending and retracting spring in a sleeved manner. The top of the each connecting rod penetrates through a cleaner to be connected with a movable block in a penetrating manner. The connection portions between the two sides of the inner cavity of the cleaner and the connecting rods are movably connected through fixed rods and connection holes. The right side of each fixed rod is connected with a fixed block in a penetrating manner. A motor is arranged on the top of the cleaner. The bottom of the motor is provided with a rotating shaft. The bottom of the rotating shaft is provided with a main transmission wheel. The height-adjustable test tube rack cleaning machine can clean test tube racks of different sizes through mutual cooperation of the connecting rods, the extending and retracting springs, the fixed rods, the connecting holes, movable blocks, a holding plate, a through hole, chucks, rubber cushions, telescopic rods and springs, and therefore the cleaning effect on the test tube racks is better.

The invention discloses a multifunctional push-and-pull casement window which comprises an upper window track and a lower window track, wherein the upper and lower window tracks are provided with window sashes which are pushed and pulled by a moving mechanism and horizontally opened by a rotating mechanism; the window sashes comprise upper and lower horizontal rails and left and right hooks; the upper and lower window tracks are provided with upper and lower self-locking devices for locking the moving positions of the window sashes when the window sashes are horizontally opened; the window tracks are square pipes; the opposite surfaces of the upper and lower window tracks are provided with moving notches along the length direction of the tracks; the self-locking devices comprise racks arranged at the inner bottoms of the window tracks and lock racks moving in the window tracks along with the window sashes; and the lock racks are internally provided with toothed brake blocks, return springs which act on the toothed brake blocks and press the toothed brake blocks on the racks, as well as poke rods for lifting the toothed brake blocks to enable the toothed brake blocks to be separated from the racks; when the window sashes are closed, the poke rods are touched to lift the toothed brake blocks; and when the window sashes are horizontally opened, the poke rods are released, and the return springs press the toothed brake blocks to be meshed with the racks. The multifunctional push-and-pull casement window disclosed by the invention is simple in structure, low in fault rate, convenient to maintain, and wide in market prospect.

A method for movably collecting, conveying, dedusting and desulfurizing dust of coke oven coke guide belongs to the separation type (B01D) of physical or chemical methods. The method solves the disadvantages that the design and arrangement of prior collecting and conveying pipeline are complicated, the operation is inconvenient, the resistance loss is huge, the energy consumption is high, and the investment is huge and the like. A movable bolt and a supporting rod are arranged on a coke guide so as to fix and support a dust hood, and connected with a flue by a movable joint. A draught fan makes the smoke dust generated in the coke guiding process pass through the dust hood for collection, and then the smoke dust enters an internal channel by a U-shaped flue. The smoke gas purified by a plurality of comprehensive effects including spraying, gravity settling and impact wet dedusting and desulfuration and the like enters an external-connected pipe duct for secondary purification, and finally the clean gas reaching the discharge standard is discharged. The water storing bent channel between a baffle plate and the tank bottom is designed in an unobstructed manner so as to ensure that the U-shaped flue is capable of moving in liquid. The invention is matched with the design of movable hanging block, the coke guide is capable of integrally moving to another coke discharge opening under the driving force traction of the coke guide under the premise that the integral smoke dust collecting and conveying system (pipelines and flanges) is not dismounted or reassembled, after finishing the work of collecting smoke dust and dedusting and desulfuration in a charcoal chamber of a coke oven so as to start a next working procedure. The operation in the whole process is simple and practical.

The invention discloses a pure water cleaning system for steam turbine oil pipeline, comprising a pure water cleaning liquid preparation subsystem, a large flow cleaning subsystem, a quality purification subsystem, a cleaning control subsystem, a high pressure cleaning subsystem and a compressed air purge subsystem ; The pure water cleaning liquid preparation subsystem, the large flow cleaning subsystem, the quality purification subsystem are connected with the cleaning control subsystem, and the information collection, transmission and adjustment are carried out through the cleaning control subsystem; the high pressure cleaning subsystem and the large flow cleaning subsystem The connection and functions complement each other; the compressed air flushing subsystem is connected with the cleaning control subsystem. The invention realizes the patterned, programmed and intelligentized management of the pure water cleaning process, can efficiently, quickly, safely and thoroughly clean the steam turbine oil pipeline system, achieves the purpose of high cleaning and surface protection, and has significant economic value and social benefit.

A method of stimulating chemical reactions within a liquid uses a gas plasma ejected from a gas-buffered plasma injection device to create a plasma-liquid interface. The injection device has an electrically-conductive housing with an inlet, an outlet and an electrode embedded in the housing interior so as to create flow paths through the electrode and between the electrode and housing, in the method, the outlet is submersed in a liquid and a gas plasma is supplied at the inlet. A direct-current voltage applied across the electrode and housing accelerates the plasma and ejects it through the outlet into the liquid.

The invention discloses a glass window cleaning device with a rotation mechanism, which includes an upper lead rail arranged on the upper part of the window, a lower lead rail arranged on the bottom part of the window as well as a vehicle cleaning device which consists of a drive mechanism and a washing mechanism which are mutually and fixedly connected; the cylinder of the drive mechanism is contacted with the upper lead rail in a rolling way by a supporting wheel and is contacted with the two sides of the lower lead rail in a rolling way by a bottom protection wheel arranged on a bracket at the bottom part of the cabinet of the washing mechanism; the washing mechanism includes a front washing unit and a bottom washing unit which are connected by a rotating device. As the automatization operation is adopted, the device reduces the danger of manual washing, can effectively and safely finish the washing of the observation windows of the control chambers with angles of the garbage cranes of a garbage incineration plant, a garbage incineration power plant, a danger waste processing plant and a garbage transportation station as well as the large windows with angles in various constructions under a high dangerous operation environment.

The invention discloses a topological three-dimensional suspension structure curtain wall cleaning robot system and motion control method. Left and right tractors are used for driving a cleaning actuator to move on a wall surface, at the same time, the horizontal axial direction belonging to the clean actuator pushes a clean part to be in contact with the wall surface, and the clean part cleans aglass curtain wall; and the automatic wide-range curtain wall cleaning operation which is different from the traditional situation mode is realized, and the topological three-dimensional suspension structure curtain wall cleaning robot system is especially suitable for the cleaning of high-rise glass curtain walls and has high safety for working personnel and building curtain walls.