189results about How to "Good for multiple use" patented technology

The invention relates to the technical field of diatom and discloses composite diatom purification particles. The composite diatom purification particles are prepared from raw materials in parts by weight as follows: 40-60 parts of diatomite, 6-14 parts of zeolite powder, 3-5 parts of dodecy dimethyl benzyl ammonium bromide, 2-5 parts of sodium bicarbonate, 3-7 parts of a photocatalyst, 1-3 partsof nano photocatalytic titania, 1-2 parts of antibacterial powder, 3-5 parts of nano tourmaline powder, 3-5 parts of infrared functional powder and 1-3 parts of titanium dioxide. According to the composite diatom purification particles and a preparation method thereof, zeolite powder is added and has adsorption capability for pollutants in the air, nano photocatalytic titania has adsorption and decomposition functions on pollutants in the air, the antibacterial powder can effectively remove bacteria, nano tourmaline powder has higher negative ion production and far infrared emittance and is matched with the infrared functional powder to release negative oxygen ions and far infrared rays while cleaning air, and the cleaning effect of the composite diatom purification particles on the pollutants in the air is improved through adsorption and decomposition.

A configurable logic component (30) does not have a local configuration memory. The configuration of the configurable logic component is defined by applied voltages. The configuration voltages are advantageously generated in an external configuration memory (2). In one preferred refinement, a memory chip (20) (for example EEPROM) and the inventive logic component without a configuration memory (30) are mounted face-to-face. An intermediate, structured solder layer (40) makes available a plurality of electrical connections.

A water purification and water-saving device for multi-times of water utilization comprises a main body with multi-stage reservoirs 1, 2 and 3 ellipsis in step-mode arrangement in sequence; each reservoir bottom is composed of a sewage pipe port 5; and on a higher position, an water outlet port 6 for purified water is positioned as well as a purified water purification inlet port 7, a pipe port piston 8, a switch to control each pipeline and water flow, and a mesh screen 9 to filter water; all reservoirs can be separated from each other, or communicate with each other; the port 6 in a previous stage reservior and the port 7 in the next stage reservoir can link the two reseviors together; a movable baseplate 0 in a previous stage reservoir can be used as an independent reservoir when being closed with side walls of the reservior, or made into an integrated reservoir when being opened and communicated with the next stage reservior; an auxiliary body is a water closet 3 inside rest rooms; below the water inlet port 7 mounts a water filter plate 10, an irregular concave curved filter plate and a brush 14 on a cleaning device on the filter plate, and the brush is connected with one end of a handle 13 through a reservoir opening cover plate 11; the other end of the reservoir 13 is connected with a rotary wheel 12. The invention adapts to places with high water consumption volume, multiple water consumers and a plurality of water consumption modes, such as households, hotels, schools and etc.

The invention discloses an H-shaped steel and square pipe assembly type joint and a construction method. The H-shaped steel and square pipe assembly type joint comprises a square pipe and H-shaped steel, and further comprises a T-shaped plate, a supporting steel bar, an upper limiting piece and a lower limiting piece; the supporting steel bar is horizontally welded to the side face of the square pipe; an inserting groove corresponding to the supporting steel bar is formed in the side face of a bottom plate of the T-shaped plate; a connecting groove is formed in an end web of the H-shaped steel; a longitudinal plate of the T-shaped plate is in butt joint with the connecting groove and is welded to an upper flange plate and a lower flange plate of the H-shaped steel; high-strength screws are welded to the positions, located above and below the H-shaped steel, of the side face of the square pipe; the upper limiting piece and the lower limiting piece are connected with the high-strength screws in an inserted mode and fixed through high-strength nuts; and the upper limiting piece and the lower limiting piece are connected with the flange plates of the H-shaped steel through high-strength bolts. The H-shaped steel and square pipe assembly type joint is easy to assemble on a construction site, few in assembly procedure, convenient to assemble and disassemble, convenient to use repeatedly, high in construction efficiency, capable of effectively exerting the stress performance of a square pipe column, wide in application range and capable of being widely applied to connection of an H-shaped steel beam and the square pipe.

The invention discloses a detecting device for detecting the sealing property of a water-cooled motor shell. The detecting device comprises a detecting pool and a top cover arranged on the top of thedetecting pool, wherein a liquid conveying tube is arranged at the bottom of the detecting pool, a liquid storage tank is arranged on one side of the detecting pool, and the liquid conveying tube communicates with the liquid storage tank; the top cover comprises a left top cover and a right top cover, an automatic opening and closing apparatus is arranged on the liquid conveying tube, and a sealing apparatus is arranged on the top cover; a gas conveying tube is arranged on a side wall of the detecting pool, carbon dioxide is conveyed in the gas conveying tube, the liquid in the liquid storagetank is an alkaline solution, and the liquid in the detecting pool is a phenolphthalein test solution; and through the reaction between the phenolphthalein test solution and the alkaline solution, thecolor of the solution in the detecting pool changes, and whether a gas leakage phenomenon is generated on the motor shell can be conveniently judged through the change in the color of the liquid.

The invention relates to the technical field of bus accessories, in particular to a bus handrail for two persons and capable of being switched in multiple manners. The bus handrail comprises two connecting plates. A horizontally-placed annular block is fixedly connected between the two connecting plates. The bottom of the annular block is fixedly connected with a first magnetic element. Clamp grooves are formed in the sides, close to each other, of the two connecting plates. A connecting rod is movably connected between the two clamp grooves through bearings. An annular groove is formed in thesurface of the connecting rod. An annular block is fixedly connected to the surface of the annular groove. When used, the bus handrail is superior to the comparison scheme, a user can hold the handrail, a first arc segment or a second arc segment can be located at the lowest end after rotating, a large arc groove opening and a small arc groove opening horizontally arranged on the first arc segment and the second arc segment can be held by one person with two hands, and greater stability is achieved; the bus handrail can be used by two persons on a bus, and the handrail is convenient to use and more attractive; and multiple kinds of operation can be achieved.

The invention discloses a chopstick batched rapid cleaning machine which comprises a machine box. An inner cavity of the machine box is of a hollow structure. A guide plate is fixedly welded to the top of the right end face of the inner cavity of the machine box. The left side of the bottom end face of the top plate is rotationally connected with a connecting rod through a connecting lug plate. Afirst driving motor is fixedly connected with a rotating plate through a power shaft. The bottom end of the connecting rod is rotationally connected with the edge of the front end face of the rotatingplate. The front end face and the rear end face of the inner cavity of the machine box are rotationally provided with a cleaning roller and a cleaning cylinder. The rear end of the cleaning roller and the rear end of the cleaning cylinder are fixedly sleeved with a first gear and a second gear respectively. The first gear is meshed with the second gear. A second driving motor is fixedly connectedwith the cleaning roller. A supporting plate is fixedly installed between the front end face and the rear end face of the inner cavity of the machine box. A chopstick box is arranged below an impeller. The chopstick batched rapid cleaning machine is suitable for chopstick batched rapid cleaning, disinfecting and sterilizing and is convenient to use multiple times.

The invention discloses a portable electric power fence comprising bases, supporting rods and an intercepting net. The bases are arranged at the lower ends of the supporting rods and each comprise a vertical column, an oblique bar, a bottom plate, travelling wheels and a power source. Electromagnetic brakes are arranged on the travelling wheels, the two sides of the upper end of each supporting rod are each provided with an upper positioning lug, through holes are formed in the upper positioning lugs, and the two sides of the lower end of each supporting rod are each provided with a lower positioning lug. Blind holes are formed in the upper surfaces of the lower positioning lugs, the two ends of the intercepting net are each fixedly provided with a vertical positioning rod, the upper endsof the positioning rods are located in the through holes of the upper positioning lugs, and the lower ends of the positioning rods are located in the blind holes of the lower positioning lugs. Alarmsare arranged at the tops of the supporting rods, and alarming indicator lamps and emergency illuminating lamps are arranged at the side edges of the supporting rods. The portable electric power fencehas the advantages that the electric power fence is convenient to use and carry, multiple-time use is facilitated, the functions of lamplight warning, voice alarming and emergency illuminating are achieved, and the defect that as for a traditional safety fence, an indicating device is prone to being damaged or cannot conduct clear indicating under the dark condition is effectively overcome.

The invention discloses a portable fire-fighting ladder with security performance. The portable fire-fighting ladder with the security performance comprises hanging hooks, a main rod and additional rods; the hanging hooks are rotatably connected with the main rod through a threaded connecting rod and a first circular groove; a regulating rod is inserted into the inner cavity of the first circulargroove in a sliding manner; first regulating grooves and second regulating grooves are respectively formed in the left end and the right end of each of the main rod and the additional rods; the bottomside wall of the inner cavity of each first regulating groove and each second regulating groove is rotatably connected with a supporting plate; the tip of each supporting plate is rotatably hinged toa pedal; the tip of each pedal is rotatably connected with the side wall of the regulating rod through a rotating block; a second circular groove of the main rod is connected with one regulating rodof the additional rod through screw threads in a plugging manner; a T-shaped lifting groove is formed in the vertical direction of the side walls of each of the main rod and the additional rods; the vertical direction of the inner cavity of the T-shaped lifting groove is clamped with a safety belt locking mechanism in a sliding manner. The portable fire-fighting ladder with the security performance is convenient to combine and convenient to accommodate, facilitates the use in a place where large rescue equipment cannot reach, and facilitates repeated use.

The invention discloses a construction process of a concrete steel formwork. The construction process of the concrete steel formwork comprises the following steps of formwork design, formwork assembling, formwork splicing, prefabrication preparation, inspection and correction, concrete pouring, concrete vibrating, concrete curing, strength testing, cast part taking through formwork disassembling,and steel formwork maintenance. According to the construction process of the concrete steel formwork, a column formwork and column loops are mounted, an upper end formwork and a lower end formwork arefastened through screws, and fasteners such as U-shaped clamps and disc-shaped fasteners of hook bolt outer pads are used for fastening, so that deformation of the whole steel formwork is avoided inthe construction process, and concrete can be fixed more firmly; a demolding isolation agent of the steel formwork is processed, so that concrete is prevented from being left on the steel formwork after demolding; water is poured for wetting, so that the situation that moisture of the concrete is absorbed by the steel formwork, and consequentially, the concrete is not compact, and a pitted surfaceis caused is avoided, and the forming quality and strength of the concrete are improved; and meanwhile, a plastic film is used for maintenance in the seventh step, so that water losses are avoided while heat preservation is achieved.

The invention discloses a slurry pocket slurry-injecting anchorage rod with a control system and a using method and belongs to the technical fields of engineering construction and anchorage rod fixing. The slurry pocket slurry-injecting anchorage rod comprises a rod body part, a control part and a shell, the control part comprises a slurry injecting part and a slurry returning part which are connected in parallel and further comprises a control circuit part, and the slurry returning part comprises an adjusting structure. The control circuit part comprises a first bulb, a second bulb and a power source, a normally open switch is arranged above the first bulb, and the power source is connected with a normally open solenoid valve. The rod body part comprises a shell body, a main reinforcement, a slurry pocket and a pocket interior slurry-injecting pipe, a metal ball is arranged above a slurry returning opening, and the metal ball is connected with the normally open switch of the circuit part in parallel through an electric conducting metal bar. The slurry pocket slurry-injecting anchorage rod with the control system and the using method have the beneficial effects that the extraction-resisting capacity of the anchorage rod can be reinforced through control over the slurry-injecting shape, the slurry-injecting pressure can further be accurately controlled through the control system, and the technical problems that as for an ordinary slurry-injecting anchorage rod, the slurry backflow pressure is overlarge and slurry run-out and leaking are prone to occurring are solved; and theslurry pocket slurry-injecting anchorage rod has the advantages of being simple in structure, low in cost, rapid in mounting, capable of being reused and the like.