34results about How to "Strong collection" patented technology

The invention involves a bio-polyol prepared from epoxy rapeseed oil. The preparation method comprises: carrying out ring-opening reaction of epoxy rapeseed oil with an active hydrogen-bearing nucleophilic reagent at the presence of catalyst to obtain the mixed hydroxyl fatty acid triglyceride, and adding alcoholysis agent of alcohols or alkanolamine and heating for alcoholysis reaction to obtain mixed hydroxyl fatty acid monoester, i.e. biological-based polyol. The invention has the advantages of epoxy rapeseed oil being cheap and easy to get or self-design, reduction of dependence on petrochemical products, strong functions and high adjustability, and production of different functionality and pre-designed hydroxyl values of the bio-polyol according to requirements.

This invention is preparation method of rigid polyurethane foam plastics with rape oil. The procedure is as followings: 1) epoxidise the rape oil and epoxidation agent to produce epoxidised rape oil. 2) React with nucleophilic reagent toget mixed hydroxy fatty acid glycerin; 3) add alcohol or alcohol amine, heat to get mixed hydroxy fatty acid monoesters-biological polyatomic alcohol. 4) Mix with auxiliary catalysis, foam stabilizer and water to form polyether polyol. 5) Mix with foaming agent and isocyanate to obtain rigid polyurethane foam plastics. This invention has a high compatibility with alkane foaming and low cost. It's a good heat insulating material.

Methods and apparatus in the field of single molecule sensing are described, e.g. for molecular analysis of analytes such as molecular analytes, e.g. nucleic acids, proteins, polypeptides, peptides, lipids and polysaccharides. Molecular spectroscopy on a molecule translocating through a solid-state nanopore is described. Optical spectroscopic signals are enhanced by plasmonic field-confinement and antenna effects and probed in transmission by plasmon-enabled transmission of light through an optical channel that overlaps with the physical channel.

A soft PUR foam prepared by using rapeseed oil, is produced according to the following steps: 1) taking rapeseed oil and epoxy agent for epoxidation reaction in the presence of catalyst, 2) taking epoxy rapeseed oil and nucleophilic reagent containing reactive hydrogen for epoxy ring opening reaction to generate the mixed hydroxy fatty acids triglycerides, 3) adding alcoholysis agent for alcoholysis reaction to generate bio-radical polyol, 4) conducting bio-radical polyol and oxy-olefin for polyaddition reaction to generate the bio-radical polyether polyol, 5) taking bio-radical polyether polyol and polyether polyol and / or polyester polyol as raw materials, supported by catalyst, foam stabilizer, foaming agent to prepare combined polyether polyol, 6) mixing the combined polyether polyol and isocyanate evenly for foaming reaction to produce the invention.

The invention discloses a high-yield high-resistance honeybee breeding method comprising the following steps: 1, hatching ovum produced by an Italian queen bee into larva in a bee hive, moving the larva onto a queen platform and placing same into a black bee hive for Italian honeybee cultivation, thus allowing the Italian honeybee larva to intervene with black bee components; 2, hatching ovum produced by the black bee into larva in a bee hive, moving the larva into a queen platform and placing same into an Italian honeybee hive for black bee cultivation, thus allowing the black bee to intervene with Italian honeybee components; 3, breeding the Italian honeybee larva in the black bee hive into an Italian honeybee female queen bee, and breeding the black bee larva in the Italian honeybee hive into a black bee male bee; 4, allowing the born Italian honeybee female queen bee to mate with the black bee male bee, and laying eggs; 5, hatching, and breeding a new line hybridization honeybee. The high line honeybee grown by the method is mild in temper, strong in adaptability, high in yield and disease resistant, balanced in property, and can maintain large and strong colony, thus solving the problems that a conventional species wasp cannot keep excellent properties represented by original parents, and the bee species degenerates.

The invention discloses an anti-blocking controllable multi-channel chip removal device for a multi-station numerical control machine tool. The anti-blocking controllable multi-channel chip removal device comprises a connecting disc, the top of the connecting disc communicates with a chip removal pipe, an annular gear is fixedly installed outside a rotating cylinder, a partition plate is fixedly installed inside the rotating cylinder, a chip removal hole is formed inside the partition plate, one side of the annular gear is meshed with a driving gear, one side of a cleaning cylinder communicates with a storage box, the top of the storage box communicates with an air blower, a lifting rod is fixedly installed at the top of an air cylinder, and a second cleaning brush is fixedly installed onthe side, far away from an adjusting rod, of a second cleaning plate. According to the anti-blocking controllable multi-channel chip removal device, the connecting disc, the chip removal pipe, an inner sleeve, a through hole, a mounting groove and the rotating cylinder are arranged, so that dust generated by a plurality of workpiece machining devices on a machine tool body is adsorbed and removed,and good collection is achieved; and in addition, the chip removal device achieves the effects of automatic chip removal and cleaning, and the situation that a worker inhales the dust to cause harm to the body is avoided.

The invention creatively provides a combined type smart home showing device which comprises a supporting frame, a control box, a solar cell panel, a showing window, a showing curtain, a showing window upper beam, a showing window lower beam, a curtain suspension beam and a top light; a microcontroller, an electronic switch, a storage battery and a charging and discharging circuit are arranged inside the control box; a light sensor is arranged outside the control box; the microcontroller is connected with the control end of the electronic switch, the control end of an electric pan-tilt, the signal output end of the light sensor, the driving signal input end of a showing window driving box and the driving signal input end of the curtain driving box. According to the combined type smart home showing device, solar power supply can be achieved, meanwhile, the storage battery can be charged, the good energy-saving performance is achieved, and turn-on and turn-off of the top light and opening and closing of the showing window and the showing curtain can be intelligently controlled.

The present invention provides a safety protection method and apparatus. The safety protection method comprises the steps of: when a behavior of a process is matched with a preset local trigger strategy, uploading description information of the behavior of the process to a server so as to issue a temporary safety strategy corresponding to a preset risk behavior when the server determines that the behavior of the process is matched with any one preset risk behavior, wherein the temporary safety strategy comprises revocation conditions of the temporary safety strategy, and processing operations for dealing with the preset risk behavior and trigger conditions thereof; receiving the temporary safety strategy from the server; and loading the temporary safety strategy so as to execute the corresponding processing operation when any one of the trigger conditions is satisfied and revoke the temporary safety strategy when any one of the revocation conditions is satisfied. The problem of contradiction existing between user resource occupation and application validity for an existing safety strategy can be solved, and operation efficiency of safety protection software and user experience can be largely improved.

The invention discloses a valve switching device and method for online pretreatment of a sample for determining hexavalent chromium. The device comprises a six-way valve, a ten-way valve, two infusion pumps, a sample injector and a waste liquid bottle, wherein the six-way valve is connected with the sample injector, the infusion pumps and a pretreatment column respectively, and the ten-way valve serves as a switcher to be connected with a receiving ring and is connected with the pretreatment column, the infusion pumps and a separation column respectively. The device has high integrity, can achieve the detection on hexavalent chromium ions in the complex sample after being connected with a chromatographic column, a derivation device and a detection device, instrument dismounting or erection is not needed during sample detection, and the valve switching device is convenient and good in practicability.

The invention provides a controllable multichannel chip-removal mechanism for a multistage numerical control machine, belonging to technical field of machine tools. The multistage numerical control machine comprises a machine body, a central main shaft, a beam base and a beam; and the central main shaft is internally fixed in a dust-sucking principal tube. The controllable multichannel chip-removal mechanism comprises a power driven gear, an inner sleeve, an outer sleeve, a distribution plate and a dust transition device; the power driven gear is fixed on the beam base; one end of the inner sleeve is connected with the power driven gear and is jointed with the dust-sucking principal tube; the other end of the inner sleeve is placed in the cavity of the outer sleeve; the distribution plateis fixed together with the other end of the inner sleeve; a distribution tube is provided with a pair of dust-sucking holes which are communicated with the cavity of the inner sleeve; the outer sleeve is connected with the dust transition device; the bottom wall of the outer sleeve is provided with a combination hole; the dust transition device is fixed together with the beam and is communicated with the combination hole; a plurality of workpiece processing devices are respectively connected with the dust transition device through a pipeline. The mechanism has advantage of good collectivity and can guarantee clean working environment.

The invention discloses an intelligent job applying method and system with an identity card. The system comprises a client end and a talent database server. The system is characterized in that the client end is provided with a display and a second-generation identity card reader, and the second-generation identity card reader is used for reading the global unique serial number of a ratio frequency chip in the second-generation identity card; according to the serial number, the talent database server is used for looking for post information meeting conditions according to a jot wish formulated in advance; and found job information is all displayed through the display. The system has the advantages of simpleness in mounting and benefit to expansion, and can be widely applied to various public occasions, various colleges and schools and grassroot workstations without being limited by time, regions and spaces.

The invention discloses a solar 'finned heat pipe'. A heat pipe fin of the solar 'finned heat pipe' serves as an irradiated surface for directly collecting solar energy; a state that the heat pipe only serves as an intermediate heat transfer tool in the prior art is changed, so radiation energy collected by the heat pipe fin can be directly transmitted to stored water by fully taking advantage of high capacity of the heat pipe of collecting and transmitting low-density energy; and a temperature gradient between the fin and the stored water can be reduced to less than or equal to 5 DEG C, and an 'isothermal effect' of the heat pipe can be achieved. An effective thermal-collecting area is increased by more than ten technical measures capable of obviously improving the thermal-collecting efficiency, such as a windsurfing fin, a heat-absorbing groove, reflection and heat concentration, a matt black body and the like, so a radiation absorption ratio alpha is above 96 percent, and an effect of 67 percent of actual thermal-collecting efficiency is achieved; and compared with the 33.5 percent of actual thermal-collecting efficiency of a 'vacuum glass' thermal-collecting tube, the actual thermal-collecting efficiency is doubled, and the requirement that a winter water temperature of a balcony wall-mounted water heater is higher than 45 DEG C is met. The invention has the advantages of rational structural design, simple technology, low cost, high reliability, high thermal-collecting efficiency, good thermal-collecting performance in winter and the like; and the solar 'finned heat pipe' is convenient to arranged and use, is applicable to various areas and can provide high-temperature high-pressure hot water for industrial needs or power generation.

The invention discloses a deeply-buried garbage can convenient to lift. The deeply-buried garbage can comprises an internal garbage can body, an external garbage can body, a filter screen and liftingrings. Sliding wheels are fixedly mounted on the two sides of the internal garbage can body. Sliding grooves are arranged on the inner walls of the two sides of the external garbage can body. The sliding wheels are embedded in the sliding grooves. Handles are fixedly mounted at the two ends of the top of the internal garbage can body. According to the deeply-buried garbage can, design is carried out through combination of a traditional garbage can structure, operation of facilitating lifting work of the garbage can needs to be considered, and meanwhile good dirt water collection capacity is achieved; and a cover body is firm to use, the protection effect of the cover body is improved, convenience is brought to use of people, and the overall device is rich in structure and diversified in function, and the use cost is reduced.

The invention relates to an energy-storage greenhouse box body with heat-dissipating heat-insulating integrated photovoltaic folded plates. The box body is characterized in that heat-dissipating heat-insulating integrated photovoltaic flat tiles 5 are arranged at the top of the box body, at least one face of inner layers of four facades of the box body are large-area transparent window walls 3, outer layers are the heat-dissipating heat-insulating integrated photovoltaic folded plates 4, the ground surface of the box body is a phase-change energy storage floor 6, and a heat-preserving heat-insulating plate 2 is arranged beneath the phase-change energy storage floor 6. A full-heat-exchange ventilator 9 can be mounted in the box body. The energy-storage greenhouse box body with heat-preserving sun-shading photovoltaic folded plates is created through integrating a sunlight greenhouse big-window and heat preserving technology, a heat-preserving sun-shading photovoltaic folded plate technology, a replaceable phase-change energy storage floor technology and a full-heat-exchange ventilating impairment technology.

The invention particularly relates to a matrix material suitable for an artificial wetland, an artificial wetland system and application. According to the invention, superfine fibers are used as an unsaturated region filler, carbon felt is used as an excellent electronic conductor, and the superfine fibers and the carbon felt are used as functional substrates to be added to different parts of the subsurface flow artificial wetland. Due to the cylindrical arrangement of the carbon felt, the effective area for collecting electrons is increased, electrons serving as nitration reaction products are rapidly transferred and consumed in a high dissolved oxygen region, and efficient nitration reaction is stimulated; in addition, the huge specific surface area of the carbon felt provides abundant attachment sites for growth of microorganisms, and the abundance of the microorganisms in the wetland system can be improved. After the carbon felt is added, the contribution rate of matrix adsorption to total phosphorus removal is greatly improved compared with that of traditional artificial wetlands.