116results about How to "Quickly move out" patented technology

The invention relates to a method for quickly detecting trace polychlorinated biphenyls (PCBs) based on a carbon nano tube modification technology, and belongs to the field of analysis and test. Based on the peculiar interaction mechanism among aromatic rings, a carbon nano tube has high capability of trapping the PCBs and low dispersibility in water, and how to quickly separate the carbon nano tube which has micro size and is used as an adsorbent from an analysis object mixture is a problem. The scheme aims to solve the problem. The carbon nano tube involved in the method is subjected to hydrophilic modification and combined with a hydrophilic magnetic nano material to form a composite nano adsorbent in which the modified carbon nano tube is taken as a main body and which has a magnetic response characteristic and high hydrophilicity, the adsorbent in which the PCBs are adsorbed can respond to the action of a magnetic field of a permanent magnet and is quickly separated from a solution, and the residual amount of the trace PCBs in an environment water body is quickly analyzed and detected by combining gas chromatography-mass spectrometry equipment.

The invention discloses a monolithic catalyst for synthesizing dimethyl carbonate. The catalyst is composed of active components Cu and Ni nanoparticles, a carrier that is a triphenylphosphine porouspolymer and a honeycomb ceramic matrix. The Cu and Ni nanoparticles are loaded on the triphenylphosphine porous polymer POP-PPh3, and the honeycomb ceramic matrix is coated with the triphenylphosphineporous polymer POP-PPh3 loaded with the CuNi nanoparticles to form the CuNi/POP-PPh3 monolithic catalyst. The application method comprises the following steps: putting the CuNi/POP-PPh3 monolithic catalyst into a steel pipe of a fixed bed reactor, and introducing CO2 for 5 minutes to remove other gases in a reaction system; heating to 120-180 DEG C, transporting the liquid methanol to a preheaterthrough a high-pressure constant-flow pump for gasification treatment, and reacting the mixture for 2-6 hours with the molar ratio of CH3OH to CO2 in the reaction gas being 1-3 to obtain the dimethylcarbonate. The monolithic catalyst provided by the invention is used for one-step synthesis of DMC from CO2 and methanol, and the yield of DMC exceeds 8%.

The invention provides a rapid and cheap method for producing compound magnetic flocculating agent and a method for fathering alga. The compound magnetic flocculating agent is composed of the reaction products of fly ash, hyperpure magnetite powder and concentrated hydrochloric acid and polymer chloridized aluminum and iron, which is capable of effectively absorb flocculating alga. The produced flocculating body is big and compact and precipitates rapidly. The alga flocculating body can be removed out of the water quickly via the foreign field, which can also apparently remove N and P from the water and solves the hazards from alga completely. The invention has extension and application foreground in the field of sea red current and lake eutrophication etc.

The invention belongs to the technical field of hydroxylamine hydrochloride, and discloses a process for preparing hydroxylamine hydrochloride by adopting an oxime acidolysis method. The method comprises the following steps: a) a raw material cache configuration process; b) an acidolysis reaction process; c) a ketoxime rectification process; d) a dehydration and drying process; e) an alcohol recycling process; and f) an acetaldehyde oximation process. By adopting the process, the process route and technical parameters of hydroxylamine hydrochloride production by methyl ethyl ketone acidolysis are optimized, a pervaporation coupling technology is applied, the product yield and quality can be improved, further improvement of the industrial technology is promoted, related industries can be driven to develop, and resource reasonable utilization can be realized.

The invention provides a continuous production process of perfluor-2-methyl-3-pentanone. The method specifically comprises the step of carrying out contact with reactants successively by taking hexafluoropropylene as a raw material to obtain a product, wherein the contact means that different materials in a reactor coexist with a time shorter than or equal to 600s. The continuous production process provided by the invention has the advantages of being cheap and easily available in raw material, simple to operate, high in degree of automation, high in synthetic yield, few in byproduct, short inreaction time and the like.

The invention discloses a bean curd dicing machine. The bean curd dicing machine comprises a machine frame. An inlet end plane and an outlet end plane are arranged on the machine frame. A rotatable working tabletop moving up and down is arranged between the inlet end plane and the outlet end plane, a bean curd dicing machine tool assembly is arranged above the working tabletop, and a pushing plate for pushing a bean curd plate to move forwards is arranged on the inlet end plane. The bean curd dicing machine is further provided with a controller and a drive executing mechanism controlled by the controller, and the drive executing mechanism is used for operating the tool assembly, the working tabletop and the pushing plate. The bean curd dicing efficiency is high, operation is stable, bean curd cut faces are smooth and flat, no scraps are generated, and the bean curd dicing machine can be widely applied to the field of bean curd dicing machines.

The invention relates to a breaking device for breaking off waste edges. The breaking device comprises a bracket, a first driving piece arranged on the bracket, and a breaking mechanism slidingly arranged on the bracket and linked with the first driving piece; the breaking mechanism is used for breaking off the waste edges; the breaking mechanism comprises a first connecting piece, a clamping jaw and a second driving piece, wherein the first connecting piece is slidingly arranged on the bracket; the clamping jaw is used for clamping the waste edges, is arranged on the first connecting piece, and comprises a first clamping piece and a second clamping piece; the first clamping piece is arranged on the first connecting piece; the second clamping piece is rotationally arranged on the first connecting piece; and the second driving piece is arranged on the first connecting piece, and is linked with the second clamping piece. The breaking device can quickly shift out the broken waste edges from the clamping jaw through mutual cooperation of the first driving piece and the second driving piece, preferably solves the problem of blockage of the clamping jaw caused by the broken waste edges, and can improve the breaking efficiency of the waste edges.

The invention discloses a selective hydrogenation method for C5 fraction of an ethylene cracking by-product. The selective hydrogenation method comprises the following steps of (1) performing selective hydrogenation by using the C5 fraction of the ethylene cracking by-product as a raw material to remove alkadiene and alkyne, wherein catalyst is arranged in 3-5 reaction sections along flow direction of reaction materials; catalyst volume content in each reaction section is increased by 5-30% than that in the former adjacent reaction section successively; the amount of the catalyst in a first section is 8%-20% of a total volume of the catalyst; and the amount of the catalyst in last section is 40%-65% of the total volume of the catalyst; (2) adding a diluent in the raw material, wherein the diluent is a saturated alkane; and (3) adding a polymerization inhibitor selectively in the raw material. The method can remove alkadiene and alkyne from the C5 fraction with high content of alkadiene and alkyne via selective hydrogenation, simultaneously solves the easy coking problem of the catalyst, and can guarantee that a reaction apparatus runs stably for a long time.

The invention provides an OpenStack-based computational resource capacity elasticity telescoping method and system. The method involves capacity expanding and capacity reducing and includes the following steps: 1) capacity expanding: namely a step of 1-1) making a computational node mirror template and a switch network configuration template; 1-2) determining a number of hosts and network segmentsto be expanded, determining management IPs and host names of the hosts, restoring the hosts in batches to a computational node operating system with different management IPs and host names accordingto computational node mirror template, and automatically modifying a configuration file; and 1-3) uploading the switch network configuration template to a switch of a restored computational node, andloading to make computational nodes communicate with network and join OpenStack computational resources; and 2) capacity reducing: namely a step of 2-1) determining computational nodes to be removed,transferring or releasing virtual machines on the computational nodes, and clearing configuration information corresponding to switch ports; and 2-2) removing basic information and computing related services of the processed computational nodes from an OpenStack cloud platform.

The invention discloses a chemical reaction device, which comprises a reaction unit, a separation unit and a recovery unit, wherein the reaction unit, the separation unit and the recovery unit are sequentially connected; the reaction unit comprises a three-phase bubble bed synthesis reactor. The invention also discloses a reaction device and method for preparing methyl methacrylate. The device provided by the invention is used for preparing the methyl methacrylate, and has the advantages that the raw material conversion rate is high; the target product yield is high; the selectivity of the methyl methacrylate is high.

The invention discloses a micro-reaction device and a method for synthesizing ferroferric oxide nano-powder. The micro-reaction device comprises an upper cover plate and a lower bottom plate, as wellas a first micro heat exchanging plate, a microchannel reactor, and a second micro heat exchanging plate which are sequentially sealed between the above two plates, wherein the upper cover plate, thefirst micro heat exchanging plate, the microchannel reactor, the second micro heat exchanging plate and the lower bottom plate are sealed and connected in a melt welding manner; two reaction dispersion phase solutions are injected into the micro-reaction device by a microinjection pump and are subjected to interfacial precipitation reaction in a continuous phase of a carrier to obtain ideal ferroferric oxide nano-powder with high purity, controllable particle size and narrow size distribution. The method adopts a three-strand parallel feeding manner of dispersion phases and continuous phase, and independently controls each strand of feeding, so that the operation flexibility is increased, and the overall operation process is more controllable; meanwhile, various reaction stages are separately matched with one heat exchanging mode, so that the temperature required in each reaction stage is more precise and uniform.

The invention discloses biomass heating boiler complete equipment capable of carrying out uniform heating. The complete equipment comprises a first box body, a first box body opening is formed in theright side of the inner wall of the first box body, a second box body opening is formed in the left side of the inner wall of the first box body, a furnace body is in clearance fit with the inner wallof the first box body, furnace openings are formed above the right side and below the left side of the inner wall of the furnace body, and the bottom of a second rod body is fixedly connected with the top of the furnace body. The outer sides of two water inlet rings communicate with the left side and the right side of the inner wall of the first box body correspondingly, and the outer sides of the two water inlet rings communicate with valve bodies correspondingly. According to the biomass heating boiler capable of carrying out uniform heating, when the furnace body is heated and the bottom heated part is not at the middle point of the bottom of the furnace body, the furnace body can rotate, the heating area is increased, the furnace body can be uniformly heated, a third box body can be stably placed inside the first box body, and the third box body can be stably placed inside the first box body.

The invention discloses a method for adsorbing and removing phycobiliprotein and phycotoxin by utilizing high polymer complex modified fly ash, which comprises the following steps of: stirring and uniformly mixing fly ash, magnetite powder and concentrated hydrochloric acid according to a certain proportion, drying, pulverizing into powder, and mixing the powder with poly dimethyl diallyl ammonium chloride according to the mass part ratio of 1:1-2 to obtain a water processing agent; preparing a suspension from the water processing agent and water; and adding the suspension into waste water containing the phycotoxin and the phycobiliprotein according to the addition ratio of 100-250mg/L, stirring, settling, and then removing and collecting magnetic floccules in the waste water from a water body by utilizing an external magnetic field. The invention not only can effectively adsorb the flocculated phycotoxin and the phycobiliprotein, but also can rapidly remove algae from the water body through the action of the external magnetic field simultaneously and can be used as an emergency measure for reducing the harm brought by the phycotoxin and the phycobiliprotein.

The invention relates to the technical field of acetylene processing emergency treatment devices, in particular to an emergency treatment device and method for acetylene processing. The emergency treatment device for acetylene processing comprises a box body, and a containing plate is arranged in an inner cavity of the box body; movable wheels are fixedly connected to the two sides of the front side of the bottom of the containing plate; sliding grooves used in cooperation with the movable wheels are formed in the bottom of the inner cavity of the box body; and a pushing mechanism used in cooperation with the containing plate is arranged at the bottom of the rear side of the box body. According to the emergency treatment device for acetylene processing, a stored dry powder extinguisher canbe rapidly moved out, the emergency treatment speed can be increased for a user, precious time for emergency treatment when the user faces a fire disaster is prevented from being delayed, the deviceis convenient for the user to use, and the problems that an existing emergency treatment device for acetylene processing is quite tedious in the using process, lots of time and energy of the user areconsumed, consequently, the emergency processing speed is influenced, the precious emergency processing time of the user is delayed, inconvenience is brought to the user, and the use for the user is influenced are solved.

The invention discloses a production method and production equipment of an organic electrolyte of a lithium ion battery. The production method comprises the steps of 1, preparing an electrolyte organic solvent in a solvent mixing tank; 2, conveying the electrolyte organic solvent in the solvent mixing tank to a pipeline according to a set flowing speed and enabling the pipeline to be immersed intoa freezing medium of a cooling system, wherein the pipeline is at least provided with a curve, and lithium salt adding openings are formed in the pipeline; and 3, when it is detected that the temperature of the electrolyte organic solvent is lowered to be minus 5 to 0 DEG C, adding lithium salt through the lithium salt adding openings, and after the lithium salt is dissolved, obtaining the organic electrolyte of the lithium ion battery. By virtue of the production method, the dissolving speed of the lithium salt is greatly improved, production efficiency is improved, agglomeration and deposition of the lithium salt also can be prevented, adaptivity on the lithium salt in the production process is improved, production cost is lowered and the cooling effect is improved.

The invention discloses a climbing type building construction operation platform outside a building. The climbing type building construction operation platform comprises a supporting frame, wherein driving mechanisms are connected to the upper portion and the lower portion of the front end of the supporting frame in a penetrating mode; a forward and reverse motor is fixedly installed on the lowerportion of the rear end of the supporting frame; the rear ends of the driving mechanisms are fixedly connected with the output end of the forward and reverse motor; a conveying belt is in transmissionconnection between the two driving mechanisms; supporting mechanisms are movably connected to the upper portions of the driving mechanisms; a fixing plate is movably connected between the two supporting mechanisms; a bottom plate and a stabilizing frame are fixedly welded to the lower portion of the front end of the fixing plate; an illuminating lamp placing frame is fixedly installed on the upper portion of the front end of the fixing plate; the stabilizing frame is located below the bottom plate and is fixedly installed together with the bottom plate; a transverse protection assembly is fixedly installed at the upper end of the bottom plate; and longitudinal protection assemblies are detachably installed on the left portion and the right portion of the transverse protection assembly correspondingly. The climbing type building construction operation platform outside the building is compact in structure, high in stability, accurate and convenient to adjust, safe and reliable.