61results about How to "Reduce operating labor" patented technology

This disclosure discloses a label producing apparatus that produces a label with print, comprising: a feeding device that feeds a print-receiving tape or a base tape thereto; a printing device that performs printing on the print-receiving tape; a first command input part that inputs a first command signal for providing instructions from an external source; a second command input part that inputs a second command signal from an external source; and a control portion that controls said at least one of devices for working based on the first or second command signal.

The invention discloses a special organic fertilizer for large hawthorn and a preparation method thereof. The special organic fertilizer is characterized by being mainly prepared from the following raw materials and components in parts by weight: 300 parts of dry silkworm excrement, 10-20 parts of peanut meal, 20-40 parts of peanut shell middlings, 0.5-1.5 parts of microbial agent, 4-8 parts of tea seed shell carbon granule, 20-40 parts of sugarcane ash and 1-6 parts of lime powder. The preparation method is continuous in production and is reduced in fertilizer granulation and liquid drying procedures; the preparation method is simple and easy to operate, good in quality of the organic fertilizer and less in operation of labor, and is reduced in production cost; the special organic fertilizer is reasonable in nutrient structure, has an effect of a controlled release fertilizer, and has the functions of holding water and improving soil, is reduced in fertilizer loss and increased in fertilizer utilization rate, is capable of meeting the nutrient requirement of a large hawthorn tree, and is capable of increasing the yield and improving the quality; and the hawthorn can be freshly eaten, and is good in taste, less in astringent, long in storage period, and better in economic benefit, ecological benefit and social benefit.

The invention relates to a method for synthesizing 4-amino-3-chlorophenol by means of a multiple-temperature-zone continuous flow microchannel reactor, which belongs to the field of organic synthesisof anti-cancer drugs, and solves the problems in the prior art that in a process of synthesizing 4-amino-3-chlorophenol, the product yield is low, the purity is low, the cost is high and the safety property of the product is poor and the like as raw materials are not easily available, the catalyst is high in cost and the synthesized intermediate product is unstable in diazonium salt. By means of the microchannel reactor, sulfanilic acid is taken as an initial raw material, a target product 4-amino-3-chlorophenol is obtained by three steps of diazotization, coupling of diazonium salt and reduction of an azoic compound. The method provided by the invention can be applied to large-scale production of 4-amino-3-chlorophenol.

The invention provides cement concrete prefabricated part processing equipment and processing method. The cement concrete prefabricated part processing equipment is matched with an external conveyor to work. The cement concrete prefabricated part processing equipment comprises a box body, a moving device, a cleaning mechanism, a lifting conveying mechanism, a control device, a conveying device, a stirring device, a mold, a mold storage box, a transferring device, a demolding device and a vibration device. The control device is used for controlling operation of all devices, the moving device is used for moving the whole equipment, the conveying device is used for conveying all raw materials, the stirring device is used for preparing concrete raw materials, the mold storage box is used for storing and conveying molds, the transferring device is used for transferring the molds after pouring, the vibration device is used for vibrating the molds after pouring, the demolding device is used for separating concrete prefabricated parts formed through pouring from the molds, the external conveyor is used for conveying the prefabricated parts to an external site for maintenance, the cleaning mechanism is used for cleaning the molds after demolding, and the lifting conveying mechanism is used for conveying the molds cleaned by the cleaning mechanism into the mold storage box.

The invention discloses a synthesis method for 4-sulfonamidophenylhydrazine hydrochloride, which relates to the field of organic synthesis. The method includes the following steps: p-aminobenzenesulfonamide is dissolved in diluted hydrochloric acid to serve as a material I, sodium nitrite is dissolved in water to serve as a material II, stannous chloride is dissolved in concentrated hydrochloric acid to serve as a material III, and the material I and the material II undergo diazotization reaction after being preheated, so that diazonium salt is produced; the product and the material III undergo diazonium salt reduction reaction, and after processing, 4-sulfonamidophenylhydrazine hydrochloride is obtained. The method provided by the invention is safe and environmentally friendly, and the method remarkably increases yield and product purity in comparison with conventional methods.

The invention discloses a method of synthesizing apixaban intermediate by a microchannel reactor and belongs to the technical field of synthesis of antithrombotic drugs. The method comprises: adding ethyl 4,5,6,7-tetrahydro-1-(4-benzyloxyphenyl)-6-(4-nitrophenyl)-7-oxo-1-H-pyrazolo[3,4-c]pyridine-3-carboxylate into an organic solvent, adding an activated carbon-loaded noble metal catalyst to obtain a mixture as material I, delivering the material I to a preheating module of the microchannel reactor, preheating, and feeding into a reaction module unit; delivering hydrogen to the reaction moduleunit of the microchannel reactor and the material I to the reaction module unit for the purpose of reaction, collecting reacted liquid from a cooling module, and post-treating to obtain the apixabanintermediate. The method can effectively shorten the reaction time and greatly reduce the safety potential hazard that hydrogen leakage causes combustion and explosion, and is applicable to the synthesis of apixaban intermediates.

The invention discloses a pressure regulating valve, and belongs to the field of petroleum engineering. The pressure regulating valve comprises a valve body with a liquid inlet cavity and a liquid outlet cavity, an elastic piece, a valve clack and a valve seat. Due to the fact that the valve clack can be driven by the elastic piece to abut against the valve seat or be broken from the valve seat, the on-off state of the liquid inlet cavity and the liquid outlet cavity can be determined by the relative position relation of the valve clack and the valve seat, and therefore the pressure in a pipecan be automatically adjusted by adopting the pressure adjusting valve. For example, the elastic piece can drive the valve clack to be broken from the valve seat under extrusion of pressure in the pipe, the liquid inlet cavity communicates with the liquid outlet cavity, and pressure relief is completed. By means of the design of the pressure regulating valve, the operation labor amount is greatlyreduced, and the regulating flexibility and reliability are good.

The invention discloses a method for manufacturing a lamp housing of an automobile lamp, which comprises the following steps: (1) firstly, the lamp housing is injection molded through a mold through an injection molding machine; (2) ultrasonically cleans the molded lamp housing in a cleaning pool; (3) ) send the cleaned lamp housing into the automatic surface dust removal and static removal system for surface dust removal and drying; (4) carry out surface hardening coating on the lamp housing after dust removal and drying; The advanced production process realizes standardized flow operation, effectively reduces operating labor, improves the effect of cleaning the surface of the lamp housing, makes the paint surface of the lamp housing smooth after spraying, and improves production efficiency and product quality.

The invention discloses a method for synthesizing a dovitnib intermediate in a microchannel reactor and belongs to the technical field of antitumor drug synthesis in organic synthesis. The method comprises adding 5-(4-methylpiperazine)-2-nitroaniline into an organic solvent, adding an activated carbon-loaded precious metal catalyst into the solution to obtain a mixture as a material I, conveying the material I into a preheating module of the microchannel reactor, carrying out preheating, feeding the preheated material into a reaction module set, feeding hydrogen into the reaction module set ofthe microchannel reactor so that the hydrogen and the preheated material I undergo a reaction in the reaction module set, collecting the reaction liquid flowing out of a cooling module and carrying out post-treatment to obtain the dovitnib intermediate 4-(4-methylpiperazinyl)-1, 2-phenylenediamine. The method can effectively shorten the reaction time, greatly reduce the combustion and explosion safety hazard caused by hydrogen leakage, and is suitable for the process of synthesizing the dovitnib intermediate.

The invention relates to a method for continuously synthesizing 1H-1,2,3-triazole through a microchannel reactor, and belongs to the technical field of medicine synthesis. The method comprises the following steps: reacting a hydrazine hydrate aqueous solution and a glyoxal aqueous solution in a micro-channel reactor to prepare a material 1, continuously reacting the material 1 with hydrogen peroxide in the micro-channel reactor to prepare a material 2, and continuously mixing the material 2 with concentrated hydrochloric acid in the micro-channel reactor to obtain a material 3; conducting reaction on the material 3 and a sodium nitrite aqueous solution in the micro-channel reactor, and conducting post-treatment to obtian 1H-1,2,3-triazole. No solvent needs to be added or replaced in the reaction process, manganese dioxide and potassium permanganate which can generate solid waste are prevented from being used, and toxic substances such as toluenesulfonyl chloride and dioxane which are harmful to the environment are not used either; and the 1H-1,2,3-triazole can be safely produced.

The invention discloses a tetracene extraction and distillation system and technology. The system comprises an extraction and distillation tower, a recycling tower, a benzene tower, a toluene tower and a xylene tower, which are connected in sequence, wherein the extraction and distillation tower is used for extracting, distilling and separating through introducing hydrogen oil and a solvent. Afterthe technology is applied, the technology is used for continuously producing for many years, and tetracene distillation extraction is carried out on full components by utilizing hydrogenated oil; under the condition that a solvent regeneration device is not needed, the quality of all products can be ensured; especially, the separation efficiency and stability of the extraction and distillation are improved and the purity of 99.99 percent or above can be produced all year round; the consumption amount of a solvent is nearly zero. Meanwhile, the labor amount of post operation is also greatly reduced after each system is stable.

The invention belongs to the technical field of analytical chemistry, and particularly relates to an acid removing device and an acid removing system. The acid removing device provided by the invention comprises a box body provided with an acid gas outlet, and further comprises a transparent glass window arranged at the top of the box body and an infrared heating device arranged outside the box body and positioned at the upper part of the transparent glass window, so that infrared light emitted by the infrared heating device penetrates through the transparent glass window to enter the box bodyso as to heat an acid-containing solution in the box body. The acid removing device provided by the invention can greatly reduce the loss of target components of a sample, does not need to perform one-by-one sealing operation on each container filled with a sample digestion solution, saves time and labor, is simple and convenient to operate, and can realize batch operation.