11results about How to "No cost" patented technology

The invention belongs to the technical field of metal processing, and particularly relates to an environment-friendly microemulsion with high extreme pressure property and a preparation method thereof. The microemulsion comprises the following components in parts by weight: 15-20 parts of base oil, 5-8 parts of an emulsifier, 8-12 parts of an alkali storage agent, 8-10 parts of a water-based lubricant, 10-15 parts of an extreme pressure lubricant, 8-10 parts of an antirust agent, 2-4 parts of organic alcohol, 1.0-1.5 parts of a metal corrosion inhibitor, 1-2 parts of a bactericide and 30-50 parts of deionized water. Wherein the extreme pressure agent azacyclo-phosphate is prepared from benzotriazole and phosphate, aminated azacyclo-phosphate is obtained through modification, and the aminated azacyclo-phosphate is compounded with different water-based lubricants, so that an environment-friendly microemulsion with low odor and excellent extreme pressure lubricating performance and cooling performance is obtained; the requirement on the glossiness of the hard alloy surface can be met.

The invention relates to the technical field of photovoltaic modules, in particular to a photovoltaic power station intelligent centralized control cleaning system which comprises a secondary air storage tank, an air injection pipe assembly and a distribution device, an air injection branch pipe is provided with an air injection inlet and an air injection nozzle, and the distribution device comprises an air distribution valve and a hose. The hose is sleeved with a limiting arm which can be opened or folded to limit the hose in the hose, the air distribution valve is provided with a plurality of air distribution outlets, and an air pipe is connected between each air distribution outlet and the air injection inlet; at least one secondary gas storage tank, a distribution device and a gas ejector pipe assembly are arranged on each set of photovoltaic power generation system, and a plurality of sets of photovoltaic power generation systems are provided with one primary gas storage tank. Therefore, the purpose of carrying out centralized intelligent cleaning control on all photovoltaic power generation systems in the photovoltaic power station in various forms such as synchronization, real-time and point-to-point modes can be achieved on the structure of the system device, meanwhile, the maintenance and cleaning time of the whole power station can be greatly shortened through the overall simultaneous cleaning mode, and the cleaning cost is reduced.

The utility model relates to the technical field of photovoltaic module protection, in particular to a photovoltaic module with a cooling function, which comprises a photovoltaic module main body, four sides of the photovoltaic module main body are sleeved with a protective frame, the back of the protective frame is fixedly connected with a heat conduction device, a connecting plate is arranged below the heat conduction device, and the connecting plate is fixedly connected with the photovoltaic module main body. A heat dissipation assembly and a temperature sensing device are arranged in the connecting plate, the heat dissipation assembly comprises a fan frame, the middle of the fan frame is fixedly connected with a supporting frame and a protective cover, the back vertical face of the supporting frame and the back vertical face of the protective cover are flush with the upper surface and the lower surface of the fan frame respectively, and the side, facing the protective cover, of the supporting frame is fixedly connected with a rotating motor; and the output end of the rotating motor is fixedly connected with fan blades. The photovoltaic module cooling device can actively cool the photovoltaic module so as to ensure the conversion effect and protect the safety of the module.

The utility model discloses a feeding device of flour processing equipment, which belongs to the field of feeding devices and comprises a spiral feeder and a stirring mechanism, and a first motor is started to drive an output end to drive a stirring shaft to rotate through a first rotating rod. According to the spiral feeder, flour materials which are put into the hopper and need to be conveyed can be stirred through the stirring rods on the stirring shaft, blocky materials can be scattered in the stirring process, therefore, the problem that the materials are blocked in the spiral feeder can be avoided, the conveying efficiency of the materials is improved, and meanwhile the adjusting mechanism is matched for use, so that the conveying efficiency of the materials is improved. A second motor is started to drive an output end to drive a screw rod to rotate through a second rotating rod, so that a connecting plate can move downwards along the screw rod through a nut and drive an extension pipe to move downwards outside a discharging pipe, and the length of the discharging pipe is adjusted and extended by adjusting the extension pipe; and therefore, the screw feeder can be quickly butted with processing equipment with different heights.

The utility model relates to the technical field of electromechanical brake, concretely relates to a moving coil type electromagnetic catapult short circuit brake system, including power supply device, A phase conducting rail, B phase conducting rail, C phase conducting rail, first switch group, second switch group, third switch group, runner coil and a plurality of stator, the A phase conducting rail, the B phase guiding rail and the C phase guiding rail are parallelly laid along the catapult track, the A phase conducting rail, the B phase guiding rail and the C phase guiding rail are divided into acceleration section and deceleration section, the A phase conducting rail, the B phase guiding rail and the C phase guiding rail of the deceleration section are short circuited through the third switch group, the utility model discloses through adopting the third switch group direct short circuit A phase conducting rail, B phase guiding rail and C phase guiding rail, can realize very fast response speed brake runner coil, has solved the technical problem such as the brake system response slow of prior art, maintenance cost is high.

A method for manufacturing molybdenum trioxide powder is provided, which can reduce material costs and decrease the environmental impact and waste costs associated with the disposal of byproducts generated during roasting. The manufacturing method includes: a first roasting step of roasting a first raw material mixture comprising a molybdenum oxide precursor compound and metal compound particles other than molybdenum compounds in a sagger; a first cooling step of generating molybdenum trioxide powder; a first crushing step of crushing a residue in the sagger containing metal oxides derived from the aforementioned metal compound particles to form first crushed particles; a second roasting step of roasting a second raw material mixture comprising a molybdenum oxide precursor compound and the first crushed particles in a sagger; a second cooling step of generating molybdenum trioxide powder; and a second crushing step of crushing a residue in the sagger containing metal oxides derived from the first crushed particles to form second crushed particles.

The invention belongs to the technical field of fermented feed, and particularly relates to a method for liquid fermentation of Maotai-flavor vinasse. The invention provides a method for fermenting Maotai-flavor vinasse by using poria cocos bacteria, which is suitable for liquid fermentation of vinasse and has high cellulase activity and good acid environment tolerance, by carrying out adaptability screening on strains and vinasse, and a liquid vinasse culture medium is inoculated with a seed solution of the poria cocos bacteria strains for fermentation culture. Furthermore, a liquid fermentation system, fermentation components and fermentation conditions are optimized, so that a cellulose barrier in the Maotai-flavor vinasse is effectively broken, and nutrient substances are released and converted; maotai-flavor vinasse resources are converted into functional protein feed which is free of pollution, low in cost and high in safety, the value and functionality of the Maotai-flavor vinasse protein feed are greatly improved, and meanwhile the Maotai-flavor vinasse protein feed can be digested and absorbed by monogastric animals more easily.

The utility model discloses a cup and bladder water rises forming device, including forming machine, integrated send and take material subassembly, surround and control box, the forming machine includes workstation, support frame and execution subassembly, the integrated send and take material subassembly includes vertical drive arrangement, horizontal drive arrangement, bearing frame, clamping arm, drive motor and transmission part, vertical drive arrangement links with workstation, horizontal drive arrangement links with vertical drive arrangement, bearing frame links with horizontal drive arrangement, clamping arm and bearing frame sliding fit, transmission part and bearing frame rotation cooperation, drive motor and transmission part transmission connection, the utility model discloses when carrying out processing to cup and bladder, through vertical lifting device, parallel shift device accurate control position, servo motor drive linkage shaft realizes clamping arm automatic clamping and placing, both avoid the security risk of manual operation, and do not need to bear the high cost of mechanical arm, and give both economic efficiency and practicality.

The invention discloses a section scanning electron microscope sample suitable for a metal micro guide wire and a preparation method of the section scanning electron microscope sample. Belongs to the technical field of material microscopic analysis. The preparation method comprises the following steps: fixing the metal micro guide wires by constructing conductive rigid clamps, filling conductive adhesives among the conductive rigid clamps, and arranging a plurality of metal micro guide wires among the conductive adhesives; the metal micro guide wires are exposed out of the two ends of the conductive rigid clamp by 0.5-1.5 cm; and the diameter of the metal micro guide wire is 45-500 microns. The invention provides a preparation scheme of a metal microwire section scanning electron microscope sample, which is simple to operate and does not need any large equipment, and provides a rigid and conductive support system capable of performing directional electrolytic polishing for a soft and fine metal wire on the premise of not introducing external stress, not polluting the sample and not using expensive equipment. Therefore, the scanning electron microscope samples are efficiently prepared in batches at low cost, and the high-resolution characterization requirement is met.

This utility model discloses an aphid collection device in the field of insect rearing technology, comprising an outer cylinder and a cylinder cover arranged correspondingly to each other. The cylinder cover is horizontally installed on the upper end of the outer cylinder. A rotatable inner cylinder is fitted inside the outer cylinder. A lower center seat is provided on the bottom wall of the inner cylinder. A vertical lower positioning shaft is provided at the lower end of the inner cylinder, and a vertical upper positioning shaft is provided at the upper end of the inner cylinder. An upper positioning seat is provided at the lower center of the cylinder cover. The upper positioning shaft is inserted into the upper positioning seat, and the lower positioning shaft is inserted into the lower positioning seat. A driven gear is sleeved on the outer circumference of the upper positioning shaft. A driving mechanism is provided on the cylinder cover corresponding to the driven gear. A closing mechanism is provided between the cylinder cover and the outer cylinder. This utility model aims to significantly improve the aphid collection speed and increase the collection quantity, meeting the needs of large-scale applications.