39results about How to "Good economical use" patented technology

The invention discloses a spraying flow automatic control system. The spraying flow automatic control system comprises a GPS module, an IMU module, an ultrasonic module, an air pressure gauge module and an electronic magnetic compass module. Data collected by the GPS module, the IMU module, the ultrasonic module, the air pressure gauge module and the electronic magnetic compass module are fused into inertial navigation data through an inertial navigation correction module. The inertial navigation correction module works out rotation speed data and horizontal speed data for unmanned aerial vehicle running according to the inertial navigation data. The fuselage coordinate system serves as a reference for the rotation speed data and the horizontal speed data. The rotation speed data and the horizontal speed data are input into a flow automatic control module. Spray nozzle spraying output quantity data are generated by the flow automatic control module in a PID control mode and are input into a controllable flow spraying system body. The controllable flow spraying system body controls output connecting spray nozzles. According to a spraying flow automatic control method and the spraying flow automatic control system, the self-adaption problem between the spraying flow and the flying speed is mainly solved, the spraying concentration per unit area is kept to be fixed in real time, and meanwhile, other monitoring functions are achieved for users to refer to.

The invention discloses a garbage collection device for a pure electric garbage truck, and belongs to the field of electric garbage trucks. The garbage collection device comprises a lifting machine guide rail mechanism, lifting chains, a lifting hydraulic cylinder and a barrel turning mechanism. The lifting hydraulic cylinder is fixed to the middle portion of the lifting machine guide rail mechanism, and a transverse rotating shaft is fixed to the top of the lifting machine hydraulic cylinder; the two ends of the transverse rotating shaft are connected with the lifting chains, and the barrel turning mechanism is hinged to the transverse rotating shaft; and the lifting hydraulic cylinder is connected with a hydraulic power control mechanism. According to the garbage collection device, transmission of the hydraulic cylinder and the chains is adopted, structural reliability is high, maintenance is easy and convenient, and the maintaining cost is low; and combined connecting rods are adopted for the garbage collection device to lift up a garbage barrel, a mature multi-connecting-rod combination is used, the failure rate is low, and use economy is good.

The invention provides a dump truck frame with alien-shaped longitudinal beams and a sub-frame function, wherein the front section of the left longitudinal beam of the frame has an L-shaped cross section, the rear section has a Z-shaped cross section, and a rectangular notch is cut in the rear upper part; the cross section of the L-shaped front section has a small height and a small size, the cross section of the Z-shaped rear section has a large height and a large size, and a transition section is arranged in the middle of the left longitudinal beam; and the right longitudinal beam and the left longitudinal beam are symmetrical. The dump truck frame with the alien-shaped longitudinal beams and the sub-frame function can give play to functions of a common truck frame and a dump truck sub-frame, so that no sub-frame is needed when a dump truck with the structure is used, consumption of materials can be reduced, and whole-truck curb weight can be reduced. In this way, production cost can be reduced, and economical efficiency of use is greatly improved. In addition, components such as a hydraulic oil cylinder support horizontal beam used for container lifting and an oil tank bearing horizontal beam can be connected and installed more conveniently. The dump truck frame with alien-shaped longitudinal beams and the sub-frame function can be widely applied in the damp trucks.

The invention relates to an accelerator, aims at solving the problem that an existing electronic accelerator is low in average beam current power and cannot meet the using demand of the fields of material irradiation and the like, meanwhile gives consideration to using economical efficiency and provides an electronic helical accelerator. The electronic helical accelerator comprises a radio-frequency resonance cavity, a pair of ridge-shaped electrodes, a four-pole magnet, a deflection magnet, a beam current motion pore passage, a pore passage inlet, a pore passage outlet and a grid-control electronic gun, wherein the beam current motion pore passage comprises a beam current deflection pore passage and ridge-shaped electrode beam current pore passages, the four-pole magnet and the deflection magnet are arranged outside the beam current deflection pore passage, electronic beams led from the pore passage inlet is subjected to acceleration, focusing and deflection in the beam current motion pore passage and finally jet out of the pore passage outlet, and the whole acceleration process is finished. The electronic helical accelerator is high in radio-frequency utilization efficiency and good in using economical efficiency, effectively improves the average beam current power and can well meet the using demand of the fields of material irradiation and the like.

The invention relates to high-end lubricating oil. The high-end lubricating oil is prepared from components in parts by weight as follows: 65-90 parts of base oil, 7.5-15 parts of a reinforcing agent, 4-15 parts of a viscosity index improver, 0.2-1.0 part of a pour point depressant, 0.2-1.2 parts of an antioxidant and 0.1-0.5 parts of an anti-foaming agent, wherein the base oil contains 40-55 parts of GTL (gas to liquid) based oil. The specific components and the relative use amount of the components of the lubricating oil are optimized, so that the lubricating oil has the advantages of good viscosity-temperature characteristics, low-temperature flowability, engine protection property, cleanability and high-temperature oxidation resistance, low cost and good using economical performance.

The invention discloses a general field garden plant protection management machine, and aims to provide the field garden plant protection management machine which is multi-functional, good in universality, reduced in purchase cost, and economic for use. The field garden plant protection management machine includes an engine compartment, a cab, a guide wheel and a driving wheel which are arranged on an elevated chassis, as well as a fold chemical spraying system, a fold emasculation device and a chemical storage tank, wherein mechanical arms are vertically hinged to the lower part of the elevated chassis in the horizontal direction with equal space; the mechanical arms are hinged with the elevated chassis through hydraulic rams in a diagonal tension supporting manner; intertilling fertilization monomers are arranged at the lower ends of the mechanical arms; a ripping star wheel, a fertilizing device and a ridging plough share are sequentially arranged on each intertilling fertilization monomer from front to back; a fertilizer box is arranged on the elevated chassis in front of the engine compartment; the lower ends of fertilizing pipes on the fertilizer box are connected with the fertilizing devices. The general field garden plant protection management machine provided by the invention is applicable to plant protection and intertilling management for the field crops, garden ripping, and diseases and pests control and prevention.

The invention discloses a low temperature continuous cracking system for rubber. The system is characterized in that the system comprises a material conveying portion, a cracking portion, an oil-gas processing portion, a residue treatment portion, a thermal energy portion, a tail gas treatment portion, a water circulation portion and a control host computer which is connected with the other portions; the material conveying portion is connected with the feeding port of the cracking portion; the cracking portion is provided with at least one oil-gas outlet which is connected to the oil-gas processing portion, at least one residue outlet which is connected to the residue treatment portion, at least two hot wind pipelines which are connected to the thermal energy portion and at least two tail gas pipelines which are connected to the tail gas treatment portion; the water circulation portion is provided with a circulation water pipeline which is connected to the oil-gas processing portion, the tail gas treatment portion and the residue treatment portion respectively. The system achieves low temperature cracking for rubber and other recyclable materials, reduces the dependence on human in the cracking process, and improves the cracking efficiency; meanwhile, the system improves the stripping and removing degree of the harmful ingredients of the petroleum gas, and improves the recycling rate of the available ingredients of the cracking petroleum gas. Therefore, the low temperature continuous cracking system is worth of being popularized.

The invention discloses a culture medium suitable for growth of Ustilaginoidea virens. The main body of the culture medium comprises, by weight, 0.1 to 5% of cane sugar, 0.1 to 5% of peptone, 0.1 to 1% of gellan gum and 0.02 to 0.1% of Mg<2+>, with the balance being water. Trace amounts of inorganic salts consisting of potassium hydrogen diphosphate, sodium chloride, ferrous sulfate, sodium molybdate, manganese sulfate and calcium carbonate are added into the main body of the culture medium so as to obtain the culture medium suitable for growth of Ustilaginoidea virens.

The invention provides civil building air system emergency equipment. The civil building air system emergency equipment comprises a filter set, an air conditioning unit, an air handling unit, a flow guide assembly and a standard container, wherein the filter set, the air conditioning unit and the air handling unit are all contained in the standard container; the flow guide assembly is connected to the rears of the filter set, the air conditioning unit and the air handling unit and used for guiding air to pass through the filter set, the air conditioning unit and the air handling unit and then return to an air conditioning pipeline in a building; the filter set is used for filtering the air in the flow guide assembly so as to rapidly adsorb suspended particles, part of germs and part of harmful gas in the air; the air conditioning unit is used for emergency of an emergency event of the target building and can conduct dehumidification, heating and refrigeration on the air; and the air handling unit is a core component in the emergency equipment and is mainly applied to dust removal, demisting and virus killing of the air in the high-rise building in the emergency public health event.