79results about How to "Easy to add liquid" patented technology

The present invention is a protein beverage mixing container. The mixing container may be a carton, or it may be a pouch. The mixing container has a closeable opening. The mixing container contains dry protein powder, or a user may add protein powder into the mixing container. A user then may add liquid into the mixing container, mix the protein and liquid, and consume the mixture.

The invention discloses an unloading and liquid adding device for a skid-type liquid adding station and an unloading and liquid adding method. The device comprises a storage tank prying block, a liquid adding prying block and a gas collecting prying block, wherein the storage tank prying block comprises a storage tank prying block base, a liquefied natural gas storage tank, a temperature preservation pipeline and a plurality of stop valves and a plurality of safety relief valves, wherein the plurality of stop valves and the plurality of safety relief valves are arranged on the temperature preservation pipeline; the liquid adding prying block comprises a liquid adding prying block base, an immersed pump, a pressurization and gasification device, a temperature preservation pipeline and a plurality of stop valves and a plurality of safety relief valves, wherein the plurality of stop valves and the plurality of safety relief valves are arranged on the temperature preservation pipeline; and the gas collecting prying block comprises a gas collecting prying block base, a gaseous natural gas storage tank and a temperature preservation pipeline. The device can achieve partial pipeline rapid precooling before unload and liquid adding, and has the function of collecting relieving gases, improves the safety and reliability, and reduces resource waste.

The invention discloses a seed sprouting device for dendrobenthamia capitata. The seed sprouting device comprises an inverted seed soaking bottle and a plurality of laminating boxes, and is simple in structure and convenient to use. The invention also discloses a seed sprouting method for the dendrobenthamia capitata. The seed sprouting method comprises the five steps of seed selection, dewaxing, sterilization, sprouting with gibberellin and laminated sprouting. According to the invention, oily coats outside seeds can be effectively removed by a sodium bicarbonate solution, wax coats outside the seeds are rolled away by sand, and thus the removal is more thorough; and by virtue of the method for sprouting by lamination of gibberellin and wet sand, the sprouting time can be obviously shortened, the seeds can become white after sprouting of 2-3 months, and the sprouting rate is up to more than 85%.

The invention discloses a pesticide spraying unmanned aerial vehicle. The pesticide spraying unmanned aerial vehicle comprises an unmanned aerial vehicle body. A plurality of rotor wings are arranged at the outer side end of the unmanned aerial vehicle body internally provided with a liquid storage tank. A balance frame is arranged at one end at the bottom of the unmanned aerial vehicle body. A spraying rod is arranged at the other end of the bottom of the unmanned aerial vehicle body. The upper end of the spraying rod is connected and guided in the liquid storage tank, a liquid outlet is formed in the lower end of the spraying rod, a liquid adding pipe channel is arranged on the top of the liquid storage tank, and a rotary cover is arranged at the upper end of the liquid adding pipe channel. By means of the mode, the balance frame at the bottom of the unmanned aerial vehicle can be utilized for serving as a spraying head to spray pesticide, the structure is compact, liquid adding is convenient and fast, and the balance performance is superior.

The invention relates to a waste liquid treatment apparatus with automatic liquid adding. The apparatus comprises a waste liquid treatment tank, wherein a first siphon pipe is arranged at an edge of the waste liquid treatment tank, a pretreatment barrel is arranged in the waste liquid treatment tank, a second siphon pipe is arranged at an edge of the pretreatment barrel, the upper portion of the pretreatment barrel is provided with a waste liquid inlet pipe and a treatment liquid inlet pipe, the treatment liquid inlet pipe is connected with a quantitative liquid adding device, a fixed pulley set is arranged above the waste liquid treatment tank, one end of the fixed pulley set is connected with a floating body, and the other end of the fixed pulley set is connected with the quantitative liquid adding device. The apparatus has the advantages of energy-saving, automatic liquid adding and quantitative treatment.

A large-power multi-channel liquid cooling source cabinet includes five sets of refrigeration units, two sets of water cooling units and an electrical control unit, the refrigeration units, the watercooling unis, and the electrical control unit are integrated in a customized cabinet, in which three refrigeration units and one water cooling unit constitute a liquid supply system, the other two refrigeration units and one water cooling unit constitute another liquid supply system, the two liquid supply systems are electrically connected with the electric control unit, the two liquid supply systems ensure that the liquid cooling source can output refrigerant water with high and low temperature simultaneously, the liquid cooling sources ensure that the liquid cooling source can meet the demand of high-power refrigeration capacity, and the coolant can meet the use demand of multi-way refrigeration equipment after flow distribution. The invention can precisely control the flow rate and thecoolant temperature, the liquid cooling source improves the device integration, the cabinet can meet the refrigerating capacity requirements of most electronic equipments, and the constant temperaturecontrol mode effectively reduces the working energy consumption of the liquid cooling source.

The invention relates to the technical field of food processing, and in particular relates to a food preservative content safety detector comprising a seat, a base and a detecting mechanism, and further comprising an adjusting mechanism, an object placing mechanism, a liquid adding mechanism and a cutting mechanism; the food preservative content safety detector is simple and convenient to operate,and wide in range of application, and each object placing plate is internally provided with a plurality of storage compartments which can detect multiple samples, so that a detection sample plate cancover various positions of food and improve the accuracy of detection data; auxiliary reagents can be added into the storage compartments passing through by the liquid adding mechanism, the detectioneffect is improved, liquid adding operation is facilitated, solid food can be divided into a plurality of parts by the cutting mechanism, so that the auxiliary reagents can penetrate into various regions of the solid food, the adhesion effect of the auxiliary reagents can be improved, the follow-up detection effect can be further improved; the switching of different object placing plates can be facilitated, a sliding mechanism immediately engages with a card slot to limit the position, and whether the sliding mechanism moves in place can be judged without an operator.

The invention discloses disinfecting equipment and disinfection method of a biochemistry laboratory. The disinfection method comprises the following steps of a disinfection step: performing atomizingon disinfecting liquid by equipment, jetting and spouting atomizing granules from a jet nozzle to a laboratory through a fan, and at the time, sucking the air to the inner part of the equipment from aspraying gas inlet channel; and a filtration step: when an atomizing device does not work, sucking laboratory air from a filtration channel by the fan, performing filtering and performing spouting outwards. A liquid storing tank, an atomizing device, a first fan and the jet nozzle, which are in series connection, are arranged in the disinfecting equipment. In the disinfection step, air flows through the spraying gas inlet channel, and in the filtration step, air flows through the filtration channel. According to the disinfection method disclosed by the invention, through the two steps, rime fog in the laboratory environment can be thoroughly removed, substances in the air can be adsorbed and recovered, pollutants which are treated by the disinfecting liquid and a part of pollutants whichare not treated by the disinfecting liquid are removed, precision equipment is protected from being damaged, the disinfecting equipment is safe and harmless to a human body, laboratory pollution can be quickly and effectively removed, and the polluted laboratory can recover the clean state as soon as possible.

The invention provides a facial mask packaging machine which aims to solve the problem that only one nutrient solution is packaged in an existing packaging machine, and a large space of the packaging bag is wasted. The facial mask packaging machine comprises a feed mechanism for feeding facial mask paper, a die cutting and folding device for performing die-cutting and folding on the facial mask paper, a facial mask inserting device for feeding the folded facial mask paper into a packaging bag, and a bagging sealing and conveying device for sealing the facial mask and the packaging bag, wherein the bagging sealing and conveying device comprises a feed mechanism for feeding a to-be-processed packaging bag, a bag tensioning mechanism, a first filling mechanism, a first heat-seal mechanism for sealing the packaging bag, a rotation device for rotating the packaging bag after the packaging bag is sealed by the first heat-seal mechanism, a second filling mechanism for filling the rotated packaging bag, a second heat-seal mechanism for sealing the rotated packaging bag and a discharge mechanism for discharging a finished product. The facial mask packaging machine has the advantages of simple structure, convenience in assembly, reliable action, long service life, high processing efficiency, high automatic degree and the like.

The invention discloses a device and a method for extraction and / or purification. The extraction and / or purification device comprises a pressurization system, a cylindrical container, an extraction material, an adsorption accelerating device, a bottom packaging device and a liquid feeding system, wherein the pressurization system is connected with a top inlet of the cylindrical container; the extraction material is loosely loaded inside the cylindrical container; and the adsorption accelerating device is an oscillator disposed outside the cylindrical container and / or an agitating gas flow supplied to the interior of the cylindrical container by the pressurization system, and is used for thoroughly mixing a sample solution with the extraction material. According to the device, for the firsttime, a function of facilitating multiple liquid addition / discharge during the disperse extraction process is achieved by means of pressure control of a 'quasi' switch at the bottom of the cylindrical container. The method and the device can accelerate the thermodynamic adsorption / desorption equilibrium between the extraction material and the sample solution, improve the extraction efficiency, control the extraction process, and reduce the inconvenience and errors caused by the irregular flow rate of the conventional solid phase extraction.

The invention discloses a full-automatic soil organic matter detection device. The device comprises a shell, an electric clamping jaw, a digestion bottle, a liquid adding device and a funnel assemblyheating device. The shell comprises a base and a vertical frame; the vertical frame is arranged on one side of the base; the electric clamping jaw is arranged on the vertical frame; a digestion bottlebracket for placing digestion bottles, a titration box and a digestion box are sequentially arranged at the upper end of the base; a plurality of digestion bottles are connected through a digestion bottle supporting plate and placed in the digestion bottle bracket; the liquid adding device is arranged in the titration box; the heating device is arranged in the digestion box; a funnel assembly matches the upper ends of the digestion bottles; a controller is arranged in the vertical frame; and the controller is electrically connected with the electric clamping jaw, the liquid adding device andthe heating device. The existing oil bath and sand bath are replaced by the heating device for heating digestion, the detection process is more environment-friendly, the safety in the whole experimentprocess is improved through mechanical automatic operation, the working efficiency is improved, and the time is saved.

The invention discloses an adjustable quantitative pipette comprising a syringe-shaped liquid absorption cylinder and a plunger matching the liquid absorption cylinder. A liquid inlet is arranged on the liquid absorption cylinder at an end distal to the plunger. A handle is arranged on the plunger at an end distal to the liquid absorption cylinder. A positioning ring is arranged outside a cylindrical surface of the liquid absorption cylinder. Two metal rods are connected outside the cylindrical surface of the plunger. Bent heads are arranged on the two metal rods at ends distal to the plunger handle. A space between straight sections of the two metal rods is larger than the outer diameter of the positioning ring, and a space between bent sections of the two metal rods is smaller than the outer diameter of the positioning ring. According to the adjustable quantitative pipette provided by the invention, with reciprocating movements of the liquid absorption cylinder and the piston of the plunger, liquid fetching and discharging are realized. Piston movement positions are controlled by using the metal rods and the positioning ring, such that liquid quantitation is realized, and liquid absorption is fast. Quantitation operation is not time-consuming, and liquid discharge is also fast, such that the pipette is convenient to use.

The invention discloses a spotting instrument which comprises a rack, a spotting device, a drying and storing device, a reagent storing device and a liquid path device, and the spotting device, the drying and storing device, the reagent storing device and the liquid path device are all arranged on the rack; the sample application device comprises a target plate platform used for mounting a targetplate, a sample application needle used for sample application and a driving device used for driving the target plate platform or the sample application needle; the drying and storing device is arranged on the motion trail of the target plate platform so as to dry the target plate; and the reagent storage device is arranged on the motion trail of the sample application needle. By arranging three-axis linkage movement of the XYZ-axis movement assembly, full-automatic accurate sample application of the sample injector to the target plate is achieved, and the working efficiency is greatly improved. By arranging the disinfection bin, the alcohol spray needle is used for disinfecting the target plate, the effect of inactivating microorganisms is achieved, pollution is reduced to the maximum extent, and the detection accuracy is improved.

The invention belongs to the technical field of batteries, and discloses a cover plate assembly and a battery. The cover plate assembly comprises a cover plate body and a sealing plug, the cover plate body is connected with the battery body, a through hole is formed in the cover plate body, and the through hole is communicated with the interior of the battery body. The sealing plug is detachably connected to the cover plate body and can seal the through hole, and the sealing plug is made of a soft material. The sealing plug is jacked up under high-pressure impact, and the function of an anti-explosion valve is achieved; besides, the needle head can easily penetrate through the sealing plug to perform liquid injection or exhaust operation on the battery body, and the needle hole can be automatically sealed after the needle head is taken out; moreover, when the internal pressure of the battery body needs to be tested, the interior of the battery body is communicated with the pressure testing equipment only by inserting a needle into the sealing plug, and the cover plate assembly does not need to be damaged. The cover plate assembly is simple in structure and convenient to operate, the number of assembled parts is greatly reduced, and the manufacturing cost of the cover plate assembly is reduced.

The invention relates to laboratory waste gas purification treatment equipment which comprises a shell, a condensing treatment tank, a compressor, a condenser, an evaporator, a water treatment tank, a water pump and a spray device, wherein the shell is provided with a gas inlet and a gas outlet; the condensing treatment tank is provided with the gas inlet and the gas outlet; the evaporator is positioned in the condensing treatment tank; the water treatment tank is provided with the gas inlet and the gas outlet; and the spray device is positioned in the water treatment tank. The laboratory waste gas purification treatment equipment disclosed by the invention is provided with double treatment channels aiming at different characteristics of organic and inorganic waste gases, has the characteristics of easiness and convenience for operation, low operation cost, less energy consumption, small size and convenience for maintenance and can be used for effectively purifying the toxic harmful gases, namely an organic gas, an inorganic gas and the like which are discharged from a laboratory, and reducing the atmospheric pollution.

The invention discloses a chemical washing device, a pedestal pan cover and a related chemical washing control method. The chemical washing device comprises a first switching member, a chemical preparation container, a water supply pipeline, a liquid pump, a second switching member, a flushing member and an electric control plate, and the pedestal pan cover comprises a pedestal pan cover body, a control handle and the chemical washing device with a chemical preparation function. The control method includes steps: calculating control quantity; performing chemical preparation, chemical washing,water filling and water draining; cleaning the water supply pipeline. By adopting the technical scheme, on the basis of pipeline connection of an original intelligent pedestal pan, a chemical washingfunction can be added in a structurally reasonable manner, and chemical preparation, avoiding of idling of the liquid pump and cleaning of a chemical washing pipeline can be realized.

A portable wet tissue preparing device relates to the technical field of articles for daily use and solves the technical problem that a conventional device is inconvenient and toilsome to use. The portable wet tissue preparing device comprises a liquid storage bin and a dry tissue bin, wherein the dry tissue bin is provided with at least one tissue holding tank and a liquid taking cabinet which extends into the inner chamber of the liquid storage bin; the inner chamber of the liquid taking cabinet is divided into an upper chamber and a lower chamber by a soft diaphragm; a driving slide block is arranged in the upper chamber; a piston is arranged in the lower chamber; liquid in the liquid storage bin can flow into the piston chamber (namely the lower chamber) through a one-way liquid inlet valve; liquid in the piston chamber can flow into the tissue holding tank through a one-way liquid outlet valve; a piston rod at the upper end of the piston penetrates through the soft diaphragm and is fixedly connected with the driving slide block; and a cam component for driving the piston to slide up and down is arranged on the dry tissue bin. The portable wet tissue preparing device provided by the invention is convenient and effortless to use.

The invention relates to a space environment disinfection machine, which comprises a frame, side plates are arranged on both sides of the frame, cover plates are arranged at the front and rear, a push handle is arranged on the frame, wheels are arranged at the bottom, and ultrasonic fog is arranged inside The ultrasonic nebulizer is connected to the spray device; the ultrasonic nebulizer atomizes the solution in the solution liner inside the rack; the built-in power supply and charging device of the high-capacity lithium battery is installed at the bottom of the rack; There is a solution box; the spraying device includes a fan, the fan is connected with an air duct, and the air duct is connected with a fan-shaped retractable spray joint. Using an ultrasonic atomizer, the atomized particles of the solution are fine and will not generate noise, and will not produce water droplets and water marks on the surface of the object when it is sprayed out. The sealed solution liner is used, and the disinfection machine has excellent sealing performance; it is removable Unique solution tank design, convenient and simple to add liquid; high-capacity lithium battery is used as the built-in power supply, the use time is longer, there is no cable binding, and there is no special restriction on the working environment.

The invention discloses simulation equipment for spectrophotometric determination of nitrate nitrogen in drinking water and a use method of the simulation equipment, which relate to the technical field of water quality detection. The equipment comprises a photometer shell and a front shell, the front shell is fixed at the front end of the photometer shell, a sample rack, a translation mechanism, an ultrasonic vibration mechanism, a liquid adding mechanism and a sampling mechanism are arranged in the front shell, and a plurality of sample vessels are placed in a top groove of the sample rack; and the sample rack shuttles between the photometer shell and the front shell through the translation mechanism. Through the arrangement of the translation mechanism, the sampling mechanism and the liquid adding mechanism and the integrated design of liquid adding, sampling and measurement, liquid adding of the sample vessel is more convenient, data of all heights in a water area can be measured, ultrasonic assistance is carried out, the uniformity of a sample solution is more ideal, the measurement accuracy is improved, and the problems that existing nitrate nitrogen measuring equipment is single in function, inconvenient to use and not accurate enough in testing result are solved.

A full-sealed battery case used for a nano silicon-magnesium solid battery includes a case body and an upper cover which is arranged thereon. Protruded clamping grooves are respectively arranged on the two sides of the upper end surface of the upper cover and longitudinally penetrate through the two side surfaces of the upper cover. Bulges, which are matched with the protruded clamping grooves insize, are disposed longitudinally on the lower end surface of the case body. A first groove and a second groove are arranged in the middle of the upper end surface of the upper cover, wherein a material feeding pipe is arranged on the middle of the first groove, and the inner side walls of the second groove and the material feeding pipe are provided with threads. The material feeding pipe is provided with a cover plate which is in seal connection with the material feeding pipe. Threads are formed on the side wall of the cover plate. A cylindrical projection is formed on the middle of the coverplate and is matched with the material feeding pipe in diameter. Threads are formed on the outer surface of the cylindrical projection.

The novel capacitive pool structure includes capacitive pool and capacitive pool seat. The capacitive pool seat is one tested solution pool with constant temperature cavity around it, and the capacitive pool is one cover set on the upper part of the capacitive pool seat. The capacitive pool has two metal electrodes stretching into the capacitive pool seat and fixed onto an insulating board. The present invention is test operable and superior to available capacitive pool, and has improved comprehensive performance. Without connecting cracking between the constant temperature liquid and tested solution, the present invention has no liquid leakage. The measuring electrodes are inserted from the upper end for convenient liquid refilling and washing after measurement. The measurement to non-volatile solution is also feasible.

The invention discloses a power equipment high-temperature early warning device and belongs to the technical field of electric power early warning equipment. The power equipment high-temperature earlywarning device comprises a cabinet body provided therein with a placement board for holding power equipment. A battery pack is arranged under the placement board. A fan is arranged on the inner sideof the cabinet body. Ventilation holes are arranged on the side wall of the cabinet body. The cabinet body is provided therein with a temperature control alarm device. The temperature control alarm device comprises a glass cylinder, an audible alarm, an alarm light and a switch. A cavity is arranged in the glass cylinder and is filled with alcohol. A floating piece is arranged in the alcohol. A metal ball is fixed to the floating piece. Both sides of the upper end of the glass cylinder are provided with through holes. A wire is inserted into the through holes. A metal piece is arranged on theupper part of the through holes in the glass cylinder. The wire is connected with the metal piece. The glass cylinder is disposed on a position, near a heat source of the power equipment, in the cabinet body. A first wire, the audible alarm, the alarm light, the switch, the fan, the battery pack and a second wire are electrically connected successively. The power equipment high-temperature early warning device is simple in structure, accurate in early warning, safe and reliable, economical and environment-friendly.

The invention relates to a self-sealing transfusion valve component and a plug valve and a socket valve thereof. A seal-sealing pipe is hermetically sleeved on the front part of a socket valve piece of the socket valve in a sliding way; the back end of the self-sealing pipe is in elastic fit with a push step surface of the socket valve piece; a seal disc of which the back end is matched with an inner ring of a sealing ring on the front end face of the self-sealing pipe is fixed at the front end of the socket valve piece; the socket valve piece is provided with a valve port channel communicated with the front port of the seal-sealing pipe; a connecting lock sleeve fixed with the socket valve piece is sleeved on the outer side of the seal-sealing pipe; a lock cylinder is radially assembled on the sleeve wall of the connecting lock sleeve in a sliding way; an unlocking sleeve is sleeved on the lock cylinder on the outer side of the connecting lock sleeve in a sliding and limiting way; the back end of the unlocking sleeve is in press fit with the connecting lock sleeve through a return spring; the periphery of a socket valve body of the socket valve is provided with a lock groove; thefront end of an inner hole of the socket valve body is provided with a valve seat; a valve plate is assembled in the inner hole of the socket valve body in a sliding way; the back end of the valve plate is in elastic fit with the socket valve body; the front end of the socket valve body is provided with a press pipe projecting forwards; and the valve plate is provided with a push head extending forwards out of the valve seat.

The invention discloses an outer cover-rubber mat fixing mechanism of a plastic infusion container and a processing method thereof. The outer cover-rubber mat fixing mechanism comprises an outer cover, a rubber mat and a film, wherein a separator is arranged in the outer cover; the peripheral wall of the outer cover extends to form a rubber mat fixing ring, a jacking ring is connected to the rubber mat fixing ring; the rubber mat is fixed by the jacking ring, the rubber mat fixing ring and the separator; the film is arranged on the outer walls of the rub mat, the jacking ring and the rubber mat fixing ring. The processing method comprises the steps of: A, processing of the outer cover: including adopting an injection molding machine and an outer cover injection mold, and making polypropylene material into the outer cover through injection molding; B, processing of the rubber mat: including adopting a vulcanizing machine and a rubber mat mold, and shaping butyl material into the rubber mat through vulcanizing; C, processing of film: including adopting a punch press, and punching aluminum-plastic composite film into the film; D, embedding of the rubber mat: including arranging the rubber mat into the rubber mat fixing ring of the outer cover, heating the jacking ring of the outer cover by a hot-air blower for softening, and then pressing the jacking ring onto the end face of the rubber mat; E, film pasting; including enveloping the jacking ring, the rubber mat and the rubber mat fixing ring with the precast aluminum-plastic composite film for fixing.

The invention provides a wet tissue supply device, which relates to the technical field of an article for daily life and solves the technical problems that the use of an existing device is inconvenient, and the labor is wasted. The device comprises a liquid storage cabin, a turntable seat, a sliding element and a locking element, wherein the turntable seat is arranged at the upper end of the liquid storage cabin, a water taking pit is arranged in the center position of the turntable seat, and the edge of the turntable seat is provided with a tissue falling hole; an annular turntable is arranged on the turntable seat, a plurality of tissue accommodating grooves are axisymmetrically formed in the turntable, and an inner ring of the turntable is provided with a circle of guide teeth; the water taking pit is separated into an upper cavity and a lower cavity by a soft membrane, wherein the upper cavity is a driving cavity, and the lower cavity is a water taking cavity; the sliding element is movably arranged in the driving cavity, the outer edge of the sliding element is provided with a plurality of support feet, and the locking element is movably arranged in the water taking cavity and is fixedly connected with the sliding element; when the turntable rotates, the sliding element and the locking element are driven to vertically slide so that the soft membrane is expanded and retracted, and water in the liquid storage cabin is absorbed into the water taking cavity and is then discharged into a wet tissue cabin arranged at the outer wall of the liquid storage cabin. The device provided by the invention has the advantages that the use is convenient, and the labor is saved.

The invention provides a double-liquid-tank unmanned aerial vehicle, which comprises a vehicle frame and two liquid tanks, wherein the two liquid tanks are located on the two sides of the vehicle frame respectively and arranged on the vehicle frame in a penetrating mode, and the two liquid tanks are detachably connected with the vehicle frame; a communicating container is arranged between the lower portions of the two liquid tanks, the two liquid tanks are plugged into the communicating container through plug valves, a warping rod is arranged in the communicating container, the middle of the warping rod is rotatably installed in the communicating container, and the two ends of the warping rod abut against switch pins arranged on the plug valves respectively. The liquid tanks are plugged into the communicating container through the plug valves, so that a communicating vessel structure can be quickly formed; the warping rod is arranged in the communicating container, and all the plug valves are conducted at the same time under the action of the warping rod, so that overflow of a plug port in the communicating container is prevented when the liquid tanks are mounted on the communicating container. Due to the arrangement of the two liquid tanks, the whole weight is large, the weight of the single liquid tank is small, the replacement and liquid adding are convenient, the size of the single liquid tank is small, the installation on the two sides of the vehicle frame is convenient, the balance is good, and the flight control is facilitated.

The invention discloses an anti-vibration agricultural unmanned aerial vehicle. The anti-vibration agricultural unmanned aerial vehicle comprises a vehicle body, wherein two sides of the vehicle bodyare respectively and fixedly connected with a side wing; the bottom part of the inner wall of the vehicle body is fixedly connected with fixed boxes; a wheel support penetrates through and is arrangedat the bottom part of each fixed box; the bottom part of each wheel support is rotatably connected with a tire; the top part of each wheel support is fixedly connected with a toothed plate; the top part of each toothed plate is fixedly connected with a press plate; the top part of each press plate is fixedly connected with damping springs; the top part of each damping spring is fixedly connectedwith a fixed box; and a fixed plate is fixedly connected with and arranged between two sides of the inner walls of each fixed box. The invention relates to the technical field of agricultural machinery. The anti-vibration agricultural unmanned aerial vehicle and an application method thereof provided by the invention have the following advantages: an anti-vibration ability is achieved; and throughwalking mechanisms with strong buffer ability, the pressure generated by overweight can be greatly counteracted when the anti-vibration agricultural unmanned aerial vehicle lands and takes off, so the center of gravity of the unmanned aerial vehicle is guaranteed to be stable; generation of tilting due to vibration is prevented; the probability of generation of damage to the agricultural unmannedaerial vehicle is reduced; and the safety performance of the unmanned aerial vehicle is improved.

The invention relates to the technical field of food processing, and in particular relates to a method for safely detecting food preservative content. The method comprises the following steps: sampling, namely, using a sampler to take an appropriate amount of food to be tested and putting the food to be tested into a sealed container; taking the food to be tested in the sealed container out, and placing the food to be tested in a detecting device to detect in the detecting device; connecting the detecting device with a computer, transferring detected data to the computer by the detecting device, and printing detected results through a printer by the computer. The detection device used in the method can detect multiple samples and improve the accuracy of the detected data; a liquid adding mechanism can add an assistant agent into a storage chamber when passing by the storage chamber to improve detection effects, and solid food can be divided by a cutting mechanism into multiple parts, so that the assistant agent can penetrate into various areas of the solid food, the adhesion effect of the assistant agent can be improved, and further the subsequent detection effect can be improved.

The invention discloses a pesticide spraying unmanned aerial vehicle for crop planting, and relates to the technical field of agricultural machinery. The unmanned aerial vehicle comprises a vehicle body, both sides of the outer wall of the vehicle body are fixedly connected with side wings, a pesticide box is fixedly connected to the bottom of the inner wall of the vehicle body, the top of the vehicle body is provided with a top cover, a liquid adding pipe penetrates through the top of the pesticide box, and the top end of the liquid adding pipe is fixedly connected with a liquid adding funnel. A motor box is fixedly connected to the top of the pesticide box, a first motor is fixedly connected to the inner wall of the motor box, and an output shaft of the first motor is fixedly connected with a stirring shaft. According to the pesticide spraying unmanned aerial vehicle for crop planting and a using method thereof, the function of atomizing pesticide through worm wheel wind pressure isachieved, the use of an air compressor is omitted, the burden of the unmanned aerial vehicle is reduced, a nozzle can spray the pesticide in a swinging mode, the spraying area is enlarger, the unmanned aerial vehicle is flexible and convenient to use, the spraying efficiency of the unmanned aerial vehicle is greatly improved, resource consumption is reduced, and the production cost is reduced.