62results about How to "Expand the range of mobility" patented technology

The movable part 21 is fastened to the substrate 11 via flexure parts 27a and 27b, and can move upward and downward with respect to the substrate 11. The substrate 11 also serves as a fixed electrode. The movable part 21 has second electrode parts 23a and 23b which can generate an electrostatic force between these electrode parts and the substrate 11 by means of a voltage that is applied across these electrode parts and the substrate 11, and a current path 25 which is disposed in a magnetic field, and which generates a Lorentz force when a current is passed through this current path. A mirror 12 which advances into and withdraws from the light path is disposed on the movable part 21. As a result, the mobility range of the movable part can be broadened, and the power consumption can be reduced, without applying a high voltage or sacrificing small size.

The invention discloses a continuous conveying double-face air drying device for eel roasting. The continuous conveying double-face air drying device comprises a conveying device, an air blowing device, an air drying bin and a filtering device; the conveying device is used for feeding eels needing to be subjected to air drying into the air dying bin, and hot air blown out from the air blowing device conducts air drying treatment on the eels in the air drying bin after being filtered by the filtering device; the air drying bin comprises an air purifying and filtering bin and an air drying mainbin; the filtering device is arranged in the air purifying and filtering bin and comprises a feeding roller, a filter felt and a winding roller; and the air drying main bin is internally provided witha gear ring, a planet gear, a center shaft and a connection rod, the planet gear is provided with a protrusion, and the protrusion can rotate into guide grooves of a four-corner rotation piece and drive the four-corner rotation piece to do angular motion. The invention further discloses an eel air drying method. The continuous conveying double-face air drying device for eel roasting and the eel air drying method have the advantages that feeding is conducted, the air drying continuity is high, automatic turning over can be achieved, and the air drying cleanliness is high.

The invention discloses an indoor multi-degree-of-freedom intelligent fan, which includes a wind source generating device, a sensor device on the right side of the intelligent fan, a second electric push rod, a swing motor, a support arm, a support plate, a first ear, and a second electric push rod. Two lugs, sliding seat, guide sleeve, screw rod, guide column, first upper bearing, second upper bearing, lower bearing, first bearing end cover, second bearing end cover, lifting motor, coupling, protective sleeve , wireless communication device, column, large gear shaft, base, thrust bearing, large nut, rotating motor, pinion, vacuum suction cup, control box and protective cover. The invention generates more wind energy under the same power, improves the user's comfort, can automatically adjust the wind speed, can automatically adjust the fan to the position with the highest heat for the user, has more degrees of freedom in fan adjustment, and realizes remote control and monitoring.

The invention relates to the technical field of fuel cells, and particularly discloses a flow field plate and a fuel cell. The flow field plate comprises a plate body and a plurality of turbulent flowprotrusions. The plate body comprises a material circulation face, a material inlet is formed in the first end of the material circulation face, a material outlet is formed in the second end of the material circulation face, and materials flow from the material inlet to the material outlet. Multiple turbulent flow protrusions are arranged on the material circulation face of the plate body at intervals and arranged in a staggered mode in the material flowing direction. The materials flow through the space between every two adjacent turbulent flow protrusions, the turbulent flow protrusions have a disturbance effect on flowing of the materials, and thus the materials can be evenly distributed. Continuous grooves and ridges are not formed in the material flowing direction, the materials canevenly flow in the direction parallel to the material flowing direction and the direction perpendicular to the material flowing direction, the material flowing range is enlarged, the material flowingspeed is increased, the material distribution uniformity is improved, and the heat management level of the fuel cell and the performance of the fuel cell can be improved.

The invention discloses an indoor multi-degree-of-freedom intelligent fan heat reduction method. The wind source is generated, and the wind source is pushed from the small area of ​​the conical section to the large area, and transported to the inside of the arc section. Because the pitch of the spiral ventilation piece gradually increases from left to right and extends continuously to the outlet, the air volume at the outlet increases. The analyzer in the processing chip automatically calculates the best avoidance path, and automatically adjusts the fan to the user's heat. The highest part is cooled; the camera on the sensor device 24, the temperature sensor and the humidity sensor, send the indoor image, temperature and humidity information to the user's mobile phone in real time through the wireless communication device 27, and the user realizes remote monitoring through the mobile phone APP. The APP can also remotely adjust the working position of the fan and monitor other parts of the room.

The invention discloses a polar plate drying device for lithium battery production. The polar plate drying device comprises a base, wherein a box body is fixedly connected with the top of the base; a transmission box is fixedly connected with the top of the box body; a motor is fixedly connected with the top of the inner cavity of the transmission box; a gear is sleeved on the output shaft of the motor; a transmission device is in transmission connection with the gear; a bracket is fixedly connected with the bottom of the transmission device; the bottom of the bracket penetrates the bottom of the transmission box and the top of the box body from top to bottom and stretches into the box body; a heater is fixedly connected with the bottom of the bracket; a support plate is fixedly connected with the right side of the box body; and an air blower is fixedly connected with the top of the support plate. The polar plate drying device relates to the technical field of lithium batteries. According to the polar plate drying device for lithium battery production, the problem that a traditional polar plate drying device for lithium battery production is non-uniform is solved, the polar plate drying effect is improved, the working efficiency of a worker is improved, and a use effect of a user is satisfied.

The invention discloses a drying device for computer accessory manufacturing. The drying device comprises a base. The top of the base is fixedly connected with a box body. The top of the box body is fixedly connected with a transmission device. A support penetrates the bottom of the transmission device, and the bottom of the support penetrates the top of the box body and extends into the box body. A heater is fixedly connected to the bottom of the support. A supporting plate is fixedly connected to the right side of the box body, and the top of the supporting plate is fixedly connected with an air blower. An air inlet of the air blower communicates with an air conveying hose, and the left end of the air conveying hose penetrates the right side of the box body and communicates with an air inlet of the heater. The invention relates to the technical field of computers. According to the drying device for computer accessory manufacturing, the problem that a traditional drying device for computer accessory manufacturing is not uniform in drying when drying damp accessories or accessories with paint spraying just finished is solved; the drying effect on pole plates is improved; the working efficiency of workers is improved; and the use effect of a user is met.

An embodiment of the invention provides a single-system air-cooled refrigerator, relates to the technical field of air-cooled refrigerators, and aims to solve the problems that food moisture is greatly lost due to the fact that food is directly blown by cold air in a refrigerating chamber of the existing air-cooled refrigerator or the air feeding speed is slow as well as the air feeding efficiency is low, and a refrigerating air duct occupies certain storage space. The single-system air-cooled refrigerator comprises a main air duct and a branched air duct, wherein the branched air duct is arranged in the refrigerating chamber; the branched air duct at least comprises a first branched air duct and a second branched air duct which are both communicated with the main air duct; the first branched air duct and the second branched air duct are respectively arranged at a junction position between the rear wall of the inside of the refrigerating chamber and two side walls of the refrigerating chamber; the first branched air duct is provided with a first air outlet which is communicated with the inside of the refrigerating chamber; the second branched air duct is provided with a second air outlet which is communicated with the inside of the refrigerating chamber. The single-system air-cooled refrigerator provided by the invention has the advantages that the food is not directly blown by the cold air in the refrigerating air, so that the freshness degree of the food is ensured; the air feeding speed is quick, the air feeding efficiency is high, and the storage space occupied by the refrigerating air duct is less.

The invention relates to a clearance compensation type annular oil groove sliding shoe for a plunger hydraulic pump. The clearance compensation type annular oil groove sliding shoe comprises a sliding shoe body, one end of the sliding shoe body is provided with a ball socket trapezoidal groove and a sliding shoe ball socket, and the other end of the sliding shoe body is provided with an end face which is in contact with an oblique plate. A concave annular groove with a damping hole is formed in the middle of the end face, two communicated oil channels which are perpendicular to each other and are crossed are formed in the sliding shoe body, and the communicated oil channels are vertically communicated with the damping hole. Four auxiliary supporting cavities are evenly distributed around the concave annular groove in the end face, each auxiliary supporting cavity is provided with a damping hole which is vertically communicated with the communicated oil channels, one ends of the communicated oil channels are communicated with the auxiliary supporting cavities, and the other ends of the communicated oil channels are matched with screw plugs to form sealing assemblies. In the working process, oil liquid is led into the communicated oil channels through the damping holes, and at last flows into the concave groove and the auxiliary supporting cavities to form auxiliary static pressure bearing. The clearance compensation type annular oil groove sliding shoe can achieve automatic compensation of the sealing clearance between a sliding shoe pair, reduces the friction force of the sliding shoe and the oblique plate, and is convenient to machine and high in practicability.

The invention belongs to the technical field of solar heating, and specifically relates to a flat-plate solar air heat collector. In order to solve the problems of insufficient heat exchange and partial high temperature existing in a conventional solar air heat collector, the invention discloses a flat-plate solar air heat collector. The heat collector comprises a shell body, a heat absorption plate and a flow disturbance plate, wherein the shell body is provided with an air inlet port and an air outlet port, a heat-insulation layer is arranged at the bottom and on the four sidewalls of the shell body separately, and a glass cover plate is arranged at the top of the shell body; the heat absorption plate is located in the shell body, and arranged in parallel to the glass cover plate; the flow disturbance plate is located in the shell body, and divides an air flow channel between the air inlet port and the air outlet port into an S-shaped structure; and a flow disturbance nozzle is formed in the flow disturbance plate, and the flow disturbance nozzle penetrates through the flow disturbance plate. The flat-plate solar air heat collector disclosed by the invention is capable of increasing the heat exchange amount of air and the heat absorption plate, increasing the efficiency of the heat collector, improving the uniformity of temperature distribution of the heat absorption plate, reducing high-temperature areas and lowering the highest temperature.

The invention discloses a sprinkling device used for building construction dedusting. The device comprises a base, a water tank, a push handle, rollers, and a roller base. The top of the water tank isprovided with a sprinkling cylinder with rotary angles. The center axis of the sprinkling cylinder is fixedly provided with a horizontal rotating shaft. The rotating shaft is coaxially fixedly provided with a vertical gear. The lower end of the gear is meshed and connected with a horizontal rack. The lower side of the rack is slidably connected with a mounting plate which is fixed on the top of the water tank. The left end of the water tank is provided with a fan whose angle can be adjusted. Through the rotatable sprinkling cylinder, water vapor sprays to different directions. The sprinklingdevice adjusts according to use environment of the device, and an adjustment method is simple. The fan which can adjust inclination angles can increase a flow range of the water vapor, and meanwhile aflow direction of the water vapor is changed. According to construction environment, the device is flexibly used, and action range and action effect of the device are improved. The device can be usedfor more building construction, and the device is stable and safe in operation.

The present invention discloses type-Y second order non-linear optical chromophore containing imidazolyl heterocycle and its synthesis process. The preparation process includes the following steps: 1. preparing 1, 2-di-(p-methoxyl phenyl) ethyl ketone; 2. preparing 1, 2-di-(p-hydroxyl phenyl) ethyl ketone; 3. synthesizing type-Y second order non-linear optical chromophore containing imidazolyl heterocycle. The process is mild, and the synthesized second order non-linear optical chromophore has relatively high hyperpolarizability (beta value), excellent transparency, high thermal decomposition temperature and contained functional group capable of bonding with polymer or inorganic 3D network.

The invention belongs to the field of furniture equipment and especially relates to a cleaning type wardrobe with a circulating dehumidification function. The cleaning type wardrobe comprises a cabinet body; a cabinet door is hinged to the cabinet body; a hydraulic bag is movably connected to the end, close to the cabinet body, of the cabinet door; the cabinet body is provided with a liquid storage chamber; a hydraulic bag is communicated with the liquid storage chamber through a pipeline; a dehumidification layer is arranged at the bottom of the cabinet body; a ventilator is rotatably connected to the dehumidification layer; and the cabinet door is movably connected with the ventilator through the hydraulic bag. According to the cleaning type wardrobe with the circulating dehumidificationfunction, the automatic ventilation effect of the wardrobe is achieved in the door opening and closing operation process of the wardrobe by a user, the dehumidification efficiency of the device is improved, and the practicability of the wardrobe is improved.

The invention relates to the field of concrete processing, and particularly discloses concrete processing equipment adopting annular stirring. The concrete processing equipment comprises a stirring tank, supporting legs, a feeding hopper and a discharging outlet; four driving rollers in the horizontal directions are arranged in the stirring tank and located on the four corners correspondingly, andthe four driving rollers are located at the bottom and the upper part of the stirring tank correspondingly and arranged in a left-right symmetrical mode; a driving band is wound around the four driving rollers and forms a rectangular ringlike structure; and a plurality of pushing plates are rotatably connected to the outer side wall of the driving band through fixedly-mounted hinges and evenly distributed on the driving band at equal distances. According to the concrete processing equipment, the rectangular driving band is arranged in the stirring tank and located at the upper part and the bottom, and the stirring range of the concrete processing equipment is expanded; and the multiple pushing plates are rotatably mounted on the outer side of the driving band, in the moving process of thedriving band, internal concrete raw materials move through the pushing plates, and thus the internal raw materials are stirred.

The invention relates to the technical field of water heater manufacturing, in particular to a production method for a balcony wall-mounted outer space energy water heater. The production method comprises the following steps that aluminum alloy heat absorbing and flow guiding sheets are prepared, and a flat-plate solar collector is manufactured; an outer tank and an inner container are manufactured, an integrated insulating water tank is manufactured, and a medium outlet of the flat-plate solar collector is connected with the inlet end of a compressor; the outlet end of the compressor is connected with the inlet end of a heat exchanger, the outlet end of the heat exchanger is connected with the inlet end of a filter, and the outlet end of the filter is connected with a medium inlet of the flat-plate solar collector through a cut-off device; and a control circuit is connected, a ventilation cover conducts covering, water is added for debugging, and after work is free of abnormality, a power source is turned off, and water in the inner container is emptied. The production method is simple and standard in operation, and the service life and the water heating effect of the balcony wall-mounted outer space energy water heater can be guaranteed.

The invention provides a rotational flow electronic cigarette atomizer structure and a rotational flow electronic cigarette atomizer thereof, and belongs to the technical field of electronic cigarettes. The rotational flow electronic cigarette atomizer structure and the rotational flow electronic cigarette atomizer thereof comprise a shell assembly and an internal assembly. A connecting piece is connected to the bottom end of a base, a first air inlet hole is formed in the base, and a cigarette holder piece is connected to the upper end of a second cylinder body. An atomizing device is arranged in a first cylinder body, a tobacco tar storage area is arranged between the atomizing device and the first cylinder body, a rotational flow pipe is arranged above the atomizing device, the rotational flow pipe is arranged in the second cylinder body, an air inlet channel is formed in the rotational flow pipe, and a third air inlet hole is formed above the rotational flow pipe. The linear form of airflow can be changed favorably, the flowing range of tobacco tar can be enlarged favorably, tobacco tar particles can be separated and recycled favorably, and smoking discomfort and tobacco tar waste are reduced.

The invention provides a humidifying assembly and an air-conditioner. The air-conditioner comprises a backboard, an air inlet filtering port is formed in the backboard, and the humidifying assembly comprises a water absorption piece, a water tank and a driving device; the water absorption piece is rotatably arranged at the air inlet filtering port, the water tank is arranged below the air inlet filtering port and used for containing water, and the lower end of the air inlet filtering port is located in the water tank; and the driving device is connected with the water absorption piece and works to drive the water absorption piece to rotate so as to infiltrate the water absorption piece. According to the humidifying assembly, the driving device works to drive the water absorption piece to rotate so as to infiltrate the water absorption piece, and then air entering the air-conditioner from the air inlet filtering port passes through the infiltrated water absorption piece and enables the water in the water absorption piece to be evaporated, the water is blown into a room along with an air flow to humidify indoor air, so that the using comfort degree of a user is effectively increased, meanwhile the humidifying efficiency is improved, and the humidifying range is increased; and energy consumption is reduced, noise is avoided, and the using experience of the user is improved.

The invention provides an air deflector structure, an air conditioner indoor unit and an air conditioner. The air deflector structure comprises a plate body and at least a protruding part, the plate body is rotatably arranged at an air outlet, the extending direction of the plate body is parallel to or the same as the extending direction of the rotating axis of the plate body, and the at least one protruding part is arranged on the inner wall surface of the plate body at intervals in the extending direction of the plate body so that airflow flowing out of the air outlet can be blown out along a preset track under the flow guiding effect of the protruding part. The air deflector structure solves the problem that in the prior art, when the air deflector of the air conditioner adopts an air-outlet mode for preventing cold air from being directly blown to people, the refrigeration effect is poor.

The invention discloses a drying device for tea processing, and relates to the field of tea processing equipment. The drying device comprises a box body, a drying system and spiral circulating pipes used for communicating the box body with the drying system. The drying system comprises a ventilation box and an air supply box. The lower end of the box body communicates with the ventilation box. Multiple air supply mechanisms are arranged in the air supply box. The output ends of the air supply mechanisms communicate with the lower ends of ventilation mechanisms. Each ventilation mechanism comprises an upper ventilation pipe and a lower ventilation pipe capable of sliding in the upper ventilation pipe up and down, and each lower ventilation pipe is sleeved with a spring. In order to solve the problems that due to the fact that existing tea drying devices cannot achieve far and near alternative air blowing drying, gas flowability is poor and the drying effect is poor, far and near alternative air blowing drying is carried out from the lower portion through the upper ventilation pipes and the lower ventilation pipes, and the drying effect can be improved easily.

The invention discloses a pole plate drying device for lithium battery manufacturing, which comprises a base, the top of the base is fixedly connected with a box body, the top of the box body is fixedly connected with a transmission box, the top of the inner cavity of the transmission box is fixedly connected with a motor, and the top of the box body is fixedly connected with a motor. The output shaft sleeve is provided with a gear, the gear is connected with a transmission device, and the bottom of the transmission device is fixedly connected with a bracket, and the bottom of the bracket runs through the bottom of the transmission box and the top of the box from top to bottom and extends to the bottom of the box. Inside, a heater is fixedly connected to the bottom of the bracket, a support plate is fixedly connected to the right side of the box, and a blower is fixedly connected to the top of the support plate. The present invention relates to the technical field of lithium batteries. The electrode plate drying device for lithium battery manufacturing solves the problem of uneven drying of the traditional electrode plate drying device for lithium battery manufacturing, improves the drying effect of the electrode plate, improves the work efficiency of the staff, and meets the effect of the user.

The invention provides an adjustable voltaic arc welding system with additional magnetic field. The welding system adopts the principle of electromagnetism. The output end of a powering device is connected with a coil, and when the power supply is turned on, a strength-controllable magnetic field is added during the welding process. Under the action of the magnetic field, the vibrating and stirring function is carried out to a smelting pool, and therefore the crystallization state of welding grains is changed, the grains are refined, and uniformity of the crystallization is improved. Crystallization crack and air hole sensitivity can be lowered, and welding quality is improved comprehensively. Luolun magnetic force can be generated for welding voltaic arc plasma to rotate the welding voltaic arc, change characteristics of the welding voltaic arc and affect shaping of the welding voltaic arc. Fastening parts such as bearings and bolts are used for fixing the additional magnetic field device to a welding gun, and therefore the whole additional magnetic field device can synchronously move with and rotate around the welding gun. Through motor driving and gear cooperating, the effect ofadditional system rotating around an axial is achieved, the rotating speed changing or variable speed rotation motion can be achieved.

The invention relates to a foldable laptop radiator, which comprises a cooling bracket, a first cooling fan, a second cooling fan, a third cooling fan, a fourth cooling fan, a USB (Universal Serial Bus) plug and a switch button, wherein the first cooling fan, the second cooling fan, the third cooling fan and the fourth cooling fan are installed on the cooling bracket; the USB plug is imported out from the cooling bracket; and the switch button is arranged on one end of the cooling bracket. The foldable cooling bracket is utilized, side wing brackets are flexible and can be folded with lateral brackets at an angle of 90 degrees, the lateral brackets can be folded at an angle of 180 degrees, and therefore, the foldable laptop radiator is convenient in carrying. Fans on two sides are used for driving air to horizontally flow to enlarge an air flowing range, and the positions of the fans can be regulated to meet the cooling requirements of the laptops of different models.

The invention relates to the technical field of electrical engineering. The invention further discloses a power distribution cabinet heat dissipation device based on the centrifugal principle. The cabinet comprises a cabinet body, a dust baffle is fixedly connected to the interior of the cabinet body; an air inlet hole is formed in the dust baffle; a fan cover is fixedly connected to the interiorof the cabinet body; an air outlet hole is formed in the surface of the fan cover; a motor base is fixedly connected to the interior of the air outlet hole; a motor shaft is movably connected to the interior of the fan cover; a cover plate is fixedly connected to the outer part of the motor shaft; a rotating plate is fixedly connected to the outer part of the cover plate; fan blades are fixedly connected to the outer part of the rotating plate; through cooperative use of the rotating plate and the fan blades, the air flowing speed is increased, the air flowing speed in the power distribution cabinet is further increased, the heat dissipation effect is improved, normal operation of electrical elements in the power distribution cabinet is ensured, the service life of the electrical elementsin the power distribution cabinet is prolonged, and the maintenance cost of equipment is reduced.

The invention discloses a method for reducing auxiliary material consumption of an electric furnace oxidation method, and belongs to the technical field of metallurgy. A blowing process is additionally arranged after a melting process of a traditional electric furnace oxidation method, and the blowing process comprises the steps that a bottom blowing gas mode is adopted in the smelting process, N2 blowing is adopted from the beginning of blowing to the 1 / 3 stage, CO2 blowing is adopted from the 1 / 3 stage to the 2 / 3 stage of blowing, and CO2 and Ar mixed gas blowing is adopted from the 2 / 3 stage of blowing to the beginning of tapping. In the blowing process, through the stirring effect of bottom blowing gas, the circulating flowing speed of molten steel in an electric furnace molten pool is increased, the flowing range is expanded, and therefore the uniform mixing time of temperature and components is shortened. Through bottom blowing, flux and auxiliary materials added in all stages of electric furnace smelting are rapidly molten and subjected to slagging, impurities in molten steel are rapidly removed, the utilization rate of the auxiliary materials is increased, and the problem that in the prior art, too many auxiliary materials are consumed through the electric furnace oxidation method is effectively solved.

The invention discloses a continuous conveying double-face air drying device for eel roasting. The continuous conveying double-face air drying device comprises a conveying device, an air blowing device, an air drying bin and a filtering device; the conveying device is used for feeding eels needing to be subjected to air drying into the air dying bin, and hot air blown out from the air blowing device conducts air drying treatment on the eels in the air drying bin after being filtered by the filtering device; the air drying bin comprises an air purifying and filtering bin and an air drying mainbin; the filtering device is arranged in the air purifying and filtering bin and comprises a feeding roller, a filter felt and a winding roller; and the air drying main bin is internally provided witha gear ring, a planet gear, a center shaft and a connection rod, the planet gear is provided with a protrusion, and the protrusion can rotate into guide grooves of a four-corner rotation piece and drive the four-corner rotation piece to do angular motion. The invention further discloses an eel air drying method. The continuous conveying double-face air drying device for eel roasting and the eel air drying method have the advantages that feeding is conducted, the air drying continuity is high, automatic turning over can be achieved, and the air drying cleanliness is high.

The invention relates to the technical field of electronic products, and discloses a heat dissipation and dustproof device for projectors that is beneficial to the principle of centrifugal force. Air intake holes, the two sides of the inner casing are provided with air outlet holes, the inside of the outer casing is fixedly connected with a suction fan, the top of the suction fan is fixedly connected with an air inlet channel, and the top of the air inlet channel is fixed An adsorption layer is connected, the outside of the adsorption layer is fixedly connected with an air inlet partition, the two sides of the suction fan are fixedly connected with an air outlet, and the outside of the air outlet is fixedly connected with a liquid storage box, and the liquid storage The inside of the box is fixedly connected with a partition net, which can achieve the effect of preliminary dust removal through the cooperation of the air inlet net and the adsorption layer, and prevent the fan from inhaling large particles of dust in the air, so as to remove dust from the air entering the projector. Effect.

The invention belongs to the technical field of part production equipment, and particularly discloses a part cooling device. The device comprises a cooling chamber, a cooling water pipe is fixed in the cooling chamber, and a mist spraying unit, an ejecting unit and a conveying unit are further included, the conveying unit comprises a driving wheel, a driven wheel, a driven shaft and a conveying belt, a turbine is rotatably connected in the cooling water pipe, and is coaxially connected with a transmission shaft, the transmission shaft is fixed to the driving wheel, the driving wheel is coaxially connected with a first gear, the ejecting unit comprises a piston cylinder and a second gear, a plunger is in sliding connection into the piston cylinder, a first spring is connected between the plunger and the piston cylinder, an inclined face is arranged on the lower surface of the plunger, a push rod is in sliding connection to the side wall of the piston cylinder, an exhaust pipe is connected with the lower portion of the piston cylinder, the mist spraying unit comprises a mist spraying cylinder, a pressure column is in sliding connection into the mist spraying cylinder, and a conical mist spraying pipe is connected to the mist spraying cylinder. Through the cooling device, the bottoms of parts can be effectively cooled, and the cooling effect is improved.

The invention discloses a prestressed steel cable concrete mixing silo which comprises a silo body, a plurality of gear rings for the silo body to rotate are arranged on the outer wall of the silo body, driving gears for driving the gear rings are arranged on the outer walls of all the gear rings, a mixing shaft is arranged in the silo body, and a plurality of mixing blades are arranged on the peripheral wall of the mixing shaft. According to the concrete stirring device disclosed by the invention, the cutter blocks are arranged in the stirring blades, and the sliding rods are connected to realize sliding connection between the cutter blocks and the inner cavities of the stirring blades, so that when the stirring blades rotate around the stirring shaft under the driving of the motor, the cutter blocks slide out under the action of centrifugal force to stir, and meanwhile, the cutter blocks can smash concrete blocks; and a spring is further arranged between the cutter block and the stirring blade, so that the cutter block can be retracted under the action of the spring when the motor stops rotating, the cutter block is prevented from being corroded and damaged due to long-time exposure, the service life of the device is prolonged, and the replacement cost and manpower are reduced.

The invention belongs to the technical field of microbiological detection methods, and particularly relates to a microbiological separation and detection method capable of improving the flow range control of a subsequently dropwise added culture solution. The method comprises the following steps: 1, diluting a microbial suspension, and mixing a small amount of diluent with an agar culture medium; 2, uniformly shaking the mixture to prepare a bacteria-containing agar plate; step 3, dropwise adding a culture solution to the local part of the bacterium-containing agar plate at intervals through liquid dropping culture equipment to form dispersed single bacterial colonies, shaking the base station fixing plate in a small range through a shaking assembly, and diffusing the range of the culture solution; 4, selecting bacterial colonies, and performing purification culture; the liquid dropping culture equipment comprises a culture box, cover plates, a frame opening, a light-transmitting plate, sealing frames, rubber strips, a material conveying pipe and a base station fixing plate, the cover plates are installed on the two sides of the culture box, the frame opening is formed in the top of the culture box, the light-transmitting plate is installed on the frame opening, and the sealing frames are symmetrically connected to the two sides of an opening in the upper side of the light-transmitting plate in a sliding mode.