72results about How to "Avoid precipitation" patented technology

The invention discloses a self-control fish feed feeding device capable of reducing pollution for a reservoir. The device comprises a main body box, wherein a lifting cavity with a downward opening isformed in the main body box; an annular floating block positioned on the outer side of the lifting cavity is fixedly connected to the lower end face of the main body box; a waste through cavity is communicated with the left side of the lifting cavity; a waste cavity is communicated with the left side of the waste through cavity; and a feeding box which can be slidably and cooperatively connectedwith the lifting cavity is arranged in the lifting cavity. Through the design of the liftable feeding box, the feeding box is positioned on the upper side of the water surface during non-feeding time,the situation is avoided that feed is soaked in water for a long time and accordingly water eutrophication is caused, and meanwhile the situation can also be avoided that feed precipitation is causedby direct feeding; and after feeding is completed each time, waste is scraped off through a scraping plate, whether or not the waste is left is judged through a contact sensor, accordingly the heightof an abutting plate is adjusted, the feeding amount of the next time is adjusted, the feeding amount is adjusted in real time, and the situation is avoided that the feeding amount is too large or too small due to fish flow.

The invention discloses a dewatering well pump drainage automatic control system and relates to the technical field of building construction. The key points of the technical scheme are as follows: thedewatering well pump drainage automatic control system comprises a plurality of single well dewatering well control systems, a regional dewatering well centralized sub-control system and a dewateringmaster control system, wherein the single well dewatering well control systems are used for carrying out dewatering operation, monitoring the underground water level elevation, water level decreasingamplitude and the water yield of the dewatering well; the regional dewatering well centralized sub-control system is used for controlling the single well dewatering well control systems and receivingthe signals monitored by the single well dewatering well control systems; the dewatering master control system is used for receiving and analyzing signals of the underground water level elevation, water level decreasing amplitude and the water yield of all dewatering wells, and displaying the underground water level elevation, water level decreasing amplitude and the water yield of each dewatering well on the site; and the dewatering master control system controls to start or stop the dewatering operation of the single well dewatering well control systems according to the analyzing result. The dewatering well pump drainage automatic control system avoids the situation that a foundation pit is insufficient in dewatering and drainage depth and dewatering of the foundation fit is not in time.

The invention discloses a spraying device for jewel case production. The spraying device comprises a box body, the right side of the top of the box body is fixedly connected with a spraying material box, the top of the box body is fixedly connected with a water pump, a water inlet of the water pump fixedly communicates with the spraying material box, a water outlet of the water pump fixedly communicates with an elastic hose, and the left side of the top of the box body is fixedly connected with a forward and reverse rotating motor. Pigment in an inner cavity of the spraying material box can bestirred through cooperative use of the spraying material box, the first motor, a stirring rod and a stirring blade, and thus the pigment is prevented from precipitating; the height of a spraying guncan be adjusted through cooperative use of the forward and reverse rotating motor, a threaded sleeve, a fixing plate, a limiting groove and the spraying gun; the purposes that a jewel case rotates andthus the pigment can be sprayed uniformly can be achieved through cooperative use of a second motor, a rotating shaft and a rotating disc; and the spraying device for jewel case production has the advantages that operation is easy to implement, the height can be adjusted, the spraying effect is good, and the working efficiency of users is improved.

The carrier chemical modification treatment equipment comprises a mixing box, a rotating shaft is rotationally connected to the top of the mixing box, a stirring motor is arranged on the outer wall of the top of the rotating shaft, a liquid inlet and a feeding port are formed in the two sides of the stirring motor, and a plurality of stirring shafts are fixedly connected to the outer wall of the rotating shaft; a mounting plate is fixedly connected to the interior of the rotating shaft, a main shaft is rotatably connected to the outer wall of the mounting plate, a rotating motor is arranged on the outer wall of the top of the main shaft, a plurality of first bevel gears are fixedly connected to the outer wall of the main shaft, and the outer walls of the first bevel gears are engaged with a plurality of second bevel gears; the second bevel gears are fixedly connected to the outer wall of one side of the auxiliary shaft. When the moving belt moves, the plurality of stirring plates on the moving belt move from bottom to top, so that a compound moving towards the center can be stirred to the outer ring, and the compound and liquid can be fully and uniformly mixed.

The invention discloses printing equipment for textile fabric production. The equipment comprises a control console, supporting plates, a top plate, a push rod box, an electric push rod, a drive plate, stepping motors, drive belt wheels, transmission belts, driven belt wheels, transmission shafts, supports, rotating rollers, fixing plates, open holes, positioning frames, limiting plates, metal rods, a fuel box, a limiting net, a rotating sealing bearing, a transmission column, stirring blades, a stirring motor, a machine frame, a drainage valve and a drainage pipe. The two stepping motors drive a fabric to reciprocate. After the fabric is soaked with dye, printing can be performed evenly, and the printing efficiency is improved. By arranging a drive motor, in the fabric printing process, the dye is stirred, dye precipitation can be avoided, and therefore the fabric printing effect is affected. Two ends of the fabric can be fixed through the positioning frame, the fabric can be prevented from being disengaged, and therefore the fabric dyeing work can be more completely performed.

The invention discloses a slurry stirring device for a lithium battery electrode. The device comprises a vacuum pump, a first stirring shaft, an air exhaust head, a barrel cover, stirring wings, a stirring barrel, a discharging valve discharging head, a base, a second motor, a hydraulic pump station, a spring, a damper, a bottom plate, an arc-shaped steel disc, universal wheels, a first hydrauliccylinder, a mounting plate, a damping plate, a vertical plate, a second stirring shaft, a second stirring rod, scrapers, a first stirring rod, a second hydraulic cylinder, an air pipe, a top plate, afirst motor, a clamping ring, a pressure relief pipe, a pressure relief valve, a pressure meter and a groove. The slurry stirring device comprises a first stirring mechanism and a second stirring mechanism, so that raw materials are uniformly stirred, precipitate of the raw materials is avoided, stirring of the raw materials is facilitated, stirring time is shortened, vertical force generated by vibration is reduced by the damper and the arc-shaped steel disc when the device runs, vibration generated in running of the device is greatly reduced, so that noise is reduced, and reduction of noisepollution is facilitated.

The rotary whitewashing device comprises a connecting bottom plate, a plurality of mounting blocks are fixedly connected to the side wall of the connecting bottom plate, a pair of supporting vertical rods are fixedly connected to the surface of the connecting bottom plate, sliding rings are movably arranged on the surfaces of the supporting vertical rods, and an arc-shaped supporting plate is arranged on one side of each sliding ring; the outer wall of the arc-shaped supporting plate is fixedly connected with a welding rod, the welding rod is fixedly connected with the surface of the sliding ring, the inner wall of the arc-shaped supporting plate is provided with a pair of limiting grooves, the limiting grooves are symmetrically formed, a buffer plate is arranged between the limiting grooves, and one end of the movable shaft abuts against the side wall of the buffer plate; compared with the prior art, through deformation of the elastic extrusion cavity, the internal pressure intensity of the elastic extrusion cavity can be changed, the flow speed of whitewashing liquid can be changed, the surfaces of trees can be sprayed according to different conditions, uniform spraying of the surfaces of the trees can be guaranteed, and the situation that the surfaces of the trees are sunken, so that whitewashing is locally omitted is reduced; and the uniformity of the coating can be ensured.

The invention discloses an antibacterial and disinfectant ultra-soft floor wet wipe and a preparation method thereof. Antibacterial and disinfectant liquid prepared by uniformly mixing cetyl pyridinium chloride, phenoxyethanol, glycerol, benzalkonium chloride, chamomile extracting solution, olive oil, citric acid and deionized water has god sterilization and disinfection effects; meanwhile, a carding fiber net, a modified hot melt fiber net, a hot rolled fiber net absorption layer and a water absorption fiber layer are subjected to spunlace reinforcement so that the winding of the whole is firm; no layering phenomenon occurs; and a prepared semi-finished product wet wipe has good permeability and softness. The antibacterial and disinfectant liquid at the bottom of a dip dyeing box is pumped by a water pump and is discharged to a connecting pipe through a liquid extraction pipe; the antibacterial and disinfectant liquid enters a liquid discharging pipe through the connecting pipe; an output shaft of a second motor drives a driving shaft to rotate; the driving shaft drives a shaft sleeve arranged on the surface to rotate; the shaft sleeve drives a stirring rod to stir the antibacterial and disinfectant liquid; and meanwhile, a scale removal pad is driven to remove scales on the inner wall of the liquid discharging pipe.

The invention relates to the field of vegetation restoration devices, in particular to a disease and pest vegetation treatment device. The device comprises a box, wheels, a cleaning structure, a limiting structure, a feeding structure, a deinsectization structure and a stirring structure. When the device walks on disease and pest vegetation, that is, the wheels rotate, the cleaning structure can be synchronously driven to work, fallen leaves and branches attached to the vegetation can be cleaned away through work of the cleaning structure, and therefore dry branches and fallen leaves on the vegetation can be cleaned away in time, and the attractiveness of the garden vegetation is prevented from being affected by the dry branches and fallen leaves; through the arrangement of the limiting structure, it can be guaranteed that the dry branches and fallen leaves are raked up, the cleaning structure can synchronously drive the feeding structure to work while working, through work of the feeding structure, the dry branches and fallen leaves raked up by the cleaning structure can be lifted and collected, and therefore the dry branches and fallen leaves can be conveniently collected; and when the cleaning structure collects the dry branches and fallen leaves, the deinsectization structure can be synchronously driven to work.

The invention discloses oil supply equipment of a numerical control machine tool. The oil supply equipment comprises an equipment main body, a cover plate, a motor and an electronic oil pump; the bottom of the equipment main body is fixedly connected with a base; the cover plate is arranged at the top of the equipment main body; a feed port is embedded in the top of the cover plate; a mounting plate is connected to the right side of the equipment main body through a welding mode; the motor is fixedly connected to the right side of the mounting plate; a stirring rod is connected to the left side of the motor through a shaft rod; and discharge ports are symmetrically distributed on the surface of the equipment main body. In the oil supply equipment of the numerical control machine tool, thestirring rod arranged in the equipment main body is combined with the motor at the external, the motor can be started during cutting oil feeding, and the motor is operated to drive the stirring rod torotate, so that cutting oil in the equipment main body is mixed more uniformly, the precipitation condition is prevented, the overall structure is simple, and the practicability is higher.

The invention relates to the technical field of sizing machines, in particular to a sizing machine for cloth processing. The sizing machine comprises a machine body, a size pressing chamber and a drying room, wherein a fixed seat is arranged at the bottom in the machine body; a V-shaped sizing device is fixedly mounted on the fixed seat; connectors are arranged at the upper parts of the two sides of the V-shaped sizing device; the connectors on the two sides are connected with a size circulating box through a size inlet pipe and a size return pipe respectively; the V-shaped sizing device comprises a fixed part and elastic deflection parts; the elastic deflection parts are arranged on the two sides of the fixed part at the bottom; a servo motor is installed at the top of the machine body; two sections of pull ropes are wound around a winding shaft connected with the servo motor; and the pull ropes are connected with the elastic deflection parts on the two sides. According to the invention, through the V-shaped sizing device, yarn penetrating through the V-shaped sizing device can be evenly dipped in size, the weavability of the yarn is improved, the size in the V-shaped sizing device is in dynamic balance, the situation that the size precipitates is avoided, and meanwhile the tension of the yarn can be rapidly adjusted in the sizing process.

The invention discloses a segment assembly bridge polymer structural adhesive packaging process. In the packaging process, a segment assembly bridge polymer structural adhesive is packaged through packaging equipment, the packaging equipment conveys a barrel body through a conveyor, the segment assembly bridge polymer structural adhesive is conveyed into the barrel body through a filling upper cover mechanism, then a barrel cover is placed on the full-loaded barrel body, and the barrel cover is pressed on the barrel body through a cover pressing mechanism. The automation degree is high, the production efficiency of the segment assembly bridge polymer structural adhesive is effectively improved, moreover, a first positioning mechanism, a second positioning mechanism, a first limiting mechanism and a second limiting mechanism complete positioning or limiting of the barrel body, so that the accuracy in the packaging process is guaranteed, meanwhile, the segment assembly bridge polymer structural adhesive is sheared and uniformly mixed while being conveyed through a rotating spiral lifting shaft, so that the situation that the segment assembly bridge polymer structural adhesive is precipitated due to standing is avoided, and the quality of a packaged product is guaranteed.

The invention discloses an iron casting release agent and a production process thereof, and belongs to the field of iron casting. The release agent comprises the components in percentage by mass: 0.5to 1 percent of graphite, 0 to 0.5 percent of coke powder, 5 to 10 percent of Guangxi white mud, 2 to 5 percent of sericite, 1 to 2 percent of coal slime and 82 to 90 percent of water. The iron casting release agent has the advantages of high adhesion property, high sintering speed, capability of being ceramic after being sintered, capability of spray-coating in the iron casting process and good spray-coating effect, and has low manufacturing cost and extremely good actual use effect. The production process comprises the steps of preparing materials, slurrying, spray-coating and the like. Themanufacturing efficiency of the release agent is high, the proportion of part of the components can be adjusted according to the actual requirement, the flexibility is high, and the release agent canbe rapidly solidified and sintered after being spray-coated on an iron casting die.

The invention discloses a heavy-duty epoxy coating formulation and a preparation method thereof. The heavy-duty epoxy coating formulation comprises, by mass, 35-40 parts of epoxy resin, 28-32 parts ofa curing agent, 10.5-12 parts of iron oxide red powder, 1.5-1.8 parts of titanium dioxide, 20-25 parts of high-calcium powder, 15-18 parts of kaolin, 15-18 parts of sericite powder, 2-2.5 parts of bentonite, 17.8-20 parts of a solvent, 0.35-0.4 part of a dispersing agent, 0.35-0.4 part of an antifoaming agent, 0.28-0.32 part of a leveling agent and 0.28-0.32 part of a silane coupling agent. The heavy-duty epoxy coating is great in resistance to acid, alkali and chemical corrosion and excellent in corrosion resistance and sag resistance, so that after-coating attractiveness can be guaranteed.In addition, the coating is in a fake thick state and capable of preventing precipitation of solid pigments and filler (such as high-calcium powder) in the coating in long-term placement.

The invention discloses an automatic defrosting device for a freezer, and relates to the technical field of freezers. The automatic defrosting device for the freezer comprises the freezer, wherein a first shell is fixedly connected to the top of the freezer, a defrosting mechanism is arranged on one side of the freezer, a collecting box is fixedly connected to one side of the freezer, a cleaning mechanism is arranged in the freezer, a processing mechanism is arranged on the first shell, a second shell is arranged in the first shell, the inner wall of the first shell is fixedly connected with afixed transverse column, and a coil pipe is arranged in the second shell. According to the device, an air cooler body can be subjected to defrosting treatment through spraying treatment, compared with pure inflow water, strong brine has higher freezing point temperature, so that frosting is prevented, the refrigeration effect is indirectly improved, and the frosting in the freezer is avoided; anda hot gaseous condensing agent is poured into a cavity, so that the air temperature of the first shell and the second shell can be raised again, and frosting layers on the surfaces of the first shelland the second shell are melted or peeled off.

The invention discloses a raw material mixing apparatus of printing dye. The raw material mixing apparatus comprises a supporting framework, side edge rods, a handle and a mounting seat, wherein an electric telescopic column is installed inside the left side of the supporting framework, one end of a connecting plate is connected with the interior of the supporting framework by virtue of a connecting slide block, the top of a top plate is provided with a motor, the side edge rods are symmetrically fixed on two ends of a connecting shaft, the handle is connected with the side edge rods in a penetrating manner, two sides of a stirring shaft are symmetrically connected with a stirring blade in a welding manner, the mounting seat is connected to the outer bottom of a mixing barrel, the lower two sides of the mounting seat are symmetrically connected to a stand column, the outer surface of the right side of the supporting framework is provided with a penetrating groove, and a mounting grooveis reserved in the center of the upper surface of the mounting seat. By adopting the raw material mixing apparatus of the printing dye, the mixing barrel can be taken out from the mounting seat afterthe raw materials inside the mixing barrel is completely stirred, no external storage apparatus is used for slowly receiving the material from a discharging pipe, and the mixing barrel can be directly used as a storage apparatus.

The invention discloses a high-breathability protective garment and a production method. According to the protective garment, the waterproof effect of a fabric can be effectively improved through a waterproof agent prepared from polyvinyl alcohol, organosiloxane, paraffin and the like; meanwhile the antibacterial effect of the fabric can be effectively improved through an antibacterial solution prepared from isopropyl alcohol, nano-zinc oxide and polyethylene glycol; the protective effect of the fabric can be effectively improved through preparation of a graphene oxide solution; the prepared fabric has good air permeability through preparation of a finishing liquid; and according to GB/T5453-1997 measurement, the air permeability of the high-air-permeability protective garment is 376-391 L/m<2>.s. Meanwhile, the invention discloses gluing equipment. According to the gluing equipment, an adhesive can be effectively homogenized before being sprayed out, so that the situation that the adhesive is deposited after being stored in an adhesive storage chamber for a long time is prevented; and meanwhile, the adhesive can be sprayed on two fabrics through an adhesive spraying head, so that the spraying efficiency is high.

The invention discloses a shoemaking device, and relates to the field of shoemaking; the shoemaking device comprises supporting side plates; supporting vertical rods are vertically and downwards welded on the bottom surfaces of the supporting side plates; the inner side edges of the supporting side plates are fixedly connected with sleeving bearings in a clamped mode; an inserting rod is horizontally inserted into the inner side edge of each sleeving bearing; a control panel is obliquely welded to the side edge of one supporting side plate. A material conveying belt is horizontally arranged onthe side edge between the supporting side plates. Material clamping plates are uniformly welded on the outer side edge of the material conveying belt; a blanking inclined plate is horizontally connected to one end of one supporting side plate through bolts; supporting transverse plates are vertically and upwards welded on the top surfaces of the supporting side plates; the top surfaces of the supporting transverse plates are horizontally welded to a top box body. The device is simple in design structure and convenient to operate, the gluing efficiency is greatly improved through the batch type smearing design, meanwhile, structural glue is conveyed more directly through the integrated design of the glue box, and the situation that the glue is hardened due to long-distance conveying is avoided.