50results about How to "High shear force" patented technology

The invention relates to an emulsifying and mixing device, in particular to an emulsifying device for preparing a defoaming agent. The technical problems that according to an existing emulsifying device, the shearing force of stirring equipment is inconvenient to adjust according to the state of raw materials, granular raw materials are prone to being accumulated on mixing blades, materials on the inner side wall of an emulsifying barrel are inconvenient to scrape off, and then the mixing and emulsifying effect is poor are solved. The emulsifying device for preparing the defoaming agent comprises a bottom frame, a fixing ring, an emulsifying barrel and the like, a fixing ring is mounted on the bottom frame, and an emulsifying barrel is mounted on the fixing ring. When raw materials are primarily mixed, the angles of the mixing blades are approximately parallel to the surfaces of the raw materials, so that the shearing force can be reduced, the raw materials can penetrate through the fixing holes, the area of the surfaces of the mixing blades directly impacted by the raw materials can be reduced, the shearing force is further reduced, and meanwhile, accumulation of the raw materials on the mixing blades is avoided; raw material deposition on the mixing blades is reduced, and uneven stirring caused by the fact that granular raw materials are attached to the mixing blades is avoided.

The utility model provides a butyraldehyde-butanol mixture preparation system, which comprises a high-pressure reactor, a high-pressure reactor, a high-pressure reactor and a high-pressure reactor, wherein a partition plate is arranged in the middle of the high-pressure reactor; a first reaction zone is arranged above the partition plate, a second reaction zone is arranged below the partition plate, and catalyst inlets are formed in the side walls of the first reaction zone and the second reaction zone; a propylene inlet and a carbon monoxide inlet are formed in the side wall of the first reaction zone; a first bubble crushing unit is arranged in the first reaction area; a mixed gas inlet is formed in the side wall of the second reaction area; and a second bubble crushing unit is arranged in the second reaction area. The system disclosed by the utility model is simple in overall structure, and butyraldehyde-butanol is prepared by arranging the two reaction areas, so that the reaction efficiency is improved; meanwhile, the bubble crushing unit is arranged in the high-pressure reactor, so that the phase boundary mass transfer area of gas and liquid phases can be increased, the gas utilization rate and the reaction efficiency are improved, the energy consumption and the raw material loss are reduced, and the operation process is simplified.

The invention discloses a high-shear dynamic mixing reaction device for preparing flexible particles and a dynamic treatment process, and relates to the technical field of preparation of battery raw materials, and the process is characterized in that a flexible particle material for a battery is prepared in a compact space by adopting a pulsating stress dynamic processing method on the basis of an existing chemical formula. Performance obtained by a material formula and performance obtained by pulsating stress dynamic processing are mutually complemented to form an organic whole, the reaction device comprises a barrel, a feeding port is formed in the top of the barrel, a discharging port is formed in the bottom of the barrel, and a kneading and turning mixing mechanism is arranged, rotation of a stirring shaft is used as driving force of a sliding block, so that the material formula and the pulsating stress dynamic processing are combined, and the material formula and the pulsating stress dynamic processing are combined. The sliding block slides in the fixed sleeve in a reciprocating mode, upward and downward pressure is provided for materials in the barrel, the triangular fins are arranged on the baffles in a matched mode, the tips of the triangular fins can provide better shearing force for material particles rotating moderately, the materials are continuously kneaded and turned over and tend to be round, and carbon coating can be more uniform.

The present invention discloses a double-drill-bit building wall drilling device, including a shell, a power device, a cooling device and a drilling device, characterized in that a power device is provided at one end of the shell, a cooling device is provided at one side of the power device, a drilling device is connected to one side of the cooling device, and the drilling device includes a first transmission mechanism and a drilling mechanism. Beneficial effects: When the power device is running, the drilling device is driven to drill holes in the wall, and the cooling device is used to cool the drilling device while drilling holes, so that the temperature of the drilling device is prevented from being too high and damaged, and the service life of the machine can be effectively extended. When the power device is running, the drilling mechanism is driven to run through the first transmission mechanism, and the wall is drilled through the coaxial reversal of drill bit 1 and drill bit 2.

The invention relates to the technical field of atomization devices, and discloses carbonyl iron powder atomization pyrolysis equipment with an atomization nozzle structure, the carbonyl iron powder atomization pyrolysis equipment comprises a collector, the collector is located at the bottom end of the inner wall of a pyrolysis machine and used for collecting iron powder particles, and an atomization nozzle is located above the collector. According to the invention, by arranging the adjusting piece and the blades, high-speed airflow rotates to form a special flow field, liquid hydroxyl iron is more fully mixed with gas under the action of centrifugal force and the rotating airflow after entering the flow field, and the gas can more uniformly apply acting force to liquid due to the full mixing of the gas and the liquid, so that liquid drops are further refined, and the atomization quality is improved; the edge effect that liquid drops are distributed unevenly may occur during spraying in the edge area, the liquid drops in the edge area can be distributed more evenly through rotating airflow generated by the blades, the difference between the spraying amount and the liquid drop distribution of the edge area and the center area is reduced by adjusting the motion trails of the airflow and the liquid drops, and the overall spraying uniformity is improved.

The invention relates to the technical field of high-concentration ammonia nitrogen wastewater treatment, and discloses a device and a method applied to anaerobic ammonia oxidation strain enrichment culture, the device comprises a biological reaction tank, a heater, an online monitoring probe and a filter element arranged in the biological reaction tank, the on-line monitoring probe is used for monitoring the pH value, the temperature value and the dissolved oxygen content in the biological reaction tank; the heater is used for heating the biological reaction tank, the biological reaction tank is provided with a water inlet and a water outlet, the filter element is used for enriching anaerobic ammonia oxidation granular sludge in the biological reaction tank, and a liquid outlet of the filter element is communicated with the water outlet. According to the scheme, bacterial sludge is enriched through the filter element, and the retention time of the bacterial sludge is furthest realized, so that the deamination treatment load of the device is improved; the device has the advantages of high effective volume utilization rate and stable effluent quality, and is widely applicable to denitrification treatment of industrial wastewater with high ammonia nitrogen, low carbon nitrogen ratio and high suspended solids.

The invention relates to the technical field of catalyst production, and particularly discloses a reaction device for catalyst production, which comprises a shell and a driving mechanism, a stirring mechanism engaged with the driving mechanism is rotatably connected in the shell to stir materials, an adjusting mechanism is arranged on the stirring mechanism, and the adjusting mechanism is rotatably connected with the shell. The stirring mechanism comprises a rotating assembly, a stirring assembly I, a stirring assembly II, a stirring assembly III and a plurality of groups of limiting assemblies; according to the reaction device for catalyst production, in the process that the material liquid level moves downwards, the adjusting mechanism drives the first stirring assembly to move downwards, meanwhile, the first stirring assembly drives the second stirring assembly to move downwards, and under the action of the limiting assembly, the inclination angles of the first blade plate and the second blade plate can be changed, so that the first blade plate and the second blade plate are gradually converted into the vertical state; the second stirring assembly extrudes the third stirring assembly in the downward moving process, so that the inclination angle of the third blade plate is changed, the first blade plate, the second blade plate and the third blade plate are all in a vertical state, and the shearing force on materials is increased.

The application relates to an ink raw material grinding device, belonging to the field of grinding equipment, which comprises a grinding cylinder, a plurality of outer rings, a plurality of inner rings and two driving assemblies, the grinding cylinder is horizontally arranged, the outer rings and the inner rings are coaxially arranged with the grinding cylinder, the inner rings are located on the inner side of the outer rings, the inner rings and the outer rings are axially staggered, the outer rings and the inner rings are provided with waist-shaped holes, the outer rings are connected through first connecting rods, the inner rings are connected through second connecting rods, the outer circumferential surface of the outer rings is provided with outer flow guides, the inner circumferential surface of the inner rings is provided with inner flow guides, the outer rings and the inner rings divide the inner cavity of the grinding cylinder into an outer cavity and an inner cavity, the axial gap between the two outer rings and the axial gap between the two inner rings jointly form a through channel, the two driving assemblies drive the outer rings and the inner rings to rotate around the axis of the grinding cylinder, and the rotating directions of the outer rings and the inner rings are opposite. The application can improve the grinding effect.

The present invention discloses an adjustable vibration damping rotor, comprising a rotor mechanism and a rotating shaft arranged coaxially, wherein the rotating shaft is installed in the rotor mechanism, wherein the rotor mechanism comprises an injection molded part, multiple groups of outer rotor cores, multiple groups of permanent magnets, an inner rotor core and an elastic member, wherein the multiple groups of outer rotor cores and the multiple groups of permanent magnets are spaced and arranged circumferentially, wherein the inner rotor core is sleeved between the multiple groups of outer rotor cores and the multiple groups of permanent magnets distributed circumferentially, and the multiple groups of outer rotor cores and the multiple groups of permanent magnets are embedded in the injection molded part. The present invention can rotate from the installation cavity to the installation cavity through the outer extension block, and the inner buckle part and the inner rotor core are in contact with the elastic member with the maximum area, and the elastic member can be firmly adhered to avoid separation, and since the outer extension block is blocked by the transverse bars and the longitudinal bars on all sides, and is covered by the elastic member, a good vibration damping effect is achieved and excessive shear force is avoided.

The invention relates to the technical field of handheld manual tools, in particular to a handheld manual tool for sheet cutting, which comprises a cutter body, a lower cutter wheel assembly and an upper cutter wheel assembly, the lower cutter wheel assembly and the upper cutter wheel assembly are assembled on the cutter body in a rotatable mode, and the upper cutter wheel assembly and the lower cutter wheel assembly form a shear opening facilitating shearing by adjusting the relative positions of the lower cutter wheel assembly and the upper cutter wheel assembly in the radial direction. According to the cutter, the lever principle is applied to cutting of a thin plate object, the cutter body is manually pushed, the upper cutter wheel and the lower cutter wheel fixed to the bearing rotate, the rotating torque of the upper cutter wheel and the lower cutter wheel generates shear force on the cut position of the thin plate, and when the shear force acting on the cut position of the thin plate reaches the cut yield strength of the thin plate, the thin plate is cut. The thin plate is cut; the invention is an effective supplement to the traditional electric and manual sheet cutting mode and method.

The utility model discloses a steel beam connecting piece with an anti-seismic buffering structure, and relates to the technical field of steel beam connecting pieces, the steel beam connecting piece comprises a plurality of stand columns, the tops of the plurality of stand columns are fixedly connected with buffering assemblies, and the bottoms of the plurality of stand columns are fixedly connected with anti-seismic assemblies; the lower pier base is fixedly connected with a foundation of the steel structure building, when the steel structure building shakes due to the influence of the outside, the lower pier base is firstly influenced and drives the multiple thin steel plates and the multiple thin rubber plates to conduct shearing motion, and the multiple thin steel plates and the multiple thin rubber plates are distributed in a staggered mode; the thin steel plates can increase the overall bearing capacity of the anti-seismic assembly, and the anti-seismic assembly is prevented from collapsing and being damaged due to the fact that a steel structure building is too heavy; in addition, the thin steel plates isolate the thin rubber plates, the friction force of the thin rubber plates can be reduced, the thin steel plates and the thin rubber plates can generate large shearing force, the overall transverse deformation capacity of the anti-seismic assembly is improved, and then vibration borne by the stand column is reduced.

The present invention discloses a ring-type elastic metamaterial structure with medium and low frequency vibration reduction characteristics, a bottom surface is provided on one side of a solid circular ring structure, and multiple layers of circular rings are arranged periodically from the inside to the outside along the radius direction of the solid circular ring structure on the bottom surface, a trunk portion is provided in the innermost circular ring, and four wedge-shaped blocks are arranged at intervals on the outer side of each layer of circular rings, and the trunk portion is connected to the wedge-shaped blocks on each layer of circular rings through four columnar structures to form a radial elastic structure, and the radial elastic structure extends outward from the innermost circular ring and is connected to the side wall of the outermost circular ring to form a ring-type elastic metamaterial structure with medium and low frequency vibration reduction characteristics. The present invention forms a partially hollowed structure by connecting the radial elastic structure with the solid circular ring structure, and can provide excellent vibration reduction characteristics in medium and low frequency environments.

The invention discloses wastewater treatment equipment and a traditional Chinese medicine decoction piece production wastewater treatment process, and relates to the field of sewage treatment equipment. The telescopic driving assembly can drive the cross connecting rod to contract or unfold, so that the cross connecting rod drives the folded plates to synchronously contract or unfold, the folded plates can be moved and adjusted according to the wastewater flow, the adjacent folded plates are located at a proper flocculation distance, and the flocculation effect is improved by adjusting the distance between the folded plates. According to the device, the flocculation treatment effect of the flocculation basin on wastewater with different flows can be ensured, meanwhile, all folded plates can be synchronously moved and adjusted through contraction of cross connecting rods during adjustment, so that the adjustment process of the folded plates is more convenient and quicker, and after the distance between the folded plates is adjusted, a plurality of lifting locking assemblies can be driven by a lifting driving assembly to synchronously descend, so that the flocculation treatment effect of the flocculation basin on wastewater with different flows is ensured. When the lifting locking assemblies move downwards, the corresponding sliding supporting assemblies can be locked and fixed on the top surfaces of the friction locking strips, so that the corresponding folded plates are locked, and the mounting stability of the folded plates in the flocculation basin is improved.

The application relates to the field of sewage pumps, in particular to a novel flow control submersible sewage pump, which comprises a pump body, a rotating shaft arranged in the pump body and an impeller fixedly installed on the rotating shaft, and the bottom end of the pump body is fixedly connected with a sealing cylinder; the bottom end of the sealing cylinder is provided with a screening and dividing assembly, the screening and dividing assembly is used for screening and preliminary dividing of garbage in sewage, and the screening and dividing assembly comprises a screening cylinder fixedly connected with the bottom end of the sealing cylinder, and a dividing cutter capable of moving up and down to cut is arranged in the screening cylinder. The screening and dividing assembly is arranged, so that when the sewage pump is used, the screening cylinder can screen garbage, garbage with a larger size cannot enter the screening cylinder, garbage that can enter the screening cylinder can stay in the screening cylinder for a short time, the garbage is preliminarily divided by the rotating dividing cutter, the size of the garbage is reduced, the pressure of subsequent crushing treatment of the garbage is reduced, and the garbage is conveniently discharged subsequently.

The invention discloses pin-free spine basket forceps which comprise a basket forceps body, the basket forceps body comprises a rear-end fixed handle and a front-end movable handle, the movable handle is rotatably connected with the fixed handle, the front end of the fixed handle is connected with a connecting shaft, the front end of the connecting shaft is connected with an outer pipe, and the front end of the outer pipe is connected with a pin. A fixed head is arranged at the front end of the outer tube, a movable head is rotatably arranged on the inner side of the fixed head without a pin, a push rod penetrating through the connecting shaft and the outer tube is connected to the end of the movable handle, and a push head rotatably arranged with the movable head without a pin is connected to the end of the push rod. Compared with the prior art, the pliers have the advantages that operability is achieved, the front handle is used as a movable handle, and the stability of the pliers in the using process is effectively improved; and usability is achieved, the position of the head push rod moves through a pin-free concave-convex circle matching structure, and compared with traditional pliers using two pins, the pliers have larger shearing force.

The present invention relates to the field of sewage treatment, and in particular to a fully automatic multi-stage separation polluted water treatment system, comprising: a sewage treatment unit, for collecting sewage and sequentially performing coarse filtration, fine filtration and disinfection treatment; a data acquisition unit, for collecting demand information; a drainage monitoring unit, for determining the drainage state according to the effective working time or drainage frequency of different drainage ends, and determining the sewage pretreatment method according to the drainage state; a data analysis unit, for determining the analysis control method according to the difference state of sewage after pretreatment; a control and adjustment unit, for determining the outlet flow state according to the outlet flow change value and the outlet flow detection value, and adjusting the rotation speed according to the outlet flow state, or adjusting the swing period; in the present invention, the sewage treatment parameters are adjusted according to the actual sewage treatment effect, thereby improving the sewage treatment efficiency.

The invention relates to an efficient light and superfine powder mixing and stirring device and method.The efficient light and superfine powder mixing and stirring device is characterized in that a guide cylinder, a first stirring device and a second stirring device are arranged in a lower tank body of a mixing tank, an outer shaft and an inner shaft located in the outer shaft are vertically and rotationally installed on the guide cylinder, and the outer shaft and the inner shaft penetrate through the bottom of the mixing tank; the first stirring device is fixedly connected with an inner shaft at the lower end of the guide cylinder, the second stirring device is fixedly connected with an outer shaft of the guide cylinder and installed at the lower end of the first stirring device, the first stirring device is driven by an outer shaft driving device to rotate and stir materials to move, and the second stirring device is driven by an inner shaft driving device to rotate and stir materials to move. The light superfine powder mixing device has the advantages that the mixing efficiency of light superfine powder materials is improved through the first stirring device, the second stirring device and the scraping device, the first stirring device can strongly suspend and stir the materials, the first stirring device, the second stirring device and the scraping plate are all driven by the variable frequency motor, the mixing time is shortened, and the mixing efficiency is improved.

The utility model provides a semiconductor packaging structure. The semiconductor package structure includes a substrate for the semiconductor package structure. The substrate for the semiconductor packaging structure is provided with a first surface used for arranging a chip, at least partial area of the first surface is a groove arrangement area, and the groove arrangement area is provided with a plurality of grooves. According to the substrate for the semiconductor packaging structure, the plurality of grooves are formed in the groove setting area, so that when the chip is arranged, the bonding force between the substrate and the bonding glue for bonding the chip can be increased through the grooves, and the bonding force between the chip and the substrate for the semiconductor packaging structure is improved; and the destructive shearing force resistance of the semiconductor packaging product is increased, so that the service life and the reliability of the semiconductor packaging product are improved.

The utility model relates to a fuel cell bonding metal bipolar plate half-cell structure and an electric pile, comprising a water cavity PEN layer which is provided with a plurality of open pores and is arranged between an anode plate and a cathode plate, and each open pore is a channel for three-cavity fluid to enter a corresponding flow field area; the sealing element is arranged on the negative plate; the PEN film is adhered to the anode plate; and the membrane electrode is adhered to the PEN membrane. A water cavity PEN layer is adopted as a gap bridge, so that fluid in three cavities can enter a flow field area, the sealing of the water cavity can be met, and the'double gap bridge defect 'of a metal bipolar plate can be avoided, that is, the stress line for sealing a single cell of a galvanic pile is unique, the sealing element can be prevented from applying large shearing force to the bipolar plate during pile loading, and the probability of sealing failure is reduced; meanwhile, a sealing element structure on one side of the bipolar plate is replaced by a bonding structure, so that the problems of glue overflow, crushing and the like are effectively reduced, and the probability of sealing failure is further reduced; and the number of stacked sheets during stacking can be reduced, and the assembling efficiency is improved.

The invention discloses a sealed type coaxial double-speed stirring reaction kettle, and relates to the technical field of reaction kettles, the sealed type coaxial double-speed stirring reaction kettle comprises a barrel, a rotating shaft is mounted on the barrel, a mounting rack is mounted in the barrel, stirring blades are rotatably sleeved on the mounting rack, the stirring blades are sleeved with a sealing cover, and a linkage mechanism is located in the stirring blades. The linkage mechanism comprises a driving gear, a driven gear and a linkage gear, the linkage gear is meshed with the driving gear and the driven gear by sliding the linkage gear, the driving gear is driven to rotate through rotation of the rotating shaft, then the meshed driven gear and linkage gear are driven to rotate, and the rotating driven gear drives the stirring blades to rotate at the upper end of the mounting frame; the outer diameters of the driving gears of the two linkage mechanisms are different, so that the two stirring blades generate different rotating speeds, and large shearing force can be generated by double-speed stirring, so that uniform mixing of reaction materials and reaction efficiency are promoted, and the problem that uniform mixing and efficient reaction of the reaction materials cannot be guaranteed by a single-speed stirring blade in an existing reaction kettle is solved.

The invention discloses a train wheel tire die forging upper forming device and an assembling method, the device comprises an upper die base and a thermal forming die, the thermal forming die comprises an upper core rod, an upper loop, an upper forming die and a forming ring structure, the upper core rod is movably sleeved with the upper loop, the forming ring structure is a forming ring assembly, and the forming ring assembly is connected with the upper die base. The forming ring assembly comprises a forming inner ring located on the inner side and a forming outer ring located on the outer side, the upper core rod, the upper forming die, the forming inner ring and the forming outer ring are sequentially positioned through step matching structures, and the forming outer ring is fixed to the upper die base through a fastener. The forming ring is of a split type structural design, the forming inner ring and the forming outer ring are combined to form the forming ring assembly, an inner cavity of the forming inner ring abuts against a hot state wheel blank, the forming outer ring only plays a role in fixing and supporting the forming inner ring in the working process, the forming outer ring in the forming ring assembly is long in service life and does not need to be replaced frequently, and the die cost is reduced.

An emergency wire cutter to prevent inter-core short circuits includes pliers with two jaws, each with a cutting section. Each cutting section includes a mounting block fixedly connected to the jaws, a slot on the mounting block, and multiple cutting blades stacked within the slot. The cutting blades have a triangular shape at one end outside the slot and an insulating portion outside the cutting blades. An end cap is located at one end of the slot, connected to the mounting block by screws, and the end cap presses the multiple cutting blades firmly within the slot. This invention addresses the problem of short circuits caused by existing wire cutters when cutting live multi-core cables.

The utility model relates to the technical field of carton handle belts, and provides a woven handle belt which comprises a plurality of transverse core strips and a longitudinal core strip, the longitudinal core strip is distributed in a wave shape, the transverse core strips sequentially penetrate through the longitudinal core strip in a crossed mode in the distribution direction of the longitudinal core strip, and the adjacent transverse core strips are distributed in a staggered mode in the wave height direction of the longitudinal core strip. By means of the technical scheme, the problem that in the prior art, a handle belt cannot be recycled conveniently and has high strength is solved.

The invention is suitable for the technical field of fluid material stirring, and provides a stirring device for preventing a high-viscosity solid-liquid mixture, the stirring device comprises a stirring tank, the stirring tank comprises a stirring barrel and a material storage cavity arranged in the stirring barrel, and a partition plate and a stirring shaft body are arranged in the material storage cavity; the partition plate comprises a spiral plate arranged around the material storage cavity, and the stirring shaft body comprises a first rotating shaft and a second rotating shaft which are symmetrically arranged. The device solves the problem that the carbon nanotubes are easy to agglomerate during stirring due to higher viscosity of the carbon nanotubes, so that a solid-liquid mixture of the carbon nanotubes and a polymer solution is adhered. Especially in a high-concentration environment, the phenomenon is more obvious, and the effects that high-strength shearing force is generated in the horizontal direction and the axial direction in the stirring process through the spirally arranged blades and sawteeth on the blades, and meanwhile, the blades are matched with the spiral plate to guide flow, so that the adhesion probability of a high-viscosity mixture is reduced are achieved.

The invention provides an extrusion screw for producing a PVC cast film and an extrusion device, and belongs to the technical field of extrudes.The extrusion screw comprises a screw body, the screw body comprises a feeding section, a compression homogenizing section, a plasticizing section and an extrusion section which are sequentially arranged in the axial direction of the screw body, first screw flights are distributed on the feeding section, the compression homogenizing section and the plasticizing section, and second screw flights are distributed on the extrusion section; the first screw flight is distributed on the feeding section, the second screw flight is distributed on the extrusion section, a barrier mixing head and a stirring mixing head are arranged on the extrusion section, the barrier mixing head is located between the first screw flight and the second screw flight, the feeding section, the plasticizing section and the extrusion section are all of an equal-diameter shaft structure, the diameter of the feeding section is smaller than that of the plasticizing section, and the compression homogenizing section is of a variable-diameter shaft structure. The diameter of the compression homogenizing section is gradually increased from one end close to the feeding section to one end close to the plasticizing section. The screw has the beneficial effects that the structural design of the screw is reasonable, the mixing and homogenizing effects of materials can be ensured, the materials cannot stay for a long time at high temperature, and meanwhile, the productivity efficiency is ensured.

The utility model relates to the technical field of chemical equipment, and particularly discloses a diethylene glycol monovinyl ether preparation reaction kettle which comprises a kettle body, a feed port and a discharge port are formed in the upper end and the lower end of the outer wall of the kettle body, valves are installed on the outer walls of the feed port and the discharge port, and a condensation backflow mechanism is arranged on the upper end face of the kettle body. An air inlet mechanism is arranged in the kettle body, and an auxiliary stirring mechanism is arranged in the kettle body; the condensation backflow mechanism comprises a barrel fixedly connected to the upper end face of the kettle body, a condensation pipe with the lower end communicated with the kettle body is arranged in the barrel, the upper end face of the kettle body is communicated with an exhaust pipe, the other end of the exhaust pipe is communicated with the condensation pipe, and the outer wall of the barrel is connected with a cooling water inlet and a cooling water outlet. Vinyl ether volatilization risks are effectively reduced through a condensation reflux system, the raw material utilization rate is increased, meanwhile, gas-liquid efficient mixing is achieved by means of rotary dispersion and high-speed shearing, and the reaction safety and efficiency are remarkably improved.

The invention relates to the technical field of force transmission structures in a cryogenic environment and discloses a temperature deformation compensation support device and a superconducting magnet. Among them, the device includes a cold end joint, a back plate hot end joint, a top plate hot end joint, a side plate hot end joint, a back plate spherical hinge rod, a side plate spherical hinge rod and a top plate spherical hinge rod. The cold end joint is connected to the outer wall of the inner dewar, the back plate hot end joint is connected to the back plate of the outer dewar, the top plate hot end joint is connected to the top plate of the outer dewar, the side plate hot end joint is connected to the side plate of the outer dewar, the ball at one end of the back plate spherical hinge rod is embedded in the first spherical groove of the cold end joint, and the ball at the other end is embedded in the spherical groove of the back plate hot end joint, the ball at one end of the side plate spherical hinge rod is embedded in the second spherical groove of the cold end joint, and the ball at the other end is embedded in the spherical groove of the side plate hot end joint, the ball at one end of the top plate spherical hinge rod is embedded in the third spherical groove of the cold end joint, and the ball at the other end is embedded in the spherical groove of the top plate hot end joint.

The utility model relates to the technical field of biological rotating disc sewage treatment, in particular to self-cleaning type biological rotating disc sewage treatment equipment which comprises a biochemical tank, a rotating disc device and a driving device, the biochemical tank is provided with a water inlet and a water outlet, the rotating disc device is arranged in the biochemical tank, and the rotating disc device comprises a rotating shaft and a plurality of discs arranged on the rotating shaft. The driving device is connected with the rotating shaft, the cleaning device comprises a supporting assembly and an elution assembly, the elution assembly is arranged corresponding to the interval space, the supporting assembly is used for driving the elution assembly to extend into the interval space, and the elution assembly comprises a first pressurizing baffle; therefore, the water flow in the interval space is pressurized and accelerated. The elution assembly is driven by the supporting assembly to extend into the interval space between the adjacent discs, so that the water flow in the interval space is pressurized and accelerated, the shearing force of the water flow on the biological membrane on the discs is improved, and the biological membrane is promoted to be separated from the discs.

The utility model discloses a fertilizer diluting device for citrus planting, which belongs to the field of fertilizer dilution and comprises a mixing tank, a three-legged support is fixedly connected to the outer wall of the mixing tank, a discharging component is mounted at the bottom end of the mixing tank, and a mixing component is mounted at the top end of the mixing tank. The mixing assembly is located in the mixing tank; the mixing assembly comprises a fixing table, the mixing efficiency of the fertilizer can be improved when the fertilizer is diluted, a user can conveniently put the citrus planting fertilizer through the mixing tank and dilute the citrus planting fertilizer through the mixing assembly, the three-legged support can support the mixing tank, the mixing tank is prevented from toppling over when the mixing tank is diluted, and the fertilizer mixing efficiency is improved. The discharging assembly is used for discharging the diluted citrus planting fertilizer, and a driving assembly of the mixing assembly drives a stirring assembly to conduct stirring, so that the fertilizer is evenly stirred, and it is prevented that when the fertilizer is diluted, the fertilizer is not evenly diluted.