16results about How to "High shear force" patented technology

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 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 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.

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 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 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 relates to the technical field of rare and precious metal recovery, and discloses rare and precious metal recovery equipment with high reaction speed, which comprises a shell, a rotating shaft is rotatably connected between the inner wall of the top and the inner wall of the bottom of the shell through a bearing, and a spiral blade is fixedly connected on the outer wall of the circumference of the rotating shaft. A driving motor enabling the rotating shaft to rotate in the axial direction is fixedly connected to the inner wall of the bottom of the shell, and two flow guide plates are fixedly connected to the inner wall of the circumference of the shell. By means of the spiral blade and the flow guide plate, liquid in the center of the shell can be driven to flow upwards in the rotating process of the spiral blade, the liquid flows down from the edge position when rising to the top, the liquid is dispersed through the flow guide plate in the flowing-down process, laminar flow is destroyed, and the internal shear force of the liquid is increased; the circulating flow increases the efficiency of solution mixing.

The utility model discloses a forest shallow soil sampling device which comprises an impact head, a connecting rod is arranged at the upper end of the impact head, a tail rod is arranged at the upper end of the connecting rod, a sleeve is arranged at the lower end of the impact head, a sampling barrel is arranged in the sleeve, the two ends of the sampling barrel are open, the length of the sampling barrel is larger than that of the sleeve, and the length of the sampling barrel is larger than that of the sleeve. A balancing weight is installed on the connecting rod in a sliding mode, and a handle is fixedly installed on the side wall of the balancing weight. According to the forest shallow soil sampling device, the effect that the sampling barrel enters a hard soil layer is achieved by arranging related components such as the balancing weight, and compared with an existing direct manual sampling mode, the forest shallow soil sampling device enables the sampling barrel to obtain large soil layer shearing force through impulse conversion, and sampling on the hard soil body is easier.

The utility model relates to the technical field of safety and material manufacturing, a kind of TRT turbine governor cylinder and the anti-drop device of pistol board connection, including servo cylinder and the pistol board ontology fixedly connected to its output end;The utility model can be just the plane contact friction of contact surface is changed to slightly interference fit contact of concave-convex surface inlay by the setting of boss and groove, increase the shear force of adjusting cylinder and pistol board, the shear force of connecting piece is transferred to pistol board and adjusting cylinder, reduce the shear force of connecting piece, prevent connecting piece fracture, ensure the normal connection movement of adjusting cylinder and pistol board, reduce TRT turbine set failure downtime, stationary vane cylinder blade opening normal regulation, it is convenient to adjust blast furnace top pressure, ensure TRT power generation, effectively prevent the occurrence of overspeed accident, simultaneously, by the setting of reinforcing mechanism, pistol board ontology and adjusting cylinder ontology can be fixed, effectively improve the stability of connection, to improve the anti-drop effect.

This invention relates to the field of lithium battery cathode material production technology, and discloses a washing system and washing method. The washing system includes a washing device, which comprises a washing drum and a stirring assembly. The washing drum has a stirring chamber inside, and is equipped with a material inlet and a material outlet communicating with the stirring chamber. The material inlet continuously introduces the material to be washed and the washing solution, while the material outlet continuously discharges the mixture of washed material and washing solution. The stirring assembly includes two spiral shafts rotatably disposed within the washing drum, with their spiral edges staggered and rotating in the same direction. Based on the washing system provided by this invention, the washing process of the material to be washed can be ensured to be continuous, reducing interruptions and improving production efficiency; at the same time, it ensures the uniformity of the material to be washed, avoiding over-washing or under-washing, and guaranteeing product consistency.

This invention provides a mixing device for producing mineral cementitious powder, belonging to the field of cementitious powder production technology. It includes a cylinder, and a co-stirring mechanism is used for stirring and unloading the material inside the cylinder. The co-stirring mechanism is connected to a drive shaft. By setting up the co-stirring mechanism, this invention ensures that during the unloading process, the bottom of the paddles adheres to the inner wall of the cylinder bottom under the plastic action of the inner frame. The side ears on both sides of the inner frame extend outwards, resulting in a larger contact area between the paddles and the bottom of the cylinder. When the paddles rotate inside the cylinder, they can contact more material, preventing material residue at the bottom of the cylinder and thus improving the efficiency of material unloading.

The utility model relates to the technical field of stirring technologies, in particular to a rolling type raw material homogenizing stirrer for silica gel preparation, which comprises a stirring bin, a stirring shaft rotatably mounted at the bottom of the stirring bin, an inner stirring blade fixedly connected to the outer side of the stirring shaft, and an outer stirring blade fixedly connected to the outer side of the inner stirring blade. The inner stirring blades and the outer stirring blades are spiral around the stirring shaft, and the spiral directions of the inner stirring blades and the outer stirring blades are opposite; the stirring device has the beneficial effects that the inner stirring blade is arranged on the outer side of the stirring shaft, the outer stirring blade is arranged on the outer side of the inner stirring blade, the spiral direction of the inner stirring blade is opposite to that of the outer stirring blade, the outer stirring blade, the inner stirring blade and the stirring shaft are fixedly connected, and the inner stirring blade and the outer stirring blade can be used for rotationally stirring a viscous silica gel raw material; and silica gel raw materials are driven to reversely flow in the length direction of the stirring shaft, so that the shearing force borne by the silica gel raw materials is effectively increased, the stirring effect on the silica gel raw materials is improved, and curing is avoided.

The utility model discloses a stamping die for an aluminum shell of a new energy power battery. The stamping die comprises a workbench, a lower die base is installed on the top of the workbench, a lower die cavity is formed in the top of the lower die base, a cutter is arranged on the top of the lower die cavity, an upper die base is arranged on the inner side of the cutter, and a stamping air cylinder is installed on the top of the upper die base. In the machining process, a material placed on the lower die base is subjected to punch forming through the punching block, meanwhile, the cutter descends along with the punching block to cut the edge of the material, redundant materials on the edge are removed while the material is subjected to punch forming, and when the cutter cuts the material, the cutting efficiency is improved. The push block can extrude the reset spring to bear the elastic force of the reset spring, so that the shearing force applied by the cutter to the material is gradually increased, the cutting edge of the cutter is prevented from being damaged due to sudden stress, and the technical effect of improving the machining efficiency is achieved.

The application aims to provide a connection structure of a blood flow channel and a sleeve with high bonding reliability, which comprises a blood flow channel and a sleeve. The blood flow channel comprises a round tube, and a connecting tube section is extended from the end of the round tube near one side of the sleeve. The outer wall of the connecting tube section is in a shape of a tapered column with a large middle diameter and small diameters on both sides. The maximum outer diameter of the connecting tube section is smaller than the outer diameter of the round tube, and the sleeve is sleeved on the outer periphery of the connecting tube section and is bonded by glue. The outer wall of the connecting tube section is in a shape of a tapered column with a large middle diameter and small diameters on both sides, which increases the contact area of the sleeve and the connecting tube section and increases the pulling force between them. When the sleeve is stretched and deformed, the contact surface is subjected to normal pressure and glue shear force, and the normal pressure increases with the increase of the deformation amount of the sleeve at this position, which provides a guarantee for the reliable connection between the sleeve and the blood flow channel.

The utility model discloses a kind of belt conveyor belt tearing recovery device, including rack, the top of rack both ends respectively assembled connection has belt unwinding mechanism and belt winding mechanism;Still including belt cutting mechanism installed on rack;Still including several belt upper pick tensioning mechanisms matched with belt cutting mechanism;The belt upper pick tensioning mechanism includes hinged installation in the long shaft of rack lower end position, and several upper pick wheel structures are fixedly installed on long shaft;Still including the pushing structure of pushing long shaft rotation, by long shaft rotation, lifting upper pick wheel structure upper pick tensioning belt.The above structure realizes belt cutting recycling to belt conveyor, and by improving, cutting belt is picked up, increase cutting strength, guarantee the uniformity, integrity of cutting.