10results about How to "Fast pumping" patented technology

The invention discloses a water purifier system using a novel diaphragm pump. The water purifier system comprises a water inlet electromagnetic valve, a front filter element, a booster pump head, a filter element, a water suction pump head, a first one-way valve, a rear filter element, a pressure switch and a water outlet valve which are connected in sequence, the booster pump further comprises a motor and a water storage device, the motor is a double-output-shaft motor, one output shaft is in transmission connection with the booster pump head, the other output shaft is in transmission connection with the water suction pump head, and the water suction pump head is connected with the water storage device. The dual functions of pressurizing the filter element assembly and rapidly pumping water from the water storage device can be achieved, and meanwhile the water purifier has great advantages in the aspects of cost, waterway complexity and size.

The invention relates to the technical field of protein kits, and particularly discloses a protein detection kit which comprises a lower box body, an upper box body is movably mounted above the lower box body, and a second movable plate is movably mounted on one side of the bottom end of the inner wall of the lower box body. According to the device, a second movable plate, a first movable plate and an adapter are arranged, and through lifting of the second movable plate, the microplate does not need to be manually taken by a worker in the process of cultivating and filling a reagent, so that the use convenience of the device is improved, meanwhile, the risk that the microplate falls off when the microplate is manually taken is avoided, and the working efficiency is improved. Through the first movable plate and the adapter, the microwell plate can be directly washed in the device after incubation is finished, so that the microwell plate does not bear temperature change, and the situation that the biological activity of a detected sample in the microwell plate is influenced due to the fact that the difference value of the temperature change borne by the microwell plate is too large is avoided; and the accuracy of data finally measured by the device is improved.

The utility model provides a double injection die-casting vacuum system which comprises a vacuum pump, a die and a main negative pressure device, the main negative pressure device is communicated with a cavity of the die through a first pipeline, the first pipeline is provided with a first valve assembly used for controlling opening and closing of the pipeline, the die is provided with a sprue runner communicated with the cavity, and the sprue runner is provided with a second valve assembly used for controlling opening and closing of the first valve assembly. The double-injection die-casting vacuum system further comprises an auxiliary negative pressure device, the auxiliary negative pressure device is communicated with the sprue runner through a second pipeline, and the second pipeline is provided with a second valve assembly used for controlling opening and closing of the second pipeline. And the vacuum pump is respectively communicated with the main negative pressure device and the auxiliary negative pressure device so as to absorb airflow in the main negative pressure device and the auxiliary negative pressure device. The utility model solves the problem of poor casting quality caused by the fact that the cavity is filled with molten metal at a high speed and gas in the cavity and a sprue area cannot be timely exhausted in a double-injection die-casting process.

The utility model discloses an aluminum foil vacuum bag and relates to the technical field of packaging bags, the aluminum foil vacuum bag comprises a bag body, an opening is formed in one side of the bag body in the length direction, a plurality of first vent grooves and second vent grooves are formed in the bag body in a protruding mode in the direction away from the interior of the bag body, the first vent grooves are formed in the length direction of the bag body, and the second vent grooves are formed in the length direction of the bag body. The multiple first vent grooves are arranged in the width direction of the bag body at equal intervals, the multiple second vent grooves are arranged in the width direction of the bag body at equal intervals, the multiple first vent grooves and the multiple second vent grooves are communicated with each other, and the first vent grooves and the second vent grooves are wavy. When the vacuum bag is vacuumized, the multiple first vent grooves and the multiple second vent grooves can form an air exhaust channel in the bag body, and therefore air in the bag body can be rapidly evacuated.

The present invention belongs to the technical field of waste gas treatment, and in particular, relates to a waste gas environmental treatment device, including a treatment box, the end of the treatment box is fixedly connected to an air intake pipe, the end of the air intake pipe is fixedly sleeved with a heat preservation sleeve, the heat preservation sleeve and the air intake pipe are fixedly inserted with a plurality of heat-conducting rods, the upper ends of the plurality of heat-conducting rods are fixedly sleeved with an evaporation box, a mounting plate is fixedly embedded on the outer wall of the treatment box, a plurality of steam ports are opened at one end of the mounting plate located in the treatment box, and a connecting pipe is fixedly connected between the outer wall of the mounting plate and the outer wall of the evaporation box. The present invention utilizes the heat in the waste gas, heats a small amount of water through the heat, and quickly generates steam to be pumped into the treatment box, and contacts with the flying particulate impurities in the waste gas, and combines with spraying to make the waste gas treatment more thorough.

The invention discloses a rotary extrusion type grouting device capable of injecting viscous materials. The rotary extrusion type grouting device comprises a pump body shell, a spherical rotor, a fan-shaped hemisphere, a driven shaft, a driving shaft and a shaft sealing mechanism. Wherein the spherical rotor is located in a spherical inner cavity of the pump body shell, and the pump body shell is provided with a feeding port and a discharging port which are communicated with the spherical inner cavity. The number of the fan-shaped hemispheres is two, and the two fan-shaped hemispheres are rotationally connected with the two sides of the spherical rotor respectively. One end of the driven shaft is connected with one fan-shaped hemisphere, and the other end of the driven shaft is rotationally connected into a shaft cover of the pump body shell. And one end of the driving shaft is connected with the other fan-shaped hemisphere. The shaft sealing mechanism is in detachable sealing connection with one end of the pump body shell after being in butt joint with the pump body shell. A rotary volumetric grouting structure with a spherical rotor and a shaft sealing structure with a heat dissipation function are adopted, and some problems existing in a traditional plunger type grouting pump are well solved.

The utility model discloses a nasal spray device which comprises a shell, a supply unit and a force storage mechanism, the supply unit is used for storing and outputting second fluid, and in an initial state, the supply unit is locked at a first position in the shell; and the force storage mechanism is connected with the supply unit, and the force storage mechanism is manually operated in advance to apply loading force to the supply unit, so that after unlocking, the supply unit can be ejected to a second position in the shell and outputs second fluid. According to the nasal spray device, loading force is applied in advance through the force storage mechanism, and triggering force can be provided at the unlocking moment, so that the pump assembly is promoted to rapidly pump out medicine, and then the medicine is delivered to a farther position.

The utility model relates to vacuum sealing machine technical field especially simple type plastic packaging bag vacuum sealing device, its technical scheme: including shell, the shell bottom is fixed with bottom shell, the vacuum pump is installed in the bottom shell, the shell upper end front side is equipped with the sealing cavity, the sealing cavity bottom rear side is equipped with the air extraction hole, the sealing cavity bottom and located the air extraction hole peripheral fixed sealing pad, the sealing cavity bottom front side is fixed with the electric heating wire, the sealing cavity is hinged with the flap, is provided with same sealing pad in the sealing cavity in the flap. The utility model sets up the transverse plate that stretches out in the annular sealing pad of air extraction, when air extraction, utilizes the transverse plate and inserts into the packaging bag, can quickly extract the gas in the packaging bag through the flow guide hole, effectively avoids the packaging bag opening to be extruded by the sealing pad, leads to the problem that the gas is difficult to discharge outward, improves the vacuumizing efficiency.

The utility model discloses a nasal spray device which comprises a shell, a supply unit and a force storage mechanism, the supply unit is used for storing and outputting second fluid, and in an initial state, the supply unit is locked at a first position in the shell; and the force storage mechanism is connected with the supply unit, and the force storage mechanism is manually operated in advance to apply loading force to the supply unit, so that after unlocking, the supply unit can be ejected to a second position in the shell and outputs second fluid. According to the nasal spray device, loading force is applied in advance through the force storage mechanism, and triggering force can be provided at the unlocking moment, so that the pump assembly is promoted to rapidly pump out medicine, and then the medicine is delivered to a farther position.

The invention discloses an energy-saving movable partition and production equipment thereof, and relates to the technical field of energy-saving partitions, the energy-saving movable partition comprises a plurality of partition plates, each partition plate comprises a first mounting plate and a second mounting plate, the first mounting plate is in a U shape, a plurality of parallel rib plates are fixedly mounted in the first mounting plate, and the second mounting plate is in a U shape. A through groove is formed in each rib plate; the top of the first mounting plate and the top of the second mounting plate are jointly provided with a top cover, the bottom of the first mounting plate and the bottom of the second mounting plate are jointly provided with a base, and a through hole is formed in the base. The mode that a vacuum plate is additionally arranged in the partition plate to improve the heat preservation effect is not adopted, the mode that the air pressure in the partition plate is reduced, and the air density in the partition plate is reduced is adopted to reduce the heat transfer effect of the partition plate, so that the heat preservation effect is improved; and for partitions with different sizes, vacuum plates with corresponding specifications do not need to be customized, so that the production cost is greatly reduced.