17results about How to "Ensure complete separation" patented technology

The invention discloses a measuring device and a measuring method for field runoff plot soil erosion monitoring, the device comprises a sediment measuring device, a water measuring device and a protective cover, the sediment measuring device realizes sediment filtration and weight measurement through a filter funnel and a scale, and the water measuring device accurately calculates the water amount by using a double-tipping-bucket container and a sensor. The protection cover ensures that runoff accurately enters the device. The device is also provided with a horizontal test system to ensure the measurement accuracy. The measuring method comprises two steps of preparation before work and a working process, specifically, firstly, a proper position is selected to place the device and leveled, then silt and water generated in a runoff plot are monitored, the silt is separated through the filtering funnel, the weight is measured, meanwhile, the water amount is calculated through the double-tipping-bucket container and the sensor, and finally flowing water is guided out through the drainage system, so that monitoring is completed. The device is compact in structure and simple and convenient to operate, can accurately monitor the soil erosion condition of the field runoff plot in real time, and provides powerful support for water and soil conservation and ecological environment research.

The invention relates to the technical field of drug analysis and detection, and particularly discloses a method for detecting the residual quantity of glucose in an irinotecan hydrochloride liposome injection. According to the method, irinotecan hydrochloride in the liposome is fully separated from small molecular substances such as glucose and sodium chloride by adopting an ultrafiltration method, then, a Waters XBridge BEH HILIC chromatographic column is adopted, a mixed solution of an acetate buffer solution with the pH value of 3.8-4.2 and acetonitrile is used as a mobile phase, and the content of irinotecan hydrochloride in the liposome is detected in an isocratic elution mode by adopting a high performance liquid chromatography method. The effective separation of glucose, sodium chloride, 4-hydroxyethylpiperazine, sucrose octasulfate potassium and other substances is realized, and the condition of the glucose residue in the irinotecan hydrochloride liposome is accurately detected. The invention provides a reliable guarantee for improving and better controlling the quality of the irinotecan hydrochloride liposome injection product, and has very important significance for improving the medication safety.

The utility model discloses an automobile wire harness recovery device, which comprises a box body, a feed inlet, a crushing cavity, a crushing mechanism, a guide plate, a partition plate, a moving mechanism, a rolling mechanism, a bottom plate, a material receiving box and a controller, the outer top wall of the box body is provided with the feed inlet, the feed inlet is communicated with the interior of the box body, the interior of the box body is provided with the crushing cavity, and the crushing cavity is communicated with the guide plate. The crushing mechanism is arranged in the crushing cavity, the crushing mechanism is used for crushing the automobile wire harness, a guide plate is arranged in the box body, the guide plate is located below the crushing mechanism, a partition plate is arranged below the guide plate, a moving mechanism is arranged below the partition plate, and the moving mechanism is used for moving the automobile wire harness. According to the device, the complete separation of the outer skin and the wire core of the wire harness can be ensured, the crushing quality is improved, the crushed material is pumped out through the material pumping pump, the material outlet is prevented from being blocked, and the recovery efficiency is further improved.

The invention relates to the technical field of quartz sand desliming, in particular to a graded desliming treatment method for quartz sand, which comprises the following steps: acquiring a second particle size of the quartz sand at an underflow port of a cyclone to determine a second site diameter, judging the qualification of the quartz sand according to the second site diameter and a second target particle size, and responding to the disqualification of the quartz sand. The effective height of a cylindrical barrel of the cyclone is determined, the extending length of an overflow pipe extending into the barrel is determined on the basis that a third bit diameter determined on the basis that the third particle size of sand-removed mud at an overflow opening is larger than a third target particle size, and the feeding pressure is determined and regulated on the basis that the third bit diameter is larger than the third target particle size in response to the fact that quartz sand is unqualified; according to the invention, the separation effect can be checked according to the obtained particle size and bit diameter of the separated target substance so as to feed back the working parameters of the cyclone, and the separation process is accurately regulated and controlled, so that high-purity quartz sand is obtained by high-precision separation of quartz sand and mud.

The invention discloses a method for graded extraction and stress determination of micro-plastics in activated sludge, and belongs to the technical field of sewage treatment. In order to solve the problems of insufficient extraction of micro-plastics in a sewage treatment plant and insufficient determination of the stress of the micro-plastics on activated sludge at present, the invention can accurately extract the micro-plastics in sewage through an efficient separation and detection technology, and determine the stress of the micro-plastics on the activated sludge based on the occurrence state of the micro-plastics. Therefore, a technical support and a solution are provided for removal of micro-plastic pollution and performance protection of activated sludge in a sewage treatment plant. The innovation fills the blank of micro-plastic removal mechanism research, and provides a new thought and technical means for sewage treatment process optimization and ecological protection.

The utility model discloses a kind of double-body gas-liquid separators of pusher centrifuge for heavy alkali direct separation, it is related to centrifuge technical field, including product chamber, waste scrubbing liquid gas-liquid separator and circulating scrubbing liquid gas-liquid separator. Product chamber is provided with baffle along radial direction, and is separated into inside and outside independent area, outer wall is correspondingly provided with product chamber liquid discharge flange one and two, respectively with the method flange of circulating scrubbing liquid gas-liquid separator, the method flange of waste scrubbing liquid gas-liquid separator is connected by bolt and is provided with sealing gasket. When working, inside waste liquid enters separator under centrifugal force through flange two, gas is discharged by top exhaust flange after separation, liquid is discharged by bottom liquid discharge flange;Outside scrubbing liquid enters separator through flange one, gas is discharged by top exhaust flange after separation, liquid is recycled and reused by bottom liquid discharge flange. The device realizes scrubbing liquid grading recovery by double-body independent separation, reduces scrubbing water consumption, reduces energy consumption, and is suitable for energy-saving and consumption-reducing demand of heavy alkali separation process.

The invention discloses disassembling and recycling equipment for batch recycling and reusing of photovoltaic panels, a conveying belt and a disassembling structure connected with a conveying belt rack, the disassembling structure comprises a guide column, a hydraulic cylinder, a traction arm, a main liquid pipe, a driving liquid pipe, a disassembling covering plate and other components, and the hydraulic cylinder drives the traction arm to ascend and descend along the guide column; a driving piston rod with a positioning seat is arranged in a main liquid pipe connected with the traction arm, the positioning seat realizes rigid positioning of a photovoltaic panel, the main liquid pipe is communicated with a four-way driving liquid pipe through a pipeline, a driven piston rod in the driving liquid pipe is connected with a disassembling cover plate through a spring rod, an electric heating core and a heat conducting plate are arranged in the disassembling cover plate, and a pulling claw is arranged on the lower surface of the disassembling cover plate; the main liquid pipe is further connected with a main shovel arm with a cutter, the cutter is embedded into an electric contact, and the electric contact is electrically connected with the electric heating core through an electric control module. According to the invention, resource utilization of residual electricity is realized, hidden danger of electric shock is eliminated, extra discharge process is not needed, process is simplified, energy consumption is reduced, damage to core materials is avoided, and disassembly efficiency and recovery quality are improved.

The present invention discloses a production and crushing device for aerated concrete slabs and a crushing process thereof, and the present invention relates to the technical field of concrete crushing. The present invention comprises a roller body, the inner wall of the roller body is fixedly connected to the surface of a rotating shaft, the outer surface of a hopper is fixedly connected to the inner wall of an outer shell, the outer side of a transmission component is fixedly connected to the inner wall of the outer shell, and the output end of the transmission component is fixedly connected to the end of the rotating shaft, a blocking component is arranged directly above the roller body, and the blocking component is fixedly connected inside the hopper, a material discharge component is arranged directly below the roller body, and the material discharge component is fixedly connected inside the outer shell, and the tooth-shaped notches are spirally distributed. The spirally distributed tooth-shaped notches, in addition to generating vertical pressure when in contact with the material, can also exert another component force on the material, and the component force twists and squeezes the material during crushing, thereby achieving a better crushing effect through torsion.

The utility model discloses a separation type facial mask bag which comprises a bag body, a liquid cavity and a facial mask cavity are arranged in the bag body, a first easy-to-uncover strip and a second easy-to-uncover strip are arranged on the two sides of the interior of the bag body between the liquid cavity and the facial mask cavity respectively, and the first easy-to-uncover strip and the second easy-to-uncover strip are attached in a separable mode through hot melt adhesive. The first easy-to-tear strip and the second easy-to-tear strip are provided with transverse embossments, and vertical embossments are arranged at the two ends of the transverse embossments and form locking edges. A clamping block is arranged on the top face of the first easy-to-tear strip, and a connecting groove matched with the clamping block is formed in the top face of the second easy-to-tear strip.

The utility model discloses an automatic production safety auxiliary device which is characterized in that a permanent magnet is arranged in the middle of the interior of a body, adsorption sheets are uniformly arranged outside the upper part of the permanent magnet, a fixed base is arranged at the bottom of the permanent magnet, and a separation cavity is arranged outside the permanent magnet. By optimizing the design of the permanent magnet cylinder, increasing the magnetic field intensity and the coverage range, the separation efficiency is remarkably improved, magnetic metal inclusions in raw materials are rapidly and efficiently separated, the working efficiency is improved, rapid and efficient separation is achieved, production workers can conveniently improve the working efficiency, the production time is shortened, the labor cost is reduced, and the production efficiency and the productivity are improved.

The present invention relates to the technical field of enzyme activity determination, and discloses a guanosine deaminase activity detection method, which comprises: carrying out centrifugation on a guanosine deaminase production fermentation broth, collecting wet thalli, carrying out resuspension by using a PBS phosphate buffer solution, carrying out centrifugation again to collect the wet thalli, and recording the mass of the wet thalli, re-suspending the wet thalli by adopting a Tris-HCl buffer solution, adding lysozyme for cracking, ultrasonically crushing at low temperature and centrifuging to obtain a crude enzyme solution, and recording the total volume of the crude enzyme solution; preparing a reaction system, adding the crude enzyme solution into the reaction system to serve as an experimental group, adding a Tris-HCl buffer solution with the same amount as the crude enzyme solution into the reaction system to serve as a blank control group, carrying out oscillation reaction, adding NaOH to terminate the reaction after the reaction is finished, and recording the reaction time; respectively measuring the peak areas of the xanthosine in the experimental group and the blank control group by using high performance liquid chromatography, and calculating the content of the xanthosine by using an external standard method; and finally, calculating to obtain the enzyme activity of each gram of wet thalli. The detection method is simple, efficient, few in impurities and high in accuracy.

The invention relates to the technical field of photovoltaic module recovery treatment, in particular to a pretreatment method for impurity element analysis of a high-purity silicon material and application of the pretreatment method. The pretreatment method comprises the following steps: providing a sample crude product, and carrying out ultrasonic pretreatment on the sample crude product; performing pyrolysis treatment and grinding and polishing treatment on the sample crude product subjected to ultrasonic pretreatment; performing acid treatment on the sample crude product subjected to pyrolysis and grinding and polishing treatment to obtain a sample to be detected; transferring the sample to be detected into a dynamic secondary ion mass spectrometer for impurity element analysis; wherein the sample crude product is of a glass-EVA adhesive layer-photovoltaic silicon wafer-EVA adhesive layer-glass composite layer structure. Through a series of pretreatment processes, the EVA adhesive layer can be effectively separated while the sample is not damaged, and the smoothness and brightness of the surface of the silicon material are remarkably improved, so that the silicon material can be well applied to DSIMS for impurity element analysis.

The utility model relates to the technical field of mould manufacturing discloses a core box of demoulding with convenience, including work table, the top fixedly connected with support of work table, the inside lateral wall of support is provided with electric telescopic handle, the movable end fixedly connected with upper core box of electric telescopic handle, the inner wall articulates with articulated rod of upper core box, the inner wall articulates with cylinder of articulated rod, the top fixedly connected with lower core box of work table, the inner wall of lower core box is provided with ejection mechanism, the outer wall of upper core box is provided with movable assembly, the ejection mechanism includes rotary rod, in the utility model, the whole upper movement of drive structure is through electric control electric telescopic handle, articulated rod extrusion rotary rod, makes rotary rod deflection and pushes the top block upwards, and the mould is stably ejected from lower core box, avoids the mould damage that artificial ejection can lead to, ensures mould complete separation, improves ejection efficiency and success rate.

The invention discloses a medical waste needle head treatment device which comprises a treatment box, a rotating cylinder, a crucible and a collecting pool, the rotating cylinder, the crucible and the collecting pool are located in the treatment box, symmetrically-distributed grooves are formed in the rotating cylinder, and a first stand column and a second stand column are distributed, welded and fixed in the two grooves; the back wall bodies of the first stand column and the second stand column communicate with a first rotating roller and a second rotating roller correspondingly, the first rotating roller and the second rotating roller both penetrate through the wall body of the treatment box, and one end of the first rotating roller is connected with a liquid nitrogen inlet pipe and a first communicating pipe through a tee joint; and one end of the second rotating roller is connected with an exhaust pipe through a movable joint. According to the medical waste needle head treatment device, due to the fact that the rotating cylinder continuously turns over, a needle head can continuously fall onto the inner wall of the rotating cylinder in the falling process, due to the fact that a frozen pintle becomes fragile, the pintle can be automatically broken after multiple times of falling, and therefore the pintle is separated from a needle stem, and follow-up melting operation is facilitated.

The application relates to the technical field of bale unpacking, and provides a bale unpacking device. The bale unpacking device comprises a rack, a dismounting roller rotatably arranged on the rack, a movable frame slidably arranged on the rack and spaced apart from the dismounting roller, and a cutting mechanism arranged on the movable frame. The dismounting roller is provided with a piercing member extending outward in the radial direction, and the end of the piercing member is provided with a hook. The bale can be lapped on the dismounting roller and the movable frame, the end of the piercing member can be inserted into the bale and penetrate the net belt on the bale, and the cutting mechanism can cut off the net belt. The bale unpacking device disclosed by the application can drive the bale to rotate and push the movable frame to move by means of the rotation of the dismounting roller, so that the bale without support falls below the rack, the piercing member is inserted into the bale and penetrates the outer net belt of the bale, and the cutting mechanism cuts off the net belt. The net belt can be hooked on the dismounting roller, so that the separation of the forage and the net belt is realized, and the efficiency of bale unpacking is improved.

The present application relates to the technical field of ore concentration and compression processing, in particular to an ore concentration and compression processing technology, comprising a frame unit and an anti-blocking unit, which prolongs the cleaning and screening path of ore particles without prolonging the length of the drum washing machine, ensures the complete separation of ore particles and soil, and the complete separation of small ore particles and large ore particles, extrudes the blocked ore particles in the holes on the outer layer by the vibration member using mechanical force, and impacts the ore particles inside the blocked holes on the outer layer by the flushing member using water pressure, thereby avoiding the blocking of the screening holes by ore particles and affecting the ore washing effect.

The invention provides a carbon nanotube wafer film transmission electron microscope sample preparation method. The carbon nanotube wafer film transmission electron microscope sample preparation method comprises the following steps: S1, sequentially growing a silicon dioxide layer and a carbon nanotube film on the surface of a silicon substrate, and coating the surface of the carbon nanotube film with a polymer solution to form a polymer supporting layer; s2, etching the silicon dioxide layer by using a selective etching solution, so that the composite film of the polymer supporting layer and the carbon nanotube film is separated from the silicon substrate together; and S3, transferring the separated composite film to a carrier, drying, and then removing the polymer supporting layer. According to the transmission electron microscope sample preparation method for the carbon nanotube wafer film, complete separation of the carbon nanotube film can be realized on the basis of keeping the original structure and performance of the carbon nanotube.