71results about How to "Separation reached" patented technology

The invention relates to a method for extracting uranium and thorium from a southern ionic rare-earth lixivium, which is characterized by comprising the following steps: (1) carrying out uranium and thorium extraction separation by using a 15-25 vol% naphthenate-15-25 vol% octanol or isooctanol-50-70 vol% kerosene extractant and a southern ionic rare-earth lixivium in a volume ratio of (0.5-5):1; and (2) carrying out back extraction on the loaded organic phase obtained in the step (1) and a 2-5 mol/L sulfuric acid, hydrochloric acid or nitric acid solution in a volume ratio of (0.1-10):1, wherein the organic phase after the back extraction returns to the step (1) for repeated use, and the water phase, which is the solution with enriched uranium and thorium, is used for recycling uranium and thorium. The method provided by the invention can selectively separate uranium and thorium from the rare-earth lixivium, has the advantages of fewer extraction stages, simple technique, favorable separating effect, no influence on subsequent rare-earth separation technique, and high extraction ratio of uranium and thorium.

The invention relates to a connector connection locking structure convenient to plug and pull, which comprises a main engine part and a main engine-end connector, wherein the main engine-end connector can be tightly connected and matched with a probe-end connector; the probe part is internally provided with a locking keeping mechanism, a locking hole for allowing the locking keeping mechanism to be embedded is arranged in the main engine part, the locking keeping mechanism in the probe part is embedded in the locking hole of the main engine part, and thus, a tight connection state between the main engine-end connector and the probe-end connector is kept; and the probe part is also internally provided with a unlocking opening mechanism for enabling the locking keeping mechanism to exit the locking hole and achieving separation after connection between the main engine-end connector and the probe-end connector. Automatic locking in the case of plug can be realized, pulling out is achieved when a button needs to be pressed, the operation is convenient, the structure is simple, the operation is safe and reliable, the probe can be quickly replaced, and falling or relaxation of the connector due to unexpected circumstances can be avoided.

The invention discloses a separation analyzing method for nitrogen-containing compounds in heavy oil. The separation analyzing method includes: preparing a solid phase of a solid-phase extraction chromatographic column; separating alkaline components from non-alkaline components with a solid-phase extraction chromatography; analyzing the separated components by the aid of Fourier transform ion cyclotron resonance high-resolution mass spectra. Low solid phase to oil weight ratio, less flushing solvent dosage, shorter time and less manpower are needed in the method; compared with an existing method, the separation analyzing method has the advantages of higher separation efficiency, better separation effect and higher sample throughout, the method can be used for separation to meet the requirements of sample purity for subsequent analysis and preparing the nitrogen-containing compounds in the heavy oil rapidly to provide necessary sample quantity for subsequent reaction and evaluation experiment, and meanwhile, separation effect evaluation and product composition analysis can be achieved from the molecular level by the aid of the Fourier transform ion cyclotron resonance high-resolution mass spectra.

The invention relates to the technical field of washing machines, in particular to a fully automatic washing machine with compartments inside, including a washing tub, a balance ring, a pulsator, a reducer and a motor, the pulsator is located at the bottom middle of the inner cavity of the washing tub, and the washing machine The upper end of the barrel is fixedly connected to the fixed ring, the inner side wall of the fixed ring is provided with a block at the lower end, the bottom end of the inner cavity of the pin groove is connected to one end of the second return spring, and the other end of the second return spring is fixedly connected to the spring pin. The middle part of the upper end of the pulsator is fixed with a positioning seat. The beneficial effects of the present invention are: 1. The separation effect is realized in the inner cylinder of the washing machine, and the separation of the cleaning space is realized; Clothes are torn and damaged due to entanglement, which protects the clothes very well; 3. It can realize simultaneous cleaning of different clothes, which saves water resources and time. It has strong convenience and is conducive to popularization.

The invention relates to a special dehydration rotational flow assembly for a sand and water separation system as well as a sand and water separation method, can effectively separate mud, water and sand in a mud, sand and water mixture, and also can dehydrate the sand and the water efficiently. The special dehydration rotational flow assembly for the sand and water separation system comprises a dehydration screen assembly, and a rotational flow device or a rotational flow device group; the rotational flow device or the rotational flow device group is integrated above the dehydration screen assembly through a support frame; a wide-amplitude water-storage-type dehydration screen in the dehydration screen assembly is positioned on a rack through a shock absorber, and is driven through a shock excitation motor or a cam wheel driving mechanism; a wide-amplitude water storage groove is positioned below the wide-amplitude water-storage-type dehydration screen; a material inlet of the rotational flow device or the rotational flow device group is communicated with an outlet of a slurry pump positioned at the side part of the rack through a conveying pipeline; and the motor drives the slurry pump through a belt driving mechanism. The special dehydration rotational flow assembly for the sand and water separation system and the sand and water separation method have the advantages that firstly, the integration of the dehydrating screen assembly and the rotational flow device or the rotational flow device group in the sand and water separation system is created for the first time; secondly, the investment is reduced greatly, the occupied area is small, and the energy consumption is reduced; and thirdly, the sand and water separation efficiency is high.

The invention discloses an independent battery compartment and an electric product. The independent battery compartment comprises a compartment body and a connector, wherein the compartment body comprises a comportment chamber and a compartment chamber cover covered on the upper part of the compartment chamber; the connector is arranged on the compartment body, the first end of the connector is connected with a battery arranged in the compartment chamber, and the second end is used for connecting an electric product body arranged outside the compartment chamber. The invention can make the battery equipment and the electric product body separate. The electric equipment is convenient to dismount, and has higher usability.

The invention discloses an urban and rural household garbage treatment and decomposition device, and particularly relates to the technical field of garbage treatment and decomposition devices. The urban and rural household garbage treatment and decomposition device comprises a base, wherein a tank body is fixedly connected to the top of the base; a discharging valve is fixedly connected to the middle of the bottom end of the exterior of the tank body; spraying mechanisms are fixedly connected to one side of the exterior of the tank body; a rotating structure is arranged at the top end of the exterior of the tank body; guide blocks are fixedly connected to the two sides of the bottom end of the interior of the tank body; and separation structures are fixedly connected to the bottoms of thetwo sides of the interior of the tank body. According to the urban and rural household garbage treatment and decomposition device provided by the invention, crushing mechanisms are fixedly connected to the two sides of the top end of the interior of the tank body, a controller controls a first driving motor to work, the first driving motor drives a second crushing roller to rotate through a coupler, and a first gear on one side of the second crushing roller drives a first crushing roller to rotate reversely through a second gear, so that the household garbage put into the opening is crushed, and the purpose of convenience in decomposition is achieved.

The invention relates to a concentration method of a pseudo-ginseng total saponin extracting solution. A reverse osmosis process is mainly utilized to concentrate the pseudo-ginseng total saponin extracting solution. The concentration method provided by the invention has the advantages of favorable concentration effect and small loss.

The invention relates to a separating device, in particular to a large and small cargo separating device for truck unloading. According to the technical aims, the large and small cargo separating device for truck unloading saves time, reduces manpower and improves the working efficiency. In order to achieve the above technical aims, the large and small cargo separating device for truck unloading is provided and comprises a base plate and the like; a first strut is arranged on the left side of the top of the base plate, containing frames are installed on the left and right sides of the top of the base plate, a discharging device is connected to the top of the first strut, and a separating device is arranged on the right side of the outer side of the discharging device. According to the large and small cargo separating device for truck unloading, the discharging device is matched with the separating device for separating cargoes; the separating device is hit through a hitting device, andthe better separating effect is achieved; and the working convenience is improved through a lifting device.

The invention relates to a device and a technical process for one-stop recovery and treatment of steel skeleton plastic composite pipes. The device comprises a pipe pushing machine, a double-shaft pipe shredding machine, a Z-shape belt conveyer, a steel wire separator, a horizontal belt conveyer and a magnet separator. The pipe pushing machine is connected to one end of the double-shaft pipe shredding machine. The Z-shape belt conveyer is disposed below the double-shaft pipe shredding machine. One end of the Z-shape belt conveyer is connected to the other end of the double-shaft pipe shredding machine, and the other end of the Z-shape belt conveyer is connected to the steel wire separator. The horizontal belt conveyer is disposed between the steel wire separator and the magnet separator. The steel wire separator is connected to the magnet separator through the horizontal belt conveyer. By the device and the technical process, success separation of plastic and steel wire in the steel skeleton plastic composite pipes can be performed smoothly and orderly.

The invention belongs to the technical field of rice processing equipment, and provides a rice huller which comprises a machine body with an opening in the upper portion and a plurality of driving parts arranged on the machine body, rubber rollers located below the opening are coaxially fixed to output shafts of the driving parts, and a gap is reserved between every two adjacent rubber rollers; a separation barrel located below the gap is arranged in the machine body, the upper portion of the separation barrel abuts against the rubber roller, a plurality of first separation holes are formed in the side wall of the separation barrel, a power piece is fixed to the machine body, and an output shaft of the power piece is fixedly connected with the separation barrel; a supporting cylinder located outside the power part is arranged on the lower portion of the separation cylinder and is in running fit with the separation cylinder, and a plurality of second separation holes communicating with the supporting cylinder are formed in the bottom of the separation cylinder. The rice processing device is simple in structure, rice is processed and produced, rice hulls in the rice processing process are removed, and the rice processing efficiency is improved.

The invention discloses a reduction and resourceful treatment process and equipment for oily sludge and emulsified sump oil. The equipment comprises a raw material pump, a material homogenizing tank, and a variable-frequency electric field modification and electric field separation refining tank, and is used for separating the oily sludge and the emulsified sump oil, and the homogeneous water-containing and oil-containing sludge is subjected to variable-frequency electric field modification and electric field separation, so that the sludge, water and oil can be quickly and efficiently separated, the recycling of crude oil, the reduction of hazardous wastewater and the harmlessness of the subsequent treatment of the sludge are realized, the environmental protection concept is met, and the requirements of recycling, harmlessness and resourceful treatment of the crude oil are met; anddifferent types of high-voltage electric fields are introduced into treatment of oily sludge and emulsified dirty oil, so the crude oil recovery rate reaches 98% or above, and the purposes of crude oil recovery and hazardous waste reduction are really achieved.

The invention discloses a multi-stage nitrogen recovery system and a recovery method. The system sequentially comprises a first-stage recovery system and a second-stage recovery system. The first-stage recovery system utilizes the dissolution-diffusion principle, namely molecules move towards the chemical potential reduction direction through a membrane, and because the speeds of gas with different components in mixed gas passing through the membrane are different, the purposes of gas separation and gas recovery are achieved. Molecules of nitrogen are different from olefin and hydrogen molecules, and the purity of nitrogen subjected to multistage separation can reach 99% or above. An unpowered expansion cryogenic technology is adopted in the second-stage recovery system, wherein gas with certain pressure is subjected to adiabatic expansion in an expansion machine to do work outwards to consume the internal energy of the gas, so that the gas is cooled intensively to achieve the purposeof refrigeration, nitrogen is liquefied and recycled, and the low temperature can be generated without any external energy consumption or power. The multi-stage nitrogen recovery system and the methodhave the advantages of a simple structure, a simple flow, a low cost, economy, environmental protection and the like.

The invention discloses suburb domestic sewage ecological interception equipment which structurally comprises a purification box, a sewage connector and a conduction pipe, the sewage connector is fixedly embedded in the end face of the left side of the purification box, the sewage connector is embedded in the lower portion of the left side of the conduction pipe, and the conduction pipe is embedded in the upper end face of the purification box; as the density and the mass of grease are smaller than those of sewage, the grease floats on the surface of the sewage, when the sewage flows along thesurface of the lower end of the filtering mechanism, the grease floating on the surface of the upper end of the sewage flows into the flowing groove along the guide of the collecting mechanism, and then enters the separating mechanism by utilizing the guide block and changing the flowing direction to be collected; due to the fact that the second leakage opening and the sealing plate are arrangedin the leakage opening, in the flowing process of sewage, heavy sewage can be discharged outwards along the collection opening and the flow guide hole along with leakage of the second leakage opening,separation of the sewage and the grease is achieved, and the grease is prevented from affecting filtering in equipment.

The invention discloses a preparation method of a gardenia extract, which comprises the following steps: (1) carrying out crushing, primary enzymolysis extraction and secondary water extraction on fresh gardenia to obtain a gardenia water extracting solution; (2) precipitating the water extract of cape jasmine by calcium ions under an alkaline condition to remove impurities, so as to obtain an alkaline precipitate and an alkaline supernatant; (3) adjusting the pH of the alkaline supernatant, and removing impurities to obtain a subacid precipitate and a subacid supernatant; (4) mixing the alkaline precipitate and the subacid precipitate, adding water to wash the precipitate, and adjusting the pH value to obtain a subacid washing solution; and (5) performing nanofiltration impurity removal and drying: combining subacid supernatant and subacid washing, carrying out secondary nanofiltration impurity removal and concentration, and drying to obtain the gardenia extract product. The method is low in cost, sufficient in impurity removal, high in product purity, good in environmental friendliness, low in energy consumption and high in extraction utilization rate.