12results about How to "Easy disposal" patented technology

The invention discloses a four-step-in-one negative pressure oil-carrying shutdown method for a styrene dehydrogenation reaction system, and relates to the technical field of styrene dehydrogenation. A negative-pressure steam oil-carrying mode is adopted for the first time, after feeding of the dehydrogenation reaction system is cut off, operation of a tail gas compressor is still maintained, the normal negative-pressure working condition of the reaction system is maintained, and steam oil-carrying under the negative-pressure working condition is carried out; after oil carrying is finished, the tail gas compressor still keeps running, the pressure is gradually increased to micro-positive pressure, and catalyst scorching is conducted; and after scorching is finished, the tail gas compressor is still maintained to operate in the steam cooling and nitrogen cooling processes until nitrogen cooling is finished, the tail gas compressor is stopped, and meanwhile multiple times of starting and stopping of the tail gas compressor are optimized into one-time stopping operation in the stages of steam oil carrying, catalyst scorching, steam cooling and nitrogen circulating cooling. One-time shutdown operation of the tail gas compressor is achieved through negative pressure shutdown, the shutdown operation step sequence of the reaction system is greatly simplified, and the shutdown disposal difficulty of the dehydrogenation reaction system is reduced.

This invention relates to a vacuum extractor that improves extraction performance through a vacuum treatment unit, which improves extraction performance by recovering extracts contained in the air drawn in when a vacuum is generated. The vacuum extractor includes: an extraction chamber for extracting extracts from a raw material using a solvent; a chamber heating unit for heating the extraction chamber with a heat medium to improve extraction performance by heating the raw material; and a vacuum treatment unit for generating a vacuum in the extraction chamber to facilitate extraction of the extract from the raw material, while simultaneously recovering the extracts contained in the drawn-in air using a vacuum pump. The vacuum treatment unit includes: a first cooler for cooling the air and recovering the extracts when a vacuum is generated in the extraction chamber using a vacuum pump; a cyclone tank for generating a cyclone and recovering the extracts contained in the air passing through the first cooler; a second cooler for further cooling the extracts contained in the air passing through the cyclone tank and recovering the extracts; and a recovery tank for storing the extracts recovered from the second cooler.

The utility model relates to medical instrument technical field, concretely relates to a head fixing instrument for medical beach chair position, including forehead limiting band and mandibular limiting band, be equipped with two groups of sliding connection mechanism connection between mandibular limiting band and forehead limiting band, the forehead limiting band end is equipped with first fixed establishment, makes the forehead limiting band both ends detachable fixed through first fixed establishment, and mandibular limiting band is fixed on the beach chair. The utility model discloses through setting up two interlaced limiting bands, makes the patient operation process stability good, and postoperative convenient disposal can reduce medical cost, reduce patient economic burden, and convenient operation operation, increase patient comfort degree, improve patient and medical staff satisfaction.

The present application provides a kind of waste gas treatment system of asphalt pre-mixing equipment, it is related to industrial waste gas treatment field, including: cyclone separator body, the top of the air outlet cylinder in the middle of cyclone separator body is fixedly connected with adsorption cylinder, the air inlet of one side of cyclone separator body is fixedly connected with corrugated gas guide pipe, and the discharge port of the bottom of cyclone separator body is fixedly installed with dust collection box;Pollution collection component, the pollution collection component includes the pollution collection box that is fixedly connected between cyclone separator body and spray tower;Adsorption component, the adsorption component includes the activated carbon placement box that is arranged in adsorption cylinder interior and is provided with through-hole setting at bottom portion.The linkage mechanism of multiple components: activated carbon replacement process triggers dust collection cavity cleaning, particle dirt collection and spray tower waste liquid collection simultaneously, reduces independent operation step;Pollution collection box is divided into two chambers by partition, respectively collects particle dirt and waste liquid, avoids secondary pollution caused by mixed treatment, and subsequent dirt disposal is more convenient.

The invention relates to a sludge concentration tank, a sludge concentration system and an application method.The sludge concentration tank comprises a tank body (1), the interior of the tank body is composed of a gas collecting area (4), a settling area (5) and a sludge storage area (6) from top to bottom, the gas collecting area is provided with a gas outlet (7), the side wall of the settling area is provided with a sludge feeding pipe (8), and the upper portion of the settling area is provided with a liquid discharging pipe (12); a sludge discharge pipe (9) is arranged at the bottom of the sludge storage area; the rotational flow inner part (2) is arranged in the settling area, the rotational flow inner part is a cylinder with the pipe diameter reduced from top to bottom, an opening in the bottom of the rotational flow inner part is a mud outlet, the top of the rotational flow inner part is closed, a clear liquid outlet (16) is formed in the rotational flow inner part, and a feeding opening is formed in the side wall of the rotational flow inner part and communicated with the sludge feeding pipe. The sludge concentration tank and the sludge concentration system can realize efficient separation of sludge and water, and the subsequent sludge treatment energy consumption is reduced; meanwhile, gas is collected, and the deodorization effect is achieved. The working efficiency and the separation efficiency are relatively high.

The utility model belongs to the medical disinfection apparatus technical field, concretely relates to a sputum of pulmonary tuberculosis patient disinfection collection device, include: the bag body, the bag body includes the outer layer bag body and the inner layer bag body, the outer layer bag body is connected with the inner layer bag body and forms a containing cavity, the inner layer bag body sets up in the outer layer bag body inside, be equipped with the disinfection powder in the containing cavity. This scheme has solved the problem that the sputum of pulmonary tuberculosis patient cannot be disinfected in time and effectively, and facilitates the scientific and effective management of the sputum of hospitalized pulmonary tuberculosis patients, avoids causing pollution to the environment, reduces the secondary dissemination of tubercle bacillus.

The utility model provides a kind of to have the function of sample preheating of quick temperature change test device, the quick temperature change test device includes: test device main body, the test device main body bottom side is fixedly connected with support leg;Heating assembly, the heating assembly is installed in test device main body top side surface;Side plate, the side plate is fixedly connected in test device main body inner side, electric heating wire for being installed in test device main body is provided in the side plate; Placement component, the placement component is installed in side plate side surface, and the placement component is used for sample placement;Collecting mechanism, the collecting mechanism is installed in test device main body side surface.In the top heater of test device main body top installation preheats, fan accelerates gas flow in test device main body, improve the heating uniform effect of test device whole, in cooling, by refrigeration system cooling, by the fan work cooperation of being set, effectively improve the gas cooling in test device main body cavity, improve cooling effect.

The present application relates to a kind of high salt high calcium magnesium wastewater and miscellaneous salt disposal system and method, by oxidation, adsorption, adjustment, filtration purification after high salt high calcium magnesium wastewater, into nanofiltration unit 1 and separate out polyvalent salt, nanofiltration concentrated water is removed by gypsum crystallization method and ammonium carbonate method, after purification, into nanofiltration unit 2 and separate, nanofiltration concentrated liquid is reacted with after pyrolysis miscellaneous salt and forms gypsum, solution evaporation crystallization produces sodium chloride and gypsum, sodium chloride enters the production of sodium carbonate salt in alkali unit, and the production of ammonia-containing mother liquor is recycled back to alkali unit by hot ammonia extraction, and evaporation crystallization mother liquor is recycled by hot ammonia, and forms ammonium carbonate with CO2 to soften nanofiltration unit 1 concentrated liquid, the water produced by nanofiltration unit 1 and 2 is sequentially passed through concentration unit 1 and 2, and the concentrated liquid containing sodium chloride is passed into the alkali unit to produce alkali, and the gypsum produced by the system is dehydrated after purification to form gypsum product. The present application solves the problem of high-salt high-hardness wastewater and miscellaneous salt disposal, and has the advantages of low energy consumption and strong economy.

The application discloses a residual attribute prompt driven detection and incremental learning method for unknown scattering objects, aiming to solve the problems of missing detection, false detection and lack of self-learning ability of existing inspection on training set outside scattering objects. When the inspection vehicle or unmanned aerial vehicle enters the working area, start the visible light camera to collect real-time video stream; use the context residual learning module to detect the abnormal area of the video image, generate the residual energy graph to locate the potential unknown scattering object; based on the shape, texture and reflectivity statistics of the candidate frame area, construct the attribute vector and automatically generate the descriptive semantic prompt word, the prompt and the preset word library are fused through the gate weight to drive the open visual-linguistic segmentation, output the boundary information and semantic label of the scattering object; through the adaptive incremental learning module, the new detection sample is updated and knowledge playback with few samples, realizing the dynamic expansion and continuous evolution of the knowledge base. The application realizes the discovery of unknown targets through residual detection, completes semantic recognition and boundary extraction through open segmentation, and continuously expands the detection category through adaptive incremental learning, constructs a 'discovery-recognition-learning' closed loop mechanism, thereby significantly improving the processing ability of road inspection on unknown scattering objects in complex environment.

The invention relates to the field of marine spilled oil microbiological treatment, in particular to a marine spilled oil microbiological treatment and recovery system which comprises a mounting plate, an oil-water separation tank is mounted on the mounting plate, a filtering separation hopper is arranged in the oil-water separation tank, an oil filling pipe and a liquid spraying nozzle are mounted at the top of the oil-water separation tank, and a liquid inlet is formed in the top of the oil filling pipe. A liquid pumping assembly is arranged at the top of the oil-water separation tank; a connecting frame is installed on the outer wall of the oil-water separation box, a rotating rod is installed on the connecting frame, connecting sleeves are installed at the two ends of the rotating rod, a supporting frame is arranged at the ends of the connecting sleeves, a moving frame is arranged on the supporting frame, sliding blocks are arranged at the two ends of the moving frame, and a moving driving assembly is installed on the supporting frame; a liquid suction pipe is installed on the movable frame, a liquid suction cover is arranged at one end of the liquid suction pipe, and the other end of the liquid suction pipe is connected with a liquid pumping assembly through a connecting hose. The problem that the direction of an existing recovery system cannot be adjusted can be solved, and therefore the marine oil spill microbiological treatment recovery system can be conveniently used.

This utility model discloses a heat-insulating and breathable shower tent, including a shower tent body, which includes a tent frame. The outer surface of the tent frame is covered with a heat-insulating tarpaulin, and the front surface of the heat-insulating tarpaulin is covered with a door curtain. A water inlet pipe is installed at the middle of the top of the inner part of the tent frame by a fastening hoop. By designing a wastewater collection and drainage mechanism, when the shower tent is in use, a flexible water collection board is laid inside the heat-insulating tarpaulin with its bottom end in contact with the ground. A flexible perforated panel is supported by support columns and laid inside the flexible water collection board. When the wastewater from the shower falls onto the surface of the flexible perforated panel, it seeps into the interior of the flexible water collection board and is guided through the built-in water-guiding inclined groove to the side and into the interior of the side water-guiding groove. The water is then guided again through the side water-guiding groove and into the drain pipe through the drain outlet to be discharged to the outside. This facilitates the centralized collection and discharge of wastewater during showering, making it less likely for water to appear around the shower and ensuring the safe placement and use of the equipment.

A device includes a chamber that receives a consumable, a heating unit that heats the consumable received into the chamber, and a tubular sleeve that surrounds the chamber. The chamber includes an opening through which the consumable is inserted and a holding unit that holds the consumable. The holding unit includes a pressing unit, which presses a part of the consumable, and a non-pressing unit. The holding unit is provided with an air gap between the inner surface of the non-pressing unit and the consumable when the consumable is positioned at a desired position in the chamber, the air gap connecting the opening in the chamber and the end surface of the consumable positioned at the desired position in the chamber, or the opening in the chamber and the end surface of the consumable positioned inside the chamber and away from the opening in the chamber. Provided that, in a direction orthogonal to a longitudinal direction of the chamber, L1 is a shortest distance between an inner surface of the sleeve and the outer surface of the pressing unit and L2 is a shortest distance between the inner surface of the sleeve and the outer surface of the non-pressing unit of the chamber, and L1 is greater than L2.