275results about How to "Improve storage effect" patented technology

The invention provides a park green land vegetation optimization system based on carbon sink capability improvement and a method thereof, relates to the field of urban ecological environment, and aims to improve the carbon sink benefit of a green land through scientific optimization, the system comprises a data acquisition module, a carbon sink evaluation module, a vegetation optimization module and an intelligent monitoring module. The data acquisition module acquires data such as soil quality, climate conditions and vegetation types by using a multi-source sensor; the carbon sequestration evaluation module quantifies the carbon sequestration capacity of the green land through a carbon fixed quantity formula and a carbon storage quantity model; the vegetation optimization module adopts an intelligent optimization algorithm to generate a capability of giving consideration to carbon sink based on the optimization objective function; and the intelligent monitoring module evaluates a green land optimization effect through real-time monitoring data and dynamically adjusts vegetation configuration. The carbon sink optimization method provided by the invention comprises four steps of data acquisition, carbon sink evaluation, vegetation optimization design and dynamic monitoring, and efficient configuration is realized for different green land types by utilizing an accurate model and an optimization algorithm.

The invention discloses an adsorption heat storage material with a multi-stage stepped pore structure and a preparation method of the adsorption heat storage material, according to the material, a metal foam matrix is combined with the multi-stage pore structure, and the storage and release efficiency of heat energy is remarkably improved. Specifically, the metal foam matrix is composed of a plurality of metal foam layers with different porosities, and the porosities are gradually increased in the heat source direction, so that the heat resistance is effectively reduced, and the diffusion of adsorbate is accelerated. The adsorbent coating is coated with an adsorption material mixture containing a template agent, and is subjected to drying and roasting treatment to form a multi-stage pore structure comprising macropores, mesopores and micropores, so that the adsorption diffusion speed and the adsorption capacity are improved. The material not only improves the heat energy storage and energy release capabilities, but also optimizes the diffusion rate of adsorbate. According to the preparation method, through simple and convenient processes such as splicing of the metal foam layer and coating of the adsorbent, the production cost is reduced, the preparation process is efficient and controllable, and wide application prospects are achieved.

The invention provides a novel nano material as well as an immobilized enzyme and application thereof, and relates to the fields of biotechnology and application, material synthesis and application, water environment treatment and environmental protection. The particle size of the nano material is 2-30 microns, and the aperture of the surface is 2-30 nm; the solid nanomaterial is prepared by the following method: adding an alkali solution into a metal salt solution, fully mixing, then adding a ligand aqueous solution, fully reacting, and then separating to obtain the solid nanomaterial. When the material is used for immobilizing enzyme, the particle size of the obtained immobilized enzyme is 2-20 microns, and the aperture of the surface is 1-15 nm; the preparation method comprises the following steps: mixing an enzyme with a ligand aqueous solution, then adding the mixture into a metal salt mixed solution, and separating a solid product. The nano material has excellent biocompatibility and mild synthesis conditions, can protect the reaction activity of the enzyme under harsh conditions such as high temperature, acid and alkali, and improves the recycling capability and storage capability of the enzyme.

The invention discloses a movable portable Chinese prickly ash picking machine and a use method, and aims to solve the problems that the picking efficiency is low when an existing Chinese prickly ash harvesting device needs to frequently replace a storage bag and is held by a single hand to pick Chinese prickly ash, and the Chinese prickly ash is damaged when the Chinese prickly ash is picked in a double-roller reverse movement mode. Comprising a chassis, a storage box and a handheld assembly, a moving assembly is arranged at the bottom of the chassis, the storage box is located at the top of the chassis, the handheld assembly comprises a negative pressure chamber, a handle is fixed to the first end of the negative pressure chamber, a shifting plate is rotationally installed in the second end of the negative pressure chamber, and a driving mechanism for driving the shifting plate to rotate is arranged on the negative pressure chamber; the negative pressure chamber is communicated with a storage cavity in the storage box through a connecting pipe, the storage box is provided with a negative pressure machine, and the negative pressure machine is used for generating a negative pressure environment in the storage cavity. The storage box is installed on the chassis, the pepper storage capacity is improved, and the efficiency is higher compared with the mode of replacing a storage bag.

The invention relates to the technical field of carbon burying and utilization, and particularly discloses a method for increasing the carbon dioxide burying amount by using a gas-soluble foaming agent. The gas-soluble foaming agent is adopted, in-situ foaming can be achieved through formation water, the carbon storage space is increased, and the dynamic stability effect can be achieved after foam is broken; in-situ foaming is realized around a shaft through segmented alternate injection of a front gas-soluble foaming agent slug and a rear CO2 slug; by setting a real-time injection pressure feedback mechanism and dynamically adjusting the injection mode, early breakthrough and loss of carbon dioxide are reduced, the sealing efficiency is remarkably improved, and the burying effect of carbon dioxide is effectively improved.

The invention provides a diaphragm with a gradient bulk density coating, a preparation method of the diaphragm, a battery and electric equipment, and relates to the technical field of diaphragms. The diaphragm with the gradient bulk density coating comprises a base material and a coating, and the coating is arranged on at least one side of the base material; the coating is prepared from the following raw materials: aluminum oxide, needle-like boehmite, a dispersing agent, an adhesive, an ether surfactant and water; the coating comprises multiple layers, the mass content of aluminum oxide is reduced layer by layer from the side adjacent to the base material to the side away from the base material, and the mass content of needle-like boehmite is increased layer by layer. And the obtained diaphragm with the gradient bulk density coating has high heat resistance, high wettability and high liquid retention rate.

The invention belongs to the technical field of anti-icing / deicing, and particularly relates to a photoelectric thermal super-hydrophobic composite film and a preparation method and application thereof. The composite film comprises a first polydimethylsiloxane substrate and an electric heating bottom layer attached to the first polydimethylsiloxane substrate, a photo-thermal super-hydrophobic coating is attached to the electric heating bottom layer, and the photo-thermal super-hydrophobic coating is a mixed coating formed by depositing silicon dioxide and cobalt on the surface of a second polydimethylsiloxane substrate. According to the combination of the photo-thermal characteristic and the super-hydrophobic characteristic of the composite film, the ice preventing and removing performance of the super-hydrophobic surface is further enhanced, and an aircraft ice control system is built based on the composite film. The photoelectric-thermal super-hydrophobic composite film is formed, the surface of the coating is of a micro-nano-scale coarse structure, the coating has super-hydrophobicity, passive anti-icing can be achieved, the photo-thermal characteristic and the super-hydrophobic characteristic are combined, icing detection and active and passive anti-icing are combined, anti-icing and anti-icing are more efficient, energy consumption is reduced, and anti-icing and anti-icing stability is improved.

The invention discloses a planting method of selenium-rich cherries. The planting method comprises the following steps that selenium-containing fertilizer is applied to soil in a flushing mode when tree bodies germinate at the end stage of a dormancy period; in the flowering stage, nitrogen-phosphorus-potassium balanced fertilizer is applied, and the synergist composition and the selenium-enriched nutritional agent are sprayed on leaf surfaces at intervals; and spraying the synergist composition and the selenium-rich nutritional agent on leaf surfaces at intervals for multiple times in a fruit swelling period. The synergist composition disclosed by the invention is prepared from the following components: polyoxyethylene fatty alcohol ether, polyether modified organic silicon, natural plant saponin, chitosan oligosaccharide, alginic acid, hydrolyzed collagen and the like. The selenium content of the cherry fruits cultivated by the method can reach 0.078-0.082 mg / kg, after the cherry fruits are stored for 15 days, the hardness of the fruits is maintained at 65-68.5 N / cm < 2 >, the weight loss rate is controlled at 4.0-4.5%, the rotting rate is controlled at 3.2-3.8%, the retention rate of vitamin C reaches 83-86%, and the storage period is prolonged by 3-4 days compared with that of conventional cultivation. The method is easy to operate, low in cost and high in applicability, and the quality and storage performance of the cherry fruits can be remarkably improved.

The medical planing device comprises a grip, a shell is connected to one side of the grip in an inserted mode, a shell is arranged in an inner cavity of the shell in an attached mode, a pricking needle is slidably connected to the middle of an inner cavity of the shell, and a mounting cavity is formed in the side, close to the shell, of the inner cavity of the grip; an adjusting mechanism used for driving the pricking needle to horizontally move is slidably arranged in the middle of an inner cavity of the mounting cavity, a driving mechanism used for driving the adjusting mechanism to horizontally move is arranged on the side, away from the shell, of the inner cavity of the mounting cavity, the driving mechanism comprises a sleeve shell, and a driving rod is fixedly connected to the middle of an inner cavity of the sleeve shell; the lower end of the driving rod is slidably connected with the outer wall of the adjusting mechanism. After the outer shell and the shell complete cutting of a focus, the focus is inserted and fixed through the needle immediately, the continuous cutting capacity of the outer shell and the shell is improved, and meanwhile the storage capacity of the shell for the focus part is improved.

The invention discloses a method for preparing a high-nickel positive electrode material through ultralow-temperature composite coating, the high-nickel positive electrode material and a lithium ion battery. An uncoated high-nickel positive electrode material is obtained through one-time sintering, PVDF / H3BO3 is adopted as a cosolvent, a metal oxide, phosphate and the like are adopted as coating materials, and high-compactness uniform coating of the positive electrode material in an ultralow-temperature environment is achieved. When a traditional high-temperature technology is adopted for coating, due to the fact that materials such as metal oxide and phosphate are inactive, a large number of inactive cations are easily embedded into crystal lattices of the materials due to the high sintering temperature. On one hand, the capacity of the positive electrode material is reduced, and on the other hand, the isolation effect of the coating layer on electrolyte becomes poor due to the reduction of the density of the coating layer. The coating layer prepared by the method is good in uniformity and high in compactness, the discharge capacity, the cycle life, the rate capability and the safety performance of the positive electrode material can be effectively improved, the technological process is simple, the production cost is low, and the method is suitable for industrial production of products.

The invention belongs to the technical field of sour soup storage, and discloses a storage fermentation tank which comprises a fermentation tank assembly, a rack is fixedly mounted at the right end of the outer side face of the fermentation tank assembly, a gas quantifying assembly is fixedly sleeved with the rack, and the top end of the gas quantifying assembly communicates with the right side of the fermentation tank assembly; a feeding control assembly is mounted at the position, close to the bottom end, of an inner cavity of the fermentation tank assembly, and a three-way valve is fixedly communicated with the position, close to the top end, of the right side of the gas quantifying assembly. Material injection can be carried out under the action of pressure, meanwhile, sealing can be automatically achieved when material injection is stopped, automatic rising of the movable bottom plate can be automatically achieved when materials are injected and discharged, the distance between the bottom end of the device and the feeding position is reduced, feeding and discharging of the device are easy, and the production efficiency is improved. Meanwhile, accumulation of sour soup at the bottom end can be reduced through vertical displacement of the movable bottom plate, the adhesion phenomenon caused by accumulation is avoided, and the storage effect and the feeding and discharging efficiency are improved.

The invention provides anti-moisture absorption pineapple whole fruit powder and a preparation method thereof, and belongs to the technical field of food processing. An anti-moisture-absorption agent used for the anti-moisture-absorption pineapple whole fruit powder is prepared from pineapple pomace powder, vital gluten and maltodextrin according to the mass ratio of (0.05-0.15): (0.1-0.3): 1, pineapple juice and the anti-moisture-absorption agent are mixed to obtain mixed feed liquid, the mixed feed liquid is homogenized, subjected to dynamic high-pressure microjet treatment and subjected to spray drying, and the anti-moisture-absorption pineapple whole fruit powder is obtained. Wherein the addition amount of the anti-moisture-absorption agent is 60-80wt% of the solid content of the pineapple juice. The pineapple pomace powder and the vital gluten are innovatively introduced to partially replace maltodextrin, so that the problem that the sensory quality such as aroma, flavor, color and the like of the fruit powder is reduced due to excessive use amount of the maltodextrin is solved; the raw materials are natural, healthy, low in price and easy to obtain, the content of dietary fibers and protein of the finished product is increased, and the nutritional value is higher.

The utility model relates to the technical field of battery storage, and discloses a storage device for lithium batteries, which comprises a shell and a fixed shell fixed at the bottom of the inner wall of the shell, and further comprises a movable shell sliding at the top of the fixed shell, the lithium battery is placed in the movable shell and protected through the protective pad, the lithium battery is prevented from being damaged in the moving process, when the lithium battery needs to be charged, the movable plate is controlled by the pressing rod to move downwards and is matched with the limiting mechanism and the positioning mechanism, a charging wire is attached to an interface of the lithium battery, and the lithium battery is charged. According to the lithium battery storage device, the lithium battery can be charged conveniently, the charging efficiency is improved, the lithium battery is cooled through the cooling mechanism, the situation that the lithium battery is damaged due to the too high temperature is avoided, the storage effect of the lithium battery is further improved, and the problems that when an existing storage device is used, charging of the lithium battery is inconvenient, and the lithium battery cannot be cooled are solved.

The invention discloses a lithium battery diaphragm with a porous alumina-based composite material coating and a preparation method of the lithium battery diaphragm with the porous alumina-based composite material coating, the lithium battery diaphragm with the porous alumina-based composite material coating comprises a base membrane and a coating on the base membrane, the modified porous aluminum oxide comprises porous aluminum oxide and a lithium element loaded on the porous aluminum oxide. The method for preparing the modified porous aluminum oxide comprises the following steps: soaking the porous aluminum oxide in an aqueous solution of lithium salt, simultaneously stirring and performing ultrasonic treatment for 4-6 hours in a vacuum environment, drying, grinding into powder, and roasting for 2-4 hours at 400-600 DEG C in an inert gas atmosphere to obtain the modified porous aluminum oxide. The lithium battery diaphragm disclosed by the invention has high heat resistance, high wettability and high ionic conductivity.

The utility model relates to the technical field of lens storage, and discloses a lens storage box with an anti-bumping effect, which comprises a box body, a cavity is arranged on the inner bottom wall of the box body, the inner wall of the cavity is fixedly connected with a placing box, the inner bottom wall of the placing box is fixedly connected with a support rod, one end of the support rod is fixedly connected with a placing table, and the other end of the support rod is fixedly connected with an anti-bumping device. The top of the placing table is fixedly connected with a placing pad, and the inner wall of the placing box is fixedly connected with a left spring. According to the lens storage box with the anti-collision effect, through the arrangement of the box body, the first clamping frame, the left spring, the second clamping frame, the right spring, the placement box and the placement table, when lenses are stored, each lens can be independently placed, and meanwhile, the lenses can be clamped and limited; and the situation that the lenses move and shake when the storage box is collided and moves due to external factors is avoided, so that the situation that the lenses are damaged due to mutual collision and friction is avoided, and the lens storage effect is further improved.

The utility model relates to corrugated case technical field discloses a kind of buckling type corrugated cases of foldable flat storage, including carton main body, bottom paperboard, side paperboard, front end paperboard, the front end paperboard is fixed in the front and rear position of bottom paperboard top, iron sheet is fixed in the second cover plate, magnetic attraction piece is fixed in the first cover plate.The utility model is by using bottom paperboard, side paperboard, front end paperboard jointly surrounds to form carton main body, and it is formed in the intermediate position of side paperboard and front end paperboard with flexible foldable end, it is provided with a section of flexible bending plate at the connecting place of bottom paperboard and front end paperboard, thus when folding and storing to carton main body whole, folding inward at the position of foldable end, so that the uppermost layer of this carton main body folds downward, based on the bendable design of each connecting place, it is convenient to fold and compress to carton main body whole, make it tend to flat state, and then improve the storage capacity of whole.

The present invention relates to the field of food processing technology, specifically to a high-concentration CO2 cyclic processing device, comprising a CO2 storage tank, a first processing system, a second processing system and a recovery system; the CO2 storage tank is connected to the first processing system and the second processing system respectively, and the first processing system and the second processing system both include a processing kettle, a heating device and a cooling device; the recovery system includes a plurality of delivery pipes arranged in parallel, and the two ends of each delivery pipe are respectively connected to the processing kettles in the first processing system and the second processing system, and the delivery pipes include a normal pressure delivery pipe, a boosted delivery pipe and a delivery pipe provided with a vacuum generating device. The present invention can recycle more than 99% of CO2, save energy and reduce emissions, and has a short processing time, so as to realize fast and efficient processing of food materials. The present invention also relates to the application of the device in food processing, and also relates to a processing method of parboiled rice, which can significantly improve the processing efficiency and processing quality of parboiled rice.

The utility model provides a sports equipment inspection device. The sports equipment inspection device comprises an inspection device body; the connecting line is fixedly mounted on the inspection device body; the mounting seat is fixedly mounted on one side of the inspection device body; the mounting cavity is formed in the bottom of the mounting seat; and the detection head is arranged in the mounting cavity, and the other end of the connecting line is fixedly connected with the detection head. The sports equipment inspection device provided by the utility model has the advantage that the detection head can be quickly and effectively limited and fixed.

The present invention discloses a method for planning urban rainwater storage and regulation space, which relates to the field of rainwater storage and regulation technology, and solves the problem of not performing comprehensive analysis based on the water storage capacity of a specific water storage space and the storage and regulation capacity of a corresponding area to determine the optimal discharge time. The present invention targets the storage and regulation capacity of an associated area of ​​a corresponding city and a corresponding rainfall forecast, and confirms in real time a corresponding water flow increment curve generated during a corresponding rainfall process, and then performs a comprehensive analysis based on the actual water storage capacity of the corresponding water storage space to lock the drainage time of the corresponding water storage space, and performs associated drainage processing at the drainage time to ensure the rainwater storage and regulation capacity of the corresponding city, achieve a better storage and regulation effect, and perform compliance planning analysis on the remaining water storage space to achieve a better flood storage processing capacity.

A perilla oil α-linolenic acid microcapsule and its preparation method belong to the food processing field, including the following steps: (1) extraction of perilla oil; using a bio-enzyme-assisted low-temperature pressing method, a compound enzyme is added to perilla seeds for enzymatic hydrolysis, followed by low-temperature pressing to collect perilla seed oil; (2) enrichment and purification of α-linolenic acid; the perilla seed oil obtained in step (1) is purified by molecular distillation technology, and the perilla oil fraction enriched with α-linolenic acid is collected; (3) microencapsulation; using the perilla oil enriched with α-linolenic acid obtained in step (2) as the core material, after selecting a suitable composite wall material, perilla oil α-linolenic acid microcapsules are obtained by spray drying. This invention improves the extraction efficiency of perilla oil, retains the natural activity of α-linolenic acid; efficiently enriches α-linolenic acid through molecular distillation technology, increasing the content of functional active ingredients in the product; and improves the oxidative stability and storage performance of α-linolenic acid.

The application relates to a pure polyester weather-resistant powder coating drying storage device, belonging to the technical field of pure polyester weather-resistant powder coating storage, which comprises a storage tank, a power support frame and a middle drying assembly, the storage tank is horizontally rotationally connected to the power support frame, the two ends of the storage tank are provided with openings, and the storage tank is provided with a funnel-shaped discharge hopper on one side. The storage tank and the middle drying assembly can relatively rotate, the pure polyester weather-resistant powder coating is lifted to a high position and falls through the strip-shaped protrusions, and the pure polyester weather-resistant powder coating in the storage tank can be stirred in sequence and reciprocally, the heat accumulated in the middle of the storage tank can be quickly dissipated, hot air is discharged from the waterproof air-permeable valve, and the heat in the middle of the storage tank is prevented from being too high. When the humidity in the storage tank is relatively high, the electric heater in the middle drying assembly can be started to dry the pure polyester weather-resistant powder coating, and the device is complete in functions.

The present invention relates to a method for freezing and refrigerating chestnut kernels for preservation, and the specific method includes: sterilizing the chestnut kernels with a composite specific bactericide in coordination with slightly acidic electrolyzed water after pre-treatment of the chestnut kernels, then color-protecting the chestnut kernels with L-cysteine ​​in combination with cold shock treatment, and finally slightly freezing and air conditioning after treating the chestnut kernels with chitosan coating. The present invention uses a specific bactericide needle combined with the synergistic effect of slightly acidic electrolyzed water to completely kill the pathogenic bacteria of chestnuts during storage; L-cys is used to change the molecular spatial structure of PPO that causes browning during chestnut kernel storage, thereby achieving the purpose of inhibiting PPO activity; a microenvironment with high CO2 and low O2 is formed on the surface of the fruit by using a chitosan coating treatment method, and combined with cold shock treatment, the respiration intensity can be reduced to inhibit the activity of PPO polyphenol oxidase and POD peroxidase, while also inhibiting the activity of PAL phenylalanine ammonia lyase, thereby reducing the synthesis of phenolic substances.

The utility model discloses a cable take-up stabilizing device, and particularly relates to the technical field of cable take-up stabilizing devices, the cable take-up stabilizing device comprises a mounting plate, the front part of the upper end of the mounting plate is fixedly provided with a storage assembly, the middle part of the upper end of the mounting plate is fixedly provided with a reciprocating assembly, and the rear part of the upper end of the mounting plate is fixedly provided with a cleaning assembly. According to the stabilizing device for cable take-up, cables can be stored through the arranged storage assembly, meanwhile, the situation that storage is irregular when the cables are stored through the storage assembly can be avoided through the arranged reciprocating assembly, the storage process is more stable, meanwhile, through the arranged cleaning assembly, the cleaning efficiency is improved, and the cleaning efficiency is improved. According to the cable storage device, soil on the surface of a cable can be cleaned before the cable is stored, so that the situation that the storage efficiency is reduced due to the fact that the surface of the cable is covered with the soil during subsequent cable storage is avoided.

The invention relates to the technical field of piglet nursing, and discloses a fattening newborn piglet tail cutting device which comprises a base, a moving unit is arranged at the bottom end of the base, a containing groove is formed in the top end of one side of the base, a first electric push rod is installed in the containing groove, a supporting frame connected with an output shaft of the first electric push rod is arranged at the top end of the base, and a through groove is formed in the supporting frame. The through groove is of an inverted-T-shaped structure, a containing groove with a lateral opening is formed in the top end of one side of the supporting frame, a fixing mechanism is installed on the side, away from the containing groove, of the supporting frame, an electric heating tail breaking device body located below the containing groove is arranged on one side of the supporting frame, and a tail breaking cutter is installed at the bottom end of the electric heating tail breaking device body. By means of the design of the medicine spraying mechanism, medicine spraying can be conducted on a cut-off face, the wound infection risk is effectively reduced, then pigs are protected, tail cutting and medicine spraying are conducted synchronously, manual medicine applying operation after manual tail cutting is avoided, and then labor input is saved.

The utility model belongs to the technical field of electronic maintenance equipment, and particularly relates to an electronic equipment maintenance workbench which comprises a workbench surface, a bottom frame is fixedly connected to the lower surface of the workbench surface, and a storage box is fixedly connected to the lower surface of the bottom frame. When the storage box is used, the screws of the storage boxes are inserted into the punched holes according to the required number or the height of a user, the nuts are screwed on the screws for fixing, the storage boxes can be used for storing small electronic parts, classified storage can be achieved, the cleanliness of a table top is guaranteed, the applicability and the storage effect are improved, and the storage box is convenient to use. The storage area is further increased through the multiple drawers, one ends of maintenance tools such as pliers, tweezers and wire stripping pliers are inserted into the inserting grooves, the maintenance tools can be stored on the containing blocks conveniently, the cleanliness of the table top is improved, the socket can supply power to the maintenance tools such as a heat gun and an electric iron, the table top can keep smooth due to the fact that the socket is arranged above the table top, and the maintenance tools can be conveniently stored. And garbage and chippings generated during maintenance can be cleaned conveniently.

The present invention discloses an outboard moon pool for use in polar crushed ice areas in the field of ship technology. The invention comprises an alloy frame for protecting the stability of the device structure, a floating material for providing buoyancy to the device is arranged inside the alloy frame, and a plurality of telescopic rods are arranged outside the alloy frame. The invention has a simple structure and is easy to operate. The alloy frame and the floating material work together to limit the crushed ice area to create a certain range of ice-free areas. The expansion assembly and the telescopic rod work together to increase the water depth of the moon pool device, thereby solving the problem of difficulty in placing and recovering scientific research equipment in the crushed ice area.

The utility model provides a municipal well lid lifting device relates to technical field, include: base, support mechanism, set up in the below of base, and base and support mechanism rotatory connection, first force arm, rotatoryly set up in the above of base, second force arm, slidingly cover and set up in first force arm, first force arm is away from second force arm one end and is provided with connecting piece and abutment piece, connecting piece and well lid detachable connection, abutment piece is used for abutting well lid. According to the utility model through base and support mechanism relative rotatory connection, the first force arm and second force arm of connection on base can carry out the rotation of XY direction relative support mechanism, the first force arm can carry out the rotation of XZ direction relative base, in this way, when the connecting piece and abutment piece of second force arm form connection and abutment with well lid respectively can through the operation of second force arm makes with well lid relatively well mouth open and turn over to the position of well mouth side, in this way realizes the lifting and turning over of well lid.

The invention discloses a method for segmentally solidifying and sealing carbon dioxide through a gangue-based cemented filling body, and belongs to the technical field of mine environment treatment and carbon capture and sealing. According to the method, mine waste gangue is used as a main raw material, and efficient sealing and storage of carbon dioxide (CO2) are achieved through specific physical and chemical treatment. Firstly, gangue, cement, fly ash and water are prepared in proportion; and stirring the prepared raw materials to prepare the gangue-based cemented filling body slurry. Then, CO2 gas is introduced into the prepared slurry, and stirring is carried out; and then, the prepared gangue-based cemented filling body slurry is conveyed to a filling working face from a preparation site. And after the filling body slurry is hardened, CO2 is injected into the filling body, and the final storage process of CO2 is completed. The method not only can effectively utilize mine wastes and reduce environmental pollution, but also can realize long-term storage of carbon dioxide, has the advantages of simplicity in operation, environmental friendliness and the like, and is suitable for industrial large-scale application.

The invention relates to the technical field of maritime work auxiliary tools, in particular to a maritime work breathing air manifold tank and branch hose fixing device and an installation and use method of the maritime work breathing air manifold tank and branch hose fixing device. The supporting structure comprises vertical supports, transverse supports, supporting rods, positioning rods and connecting rods, the air manifold tank is fixed to the side faces of the upper ends of the two vertical supports, the two vertical supports below the air manifold tank are fixed through the transverse supports, and the two transverse supports are fixed to the upper portions and the lower portions of the vertical supports respectively. Every two air outlet pipe heads below the air manifold tank form a group, the transverse support below each group of air outlet pipe heads is vertically connected with a supporting rod, the left side and the right side of each supporting rod are vertically connected with a connecting rod, and the end of each connecting rod is vertically connected with a positioning rod. And branch hoses are wound on the connecting rods between the supporting rods and the positioning rods on the two transverse brackets. The storage device has the advantages of being good in storage effect, tidy in storage, convenient to take and use and the like.