371results about How to "Reduce the difficulty of transportation" patented technology

The invention discloses a modular automatic water stop device. The modular automatic water stop device comprises two or more automatic water stop units which are arranged in parallel in a line. Each automatic water stop unit comprises a panel and a base detachably installed on the ground, wherein a water storage cavity penetrating through the base vertically is formed in the base, one end of the panel is arranged on the base in a rotating mode, the water storage cavity is opened or closed when the panel rotates, a floating plate is arranged on the face, used for covering the base, of the panel, and a water inlet communicated with the water storage cavity is formed in the end, not connected with the panel, of the base. Every two adjacent bases are detachably connected. The modular automatic water stop device has the advantages that the automatic water stop device is simple in structure, convenient to machine and suitable for most water stop sites, the transport difficulty of the automatic water stop device is lowered, the use range of the automatic water stop device is widened, the installation construction cost and the machining cost of the automatic water stop device are reduced, the installation cycle is shortened, and the purpose of water stop for fixed buildings is rapidly and efficiently achieved.

The invention discloses an expanding material composition, a self-suspension propping agent, a method for preparing the same and application of the self-suspension propping agent. The expanding material composition, the self-suspension propping agent, the method and the application have the advantages that the expanding material composition can be coated on a propping agent body and can be quickly swollen in water, stable hydration layers can be formed on the outer surfaces of propping agent granules, the relative density of the propping agent granules can be reduced, a small quantity of organic molecules in the expanding material composition can be expanded in the water, the viscosity of the water can be improved, and accordingly the propping agent granules can be suspended in the water advantageously; the water can be used as fracturing fluid, accordingly, fracturing fluid does not need to be prepared, the expanding material composition and the self-suspension propping agent are convenient to operate, equipment is simple, and organic solvents can be omitted; the viscosity of the fracturing fluid can be lowered, and accordingly the fracturing fluid delivery difficulty can be lowered; additional macromolecular compounds for the fracturing fluid can be omitted, accordingly, the problem of blockage of oil and gas production pores due to macromolecular compounds which flow into underground environments along with existing fracturing fluid can be solved, and stratum environment pollution due to the macromolecular compounds can be reduced.

The invention relates to a wind turbine generator tower. The wind turbine generator tower comprises a tower base and a steel tower section on the tower base, wherein a steel tower section lower flange plate is installed on the lower end surface of the steel tower section, the tower base is a concrete beam and slab base, a concrete base section tower barrel is arranged at the top of the concrete beam and slab base, a steel transition tower section is arranged between the concrete base section tower barrel and the steel tower section, the concrete base section tower barrel is connected with the concrete beam and slab base through a vertical pre-stress anchoring mechanism, and the steel tower section is connected with the steel transition tower section through a fastening mechanism. The wind turbine generator tower can give full play to the advantages of concrete and a steel structure, lower the direct manufacturing cost of the structure, reduce maintenance expenses of the structure, reduce road construction cost, improve the performance and safety of the structure, prolong the service life of the structure, and minimize the life cycle cost.

The invention discloses a picking cart for prickly pear. The cart comprises a mobile mechanism, a cutting mechanism, a tightening mechanism, a conveying mechanism, a thorn removal mechanism, a screening mechanism, a supporting mechanism and a key module. The supporting mechanism is arranged on the mobile mechanism, the screening mechanism is arranged on the mobile mechanism, and the thorn removalmechanism is arranged on the screening mechanism; the cutting mechanism is arranged on the supporting mechanism, the conveying mechanism is arranged on the cutting mechanism and the mobile mechanism,the tightening mechanism is arranged on the cutting mechanism, and the key module is arranged on the supporting mechanism and the tightening mechanism. The invention belongs to the technical field ofagricultural machinery and particularly provides the picking cart for the prickly pear. The picking cart for the prickly pear is easy to operate, convenient to move, high in safety and picking efficiency and capable of cutting the prickly pear without damage, guaranteeing that the prickly pear without damage is conveyed to a loading box and achieving real-time thorn removal and screening.

The invention discloses a puncture-resistant vacuum insulation board. The puncture-resistant vacuum insulation board comprises a puncture-resistant layer, a vacuum encapsulation layer and a core material inside the vacuum encapsulation layer. The puncture-resistant layer is made of polyurethane foam materials, bonds to the surface of the vacuum encapsulation layer, and is obtained through a foaming reaction of polyether polyol or polyester polyol and polyisocyanates. Meanwhile, the invention further discloses a manufacturing method of the vacuum insulation board. The obtained vacuum insulation board has good puncture resistance, largely reduces the high defective rate caused by puncture, scrapping and rubbing when the vacuum insulation board is conveyed and used, lowers the construction difficulty, has excellent insulation property, and is suitable for being applied to and popularized in various heat-preservation places.

The invention discloses an automatic packaging protection cart for nondestructively picking prickly pears and totally removing spines. The automatic packaging protection cart comprises a protection moving mechanism, a telescopic breaking and pulling full picking mechanism, a flexible telescopic folding gliding tube, a nondestructive spiral primary spine-removing gliding mechanism, a totally spine-removing mechanism and a packaging loader mechanism, wherein the packaging loader mechanism is arranged on the protection moving mechanism, the totally spine-removing mechanism is arranged on the packaging loader mechanism, the nondestructive spiral primary spine-removing gliding mechanism is arranged on the totally spine-removing mechanism, the telescopic breaking and pulling full picking mechanism is arranged on the nondestructive spiral primary spine-removing gliding mechanism, and the flexible telescopic folding gliding tube is arranged on the telescopic breaking and pulling full picking mechanism and the nondestructive spiral primary spine-removing gliding mechanism. The invention belongs to the technical field of prickly pear picking equipment, and particularly relates to the automatic packaging protection cart which can be used for safely and nondestructively picking the prickly pears, ensuring nondestructive gliding of the prickly pears, automatically and nondestructively removing prickly pear skin inverted spines and packaging the prickly pears without the spines in real time.

The invention discloses an SRR deodorant for treating sludge stink and a deodoration method by using the SRR deodorant. The deodorant is prepared from a free radical source, an active stimulator, a balance stabilizer and a long-acting promoter, wherein the free radical source is a mixture of a halogen free radical source, an SR free radical source and a hydroxyl free radical source; the deodorant can be used for sludge deodoration, and due to addition of the halogen free radical source in the deodorant, the problem that humic amine stink is difficultly solved by separated use of the SR free radical source and the hydrogen peroxide free radical source. High oxidation potentials such as SR free radical, hydroxyl free radical and halogen free radical produced after the deodorant is dissolved and activated in water can decompose almost all rhodanides, sulfur-containing organic substances, humic amine and other non-biodegradable stink compounds and toxic organic substances in the sludge, and the non-biodegradable stink compounds and toxic organic substances can be thoroughly converted into harmless inorganic substances such as inorganic sulfates, carbon dioxide (CO2) and water (H2O), and the stink of the sludge treated by adopting the technology can be alleviated to last for two to three days.

The invention relates to an asexual propagation method for afforestation trees. The method is characterized by comprising the following steps: during the growth stage of the afforestation trees, circularly cutting the bast part of an afforestation tree on the position which needs to root; covering the circular cut position of the tree taking with a nutrition medium used for overhead propagation by layering to serve as filler; covering by a common plastic film; growing to form callus; after root points and fibril grow, cutting a trunk from the callus or the lower end of the fibril; trimming the branches of the cut trunk; covering the trunk and the branches with a colorless transparent plastic film; and transplanting to a destination. The method is suitable for arbor and dungarunga plants, and only the trunk and the branches need to be transported in the transportation process so as to greatly lower transportation difficulty and transportation cost. In addition, the biodiversity of afforestation tree native lands is fully kept, and water and soil loss is prevented. The afforestation trees propagated with the asexual propagation method for afforestation trees is characterized in that the survival rate for transplantation is 90-95% which is 30% higher than that of the traditional soil ball transportation method, and a great quantity of social resource is saved.

The invention relates to a mining cambered anti-impact sealing wall. Before the wall is manufactured, a slot is formed in a position where a tunnel is needed to be sealed; the slot is continuously distributed along left and right tunnel walls of the tunnel, a top plate and a bottom plate; the slot is 500 mm in depth and 500-800 mm in width. According to a direction where air billows come, the mining cambered anti-impact sealing wall comprises a stream guide layer, a filling layer, a cambered steel plate layer, a concrete sealing wall and a plane steel plate layer from inside to outside in sequence, wherein each layer reaches to the slotting borders of the left and right tunnel walls, the top plate and the bottom plate.

The invention discloses a high-damping composite stay cable based on carbon fibers and steel strands, and relates to the field of stay cables. The high-damping combined stay cable comprises a core layer, 2-4 composite layers and 1-2 layers of sheaths which are arranged in sequence from inside to outside, wherein a sticky elastic damping material is filled between the core layer and each composite layer; the core layer consists of a plurality of high-intensity steel strands which are tightly arrayed; the composite layers consist of a plurality of composite fibers which are tightly arrayed; the adjacent composite layers are tightly attached; the composite fibers are prepared from a high-intensity steel wire and six carbon fibers; the six carbon fibers wrap the periphery of the high-intensity steel wire and are twisted to form a whole. Vibration attenuation of the stay cable can be accelerated, and the wind-resistant stability of an ultralong stay cable is effectively improved; the weight of the stay cable is reduced, and the transverse shear strength of the stay cable is guaranteed; furthermore, single-cable transportation and cable hanging can be realized, and the ultralong stay cable construction difficulty is reduced.

The invention discloses a retractable street lamp capable of being stored and belongs to the technical field of illumination equipment. The street lamp solves the problems that street lamps in the prior art occupy a great amount of ground space when not in use and are inconvenient to convey and repair. The street lamp includes a lamp group device at the top and a short rod and is characterized inthat the lamp group device is connected with a first hinge, the first hinge is connected with a second hinge through the short rod, the second hinge is connected with a rotating rod, the rotating rodis connected with a third hinge, and a retractable rod is connected to the lower portion of the third hinge; a first retractable cylinder is connected to the lower portion of the retractable rod, a second retractable cylinder is connected to the lower portion of the first retractable cylinder, a bottom outer cylinder arranged on the ground is connected to the lower portion of the second retractable cylinder, and an underground storage cavity is formed in the lower portion of the bottom outer cylinder. The height of the street lamp can be retractably adjusted, and the street lamp can be storedunderground and is applicable to the occasion when there is no need to turn on the street lamp on a road at daytime.

The invention discloses a prefabricated concrete barrel section, a manufacturing method of the prefabricated concrete barrel section and a wind generating set tower barrel, relates to the wind power generation technology, and provides a barrel section which is convenient to transport and meanwhile guarantees that overall strength is good. The prefabricated concrete barrel section comprises at least two arc-shaped member which are connected in a matched mode; a plurality of closed-ring steel bars are arranged in each arc-shaped member at intervals; each closed-ring steel bar comprises an extending end located outside the corresponding arc-shaped member; a groove is formed in the end face of each arc-shaped member and is of the structure that the top end is through and the bottom end is closed; an adhering structure is arranged at the position, around the corresponding groove, of the end face of each arc-shaped member; when the adjacent arc-shaped members are connected in the matched mode, the extending ends of the closed-ring steel bars of the opposite surfaces of the corresponding arc-shaped members are arranged in a mutually staggered mode, and the corresponding adhering structures are used for adhering to the adjacent arc-shaped members and meanwhile sealing the opposite grooves; after the adjacent arc-shaped members are connected in the matched mode, a containing cavity of which the top end is open and the periphery is closed is formed by the opposite grooves and used for being filled with grouting materials. The prefabricated concrete barrel section and the manufacturing method thereof are mainly used in production of the wind generating set tower barrel.

The invention relates to a CO shift process matched with synthesis of methanol. The CO shift process is characterized by comprising the following steps: raw gas firstly enters a low-pressure steam generator for cooling and is subjected to liquid separation to adjust water-gas ratio; the raw gas subjected to liquid separation is divided into two paths, wherein one path accounts for 45 to 55 percentto serve as non-transforming gas, and the rest is used as a second path, is subjected to temperature improvement and detoxification in sequence, is divided again and then enters a gas-cooled converter and an isothermal transformation furnace which are arranged in parallel for isothermal transformation respectively; heat is recovered, subsequently the transformed gas is mixed with the first path of non-transforming gas to serve as synthesis gas; the mole ratio of H2 to CO in the synthesis gas is controlled at 2.1 to 2.3. According to the CO shift process disclosed by the invention, byproductsof medium pressure saturated steam and low pressure overheat stream are generated; the gas-cooled converter uses the transforming gas as a refrigerant; by multiple times of dividing conversions, the CO shift process has the advantages of short flow, small size of the converter, no over-temperature risk, adjustable heat exchange area of the used isothermal transformation furnace, small pressure fluctuation of the byproduct medium pressure steam and more stable system operation.

The invention is suitable for the field of building construction, and provides a manufacturing method for a prefabricated slab assembly type comprehensive pipe rack. The manufacturing method comprisesthe following steps of designing and dismounting, manufacturing of a prefabricated component, construction preparation, hoisting of components, fixing of components, processing of components, connecting of pipe sections and final forming. According to the manufacturing method provided by the invention, the comprehensive pipe rack is designed into a plurality of pipe sections, each pipe section isdismounted into a plurality of prefabricated slabs, each manufactured prefabricated slab is transported to a construction site, and each prefabricated slab and each pipe section are connected and subjected to waterproof treatment, so that the comprehensive pipe rack with stable up-to-standard quality is formed, and therefore, construction difficulties are reduced, and the construction period is shortened.

The invention especially is related to transporting and stockpiling flotation tailing of bauxite in high thickness and high degree of viscosity. Before transporting flotation tailing, the method adds agent for lowering dense to reduce degree of viscosity of flotation tailing pulp to 30-150mPa.s from 5000-10000mPa.s, and then transports it to stockyard by using pump. The method adds agent for increasing dense to raise degree of viscosity of flotation tailing pulp to higher than 10000mPa.s before the flotation tailing pulp enters into stockyard to realize piling in dry method. The said agent for lowering dense is sodium hexametaphosphate used widely. The said agent for increasing dense is acidic sulfate hydrolyzed from one of aluminum sulphate, ferrous sulfate, zinc sulfate, copper sulphate, barium sulphate and alum. Advantages are: lowering difficulty for transporting flotation tailing, reducing energy consumption, raised piling safety, and simple technique.

The invention provides a double-evaporator air conditioning unit. The double-evaporator air conditioning unit comprises an air duct air pipe A, an air duct air pipe B, a refrigerating system, a differential pressure sensor, a fan, an inlet main air pipe, an outlet main air pipe, a first air valve and a second air valve, wherein the inlet main air pipe and the outlet main air pipe are in communication with an air supply demand area; the refrigerating system comprises a first evaporator, a second evaporator, a first electromagnetic valve and a second electromagnetic valve; the first evaporator is arranged in the air duct air pipe A, and the second evaporator is arranged in the air duct air pipe B. The control method of the unit comprises the following steps that A, control parameters are set; B, refrigeration work is carried out according to an A-path refrigerating state; C, the A-path refrigerating state is switched to a B-path refrigerating state when switching conditions are met; D, the B-path refrigerating state is switched to the A-path refrigerating state when the switching conditions are met; and E, the standby evaporator is defrosted and the evaporation pressure the evaporator in operation is adjusted in the operation process of the unit. The unit and the control method thereof have the advantages of being low in cost and stable in air outlet temperature.

The invention provides a full-face tunnel boring machine. The full-face tunnel boring machine comprises a tunnel boring machine main body, wherein a cutter disc is arranged at the head of the tunnel boring machine main body and is detachably connected with the tunnel boring machine main body, and the tunnel boring machine main body is formed through detachably connecting a plurality of main body modules. According to the full-face tunnel boring machine, the difficulty of transportation can be lowered; the full-face tunnel boring machine can be applied to laneways adopting vertical shaft structures.

The embodiment of the invention discloses an outdoor assembled cabinet and a mounting method thereof. The outdoor assembled cabinet comprises a top board, a bottom board, a left side board, a right side board and a back door board which are assembled to be a cabinet body; plate edges at the positions at which each two adjacent boards of the top board, the bottom board, the left side board, the right side board and the back door board are mutually spliced, are bent towards the inner side of the cabinet body and mutually matched, so as to form the bending structure of a waterproof labyrinth; the board sides at the mutual splicing positions are connected through rivets and / or bolts; a stand column is mounted in the cabinet body between the top board and the bottom board; and the front door board is assembled at the opening of the cabinet body. The outdoor assembled cabinet and the mounting method provided by the embodiment of the invention is applicable to the outdoor assembled cabinet formed in field, and is conductive to reducing the transportation difficulty of the cabinet. Meanwhile, the connection strength and waterproof property of the cabinet further can be ensured.

The invention relates to a fabricated foundation with oblique-angle cone supports for a power transmission tower, and a construction method thereof. The power transmission tower comprises a tower body, cross arms located at the upper end of the tower body and arranged vertically to the axial direction of the tower body, and tower feet arranged at the lower end of the tower body. The fabricated foundation comprises the steel supports provided with fixed bases, wherein each steel support is of a tower-shaped structure with a longitudinal section which is in the shape of an oblique triangle, and fixing elements connected with the corresponding tower foot and support fixing plates connected with the corresponding fixed base are arranged at the upper end and the lower end of each steel support respectively; and each fixed base is composed of transversal fixing plates horizontally arranged along the longitudinal direction, and fixing beams located at the upper sides of the transversal fixing plates and arranged vertically to the transversal fixing plates. The fabricated foundation with oblique-angle cone supports for the power transmission tower, and the construction method thereof, which are provided by the invention, have the advantages of high foundation capability, low installation difficulty and fast rush-repair speed.

The invention relates to a high-speed ink cartridge chip, which comprises a high voltage sensor signal detecting unit (1) used for receiving HVP and HVN signals and generating a high voltage test signal, a high voltage sensor signal feedback unit (2) used for receiving the high voltage test signal and producing and feeding back an excitation response, a power conversion and control unit (3) used for converting power voltage electrified from the high voltage test signal and an inner communication signal and generating an inner power supply signal, a logic control unit (4) used for receiving the inner power supply signal and the inner communication signal and generating an inner data signal and an inner control signal, a high speed storage unit (5) used for receiving the inner control signal and reading, writing, storing data in a high speed, and a digital communication interface circuit (6) used for treating a digital communication signal and sending the inner communication signal and the inner data signal. According to the high-speed ink cartridge chip disclosed by the invention, an external power source is not needed, the difficulties in the production, the transportation and the storage of ink cartridges are effectively reduced, the stability and the reliability of the ink cartridge data storage are improved, and the high speed storage unit has a quick reading and writing capacity.

The invention relates to a dry-state preservation method for an ultra-filtration membrane component, belonging to the technical field of the ultra-filtration membrane component. The dry-state preservation method for the ultra-filtration membrane component comprises three main parts of sterilization, prevention of corrosion and mildew as well as algae, and moisturizing and sequentially comprises the following steps of: a. preparing a sterilization solution, and washing the ultra-filtration membrane component; B. preparing an anticorrosion moisturizing solution, injecting the anticorrosion moisturizing solution into the ultra-filtration membrane component for soaking a membrane filament; and C. pouring out the anticorrosion moisturizing solution in the ultra-filtration membrane component, and sealing the ultra-filtration membrane component. The dry-state preservation method ensures the performance of the ultra-filtration membrane component, simultaneously reduces the transportation difficulty caused by the increasing of weight due to the injection of a protection solution and is an effectively convenient low-cost dry-state preservation method for the ultra-filtration membrane component. According to the dry-state preservation method, the quality of the ultra-filtration membrane component is reduced on the basis that the performance of the ultra-filtration membrane component is not affected, thereby reducing the transportation cost of the ultra-filtration membrane component.

The invention relates to the technical field of wind power blades, and particularly relates to a modular wind power blade and an assembling method thereof. The wind power blade comprises a blade body, a main beam module and a rear edge beam module; the blade body is provided with a suction surface, a pressure surface, a blade root end, a blade tip end, a blade front edge and a blade rear edge; the blade body is divided into a blade root module, a blade middle module and a blade tip module in the length direction of the blade; a first groove and a second groove which extend in the length direction of the blade are formed in the outer surface of the blade root module, the outer surface of the blade middle module and the outer surface of the blade tip module together; the first groove is located in a main beam area of the suction surface and the pressure surface; the main beam module is mounted in the first groove through a bonding or vacuum pouring process; the second groove is located in the blade rear edge and located in the butt joint position of the suction surface and the pressure surface; and the rear edge beam module is mounted in the second groove through a bonding or vacuum pouring process. The wind power blade provided by the invention is convenient to produce in a distributed and automatic mode, easy to assemble and convenient to transport.

The invention relates to a power supply system for generating power by utilizing moon in-situ energy. The power supply system comprises a nuclear reaction power generation system, and the nuclear reaction power generation system comprises a nuclear reactor, an intermediate molten salt ring, a turbine, a high-speed motor, a gas compressor, a heat regenerator and a heat radiator. According to the power supply system, moon surface thorium-rich Kreep rock is collected and refined, so that in-situ utilization of energy is realized, and the transportation difficulty and cost of primary ore are greatly reduced; on the basis of maintaining the neutrons of the nuclear reactor not to escape, released gamma rays are subjected to photoelectric reaction to further generate electric energy, so that theworking efficiency of the nuclear reactor is further improved. The power generation scheme is based on closed helium circulation, and compared with traditional thermoelectric power generation, the advantages are that: the efficiency of power generation can reach 25-40%; internal circulation of a circulating working medium can be realized, no substance is exchanged with the outside, and the environmental adaptability is good; meanwhile, due to the rotary working characteristic, the energy density is high, and miniaturization is easy; based on the characteristics of large day and night temperature difference, vacuum and low-gravity environment on the surface of the moon, a power station energy storage mode taking a rotary flywheel as an energy storage link is provided.

The invention relates to the technical field of building structures and particularly discloses a modular honeycomb building capable of being assembled quickly. The modular honeycomb building compriseshoneycomb space units, wherein each honeycomb space unit comprises two skeletons, lateral panels, a front panel and a rear panel; each framework comprises folding rods; a first bump and a second bumpare arranged at one end of each folding rod; a rotating shaft is fixedly arranged on each first bump and penetrates through the corresponding second bump; a first pin hole is formed in each first bump; a second pin hole is formed in each second bump; an inserting pin is arranged in each first pin hole; a first hollow column and a second hollow column are arranged at the other end of each foldingrod and rotationally arranged on the corresponding rotating shaft; third pin holes are formed in each first hollow column and the corresponding second hollow column; when each inserting pin is inserted into the corresponding first pin hole, second pin hole and third pin holes, an angle of 120 degrees is formed between two corresponding folding rods; the adjacent lateral panels are rotationally connected; the front panel and the rear panel are fixed on the two skeletons; and a plurality of regular hexagonal column body mounting cavities are formed in a honeycomb framework unit. The modular honeycomb building is intended to solve problems in the prior art as well as achieve the effects of high construction speed and reutilization.

The invention discloses a polyacrylamide-containing expansion material composition, a self-suspending proppant, and application and a preparation method of the self-suspending proppant. A proppant body is coated with the expansion material composition; the expansion material composition may swell fast in water to form a stable aqueous layer on the outer surface of proppant particles, the relative density of the proppant particles is reduced, and few organic molecules in the expansion material composition may expand in water, increasing the viscosity of the water, which may also facilitate the suspending of the proppant particles in water; in addition, the self-suspending proppant according to the invention may use water as a fracturing liquid, there is no need for preparing the fracturing liquid, the operation is convenient, equipment is simple, the use of organic solvents is avoided, the viscosity of the fracturing liquid may also be reduced, and conveying the fracturing liquid is less difficult; adding extra macromolecular compounds to the fracturing liquid is not required, the problem that macromolecular compounds enter underground with the fracturing liquid and block oil-gas production pores is avoided, and formation contamination due to the macromolecular compounds is also reduced.

The invention discloses a long-travel spliced bed adopting a glue-filled connecting structure and a splicing method. The spliced bed comprises at least two sections of beds, the beds are positioned by adopting hinged bolts, spliced by the glue-filled connecting structure at the joint and then fastened by fastening bolts, each section of bed integrally adopts a welded structure, and thereby the overall weight, machining difficulty and transportation difficulty of the bed are decreased. Inclined rib plates and sidewall plates of the bed form an equilateral triangle-shaped stable structure, and in combination with transverse rib plates, the equilateral triangle-shaped stable structure ensures that the bed has good static characteristics; since the junction surfaces of the two adjacent beds adopt the glue-filled connecting structure, the contact area of the junction surfaces is enlarged, the overall dynamic characteristic of the bed is improved, the requirement on the perpendicularity between the outer sides of two end plates and a track is decreased, and thereby machining difficulty is decreased and assembly precision is ensured. The bed is a spliced bed structure which is mainly used in a fixed beam and movable pillar type aluminium material gantry machining center and ensures the rigidity and assembly precision of a bed.

The invention provides high safety polyene phosphatidyl choline for injection and a preparation method thereof. Each injection contains the polyene phosphatidyl choline, vitamin B6, vitamin B12, nicotinamide, sodium pantothenate, a solubilizer and cryoprotectant. The injection is characterized in that the weight ratio of the solubilizer to the polyene phosphatidyl choline is 0.4-0.6:1, and is 0.5:1 preferably. The dosage of the solubilizer is reduced, the potential safety problem is reduced, the problem of re-dissolution is solved by optimizing the formula and the process, and the excellent re-dissolution is maintained on the premise of reducing the dosage of the solubilizer.

The invention provides a fabricated reinforced concrete bridge pier. The fabricated reinforced concrete bridge pier comprises a hollow bridge pier shell and cast-in-place core concrete arranged in thebridge pier shell, the bridge pier shell comprises a concrete layer and a reinforcement cage, and the reinforcement cage is arranged in the concrete layer; and the reinforcement cage comprises a plurality of circumferential stirrup meshes and a plurality of vertical steel bars, the multiple circumferential stirrup meshes are equidistantly arranged at intervals in the vertical direction, and the multiple vertical steel bars are equidistantly arranged at intervals along the circumferential stirrup meshes. The invention provides a construction method of the fabricated reinforced concrete bridgepier, the reinforcement cage and formworks are manufactured, then concrete is poured into spaces between the formworks and congealed into a whole so as to form the integrated bridge pier shell, the bridge pier shell is transported to a construction site, and the cast-in-place core concrete is poured into a hollow hole of the bridge pier shell. According to the fabricated reinforced concrete bridgepier and the construction method thereof, the weight is small, the construction period is short, transporting and hoisting difficulty is greatly reduced, multiple construction ways are provided, andoverall performance after the structure is formed is good.

The invention relates to a combined ecological floating bed, which comprises a grid type floating bed main body, wherein the grid type floating bed main body comprises a plurality of criss-crossed main ribs and sub ribs; the lower surface of each main rib is provided with a plurality of lower clamp grooves at intervals along the length direction, and the opening width corresponds to the sub rib width; the upper surface of each sub rib is provided with a plurality of upper clamp grooves at intervals along the length direction, and the opening width corresponds to the main rib width; the main rib section above each lower clamp groove is an upper clamp groove connecting part; a sub rib section under each upper clamp groove is a lower clamp groove connecting part; each upper camp groove connecting part is clamped in the upper clamp groove, and each lower clamp groove connecting part is clamped in the lower clamp groove so as to realize the connection of main ribs and sub ribs. The combinedecological floating bed has the advantages that the assembly is convenient; the field assembly can be realized; the transportation difficulty is lowered; the requirements on the transportation machinery are lowered; the transportation quantity is increased; the transportation cost is reduced; through the reasonable misplacement of partial main ribs or sub ribs, the assembly can continuously extend and implement through misplacement parts; special connecting elements are not needed; meanwhile, the problem that the connecting prats can be easily damaged is avoided.

The invention provides an easy-to-transport electric power accident rush-repairing tower which comprises a trussed left upright post, a trussed right upright post and a trussed crossarm, wherein the left upright post, the right upright post and the crossarm are all provided with a dragrope for structural reinforcement, and the crossarm comprises a side crossarm and a middle crossarm. The easy-to-transport electric power accident rush-repairing tower is characterized in that the left upright post and the right upright post both adopt the mode of sectional assembly, the sectional area of each section is decreased section by section from bottom to top, i.e. a stepped structure, and every two sections are connected through a flange. When the stepped sectional structure is transported or stored, an assembled section with smaller caliber can be placed inside the assembled section with larger caliber according to the mode of sleeving the larger section on the smaller section, thus, through the storage mode of sleeving one section on another section, the space utilization ratio can be greatly improved, the transportation difficulty can be greatly lowered, and the rush-repairing efficiency of a transmission line can be improved; moreover, after people arrive at the scene of an accident, all modules can be assembled into the required tower shape so as to be put into use according to actual conditions.