116results about How to "Solve transportation problems" patented technology

The invention discloses a preparation method of a continuous filament of an asphalt-based carbon fiber, and belongs to the field of carbon fiber production. The preparation method solves the problems that the existing spinning speed is lower, the fiber bundle damage is large, the infusibility efficiency is low, and doubling and embrittlement are easy. The preparation method comprises the specific process steps that a, spinning asphalt is extruded into fines by spinning position fusion, humidified, oiled and bundled to form a protogenic asphalt fiber bundle; b, double roller stranding and tensioning are conducted; c, the asphalt fiber bundle is wound on a spinning roller sleeve; d, an asphalt fiber reel is immersed in an oxidability liquid phase, and a liquid-phase oxidized fiber bundle reel is obtained; e, the reel is immersed in a high-temperature-resistant oil solution; the filament is unreeled and rollers are removed at a low speed; the oxidized fiber bundle continuously enters a continuous infusible furnace and a continuous low-temperature pre-carbonization furnace to form a pre-carbonization fiber bundle reel; and f, drawing heat treatment is conducted through a continuous carbon-fiber high-temperature carbonization furnace and a graphitization furnace, and then the continuous filament of the asphalt-based carbon fiber is obtained.

The invention discloses a horizontal-type solid fermentation tank and fermentation method for Pu-erh tea. The fermentation tank comprises a tank body supported by a tank body support, and a clamp jacket is installed outside the tank body; the top of the tank body is provided with feed inlets, exhaust ports, diversion plates connected with heating wires, a water inlet and a water replenishing and inoculation opening; the bottom of the tank body is provided with a discharge outlet, a water vapor inlet, a sterile air inlet, a carbon dioxide inlet, a drying ventilation opening and a water outlet, and a stirring system is further arranged in the tank body. According to the fermentation method, a traditional Pu-erh tea pile-fermentation technology is changed, production standardization and specification rationalization of the Pu-erh tea are achieved on the condition that fermentation conditions such as microorganism species, tidal prism, temperature, fermentation time, inoculated-pathogen quantities and oxygen and carbon dioxide content of the Pu-erh tea are comprehensively considered, the fermentation process of the Pu-erh tea is artificially controllable, and the quality of the Pu-erh tea is more stable, safer and more controllable.

The invention relates to a hoisting cage for hoisting an electromechanical device. The hoisting cage comprises four lifting lugs, a cage body, two guide rails and a base and is characterized in that the four lifting lugs are respectively welded to the cage body, the front side of the cage body is a movable latch door, the base is welded to the bottom of the cage body, the base which is in front of the cage body and stretches out of the cage body forms base support legs, lug rings are welded to two sides of the base, and the two guide rails are welded to the base and cooperates with a sliding wheel for transport. The hoisting cage solves the problem that a large-scale electromechanical device is hoisted into a floor difficultly, the hoisting cage is connected to a ground anchor in the floor by the lug rings and the base support legs are fixed to a ramp so that large-scale device transport is realized and construction process safety is guaranteed.

The invention discloses an installation and application method of aerial cableway for transporting a construction material in a mountainous region. A double-pivot single-cable reciprocating type aerial cableway is adopted, so that the construction input is less, the operation is carried out simply, the labor efficiency is high, the influence of weather and external environment factors is less, meanwhile, the occurrence of the phenomenon that a lot of lands are occupied due to the construction of transportation roads, and trees and vegetations are damaged is avoided, the requirement on green and environmental-friendly construction is met, and the method has a higher economic technology performance ratio for solving a transporting problem of the construction material and devices in the mountainous region and a forest region.

The invention discloses a controllable heat-removing reactor. A heat-removing pipe bundle comprises a water outlet main pipe, a water inlet main pipe, a ring pipe, a partition board, a cecum-type heat exchange tube and a water guide pipe; the partition board is arranged in the middle part of the ring pipe, and is used for partitioning the upper part and the lower part of the ring pipe into a water distribution box and a water collection box; the water inlet main pipe is communicated with the water distribution box at the upper part of the ring pipe; the water outlet main pipe is communicated with the water collection box at the lower part of the ring pipe; the water guide pipe is arranged inside the cecum-type heat exchange tube in a sleeving mode; one end of the cecum-type heat exchanger is open, and the other end of the cecum-type heat exchanger is closed; the open end of the cecum-type heat exchanger is communicated with the water collection box at the lower part of the ring pipe; openings are formed in the two ends of the water guide pipe; the top of the water guide pipe is communicated with the water distribution box at the upper part of the ring pipe; the bottom of the water guide pipe is positioned above the closed end of the cecum-type heat exchanger. A catalyst frame and the heat-removing pipe bundle of the controllable heat-removing reactor are separated from a pressure-bearing shell, so that maintenance, catalyst self-discharging and catalyst filling are facilitated; a heat-removing water pipe is buried inside a catalyst bed, so that the heat of reaction inside the catalyst bed can be removed in time.

A Preparation method for total-degradation layer-structured rice seedling-growing tray relates to the preparation method for the rice seedling-growing tray. The preparation method settles the following problems in existing rice seedling growing: degrading incapability of plastic seedling-growing tray, low moldability of a degradable seedling-growing matrix, requirement for matched use of the seedling-growing tray, and incapability of realizing soilless cultivation. The preparation method of the invention comprises seven steps: a first step, preparing rice straw biological carbon; a second step, performing nitriding modification processing on the rice straw biological carbon; a third step, processing compost; a fourth step, preparing a seedling growing main material; a fifth step, performing acid treatment and drying treatment; a sixth step, performing laying operation by means of a seedling-growing tray mold; and a seventh step, laying a lower-layer fiber felt, the seedling growing main material and an upper-layer fiber felt. According to the preparation method, the waste material of a crop is sufficiently utilized, and total degradation of a rice seedling growing matrix is realized. The seedling growing matrix which is prepared according to the invention can improve the condition of a farmland soil year by year. The preparation method is used for preparing the total-degradation rice seedling-growing tray.

The invention belongs to the technical field of jacking pipe construction, and particularly relates to an assembled reinforced concrete jacking pipe. The assembled jacking pipe is characterized in that each circle of jacking pipe is formed by annularly splicing at least two pipe pieces. The assembled jacking pipe has the advantages of solving the transportation problem of large-diameter jacking pipes as the sectional assembled pipe piece mode is adopted and each pipe piece can be precast in a factory; and the assembled jacking pipe is reduced in cost in comparison with a shield tunnel, is simple in structure, convenient and fast in splicing, and high in structural strength of the assembled pipe section.

The invention discloses an endless rope traction monorail crane system. A rope traction monorail crane adopts a mature endless rope continuous traction vehicle power system, performs reciprocating transportation in a range along a special rail system suspended in the air by means of a steel rope traction transportation vehicle, and can realize transportation of people, equipment, materials and thelike. Combined with a self-developed electronic control system, the endless rope traction monorail crane system can realize the purpose of controlling the entire system by a vehicle following driverindependently, and is intrinsically safe without falling off track.

The invention relates to the field of building materials, and particularly relates to a heat insulation board capable of blocking hot and cold bridge, and a preparation method thereof. At present, heat insulation materials used for outer walls are not ideal. The technical solution adopted by the invention is as follows: raw materials comprise, by weight, 40-45 parts of cement, 8-35 parts of redispersible rubber powder, 0.1-0.5 parts of cellulosic fiber, 10-15 parts of polyphenyl particles, 20-25 parts of fly ash, 5-10 parts of defoaming stone, 1-5 parts of light calcium carbonate, 1-5 parts of heavy calcium carbonate, 10-15 parts of a heat insulation material and 20-50 parts of expanded glass beads. The raw materials are distributed for three times and shaped in one time. The heat insulation board has the following beneficial effects of good flame retardant performance, incombustiblity, good heat insulation effect, good cohesiveness and high strength. Due to the board shape, the heat insulation board is convenient for construction and use, is reasonable in price, has the same service life with buildings, is suitable for being used by outer wall surfaces of various buildings, and has good economic benefits and social benefits.

The invention discloses a reciprocating type conveying device for a tunnel cable pipeline. According to the reciprocating type conveying device, a turnover type traction frame is arranged at the frontend of a lathe bed; a sliding base is matched with two guide rails in a sliding mode through sliding blocks at the bottom of the sliding base; a first proximity switch and a second proximity switch are arranged beside the front end and the rear end of one guide rail separately; a round through hole is formed in the sliding base; three clamping blocks which are uniformly distributed according to the circumference are arranged in the through hole; an air compressor is arranged beside the sliding base and is connected to three telescopic air cylinders through air pipes; a blocking strip is arranged on the rear side of the sliding base; and the upper end of the blocking strip is connected to the output end of a rotary air cylinder. The reciprocating type conveying device has the advantages ofbeing reasonable in design, simple and compact in structure and small in occupied space, a reciprocating type clamping structure is adopted so that the cable pipeline can be intermittently and automatically conveyed into a tunnel, then the position switches coordinated for control, and therefore the conveying efficiency can be effectively improved, in addition, the operation is stable, the reliability is good, the automation degree is high, and the labor cost can be greatly lowered.

The invention provides a total oxygen kiln combustion control system which comprises main pipelines and branch pipelines. Interfaces are reserved at inlets of the main pipelines, the main pipelines are connected with the branch pipelines, the main pipelines and the branch pipelines respectively comprise two pipelines, a main oxygen pipeline and a natural gas pipeline are arranged, the two main pipelines are respectively provided with an oxygen valve group and a natural gas valve group and arranged in a left-and-right mode, valve groups arranged on the main pipelines are main valve groups, valve groups arranged on the branch pipelines are branch valve groups, and the main pipelines and the branch pipelines are respectively integrated with the main valve groups and the branch valve groups and fixed on respective frames. According to the total oxygen kiln combustion control system, due to the fact that all the valve groups are integrated in a fixed module, not only is the problem of transportation difficulty solved, but also splicing high-difficulty operation on the site can be omitted. An adjusting mode of combining three modes is used according to the system, and site debugging time is saved.

The invention discloses a method for preparing high-purity chlorine dioxide. The method comprises mixing sodium chlorite and a mixing agent so that sodium chlorite is coated with the mixing agent to form raw material particles, coating the raw material particles with molecular filter membranes to obtain a coated material A for next use, mixing citric acid and a mixing agent, coating the mixture with molecular filter membranes to obtain a coated material B for next use, sealing the coated material A and the coated material B in a raw material bag, and putting the raw material bag into water so that the high-purity chlorine dioxide is obtained. The produced chlorine dioxide solution has purity of 99.99%, eliminates adverse effects caused by chlorine dioxide solution residual substances in the disinfection liquid use, is safe and reliable, realizes chlorine dioxide gas storage and transport, realizes on-site preparation, has good on-site usage effects and fills a gap in the field of direct disinfection of air in a space.

The invention discloses a remote control system for clamping a pipe feeder. The system comprises a clamping device and a remote wireless control system body, wherein the clamping device is used for clamping and conveying pipelines, a through hole is formed in a sliding seat, and three clamping blocks which are uniformly distributed according to the circumference are arranged in the through hole; the clamping blocks are in an arc shape and are close to the hole wall of the through hole, and three telescopic air cylinders which are in one-to-one correspondence to the three clamping blocks are installed on the outer wall of the sliding seat; an air compressor is arranged beside the sliding seat, the air compressor is connected with the three telescopic air cylinders through air pipes, a stopstrip is arranged on the rear side of the sliding seat, and the upper end of the stop strip is connected with the output end of a rotary air cylinder; and a guide device is arranged at the top of thefront end of a lathe bed, the guide device is provided with a guide seat, the guide seat is of a circular ring structure, and four groups of guide rollers which are distributed in a rectangular mode are arranged in an inner hole of the guide seat. According to the remote control system for clamping the pipe feeder, intermittent automatic conveying of cable pipelines to a tunnel can be realized, aposition switch is arranged for being used for carrying out control, conveying efficiency is effectively improved, reliability is good, and the automation degree is high.

The invention discloses a method for fermenting and producing ethyl alcohol through corn starch. The method comprises the steps that 1, the brix of molasses is adjusted to 45 Bx and a pH value is regulated to 3.60 to perform acidification; 2, the molasses obtained after acidification and corn starch are prepared into powder syrup; 3, amylase is added to liquify the powder syrup into liquified mash; 4, saccharifying enzyme, Anjuntai and yeast mash are added to the liquified mash, anaerobic fermentation is performed to obtain mature fermented mash; 5, the mature mash liquid is rectified, and then the ethyl alcohol with the content of 99.5% or above is obtained. The method has the advantages that corn starch fermentation is performed by applying the method, the nutrient substances and conditions required by normal ethyl alcohol fermentation of yeast are met, and the problem that corn starch cannot be normally fermented to produce the ethyl alcohol is solved; the method performs ethyl alcohol fermentation by utilizing the corn starch, the viscosity is greatly reduced, the problem of difficult material conveying due to too high mash liquid viscosity in production is effectively solved, and meanwhile the energy consumption is reduced.

The invention discloses a total precast lower structure of a bridge and a construction method. The structure is mainly composed of single whole precast lower components, a precast base plate, a prestressed steel strand and aseismic ribbed bars; single precast components which are precast in a factory overall are composed of cover beams, pier columns and enlarged foundations; the cover beams of the whole single precast components are reserved with corrugated pipes, and the prestressed steel strand is connected with the components in series through the reserved corrugated pipes in site assembly; concrete cast-in-site segments are arranged between the enlarged foundations of the single precast components, and the enlarged foundations of the single precast components are integrally connected in site construction; the whole precast base plate is arranged on the bottom of a whole foundation; when main beams to be precast is reserved on the tops of the cover beams of the precast components, the tops of the cover beams extend into the aseismic ribbed bars of main beam reserved holes. According to the total precast lower structure of the bridge and the construction method, the mode is simple, and the structure is suitable for a high intensity seismic zone.

The invention discloses a method for transporting fresh and alive stichopus japonicus, wherein the stichopus japonicus and a water body are loaded in a container and transported, and the method has an improvement that the container is used for transportation in a full load and cover sealing manner. The invention further provides the container for transporting the stichopus japonicus, wherein the container is a plastic barrel with an upper barrel opening covered with an inner cover (4); the middle of the inner cover protrudes upwards to form a cylindrical up-down-through water injection hole (3); and the water injection hole is additionally covered with a middle cover (2). According to the invention, the container is used for transportation in a full load state, and no space allowing the water body to shake exists in the container, so that in the transportation process, the stichopus japonicus collides a container wall or collides mutually to a limited extent even when shaking, and thus, the loss caused by a transportation link is reduced greatly. According to the invention, mechanical injuries and stress reactions of the stichopus japonicus due to shaking seawater in the stichopus japonicus transportation process are avoided, the survival rate of the stichopus japonicus in subsequent cultivation at a destination is improved greatly, and meanwhile, the transportation problem of the young stichopus japonicus in the past is solved favorably.

The invention relates to a technique of cable leading below a bridge in bridge cable projects, in particular to a combined-type transition cable leading cage based on cable leading below the bridge. The cable leading cage is structurally characterized by comprising a head section cable leading cage body, a tail section cable leading cage body and a plurality of middle section cable leading cage bodies, an angle steel framework of the head section cable leading cage body is fixedly connected with an angle steel framework of one end of each middle section cable leading cage body by the fact that bolts are screwed into connection screw holes, according to the transition cable leading cage, an arc-shaped middle section is formed due to the fact that the multiple middle section cable leading cage bodies are connected in an end-to-end mode, and the angle steel framework of the other end of the last middle section cable leading cage is fixedly connected with an angle steel framework of the tail section cable leading cage body through bolts. The cable leading cage has the advantages that modularized on-site installation is adopted, construction operations are easy and convenient to achieve, time and labor are saved, efficiency is high, safety is good, the use range is wide, the cables are all led in a cage-shaped framework, the cable leading cable performs the function of surrounding the cables and accordingly the cable are not prone to being damaged.

The invention relates to a coal burner, and discloses a pulverized coal fractional burner by taking reburning inert component added water electrolysis gas as a heat source. The pulverized coal fractional burner by taking the reburning inert component added water electrolysis gas as the heat source is characterized in that the pulverized coal fractional burner comprises a first-stage primary gas pipe (4), a second-stage primary gas pipe (10), a premixed gas burning chamber (11), an inert component inlet box (6), a water electrolysis gas inlet pipe (7) and a secondary gas pipe (3); the inert component inlet box (6) and the water electrolysis gas inlet pipe (7) are arranged at the rear part of the premixed gas burning chamber (11); the inert component inlet box (6) and the water electrolysis gas inlet pipe (7) at the rear part of the premixed gas burning chamber (11) jointly form a gas premixing device; a whole gas premixing process adopts a convergence-first and diffusing-later laval nozzle mode; and the pulverized coal fractional burner is provided with an inert component (CO2 or N2) gas storage tank (9) and a water electrolysis device (8). The pulverized coal fractional burner takes the reburning inert component added water electrolysis gas as the heat source, can realize the effect of oil-free ignition, and is suitable for burning of pulverized coal fired boilers with different coal quality characteristics.

Disclosed is a combined intelligent express cabinet with an advertisement layer. The combined intelligent express cabinet is provided with a cabinet body and the advertisement layer. The cabinet body is composed of a plurality of unit boxes. Each unit box is formed by inserting and assembling two corresponding transverse plates, two side plates and one back plate. A cabinet door is assembled on the corresponding unit box. The advertisement layer is a decorative film or a display screen or provided with a frame body, a transparent film layer assembled on the frame body and a picture installed on the frame body. The transverse plates are provided with lock position grooves for fixed assembling of the side plates, and jacks for inserting and assembling the back plate. The back plate is provided with convex blocks for inserting and assembling the transverse plates. The two sides of the back plate are provided with track strips for assembling the corresponding side plates. The side plates are provided with upper buckle devices and lower buckle devices for inserting and assembling the transverse plates and further provided with left assembling grooves and right assembling grooves for assembling the back plate. The combined intelligent express cabinet is small in size, convenient to transport and capable of performing advertisement pattern display.

The invention relates to the field of preparing fertilizers from biogas anaerobic fermentation products, in particular to a method of preparing a fertilizer from biogas slurry and biogas residues, thefertilizer prepared through the method and application of the fertilizer. The method comprises the steps that a biogas anaerobic fermentation product is subjected to solid-liquid separation to obtainthe biogas residues and the biogas slurry; the obtained biogas slurry is concentrated to obtain a concentrated solution; the biogas residues, the concentrated solution and a selectable nutrient conditioner are mixed to obtain a mixture; and the mixture is subjected to aerobic composting, and the composing product and a selectable auxiliary material are compounded to obtain the fertilizer. Throughthe method, high-value utilization of the biogas slurry is effectively realized, the problems in biogas slurry storage and transportation are solved, and the method is less in investment and easy tooperate. More importantly, by use of the fertilizer, not only can the germination rate of seeds be increased, but also the germination time of the seeds is effectively shortened, and the draught resistance and water-logging resistance of crops are remarkably improved.

The invention discloses a modular assembly type water purification device and an application method thereof. The device comprises a modular micro-vortex clarification device, the modular micro-vortexclarification device comprises a spliced cylinder, the spliced cylinder is mainly formed by assembling and splicing spliced wall plates, vertical rubber sealing strips, annular rubber sealing rings, vertical arc-shaped connecting plates, annular arc-shaped connecting plates, spliced wall plate connecting holes, outer arc-shaped gaskets, inner arc-shaped gaskets and connecting bolts. Z-shaped notches are formed in the four sides of each splicing wall plate. Vertical rubber sealing strips and annular rubber sealing rings are arranged between the splicing wall plates. The high-turbidity feed water treatment process is shorter, the device is modularized and miniaturized, the water purification effect is good, especially for small and medium-sized water supply plants, the construction period isshorter, civil engineering investment is reduced, the construction period is shortened, the problem that large-diameter tank bodies cannot be prefabricated and transported in a factory is solved, theoperation cost is lower, energy conservation is facilitated, the factory building period is shorter, and the device is movable.