70results about How to "Short transport distance" patented technology

The present invention relates to a process for carrying out endothermic, heterogeneously catalyzed reactions in which the reaction of the starting materials is carried out in the presence of a mixture of inert heat transfer particles and catalyst particles, where the catalyst particles are regenerated in a nonoxidative atmosphere at regular intervals and the heat of reaction required is introduced by separating off the inert heat transfer particles, heating the heat transfer particles in a heating zone and recirculating the heated heat transfer particles to the reaction zone. The process of the invention is particularly suitable for the nonoxidative dehydroaromatization of C1-C4-aliphatics in the presence of zeolite-comprising catalysts.

The invention discloses an organic amine oriented hydrothermal method for preparation of molybdenum disulfide with multiple morphologies. The method includes the steps of: dissolving a certain amountof a molybdenum source, a sulfur source and organic amine in deionized water to form a solution, controlling the concentration of the molybdenum source at 0.1-0.3M, the S / Mo atom ratio of the raw materials at 2:1-4:1, and the ratio of organic amine to the molybdenum source at 2-6; placing the prepared solution in an airtight hydrothermal reaction kettle for reaction for 12-72h, and controlling thereaction temperature at 160-240DEG C; and at the end of reaction, conducting cooling, pumping filtration, washing and drying, thus obtaining MoS2 products of multiple morphologies. The synthesis method provided by the invention has the advantages of mild conditions, simple operation and high controllability, and the prepared products have flower shape, globularity, cylindrical shape and other geometric shapes.

The invention discloses a collocation method for fusing an intelligent plane warehouse and an overhead warehouse in aluminum plate strip production equipment. The intelligent plane warehouse is arranged between a hot rolling workshop and a cold rolling workshop; the overhead warehouse is arranged among an annealing furnace, each finishing unit and a tray conveying mechanism; a track for running of a plurality of coil cars is mutually vertical to the tray conveying mechanism; and a track for a plurality of discharge cars in the overhead warehouse extends beside the annealing furnace or the each finishing unit. Hot-rolled coils on a hot mill discharge mechanism are hoisted to the corresponding positions for storage or cooling through an intelligent crane in the intelligent plane warehouse, and cold-rolled coils are stored at the corresponding positions through a stacker or cooled in the overhead warehouse. The aluminum plate strip production equipment collocated with the intelligent plane warehouse and the overhead warehouse is totally adjoined, needs no transport equipment such as the crane, a forklift or an automatic vehicle and the like, has the effect on shortest transport distance, realizes good circulation of low-carbon production of aluminum plate strips, and has the characteristics of lowest product storage quantity and shortest production period.

The invention provides an automatic bottom support assembly line feeding system. The automatic bottom support assembly line feeding system comprises a storage and transportation vehicle, a supportingmechanism and a feeding mechanism. The storage and transportation vehicle is used for loading and transporting a bottom support assembly, and a goods outlet is formed in the top of the storage and transportation vehicle; the supporting mechanism is used for bearing the feeding mechanism, and a space capable of containing the storage and transportation vehicle is formed below the supporting mechanism; the feeding mechanism is used for taking out the bottom support assembly from the goods outlet and conveying the bottom support assembly to a belt line; the feeding mechanism comprises a telescopic mechanism and a clamp; the telescopic mechanism is connected with the clamp and drives the clamp to move in the vertical direction, and the telescopic mechanism is arranged on the supporting mechanism and can move on the supporting mechanism in the horizontal direction; and the clamp is used for clamping the bottom support assembly. Compared with the prior art, the provided automatic bottom support assembly line feeding system can achieve automatic belt line feeding of the air conditioner bottom support assembly, so that the number of operators is reduced, and the purposes of reducing the labor cost and improving the production efficiency are achieved.

The invention provides a novel high-performance hydrofluoric acid-resistance artificial functional composite plate and a preparation method thereof. The plate is mainly made of barite aggregate, resin and a serial of modified agents. According to the preparation method, the finished plate can be formed after a serial of processes of barite packing graduation, special resin and the serial of modified agents adding, mixing and stirring, organic combination reaction, plate blank forming, high-temperature and high-pressure reaction, high-frequency vibration, cure reaction (80-120 DEG C), thickness determining, polishing, bridge cutting, detection and the like. The composite plate has special anti-corrosion performance, excellent mechanical performance and durability, and is superior in product conveying, installation, maintenance and the like.

The invention relates to a graphene-loaded hollow manganese dioxide composite material and a preparation method thereof. The preparation method comprises the following steps: adding graphite oxide into water, and performing ultrasonic dispersion to obtain graphene oxide colloid; respectively mixing a manganese salt, L-lysine and sodium borohydride with water to obtain a manganese salt solution, anL-lysine solution and a sodium borohydride solution; mixing the graphene oxide colloid with the manganese salt solution, the L-lysine solution and the sodium borohydride solution in sequence, puttingthe obtained mixture into a hydrothermal kettle, reacting, and dispersing the oxide composite material generated by the reaction in water to obtain a turbid liquid, mixing the turbid liquid with a potassium permanganate solution, washing to obtain a graphene-loaded manganese dioxide composite material, re-dispersing the graphene-loaded manganese dioxide composite material, mixing the re-dispersedgraphene-loaded manganese dioxide composite material with hydrochloric acid, filtering, and washing to obtain the graphene-loaded hollow manganese dioxide composite material. The preparation method is simple in process, and the prepared graphene-loaded hollow manganese dioxide composite material is high in specific capacitance, long in cycle life and excellent in conductivity.

The invention discloses a compact hot metal conveying system. The system comprises a blast furnace area (100), a steelmaking workshop (200) and a transition bay (300), wherein a blast furnace (1) is arranged in the blast furnace area (100), an iron outlet of the blast furnace (1) is provided with a hot metal conveying line (5), the steelmaking workshop (200) is provided with a converter (7) and a feeding bay (11), the hot metal conveying line (5) in the blast furnace area (100) extends into the feeding bay (11), and the transition bay (300) is located between the blast furnace area (100) and the steelmaking workshop (200) and is used for hot metal buffering during accidents in the steelmaking workshop (200). The blast furnace area (100), the steelmaking workshop (200) and the transition bay (300) are arranged in parallel and connected through the hot metal conveying line (5), and the hot metal conveying line (5) is arranged vertical to the blast furnace area (100), the steelmaking workshop (200) and the transition bay (300). The compact hot metal conveying system is smooth in process, compact in general drawing, low in investment and operation cost, and suitable for newly-built integrated iron and steel enterprises.

The invention discloses a reinforcement cage hoisting mechanism and a reinforcement cage conveying line. The reinforcement cage hoisting mechanism comprises a cross beam capable of moving up and down, and a reinforcement cage retaining device connected to the cross beam. The lower part of the reinforcement cage retaining device is provided with an open slot capable of at least partially accommodating the reinforcement cage. A first bolt and a second bolt which are inserted into a reinforcement cage and can clamp the reinforcement cage are respectively arranged on two longitudinal sides of the lower part of the open slot. The first bolt and the second bolt can reciprocate in the longitudinal direction and are oppositely arranged or arranged in a staggered mode in the transverse direction. By the adoption of the structure, due to the gravity of the reinforcement cage retaining device and an arc-shaped structure of surfaces of upper reinforcing steel bars on the reinforcement cage, the reinforcement cage is forced to rotate or the reinforcement cage retaining device slides along the surfaces of the upper reinforcing steel bars on the reinforcement cage, then the upper surface of the reinforcement cage is completely contained in the open slot, the reinforcement cage retaining device can conveniently position the reinforcement cage and allow the bolts to be inserted during hoisting, and the cage grabbing reliability is improved; and meanwhile, the bolts are longitudinally and horizontally inserted, so that the reliability of cage grabbing and unhooking is ensured.

The invention discloses a three-dimensional porous carbon-manganese oxide core shell structure material and a preparation method thereof. The three-dimensional honeycomb porous carbon prepared by taking bark as a raw material is used as a skeleton, and a MnO2 nano structure grows on the surface of the skeleton to prepare the C-coated MnO2 with a core shell structure. The three-dimensional porous carbon-manganese oxide core shell structure material enables overall conductivity and electrochemical activity of the MnO2 material to be improved with the help of the high conductivity and a large specific surface area of the carbon skeleton, and gives a full part in the synergistic effect of the core shell structure, so that the three-dimensional porous carbon-manganese oxide core shell structurematerial has the advantages of high conductivity, large specific capacitance and good cycling stability, and can be used as a supercapacitor electrode material.

The invention provides a mixed material casting apparatus for cooking. The mixed material casting apparatus for cooking comprises an accommodating box accommodating mixed material and a material absorbing and pushing mechanism casting the mixed material absorbed from the accommodating box into a pot, and further comprises a conveying mechanism, wherein the material absorbing and pushing mechanism is arranged on a pushing work position over the pot; the accommodating box is arranged right under the pushing work station or beyond; an absorbing port is formed in the top of the accommodating box; the conveying mechanism drives the accommodating box to move relative to the material absorbing and pushing mechanism, so when the accommodating box approaches the material absorbing and pushing mechanism, the mixed material can be absorbed from the absorbing port of the accommodating box by the material absorbing and pushing mechanism; and when the accommodating box gets away from the material absorbing and pushing mechanism, the mixed material is cast into the pot by the material absorbing and pushing mechanism. The accommodating box and the material absorbing and pushing mechanism are separated from each other and material is fetched via cooperative movements of the same; blocking between the accommodating box and the material absorbing and pushing mechanism is prevented; the accommodating box is far way from a heat source before casting; the pushing mechanism can quickly move in and out; short material conveying distance is achieved and even mixing can be realized; and mixed material cooking effect can be guaranteed.

The invention provides a novel high-performance hydrofluoric acid-resistance artificial functional composite plate and a preparation method thereof. The plate is mainly made of barite aggregate, resin and a serial of modified agents. According to the preparation method, the finished plate can be formed after a serial of processes of barite packing graduation, special resin and the serial of modified agents adding, mixing and stirring, organic combination reaction, plate blank forming, high-temperature and high-pressure reaction, high-frequency vibration, cure reaction (80-120 DEG C), thickness determining, polishing, bridge cutting, detection and the like. The composite plate has special anti-corrosion performance, excellent mechanical performance and durability, and is superior in product conveying, installation, maintenance and the like.

The invention provides a device and construction method for manufacturing and mounting a glass fiber reinforced plastic group tank on site on the basis of corrosion prevention. The device comprises a rail module, a walking device, a lifting support and an arc-shaped supporting part. The rail module is erected on an anticorrosive layer, and a rail communicates with a glass fiber reinforced plastic tank rolling area and a glass fiber reinforced plastic mounting area. The walking device is driven by a winch to move on rails. The lifting support is erected on the walking device, and locating holes are formed in the lifting support and the walking device and are connected through a pin shaft. A jack is arranged on the walking device and used for adjusting the height of the lifting support. The arc-shaped supporting part is erected on the lifting support for bearing a glass fiber reinforced plastic tank. According to the device and construction method, manufacturing, transporting and mounting of the glass fiber reinforced plastic tank are integrated and streamlined on the basis of corrosion prevention, the equipment transportation cost is reduced, the manufacturing and mounting efficiency is improved, and the anticorrosive layer on the foundation is not damaged in the whole manufacturing and mounting process.

Methods for uniformly distributing a flowing medium to a surface such as that of a rotary liquid permeable roll are disclosed where the flowing medium is distributed by a number of distribution units, the method including distributing the flowing medium to each of the distribution units and separately controlling the flow of the flowing medium to each of the distribution units whereby a uniform flow and an equal amount of the flowing medium is obtained in each of the distribution units. Distribution devices for uniformly distributing a flowing medium to such a surface are also disclosed.

The invention discloses a collocation method for fusing an intelligent plane warehouse and an overhead warehouse in aluminum plate strip production equipment. The intelligent plane warehouse is arranged between a hot rolling workshop and a cold rolling workshop; the overhead warehouse is arranged among an annealing furnace, each finishing unit and a tray conveying mechanism; a track for running of a plurality of coil cars is mutually vertical to the tray conveying mechanism; and a track for a plurality of discharge cars in the overhead warehouse extends beside the annealing furnace or the each finishing unit. Hot-rolled coils on a hot mill discharge mechanism are hoisted to the corresponding positions for storage or cooling through an intelligent crane in the intelligent plane warehouse, and cold-rolled coils are stored at the corresponding positions through a stacker or cooled in the overhead warehouse. The aluminum plate strip production equipment collocated with the intelligent plane warehouse and the overhead warehouse is totally adjoined, needs no transport equipment such as the crane, a forklift or an automatic vehicle and the like, has the effect on shortest transport distance, realizes good circulation of low-carbon production of aluminum plate strips, and has the characteristics of lowest product storage quantity and shortest production period.

A plurality of photosensitive drums are disposed in a sheet transport direction so as to be in contact with a transfer belt and a transfer voltage for transferring toner images on the photosensitive drums onto a sheet transported by the transfer belt is applied thereto. A sensor for sensing a temperature or humidity in the working atmosphere of the image forming apparatus is provided; when a jam occurs, sheet transportation is ceased at a first stage to thereby enable the sheet in the jam to be removed; at a second stage subsequent thereto, transportation of the sheet is restarted; and the transfer voltage applied onto the transfer belt is controlled based on a measurement result of the sensor.

The invention relates to a method for processing dust when breaking rock, to a dust separator, and further to a rock-drilling rig. Rock material and air sucked from a borehole or some other operating location is separated from each other in the dust separator. The separated rock material falls into a discharge part of the dust separator, from which it can be dosed in batches into a discharging device. The discharging device comprises a closed compression space in which the rock material batch is compressed into a more compact state. This forms a solid matter cake that is removed from the dust separator.

The invention discloses a molten iron transport system. The molten iron transport system comprises casting houses (1) of ironmaking blast furnaces and a steel-making workshop (7), parallel track lines (3) are arranged between the casting houses (1) of the ironmaking blast furnaces and the steel-making workshops (7), the casting houses (1) of a plurality of ironmaking blast furnaces are symmetrically and compactly arranged at two sides of the parallel track lines (3), each casting houses (1) of each ironmaking blast furnace is connected to adjacent track line (3) via a molten iron pot storing line (4) of each casting houses, and a molten iron pot (2) of each casting houses (1) of each ironmaking blast furnace can be transported to the track lines (3) along each molten iron pot storing line (4). The steel-making workshop (7) is arranged at one end of the parallel track lines (3), the molten iron pots (2) can be transported to the steel-making workshop (7) along the track lines (3). The molten iron transport system is compact in arrangement, less in land occupation without a transition across workshop and a crane, so the investment can be saved.