9results about How to "Reasonable recycling" patented technology

The present invention provides a method for recycling coarse-grained elemental iron particles. The method for recycling coarse-grained elemental iron particles of the present invention comprises the following steps: S1: feeding the coarse-grained elemental iron particles into a first ball mill for grinding, and sieving after grinding to obtain an oversize portion and an undersize portion; S2: returning the oversize portion to the first ball mill for cyclic grinding, feeding the undersize portion into a second ball mill for fine grinding, and washing and drying after fine grinding to obtain iron powder. The method for recycling coarse-grained elemental iron particles of the present invention can reasonably recycle coarse-grained elemental iron particles, and the recycling rate of coarse-grained elemental iron particles is high.

The invention provides a resource allocation method and device, equipment, a medium and a program product, which can be applied to the field of artificial intelligence and the field of financial science and technology. The method comprises the steps that based on a to-be-executed job task, the resource demand quantity of a to-be-evaluated service platform is evaluated, an evaluation result is obtained, and the evaluation result represents the resource quantity occupied by the initial resource execution job task of the to-be-evaluated service platform; performing resource recovery on at least one initial resource of the to-be-evaluated service platform according to the evaluation result to obtain an updated service platform; performing resource gap detection on the service platform based on the resource execution data of the service platform to obtain a detection result; and based on the detection result, carrying out resource allocation on the service platform to obtain a resource allocation result.

According to the water locking maintenance roll of the cement stabilized macadam layer and the laying equipment of the water locking maintenance roll, the water locking maintenance roll comprises a winding drum and a roll body wound around the winding drum, and the roll body comprises a water absorption pad layer and a film layer connected to the surface of the water absorption pad layer in an attached mode. When a better water locking effect is achieved, laying is easy and convenient, and the construction cost is low.

The present invention discloses a disposable customized 3D printing bone model manufacturing device and a manufacturing method, which belongs to the field of bone model manufacturing technology. The manufacturing device is used for manufacturing a bone model, and the bone model includes a blank body and a biomaterial layer. The manufacturing device includes a data acquisition and processing device, a blank processing device, a biomaterial 3D printing device, and a post-processing device. The bone model provided by the present invention is made by arranging an internal blank body and an external biomaterial layer. The blank body enables the bone model to have good strength. At the same time, after the bone model is replaced, the biomaterial layer and the human body can be well adapted to each other, thereby avoiding rejection of the bone model and the human body and extending the service life of the bone model; by printing the biomaterial layer on the blank body, the time of 3D printing is greatly shortened. At the same time, the short manufacturing time of the blank body shortens the time of bone model manufacturing, thereby shortening the waiting time for the patient's bone model replacement surgery.

The utility model discloses a heating device for glass manufacturing, which is characterized in that one side of a device main body is connected with an electric wire in an embedded manner, the outer side of the electric wire is connected with a heat insulation mechanism in an embedded manner, the upper end of the heat insulation mechanism is connected with a water filling nozzle in an embedded manner, and the bottom of the water filling nozzle is provided with a water filling nozzle which is connected with the heat insulation mechanism in a penetrating manner; and a heating coil is arranged on the other side of the heat insulation mechanism. By arranging the heat insulation mechanism and the mounting port, the heat insulation mechanism can insulate high-temperature radiation, and meanwhile, cooling water on the inner side of the heat insulation mechanism can cool the outer surface of the heat insulation mechanism, so that the electric wire can be prevented from being baked by heat radiation, and the situation that the electric wire is damaged due to long-time heating is avoided; and after cooling water in the heat insulation mechanism is evaporated at a high temperature, water vapor can be input into the gas storage tank, so that the evaporated cooling water in the heat insulation mechanism can be reasonably recycled, and waste of water resources is avoided.

The invention relates to the technical field of chlorinated paraffin production, and discloses a multi-stage tandem liquid paraffin chlorination reaction and chlorine recovery system and method, which comprises a pre-reaction section, a main reaction section and a semi-finished product kettle, the pre-reaction section comprises a continuous feeding device, a liquid paraffin conveying pipeline, a No.1 side reaction kettle, a No.2 side reaction kettle, a No.3 side reaction kettle, a No.4 side reaction kettle, a No.5 side reaction kettle, a No.6 side reaction kettle, a secondary jacket circulating water cooling device, a secondary circulating water pipe, a waste gas treatment device and a waste gas pipeline; ultraviolet lamps are arranged in the first auxiliary reaction kettle, the second auxiliary reaction kettle, the third auxiliary reaction kettle, the fourth auxiliary reaction kettle, the fifth auxiliary reaction kettle and the sixth auxiliary reaction kettle, the pre-reaction section and the main reaction section are arranged, the continuity and controllability of the chlorination reaction are achieved through the multi-stage series connection type design, the stability and safety of the reaction are guaranteed, and the production cost is reduced. The utilization rate of chlorine is increased, the generation of byproducts is reduced, and the environmental pollution is effectively reduced.

The utility model provides an injection mold for an automobile bottom plaque, which relates to the technical field of automobile part production and comprises a bottom plate, a water tank and a condenser are fixed at the top of the bottom plate, an operation table is arranged above the bottom plate, and an injection mechanism and a fixed mold are respectively fixed at the top of the operation table. And a hot water pipe and a cooling water pipe are respectively fixed in the fixed mold. Water in the water tank can be heated through the electric heating rod, the condenser can cool the conveyed water, and before injection molding, when the movable mold starts to approach the fixed mold, the electric heating rod is started to heat the water in the water tank, and the conveying mechanism pumps hot water into the hot water pipe; and the fixed mold can be heated by circularly flowing through the hot water pipe, so that during injection molding, liquid plastic flows in the hot model groove to form lines solidified at low temperature, the qualification rate of injection molding of the bottom plaque is improved, and the production efficiency is improved.

The present invention relates to the technical field of clamping devices for processing mobile phone glass, specifically to an integrated clamping device and method for processing mobile phone glass, including a mounting frame and a lifting frame, wherein two mounting frames are symmetrically arranged in front and back. The present invention reduces the thermal stress of the side of the mobile phone glass in the subsequent processing process by using a preheating component before processing the side of the mobile phone glass, thereby reducing the risk of cracking and breaking of the mobile phone glass during the processing; after clamping one side of the mobile phone glass in succession by adjusting components on both sides, the orientation of the mobile phone glass is changed, thereby realizing automatic and comprehensive cleaning of the mobile phone glass, and at the same time, the surface of the mobile phone glass after comprehensive cleaning can be quickly blown dry, so that the mobile phone glass does not need to be clamped and disassembled multiple times in different processing steps, thereby improving the processing efficiency of the mobile phone glass.

The application provides an industrial waste heat recovery and utilization system with high efficiency and energy saving, comprising a boiler, a periodic blowdown tank connected with the boiler, a periodic blowdown expander communicated with the periodic blowdown tank through a blowdown pipe, wherein the blowdown pipe is provided with a first primary valve and a first secondary valve, a steam drum, a continuous blowdown tank communicated with the steam drum through desalted water branch pipes arranged on the left and right sides of the steam drum, a continuous blowdown expander communicated with the continuous blowdown tank through a desalted water main pipe, and a heat exchange station water supply tank communicated with the continuous blowdown expander through a heat exchange station branch pipe. The periodic blowdown expander and the continuous blowdown expander are arranged to receive waste heat water from periodic blowdown of the boiler and desalted water from continuous blowdown of the steam drum respectively, and the flow of the waste heat water and the desalted water is controlled through valves, so that more reasonable recycling and discharge can be realized, water consumption and wastewater discharge can be effectively reduced, the utilization efficiency of energy is improved, energy waste is reduced, the operation cost of enterprises is reduced, and the goal of energy saving and emission reduction is achieved.