10results about How to "Save running costs" patented technology

The utility model discloses an axial flow heat radiation servo motor, comprising a casing provided with a cover, the cover is provided with a plurality of air holes, and the casing is rotatably connected with a rotating shaft; the stator assembly is in a circular ring shape and is connected into the machine shell. The rotor assembly is connected to the rotating shaft, the stator assembly surrounds the rotor assembly, and an annular air gap is formed between the rotor assembly and the stator assembly; and the cooling fan comprises an end seat and a plurality of fan blades, the end seat is in a circular ring shape, the end seat is connected to the end part of the rotor assembly, all the fan blades are distributed along the circumferential surface of the end seat, the fan blades are overlapped with the air gaps, the fan blades are overlapped with the air holes, the fan blades are bent towards the extension direction of the rotating shaft, and the fan blades are in central symmetry about the rotating surface of the end seat. The heat dissipation device is compact and reliable in structure, heat dissipation cost can be effectively saved, pertinence of fan blade operation heat dissipation is high, the energy utilization rate is high, heat dissipation efficiency is high, operation stability is high, and stable heat dissipation under the bi-directional rotation working condition can be guaranteed.

This invention discloses a multi-stage double-sided filter cloth reoxygenation disc biological contact oxidation tower, comprising double-sided filter cloth reoxygenation discs, an inlet pipe, and a support frame. The double-sided filter cloth reoxygenation discs are arranged at intervals from top to bottom on the support frame. Each double-sided filter cloth reoxygenation disc includes a disc body, the outer surface of which is covered with filter cloth. Water passage holes are formed at the bottom of the disc body. The water passage holes of the previous double-sided filter cloth reoxygenation disc are staggered with those of the next. The inlet pipe is located above the double-sided filter cloth reoxygenation discs at the top of the support frame and away from the water passage holes. A water receiving tray is placed at the bottom of the support frame, and an outlet pipe is connected to one side of the water receiving tray. This invention utilizes the double-sided filter cloth to increase the gas-liquid contact area, disperses water into small droplets through the water passage holes, and extends the gas-liquid contact time through a multi-stage staggered arrangement. It achieves efficient reoxygenation and pollutant degradation without external aeration, and has the advantages of simple structure, low energy consumption, and convenient maintenance.

The utility model provides a limestone-gypsum method desulfurization wastewater integrated treatment device which comprises an efficient concentration clarifier body, an efficient reactor is installed at the top of the efficient concentration clarifier body, a wastewater inlet pipe, a chemical hopper and a stirrer are installed at the top of the efficient reactor, and a chemical feeder is installed on the outer side surface of the chemical hopper. A blanking pipe is arranged between the high-efficiency reactor and the high-efficiency concentration clarifier main body, an inclined pipe precipitator and a baffle plate precipitator are arranged in the high-efficiency concentration clarifier main body, a sludge hopper is arranged at the bottom of the high-efficiency concentration clarifier main body, and a clear water pipe is arranged on the high-efficiency concentration clarifier main body; when wastewater is treated, clear water and sludge can be separated, the wastewater treatment process is greatly simplified, the investment cost and the operation cost are further saved, actual popularization is facilitated, large-particle impurities which are not completely precipitated can be intercepted through the arranged overflow grating, and solid particles are prevented from flowing out of the clear water pipe along with the clear water.

This invention discloses a low-carbon equivalent, high-toughness, ultra-high-strength marine engineering steel, FH550, and its production method, belonging to the field of metallic materials technology. The chemical composition of this steel, by mass percentage, is: C: 0.06~0.12%, Si: 0.20~0.40%, Mn: 1.30~1.70%, P≤0.015%, S≤0.003%, Al: 0.02~0.05%, Nb: 0.030~0.06%, V: 0.010~0.040%, Ti: 0.010~0.025%, Cr: 0.10~0.30%, B: ≤0.0005%, with the balance being Fe and impurities, and a carbon equivalent (Ceq) ≤0.44%. The production method includes: hot metal pretreatment → BOF smelting → LF refining → RH vacuum treatment → thick slab continuous casting → slow cooling with cover → billet heating → two-stage rolling → accelerated cooling → flaw detection → inspection. The two-stage rolling adopts a strong reduction process, and accelerated cooling after rolling replaces the quenching and tempering treatment. The FH550 steel plate of this invention has a yield strength ≥550MPa, an average KV2 impact energy ≥260J at -60℃, and combines ultra-high strength, low-temperature high toughness, and excellent weldability. The production process is simple, has a short cycle, and low cost, and can be widely used in deep-sea marine engineering, bridges, and other fields.

The invention discloses an automatic assembling device for a connector and a dustproof sleeve of an automobile inhaul cable. The automatic assembling device comprises a controller, a rack and a feeding mechanism. An oil basin for dipping the lower part of the joint with oil is arranged between the joint working station and the dustproof sleeve working station; the outer side of the dustproof sleeve working station is provided with a slide way for sliding the assembled joint and the dustproof sleeve to the collecting frame; the connector moving mechanism is used for sequentially grabbing the connector on the connector working station, dipping the connector with oil and placing the connector into the dustproof sleeve on the dustproof sleeve working station, and the press-fitting and feeding mechanism is used for press-fitting and fixing the connector on the dustproof sleeve working station and the dustproof sleeve and then feeding the connector and the dustproof sleeve to the slide way. The clamping mechanism is used for clamping and supporting the dustproof sleeve on the dustproof sleeve working station during press fitting; the feeding mechanism, the connector moving mechanism, the press fitting and feeding mechanism and the clamping mechanism are all electrically connected with the controller. The assembling device can automatically assemble the joint and the dustproof cover for the automobile inhaul cable, and is compact in whole machine structure, high in operation efficiency in the assembling process and good in assembling quality.

This invention discloses an environmentally friendly method for selectively leaching heavy rare earth elements (HREEs) from weathered crust leached rare earth ores, belonging to the fields of biometallurgy and rare earth hydrometallurgy. The method includes the following steps: activating microbial strains to obtain an activated bacterial solution; dissolving organic nitrogen and carbon sources in water to obtain a culture medium, and inoculating the activated bacterial solution to obtain a post-inoculated culture medium; adding sterilized weathered crust leached rare earth ore to the post-inoculated culture medium and conducting leaching experiments to obtain a leachate rich in HREEs; the concentration of organic nitrogen source in the culture medium is 1-2 g / L, and the concentration of carbon source is 2-10 g / L. This invention achieves a synergistic effect of selective leaching of HREEs and clean, low-ammonia nitrogen emissions through precise control of carbon and nitrogen source concentrations in the culture system, demonstrating significant industrial application value.

The utility model provides a shape follow-up adjusting jig, and relates to the technical field of tool clamps. The shape follow-up adjusting jig comprises a base, a guide plate is arranged on the base, a plurality of ejector pin holes parallel to one another are formed in the guide plate in the vertical direction, spring grooves in one-to-one correspondence with the ejector pin holes are formed in the base, a locking assembly is arranged between the guide plate and the base, and ejector pin springs are assembled in the spring grooves. The floating ejector pin which movably penetrates through the locking assembly is assembled in the spring groove and the ejector pin hole, and after the floating ejector pin moves downwards under the pressure of a workpiece, the position of the floating ejector pin which does not move downwards can be locked through the locking assembly. The position of the floating ejector pin which does not move downwards can be rapidly locked through the locking assembly, compared with the prior art, the structure is optimized, a cooling pipe, a cabin and other components are not arranged, meanwhile, application of refrigerants is reduced, and the purchasing cost of the refrigerants and the operation cost and maintenance cost of related equipment are effectively saved.

This invention discloses a double-layer composite ceramic fiber filter tube with functions of flue gas dust removal, nitrous oxide removal, and dioxin removal, and its preparation method. The ceramic fiber tube consists of an outer filter layer and an inner catalyst layer. The ceramic fiber tube provided by this invention has high dust removal efficiency at 150℃~400℃, high nitrous oxide removal efficiency, and high dioxin removal efficiency. The preparation process is simple and has few steps. The active components are uniformly dispersed on the carrier, with adjustable loading and high bonding strength. This material can achieve integrated treatment of dust, nitrous oxide, and dioxins, efficiently simplifying the treatment process of industrial exhaust gas purification and reducing flue gas treatment costs.

The utility model discloses a kind of reverse osmosis devices for reclaimed water, the device includes sewage treatment system and backwashing system, the sewage treatment system includes multiple reverse osmosis membrane components, and main water inlet pipe and main water outlet pipe are set on reverse osmosis membrane component, multiple reverse osmosis membrane components are installed in pry dress, parallel arrangement, are connected by connecting pipe between each other, and main water inlet pipe is installed in one side, main water outlet pipe is installed in other side, sewage inlet is installed on main water inlet pipe, clean water production outlet is installed on main water outlet pipe, and cleaning inlet and outlet pipeline, flushing inlet and outlet pipeline, valve are also installed on main water inlet pipe, clean and flush entire reverse osmosis module component by control valve, the utility model whole structure is simple and reasonable, stable in operation, good movability, on-site installation is convenient, application is flexible, can improve the depth of factory inspection, reduce floor area, to reduce on-site installation and debugging time and save engineering investment and operating cost.

The application relates to an upflow electro-catalytic gas floatation device and a wastewater treatment method. The device comprises, from bottom to top, an electro-catalytic oxidation three-dimensional electrode filler layer, a water outlet pipeline, a micro-nano bubble distribution plate, a water inlet distribution pipeline and a skimmer arranged in a treatment chamber. The device further comprises an internal reflux pipeline, which comprises an upper reflux section and a lower reflux section. An upper reverse cone and a lower reverse cone for separating floatage and wastewater are respectively arranged on the upper reflux section and the water outlet pipeline. The lower reflux section guides the wastewater separated by the upper reverse cone to the lower part of the electro-catalytic oxidation three-dimensional electrode filler layer. The device has high integration, small floor area, high wastewater treatment efficiency, and can improve the electro-catalytic oxidation efficiency and reduce the equipment operation and maintenance cost.