41results about How to "Compact processing" patented technology

The invention discloses a sewage treatment device, which comprises: an integrated main treatment device with a coagulating pond, a gravity reinforcement pond, a ripening pond and a tipping clear pond, wherein, connecting the clear pond bottom and pump and separator by pipes; a separator, and a sludge pump. The opposite treatment method comprises: using diatomite as the sped-up medium for clear pond to increase flocculating setting speed and improve water purification ability. This invention also has well denitrification effect, and fits to recovery for output water from urban sewage treatment plant and unstable domestic sewage.

The invention provides a sewage treatment system and method based on magnetic coagulation AAS and a magnetization MABR. The sewage treatment system comprises a magnetic-coagulation and anoxic-activated-sludge treating unit, an anoxic sludge magnetic separation unit, a magnetized-nitrified-sludge and membrane separation unit and an aerobic sludge magnetic separation unit. Sewage enters the magnetic-coagulation and anoxic-activated-sludge treating unit, magnetic powder and a chemical coagulant are put for treatment, then the product is separated through the anoxic sludge magnetic separation unit, the separated sewage enters the magnetized-nitrified-sludge and membrane separation unit, magnetic powder is put for treatment, the product is separated through the aerobic sludge magnetic separation unit, and nitrification liquid flows back to the magnetic-coagulation and anoxic-activated-sludge treating unit. By means of the sewage treatment system and method in the technical scheme, nitrogen and phosphorus in the sewage are synchronously and deeply removed, it is guaranteed that carbon and nitrogen are removed through organisms, membrane pollution is effectively relieved, and the sewage treatment system and method have the better de-nitrification effect, phosphorous removing effect and nitration effect and the shorter sludge-water mixed liquid separating time.

The invention discloses a precision multi-axis automatic wire stripping and tin dipping device which comprises a wire rod machining device and a multi-axis movement device. A tin dipping driving mechanism is arranged between the wire rod machining device and the multi-axis movement device, the wire rod machining device comprises a transmission mechanism, a wire cutting mechanism and a wire core twisting mechanism, the multi-axis movement device comprises a first movement mechanism, a second movement mechanism and an overturning mechanism, and the overturning mechanism is provided with a plurality of wire rod feeding assemblies. The invention further discloses a wire rod machining method. The precision multi-axis automatic wire stripping and tin dipping device is provided with the wire rodmachining device, the multi-axis movement device and a tin dipping driving mechanism, full-automatic production of processes of stripping, wire core twisting tidying, tin dipping and wire cutting of wire rods is achieved, the labor intensity is reduced, time is saved, and efficiency is improved; the wire cutting mechanism and the wire core twisting mechanism can move at the same time, the time difference between processes is reduced, the machining process is more compact, and the efficiency is improved while the wire rod production quality is guaranteed.

The invention relates to a radioactive waste treatment technology, in particular to a method and a system for performing electrodialysis treatment on radioactive waste incineration process waste water. The method for performing the electrodialysis treatment on the radioactive waste incineration process waste water includes: respectively placing the process waste water in a primary water concentration tank and a primary water desalination tank according to a volume ratio of 1:1, generating a primary desalinated solution and a primary concentrated solution after performing primary circulation desalination on the process waste water, respectively feeding the primary desalinated solution to a secondary water concentration tank and a secondary water desalination tank according to a concentration and desalination solution volume ratio of 3.5:4.5, performing secondary circulation desalination on the primary desalinated solution in the secondary water concentration tank and the secondary water desalination tank so as to generate a secondary desalinated solution, using a part of the secondary desalinated solution to prepare incineration system new absorption liquid, and discharging the rest of the secondary desalinated solution; performing direct current concentration on the primary concentrated solution separately fed to a concentration chamber and a desalination chamber in a concentration tank according to a volume ration of 5:7 so as to obtain a direct current concentrated solution, spraying the direct current concentrated solution into high temperature flue gas so as to achieve spray drying, and using a bag filter to collect salt particles obtained after the spray drying. The method for performing the electrodialysis treatment on the radioactive waste incineration process waste water is simple in process, and the system for performing the electrodialysis treatment on the radioactive waste incineration process waste water is compact, simple and convenient to operate and run, and low in energy consumption.

The invention discloses the technical field of accessories of an internal combustion engine, and particularly relates to a novel shield ring for the internal combustion engine. The novel shield ring for the internal combustion engine comprise a shield ring body, wherein the inner wall of the shield ring body consists of a stepped upper inner wall and a stepped lower inner wall, and an annular groove is vertically turned in the shield ring body; an annular V-shaped groove is vertically formed in the lower surface of the shield ring body; the diameter of the upper inner ring is smaller than that of the lower inner wall. The novel shield ring is simple in structure, reasonable in design, convenient in operation, higher in precision, good in dustproof effect and long in service life, is tightly matched with components of the internal combustion engine, and does not need to be changed frequently, so that the production efficiency is improved, and the cost is reduced.

The invention relates to a traveling wheel mechanism with an automatic lifting function and for a rail trolley. The walking wheel mechanism has an advancing function, a hydraulic lifting function anda fastening limiting function, and can achieve safe and reliable advancing, ascending, descending and fastening limiting between the rail trolley and an H-shaped rail. The traveling wheel mechanism comprises an advancing structure, a hydraulic lifting structure and a fastening limiting structure; the advancing structure comprises an advancing wheel matched with the H-shaped rail; the hydraulic lifting structure comprises a hydraulic oil cylinder used for driving the advancing wheel to ascend or descend to be separated from or make contact with the H-shaped rail; when the traveling wheel is incontact with the H-shaped rail, the rail trolley is supported on the H-shaped rail through the traveling wheel, and at the moment, the rail trolley is in an advancing state; when the traveling wheel is separated from the H-shaped rail, the rail trolley is supported on supporting frames on the two sides of the H-shaped rail, and the rail trolley and the supporting frames are fastened and limited through the fastening limiting structure, and at the moment, the rail trolley is in a fastening limiting state.

The invention discloses an agent and a process for treating high-content waste acid of a metallurgical mine and by-producing multiple products, which are completed by the following agents and processes: firstly, adding an agent A into waste acid water to neutralize the waste acid, generate precipitates such as calcium sulfate and the like, and release gas carbon dioxide to be recovered and refined to generate a carbon dioxide product; precipitating and separating out calcium sulfate and aluminum ferric sulfate products. And continuously adding chemicals into the filtrate to generate copper, zinc and manganese precipitates, separating to obtain copper, zinc and manganese products, removing heavy metals, and finally discharging or recycling water after reaching the standard, so that all valuable components in the wastewater can be recycled into products, and the comprehensive utilization of resources is realized.

The invention provides an air suction device, a compression assembly and an air conditioner. The air suction device comprises a barrel, an air inlet pipe, a first air outlet pipe and a second air outlet pipe, the circulation area of the air inlet pipe is S, the circulation area of the first air outlet pipe is S1, the circulation area of the second air outlet pipe is S2, and S is larger than or equal to S1+S2; or the air suction device comprises the air inlet pipe, the first air outlet pipe and the second air outlet pipe, the circulation area of the air inlet pipe is S, the circulation area ofthe first air outlet pipe is S1, the circulation area of the second air outlet pipe is S2, and S is larger than or equal to S1+S2. According to the air suction device, the compression assembly and theair conditioner, the air suction resistance can be effectively reduced, the air conveying amount of the compressor is increased, the energy efficiency of the compressor is effectively improved, and power consumption is reduced; and air suction pulsation interference of two air cylinders of the compressor can be effectively reduced, air suction of the compressor is smoother, power consumption of the compressor is reduced, and energy efficiency of the compressor is improved.

The invention provides a fixture for machining an engine cylinder end surface and a crankshaft hole. The fixture comprises a pull rod module, a pressing plate module and a support frame module; the pull rod module includes a base, an upper support rod, a lower support rod and a positioning mechanism; the pressing plate module is a rectangular block body; a special-shaped hole and a pressing point are arranged on the pressing plate module; and the support frame module includes a support base, a support column and a support body. The fixture has the following technical effects: after the fixture is used, the problems of low clamping efficiency and large occupied space can be solved, so that the machining of a whole engine cylinder can be finished by using two machining centers.

The continuous automatic feeding equipment comprises a support, a center shaft is fixed to the center of the upper portion of the support, the center shaft is rotatably sleeved with a rotating disc, the rotating disc is rotatably connected with the support, a driving device is arranged below the support, and the driving device is connected with the rotating disc. The driving device can drive the turntable to rotate along the edge of the turntable; a plurality of guide rails extending in the radial direction of the rotary disc are evenly distributed on the circumference of the rotary disc, each guide rail is slidably connected with a sliding rod, a clamping device is arranged at the end, away from the circle center of the rotary disc, of each sliding rod, and a cleaning assembly fixed to the corresponding sliding rod is arranged above the corresponding clamping device. At least one punching machine is arranged on the edge of the rotating disc, and the working face of the punching machine faces the radial direction of the rotating disc and is within the stroke range of the clamping device. Compared with the prior art, stamping parts can be cleaned before and after stamping, machining defects are reduced, the machining procedure is compact, and the machining efficiency is high.

The invention relates to a rapid locking mechanism for a stirring paddle. The rapid locking mechanism for the stirring paddle comprises a stirring shaft, the stirring paddle, a pressure sleeve, an adhesive tape retaining sleeve, adhesive tapes and two cams, wherein the stirring shaft is arranged in the stirring paddle; a drive pin arranged on the stirring shaft is located in a groove arranged on the stirring paddle; the pressure sleeve is sheathed onto the stirring shaft; the adhesive tape retaining sleeve is sheathed onto the pressure sleeve; the adhesive tapes are arranged between the pressure sleeve and the adhesive tape retaining sleeve; the upper ends and the lower ends of the adhesive tapes are respectively contacted with the top end of the adhesive tape retaining sleeve and the bottom end of the pressure sleeve; the two cams are respectively arranged at both sides of the stirring shaft through a cam pin shaft; and when in a locking state, the bottom end of the adhesive tape retaining sleeve is compressed tightly by the surface at the maximum diameter position of each cam; the adhesive tape retaining sleeve and the pressure sleeve are respectively supported by the upper ends and the lower ends of the adhesive tapes; and the upper end face of the stirring paddle is compressed tightly by the bottom end face of the pressure sleeve. According to the rapid locking mechanism for the stirring paddle, any parts do not need to be disassembled or assembled during the process of installing and disassembling the stirring paddle and the stirring shaft, thus, the stirring paddle and the stirring shaft are rapidly connected and are effectively locked; the stirring paddle replacement time and the stop time of equipment are shortened; and the utilization ratio of a machine is greatly increased.

The invention provides a quaternion-based coherent signal two-dimensional DOA (Direction of Arrival) estimation method. The method comprises the following steps: establishing an observation signal complex model; establishing an observation signal quaternion model; constructing a correlation matrix, performing quaternion cross-correlation vectorization simplification, and realizing signal source decoherence through correlation matrix smoothing; estimating a signal pitch angle by using a propagation operator method; and estimating a propagation operator, estimating a horizontal azimuth angle of an incident signal, and reconstructing an array response matrix. According to the method, the problem of how to eliminate the introduced additional additive noise while fully utilizing the array data is solved.