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129results about How to "Centralized processing" patented technology

Physicochemical comprehensive treatment system for dangerous waste liquid

The invention discloses a physicochemical comprehensive treatment system for a dangerous waste liquid. The system comprises a waste liquid storage tank, a paper tape filter, a quenching and tempering groove, four reagent grooves, three reaction vessels with stirrers, a tail gas absorption groove, a buffer tank, a water injection vacuum set, a centrifuge, a suction filtration groove, a membrane processor, a filter press, a filtrate collection pool, two waste liquid intermediate grooves, a sludge collection pool and a wastewater regulating pool. Each processing unit of the invention can be switched and combined flexibly so as to be adapted to various physicochemical comprehensive treatments of a dangerous waste liquid, such as acid-base neutralization, coagulation sedimentation, redox, desalination, solid-liquid separating and tail gas purifying treatment etc. Under the condition of satisfying the technical requirements of waste liquid treatment, the system of the invention can reduce repeated treatment facility construction and investment. Under the premise of ensuring a good treatment effect, the system provided in the invention reduces human consumption, material consumption and energy consumption, and reduces the treatment operation cost of per unit of waste amount. The escaping and leaking phenomena common in present waste liquid treatment processes can be avoided, and secondary pollution to the environment as well as damage to people can be eradicated.
Owner:ZHEJIANG UNIV

Urban solid waste and metallurgical solid waste combined treatment process

The invention belongs to the field of waste treatment, and relates to an urban solid waste and metallurgical solid waste combined treatment process. The urban solid waste treatment process comprises crushing, sorting, drying and processing and forming so as to form refuse derived fuel; the metallurgical solid waste treatment process comprises the steps of burdening, mixing, granulating, drying andhigh-temperature roasting in a rotary hearth furnace so as to form a metalized product ball; and the urban solid waste and metallurgical solid waste combined treatment process comprises the steps that the waste derived fuel which is finally formed in the urban solid waste treatment process is used for high-temperature heat supply of the rotary hearth furnace for treating metallurgical solid waste, and meanwhile, the flue gas which is roasted in the rotary hearth furnace in the metallurgical solid waste treatment process is treated, and after the flue gas is treated, the flue gas is used for drying the waste derived fuel in the preparation process of the urban solid waste process. According to the combined treatment process, energy is saved, centralized treatment of the solid waste can berealized, overall planning can be realized, the urban solid waste treatment process and the metallurgical solid waste treatment process are supplemented each other, resources are shared, and the construction cost and the operation cost are saved.
Owner:CHONGQING CISDI THERMAL & ENVIRONMENTAL ENG CO LTD

Device for rapidly measuring hydrogen at plurality of points after containment accident of nuclear power plant and realization method of device

The invention discloses a device for rapidly measuring hydrogen at a plurality of points after a containment accident of a nuclear power plant. The device comprises a sample gas sampling probe, a water vapor and hydrogen concentration measuring device, a first buffering gas tank and a sample gas pressurizing and recycling device, wherein the sample gas sampling probe is used for sampling sample gas in a containment of the nuclear power plant and removing gas sol and liquid-state water in the sample gas; the water vapor and hydrogen concentration measuring device is used for measuring concentrations of water vapor and hydrogen in the sample gas respectively and removing the water vapor; the first buffering gas tank is used for temporarily storing the sample gas without the water vapor and stabilizing a gas flow; and the sample gas pressurizing and recycling device is used for pressurizing the sample gas in the first buffering gas tank and then conveying the sample gas back into the containment of the nuclear power plant. The device can be used for accurately and rapidly measuring the concentrations of the water vapor and the hydrogen in the containment of the nuclear power plant, and provides reliable guarantees for real-time monitoring of the hydrogen concentration in a severe environment under an emergency condition.
Owner:MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS +2

Tall building kitchen sewage treatment method and integrated treatment device

InactiveCN109502839ASolve split processingEfficient handling of processing requirementsFatty/oily/floating substances removal devicesTransportation and packagingWater dischargeSludge
The invention discloses a tall building kitchen sewage treatment method and an integrated treatment device, wherein the tall building kitchen sewage treatment method comprises the following steps of (1) respectively conveying high floor kitchen sewage and low floor kitchen sewage into a water discharge chamber of a sewage discharge system through pipelines; (2) separating liquid and solid througha solid-liquid separation device; conveying the separated sewage liquid into an oil-water separation pool for oil-water separation; (3) conveying liquid after the oil-water separation into a pretreatment pool; respectively collecting the sludge and composite gas in the pretreatment mechanism; performing standard reaching discharge or repeated utilization on the treated sewage; (4) crushing the solid after the separation by the solid-liquid separation device through a crushing device; compressing the crushed solid and the sludge in the pretreated pool through a press filtering device ; (5) drying the compressed solid in a drying box to be used or buried. The method provided by the invention solves the problem to achieve the effects that the existing tall building kitchen sewage is integrally treated, so that solid-liquid separation and respective treatment are convenient.
Owner:金煊策

Numerical control milling machine

The invention belongs to the technical field of milling machine equipment, and particularly relates to a numerical control milling machine. The numerical control milling machine comprises a machine tool, a gas pipe, a worktable, a driving module and a slag discharging module, wherein the worktable is cylindrical; the driving module is arranged on the outer circle of the worktable; the slag discharging module is slidably arranged on the outer circle of the worktable and is fixedly connected to one side of the driving module; the slag discharging module comprises a collection box, a spiral plate, a rotation motor, a closing plate and a slag collection box; the driving module is used for driving the slag discharging module to rotate around the worktable; and during machining, for different working conditions where directions of cutting slags blown out by the air pipe are different, the collection box rotate around the worktable through the driving module, so that the milling machine is applicable to reception and processing work of cutting slags in different directions. According to the numerical control milling machine, the slag discharging module is arranged, so that the cutting slags of the machine tool is collectively treated; the driving module is matched with the slag discharging module, so that the cutting slags in different directions are cleaned according to different working conditions; and treating efficiency of the cutting slags is improved.
Owner:陈壮壮

Weld joint grinding device for automobile welding part production and using method thereof

The invention relates to the technical field of automobile welding part production, in particular to a weld joint grinding device for automobile welding part production and a using method thereof. Theweld joint grinding device comprises a base and a controller, wherein a grinding device body is fixedly connected to the inner side of the top end of the base and is fit to a transmission shaft; thegrinding device body comprises a first electric telescopic rod, a fixing frame, a grinding belt, a supporting frame, a first spring, a vertical shell, a connecting shaft, a first guide wheel, a firstmotor and a second guide wheel; according to the weld joint grinding device, the grinding belt, the supporting frame, the first spring, the fixing shell, the connecting shaft, the first guide wheel, the first motor and the second guide wheel are arranged, so that on one hand, a weld joint of the transmission shaft can be ground through the grinding belt, on the other hand, the grinding belt can betensioned through the first spring and the connecting shaft, the stable work of the grinding belt is guaranteed, and meanwhile the weld joint of the transmission shaft can be better ground through the arc-shaped arrangement of the supporting frame; and the grinding efficiency and the grinding effect are improved.
Owner:HEFEI CHANGQING MACHINERY

Plain river bottom silt clearing device and clearing method thereof

The invention discloses a plain river bottom silt clearing device and a clearing method thereof. The plain river bottom silt clearing device comprises a boat, wherein a driving device is arranged at the bottom of the boat, a lifting assembly is arranged at the front side of the boat, a clearing assembly is slidingly connected with the side, away from the boat, of the lifting assembly, a storage device is arranged at the front side of the top surface of the boat, a balance weight water tank is arranged at the rear side of the top surface of the boat, the storage device communicates with the balance weight water tank, and the clearing assembly communicates with the storage device. The method comprises the following steps: (1) conducting preparation before desilting; (2) stacking silt centralizedly; (3) conducting desilting; (4) storing the silt; and (5) conducting desilting on residual desilting points. According to the plain river bottom silt clearing device and the clearing method thereof, through the clearing assembly, river bottom silt at different depths can be cleared, the clearing assembly is used for clearing the silt at the river bottoms, meanwhile, the silt at the river bottoms is transported into the storage device, the silt placed in the storage device naturally sinks, and river water located above the storage device is transported into the balance weight water tank at the rear end of the boat, so that balance of the boat is guaranteed.
Owner:ZHEJIANG UNIV OF WATER RESOURCES & ELECTRIC POWER

Desilting device for reservoir and desilting method thereof

The invention discloses a desilting device for a reservoir and a desilting method of the desilting device. The desilting device for the reservoir comprises a boat body, an operating device and a siltbox, wherein the silt box is arranged on the boat surface of the boat body, the operating device is arranged at the end of the boat body, an opening is formed in the end of the boat body, an operatingroom is arranged on the boat body, the boat surface of the boat body is provided with a first slide rail, and the operating device is in sliding connection with the first slide rail; and the operating device comprises a rotary platform, a connecting piece and a desilting structure, wherein the rotary platform is rotationally connected with the connecting piece, the desilting structure is arrangedat the bottom of the connecting piece, a second slide rail is arranged on the bottom surface of the boat body, a base is slidably connected in the second slide rail, and a pushing structure is arranged on the base. The desilting method of the desilting device for the reservoir comprises the following steps of (a) preparing before desilting; (b) desilting at a first desilting position; (c) desilting at the rest desilting positions; and (d) recovering the tools. According to the desilting device for the reservoir and the desilting method of the desilting device for the reservoir, the silt at the bottom of the water is concentrated in one area for centralized desilting, so that the operation is simple and fast, the desilting time and the resources are saved, and the desilting efficiency is high.
Owner:浙江景昌建设有限公司

Device and method for continuously producing mixed dinitrobenzene by using coking benzene

The invention discloses a device and method for continuously producing mixed dinitrobenzenes by using coking benzene. The production device is composed of nitrating kettles, pre-washing kettles, neutralization kettles and washing kettles which are reversely connected in series, wherein the number of the nitrating kettles is 5-7, the number of the pre-washing kettles is 1-2, the number of the neutralization kettles is 2-4, the number of the washing kettles is 2-4, and an oil-water separator is connected in front of each kettle. The method disclosed by the invention comprises the following steps: nitrating coking benzene into dinitrobenzene in the nitrating kettles by using mixed acid consisting of sulfuric acid and nitric acid, and simultaneously carrying out ring-opening oxidation on thiophene so as to obtain carbon disulfide; then, sequentially processing a mixture by using the pre-washing kettles, the neutralization kettles and the washing kettles so as to obtain hetero-dinitrobenzene. In the invention, based on the characteristics of a benzene nitration process and the reaction characteristics of thiophene and the mixed acid, the mixed dinitrobenzene production process is a reverse continuous nitration process; the sulfur-free mixed dinitrobenzene is produced directly by using coking benzene, therefore, the energy consumption and material consumption of the traditional coking benzene desulfurization process are reduuced; because the step of pre-desulfurization is not required, the desulfurization cost is low, and the nitrification is safe; meanwhile, because the whole system is in reverse series connection, the conversion rate of the nitration reaction is high, the consumption of the sulfuric acid is low, and less wastewater is generated.
Owner:JIANGSU KESHENG CHEM EQUIP ENG

Electronic product testing production line and testing method thereof

The invention discloses an electronic product testing production line and a testing method thereof. Aiming at the problems that the manual testing efficiency for existing electronic products is slow,a use effect is not good enough, and the products are easy to pollute by dust on a conveyor belt, the invention provides the following scheme that the electronic product testing production line comprises a base, wherein two opposite installation frames are fixed onto the base; a main case is fixed between the upper ends of the two installation frames; an inlet and an outlet are formed in the leftside and the right side of the main case; a waste parts outlet is formed in the front surface of the main case; a group of fixed blocks is fixed to the each of the left side and the right side of themain case; rotary shafts are rotatably connected onto the two groups of fixed blocks; driven pulleys are fixed to one ends of the rotary shafts; and belt rollers are fixed to the other ends of the rotary shafts. According to the electronic product testing production line and the testing method thereof provided by the invention, a product automatic testing production line can be formed, so that theproduct testing efficiency is improved, the worker burden is reduced, and meanwhile, the cost is reduced; and in addition, ash removal work can be automatically carried out on the conveyor belt, so that dust on the conveyor belt is effectively prevented from polluting products.
Owner:PUTIAN UNIV

Color masterbatch automatic feeding equipment and feeding process

The invention discloses color masterbatch automatic feeding equipment and a feeding process, the equipment comprises a feedstock feeding device, a weight-increasing type feeding device, a gathering device and a control device, wherein the feedstock feeding device adopts a vacuum pumping mode to carry out feeding and supplementing, the weight-increasing type feeding device distributes materials tothe same material distribution point through mutually independent weighting warehouses arranged in a ring, so that the feeding efficiency is increased. The weighting mode of the weighting warehouse isthat an industrial control computer controls an opening amount of an outlet valve according to an input material addition amount to make the material fall from the storage bin into the weighing warehouse in a fast-adding-slow-supplying manner, and the weighing is more accurate. The equipment can realize material centered processing, closed input, and prevention of dust and feedstock pollution ofthe workshops. In order to ensure the continuity and reliability of the system operation, the system adopts the industrial control computer, a MES system device connected with the industrial control computer and interacting with the industrial control computer and a human-computer interface, which reduces manual participation and greatly improves the quality of products.
Owner:JIANGSU KINGFA SCI & TECH ADVANCED MATERIALS CO LTD +1

Paving construction pavement cleanliness detection method

The invention discloses a paving construction pavement cleanliness detection method. The cleanliness detection device is used for detection; the cleanliness detection device comprises a chassis main beam, left, right, front and rear arm pipes, left, right, front and rear wheels, a left fixing arm, a right fixing arm, left, right, front and rear damping plate springs, a left shock absorber, a rightshock absorber, a front shock absorber, a rear shock absorber, a left photoelectric sensor position adjustable bracket, a right photoelectric sensor position adjustable bracket, a laser correlation photoelectric emission sensor, a laser correlation photoelectric receiving sensor, a laser measurement sensor mounting bracket, a laser measurement sensor, an infrared temperature sensor bracket, an infrared temperature sensor, a warning lamp, a data processing center, a data transmission antenna and a pull rod pin. The laser correlation photoelectric transmitting and receiving sensors are fixed atthe bottom end of the photoelectric sensor position adjustable brackets through bolts. The laser correlation photoelectric emission sensor and the laser correlation photoelectric receiving sensor arebilaterally symmetrical, are kept on the same straight line and are kept close to the road surface.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Movable electrostatic dust collection device

The invention relates to the technical field of dust collection devices, and particularly relates to movable electrostatic dust collection device which comprises frame bodies. Each frame body comprises a stand column, a base and a handrail. Each stand column is of a hollow structure. Through air openings are formed in the opposite sides of the two stand columns. An electrostatic adsorption mechanism is further arranged between the two stand columns. The electrostatic adsorption mechanism comprises an adsorption plate, a dust suction groove and a shielding groove. The adsorption plate comprisesinsulating plates and charge plates. One face of each of the two charge plates are fixedly connected with the opposite face of each of the two insulating plates. A battery is fixedly arranged in thehandrail and is electrically connected with the charge plates. The dust suction groove is located in the bottom of the adsorption plate. The shielding groove is located in the top of the adsorption plate. Connecting mechanisms are arranged on the sides, opposite to each other, of the two stand columns, so that multiple frame bodies can be spliced in pairs through the connecting mechanisms. According to the invention, dust in air can be adsorbed to handrails, so that dust pollution can be reduced.
Owner:GUANGXI UNIV +2
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