22results about How to "Emission safety" patented technology

The utility model provides a boiler flue gas white smoke eliminating device. The boiler flue gas white smoke eliminating device comprises a mounting frame; the treatment box is used for carrying out white elimination treatment on boiler flue gas and is fixedly mounted at the top of the mounting frame; the plurality of heat exchange pipes are used for carrying out heat exchange and white elimination treatment on boiler flue gas, and are fixedly arranged in the treatment box; the air inlet is formed in the treatment box; the gas outlet is formed in the treatment box; the filter plate is used for filtering dust in boiler flue gas, and the filter plate is arranged in the treatment box; and the heat exchange circulating mechanism is used for carrying out circulating heat exchange on the boiler flue gas in the heat exchange pipes. According to the boiler flue gas white smoke eliminating device, dust particles in flue gas can be well filtered, impurities entering the white smoke eliminating device are effectively reduced, the follow-up cleaning difficulty is lowered, and the overall using effect is improved.

The invention provides an anesthetic waste gas recycling and discharging device, and belongs to the technical field of waste gas treatment. In order to solve the problem that an existing anesthetic waste gas treatment device cannot treat anesthetic waste gas generated by an anesthetic gas volatilization tank on an extracorporeal circulation machine in time, the anesthetic waste gas recycling and discharging device capable of treating the anesthetic waste gas generated by the extracorporeal circulation machine in time is arranged. The device is connected with a pipe orifice of an anesthetic waste gas exhaust pipe of the extracorporeal circulation machine, so that anesthetic waste gas generated by the extracorporeal circulation machine can be treated in time; the waste anesthetic gas recycling and discharging device comprises a disinfection mechanism, a condensation and liquefaction mechanism and an adsorption mechanism, after waste anesthetic gas enters the waste anesthetic gas recycling device, the waste anesthetic gas is heated and then condensed, recovery of anesthetic components in the waste anesthetic gas is achieved, and the waste anesthetic gas which is not liquefied is adsorbed and degraded; furthermore, the treated gas is safely exhausted through an exhaust pipe of the adsorption mechanism.

The invention relates to the field of waste power energy storage battery recycling treatment, in particular to a waste power energy storage battery recycling treatment system which comprises a cracking carbonization kiln and a tail gas treatment unit for treating tail gas generated in the cracking carbonization process of the cracking carbonization kiln, and a material treatment unit is arranged on one side of the inlet end of the cracking carbonization kiln. The waste battery crushed materials are conveyed in a closed mode through a first spiral conveyor, and a cooling kiln is arranged on one side of the outlet end of the cracking carbonization kiln; according to the waste power energy storage battery high-temperature pyrolysis and carbonization system, through the pyrolysis process of two-stage crushing pretreatment, closed spiral conveying, uniform pyrolysis and carbonization in the pyrolysis and carbonization kiln, sealed dynamic discharging and cooling in the cooling kiln, high-temperature pyrolysis and carbonization treatment on the waste power energy storage battery is achieved; and the tail gas in the cracking and carbonizing process is sequentially subjected to dust removal, combustible organic matter removal, acid gas removal and peculiar smell treatment, so that the tail gas is safely discharged after meeting the environment-friendly emission standard.

The utility model discloses a grounding structure for high-speed train framework welding, which relates to the field of rail transit train body welding and comprises an insulating base and second bolts, the two sides of the top end of the insulating base are in threaded connection with the second bolts, and a threaded steel sleeve is arranged at the upper end of one side of the insulating base. And the other side of the top end of the insulating base is fixedly connected with a shaft sleeve through a thin nut, the interior of the shaft sleeve is slidably connected with a connecting shaft, and the top end of the connecting shaft is fixedly connected with an electrode. According to the grounding structure for high-speed train framework welding, when a workpiece makes contact with the electrode, the spring bears certain pressure, meanwhile, the workpiece is pushed upwards by a certain distance through the elasticity of the spring, the workpiece makes contact with the electrode all the time and has certain pressure, current can well pass through, and therefore welding is completed; and the elastic force of the spring can quickly assist in quick resetting of the connecting shaft and the electrode, and meanwhile, the elastic force of the spring can quickly adapt to machining of workpieces with different weights.

The application relates to a waste solid propellant incineration destroying device and method, which comprises a sample feeding system, an ignition system, an incineration furnace, a slagging machine, a buffer tank, a secondary high-temperature incineration device, a flue gas purification system and a control system; the sample feeding system is communicated to the inside of the incineration furnace through the top of the incineration furnace, the ignition system and the slagging machine are installed at the bottom of the incineration furnace; one end of the buffer tank is communicated with the incineration furnace, the other end is communicated with the air inlet of the secondary high-temperature incineration device, the air outlet of the secondary high-temperature incineration device is communicated to the flue gas purification system; the control system is electrically connected with the sample feeding system, the ignition system, the incineration furnace, the slagging machine, the buffer tank, the secondary high-temperature incineration device and the flue gas purification system, and the safety and environmental protection problems existing in the open destruction of waste solid propellant are solved.

The invention discloses a ventilation opening adjusting device based on the Internet of Things, and relates to the technical field of ventilation devices.The ventilation opening adjusting device comprises a main body mechanism, the main body mechanism comprises a ventilation fan, one side of the ventilation fan fixedly communicates with a ventilation pipe, and an air opening adjusting mechanism is arranged in the ventilation pipe; the air port adjusting mechanism comprises an inlet adjusting unit, the inlet adjusting unit is located in the ventilation pipe, the inlet adjusting unit is used for independently opening a plurality of gas pipelines so as to achieve classified treatment of different gases, and the inlet adjusting unit is based on the Internet of Things technology, provided with an intelligent sensor and used for monitoring gas types in real time. According to the ventilation opening adjusting device based on the Internet of Things, by arranging the inlet adjusting unit, independent control over the multiple gas treatment pipes can be achieved, so that different pipelines are independently opened to treat different kinds of gas, opening and closing of the corresponding gas inlet covers can be accurately adjusted through the overall structure, and classified treatment of the gas is achieved.

The invention provides an air pollutant purification system and method, and relates to the field of air pollutant purification, the air pollutant purification system comprises a freezing assembly, an air circulation assembly, a desorption assembly and a discharge assembly, various gaseous pollutants can be treated through a liquid nitrogen freezing technology which is difficult to achieve through a single technology, the gaseous pollutants are frozen or liquefied through low temperature, and the gaseous pollutants can be treated through a desorption assembly. Various pollutants can be efficiently removed in a short time. Besides, the air pollutant purification system comprises three working conditions of purification, desorption and emission, and the three working conditions are tightly matched to form a closed-loop system, so that efficient purification of various air pollutants is realized. The arrangement of a closed-loop system ensures thorough removal of pollutants and efficient operation of the system, and has extremely high energy utilization efficiency and environmental protection property.

The invention discloses a coal-fired power plant wastewater discharge system and method. The discharge system comprises a primary physical treatment module, a secondary chemical treatment module, a tertiary biological treatment module, a deep filtration treatment module, a marsh filtration module, an energy recovery module and a circular treatment module. The marsh filtering module comprises a movable base, a marsh filtering tower, a marsh filtering device, a water inlet pipe and a marsh overflow pipe; according to the discharging method, large-particle solids are filtered through the primary physical treatment module, small-particle solids are condensed into large particles through the secondary chemical treatment module, organic matter is decomposed through the third-stage biological treatment module, soluble pollutants are removed through the deep filtration treatment module, natural purification is provided through the marsh filtration module, and waste water can be directly discharged. The circular treatment module is used for guiding the wastewater into the previous treatment module for repeated filtration; according to the invention, high efficiency and stability of desulfurization wastewater treatment are realized, fluctuation of a filtering treatment effect is reduced, and pollution to the environment and harm to a human body are reduced.

The invention discloses a gasified hydrogen recovery and pressure relief coupling system for liquid hydrogen storage. The secondary heat exchanger and the primary heat exchanger are respectively provided with a cold side inlet, a cold side outlet, a hot side inlet and a hot side outlet; a hydrogen and air inlet and a tail gas outlet are formed in the auxiliary power device; a hydrogen and diluent gas inlet and a mixed gas outlet are formed in the mixed gas cylinder; a first liquid hydrogen pump in the liquid hydrogen storage tank is connected with the power device through a first one-way valve; a gas hydrogen outlet of the liquid hydrogen storage tank is connected with a hydrogen inlet of the mixed gas cylinder and an inlet of the hydrogen compressor, an outlet of the hydrogen compressor is connected with a cold side inlet of the secondary heat exchanger, and a cold side outlet of the secondary heat exchanger is connected with a hydrogen inlet of the auxiliary power device. An outlet of the air compressor is connected with a cold side inlet of the primary heat exchanger, and a cold side outlet of the primary heat exchanger is connected with an air inlet of the auxiliary power device. According to the liquid hydrogen storage tank, the situation that evaporation gas hydrogen in the liquid hydrogen storage tank is directly discharged to cause aircraft energy waste can be avoided, and meanwhile redundant evaporation gas hydrogen can be safely and reliably discharged to the external environment.

The utility model discloses a portable carbonization treatment device for repairing plants. The portable carbonization treatment device comprises a movable carrier platform, a carbonization furnace and a tail gas treatment unit, the carbonization furnace and the tail gas treatment unit are arranged on the movable carrier platform; the tail gas treatment unit comprises a tank body, a smoke inlet pipe, a gas return pipe, a smoke discharge pipe and a liquid discharge pipe. And an inclined flue is arranged between the smoke inlet pipe and the carbonization furnace. According to the vehicle-mounted portable carbonization device for repairing the plants, tail gas generated by repairing the plants can be effectively treated and recycled through the tail gas treatment device, and the overall energy consumption level is improved under the condition that emission safety is effectively guaranteed. In addition, aiming at the condition that smoke contains a large amount of ash in the charcoal fire process, the inclined flue is arranged in the smoke exhaust pipeline, and the influence of the ash on the tail gas treatment device is reduced.

The present application relates to a kind of for oil and gas well superhigh pressure multiphase fluid gas sampling analysis method and system.The system is composed of manual needle valve, stop valve, displacement tank, high pressure displacement metering pump, condensing dryer, catalytic oxidizer and gas chromatograph etc..Based on the pressure difference before and after the choke manifold, the system can realize the spontaneous flow of lateral line flow, without external power, and the high pressure displacement metering pump in the process of acquisition will be redundant sample back injection oil and gas main pipeline, realize resource recovery and zero emission;Adopt the design of displacement tank pressure reduction flash evaporation can efficiently release dissolved gas, improve sampling accuracy;Integrating multi-node pressure sensor real-time monitoring pipeline leakage and filter blockage, guarantee the safe operation of chromatograph;Nitrogen purge residual sample gas is converted into CO2 And H2O by catalytic oxidizer, realize safe emission.The method is through " pressure difference drive-flash evaporation-gas release-closed loop injection " process, realize the gas sampling in superhigh pressure multiphase fluid, widely applicable to the sampling needs of deepwater oil and gas well, shale gas and other multiphase fluid.

The utility model provides an environment-friendly sewage filtering device, which comprises a box body, and further comprises a conveying assembly, a transmission assembly, a driving assembly, a filtering assembly, a cleaning assembly and a storage assembly, the cleaning assembly is arranged to clean sundries accumulated on the surface of the filtering assembly, so that the sundries can be effectively prevented from blocking a filtering plate; the cleaning assembly is arranged on the filter plate, the filtering efficiency of the filter plate is guaranteed, the sewage treatment efficiency is improved, the sewage treatment pressure is relieved, meanwhile, the cleaning assembly is driven by water flow, power consumption is not needed, loss of power resources is reduced, the filter device is more reliable, meanwhile, sewage is treated through the filter plate, discharged sewage is safer, and the cleaning assembly is more environment-friendly. The pollution to the environment is reduced, and meanwhile, the subsequent sewage treatment is also facilitated.

The utility model provides a powder coating indoor spraying dust suction device which comprises a bottom plate, a draught fan arranged above the bottom plate, a folding hose arranged at the air inlet end of the draught fan, an air suction disc arranged at the front end of the folding hose, an exhaust pipe arranged at the air outlet end of the draught fan, and a filter box arranged on the side, close to the air outlet end of the exhaust pipe, of the bottom plate. An air outlet is formed in one side of the filter box, a filter plate is arranged at the position, close to the air outlet, in the filter box, a brush is arranged on one side of the filter plate, and bristles of the brush make contact with the filter plate; the filter box is provided with a first driving mechanism used for driving the brush to reciprocate on one side of the filter plate in the vertical direction. The powerful suction capacity of the draught fan is matched with the efficient filtering system, it is ensured that powder generated in the spraying process can be collected and effectively intercepted through the filtering plate, purified air is safely discharged, the air quality of the working environment is maintained, and filtered powder materials are collected in a centralized mode.

The invention relates to the technical field of gas separation, in particular to an environment-friendly phosphate tail gas absorption tower, a supporting assembly comprises a base, a supporting shell, a liquid storage cavity, a gas inlet pipe and a water supply tank, the supporting shell is fixedly connected with the base and located at the top of the base, the liquid storage cavity is arranged at the bottom of the supporting shell, and the gas inlet pipe is arranged on one side of the supporting shell; the water supply tank is arranged on one side of the supporting shell, the spraying assembly comprises a supporting net, a reaction layer, a supporting rod, a liquid inlet pipe, a rotating pipe frame and a plurality of spraying heads, the supporting net is arranged in the supporting shell, the reaction layer is arranged on the supporting net, the supporting rod is fixed to the upper portion of the reaction layer, the liquid inlet pipe is fixed to the supporting rod, and the rotating pipe frame is rotationally connected with the supporting rod; and the multiple spraying heads communicate with the rotating pipe frame and are located on the periphery of the rotating pipe frame, and the exhaust assembly is arranged at the top of the supporting shell. Therefore, the tail gas containing phosphate can be effectively treated, and the water mist can be better combined with the tail gas for absorption.

The invention provides a treatment device for carbon emission of aggregate of an asphalt mixture mixing plant, and belongs to the technical field of carbon emission treatment equipment.The treatment device for the carbon emission of the aggregate of the asphalt mixture mixing plant comprises a primary treatment tank; the nitrogen oxide treatment box is communicated with the primary treatment tank; the combustion chamber is communicated with the nitrogen oxide treatment box; the reaction tank is communicated with the combustion chamber; a discharging opening of the spiral feeding machine is detachably communicated with the top of the reaction tank in a sealed mode. According to the solution reaction tank, when sodium peroxide powder is input into the solution reaction tank, carbon dioxide generated in the aggregate process of the asphalt mixture mixing plant is promoted to react sufficiently; after the sodium peroxide powder falls into the solution, the carbon dioxide waste gas and the sodium peroxide solution are further promoted to fully react, so that the step of specially preparing the sodium peroxide solution is omitted, the working hours are saved, the removal reaction efficiency and quality of the carbon dioxide waste gas are improved, and the purposes of reducing carbon emission and realizing safe emission are achieved.

The utility model discloses a device is retrieved with papermaking wastewater belongs to wastewater recovery technical field, including sedimentation tank and the multistage settlement structure of setting in the sedimentation tank, one side of sedimentation tank is equipped with filter equipment still, the top one side of sedimentation tank is equipped with feed cavity, the inner wall fixed connection of feed cavity has guide vane, through the setting of multistage settlement mechanism, first papermaking wastewater and chemical reagent enter the feed cavity in the sedimentation tank, and the guide of guide vane in feed cavity enters the first settlement chamber and settles down, and the papermaking wastewater that settles down through the first settlement chamber enters the second settlement chamber through the height of baffle that adjusting rod adjusts, and the papermaking wastewater that settles down through the second settlement chamber enters the third settlement chamber through the height of baffle that adjusting rod adjusts, through several levels of settlement, make the solid object in the papermaking wastewater that settles down and stay in the bottom of sedimentation tank, effectively prevent the aperture block -up of subsequent filter equipment, effectively improved the efficiency of filtration.

The utility model relates to the technical field of plastic particle production, in particular to a drying device suitable for plastic particles. A drying device suitable for plastic particles comprises a bottom plate, a drying barrel, a cover plate, a screen frame, a heating box, a draught fan, a bottom cover, a baffle, a waste gas box, a dismounting assembly and the like, the drying barrel is fixedly connected to the bottom plate, the cover plate is arranged on the drying barrel, through holes are formed in the cover plate, the screen frame is fixedly connected to the bottom of the drying barrel, and the heating box is fixedly connected to the rear end of the drying barrel. The fan is fixedly connected above the heating box, the bottom cover is in threaded connection to the bottom of the drying barrel, the baffle is slidably connected to the bottom of the front end of the drying barrel, and a waste gas box is arranged on the cover plate and connected with a through hole of the cover plate. By means of the replaceable waste gas box, it is guaranteed that gas generated when plastic particles are dried can be absorbed and purified, and therefore safety of gas emission is guaranteed, and the purpose of environmental protection is achieved.

The invention relates to the technical field of wastewater treatment, and particularly discloses water treatment equipment with a water quality monitoring function, the water treatment equipment comprises a treatment cylinder, a water inlet pipe is mounted at the top of the treatment cylinder, the bottom end of one side of the treatment cylinder is communicated and connected with a drainage pipe, and a monitoring assembly and a feeding mechanism are sequentially mounted at one end, connected with the treatment cylinder, of the water inlet pipe; a hollow water guide cylinder is detachably mounted on the inner wall of the treatment cylinder, a stirring mechanism is arranged between the inner top of the treatment cylinder and the top of the hollow water guide cylinder, a plurality of drainage through grooves allowing wastewater to pass through are evenly and annularly formed in the outer end of the upper surface of the hollow water guide cylinder, and a plurality of magnetic plates are further evenly arranged on the upper surface of the hollow water guide cylinder; the bottom of the hollow water guide cylinder is slidably connected with an overflow cylinder, a plurality of impurity removal assemblies are further arranged between the overflow cylinder and the hollow water guide cylinder, and an adjusting assembly is further arranged between the overflow cylinder and the hollow water guide cylinder, so that the problem that the environment is seriously polluted by heavy metals due to the fact that traditional industrial wastewater is easily discharged together with heavy metal impurities is solved.

The utility model provides an industrial wastewater filtering treatment device, which belongs to the technical field of wastewater treatment, and comprises a shell, a filter screen, a water inlet pipe and a water outlet pipe, the servo motor is fixedly connected to one side end of the shell; the spiral fan blades are rotationally connected into the shell, and the spiral fan blades are fixedly connected to an output shaft of the servo motor; the semicircular groove is formed in one side end of the shell; the water inlet is formed in the upper end of the shell; the semi-circular barrel is located at one side end of the shell, suspended particles and part of soluble pollutants in waste water can be effectively removed by combining the rotation effect of the spiral fan blades and physical interception of the filter screen, the design of circular holes of the spiral fan blades is beneficial to guiding water flow, cutting and filtering are conducted at the same time, and the filtering efficiency is improved. And the contact area between the water flow and the inclined plate can be increased when the wastewater passes through the inclined plate, so that the sedimentation of suspended matters is further promoted.

The utility model discloses a water sump coal slime self-discharging device, which relates to the technical field of coal slime cleaning and comprises a sedimentation tank, a sedimentation tank is arranged in the sedimentation tank, two filter screens are mounted on the side wall of the sedimentation tank, a connecting frame is mounted on the upper side of the sedimentation tank, and the top end of the connecting frame is connected with a hanging hook on the bottom side of a chain block. And a sliding piece is mounted at the top end of the chain block and slides on the channel steel track. According to the self-discharging device for the coal slime in the water sump, the setting tank is driven to ascend and descend in the setting pond through the arranged chain block, the setting tank is slowly removed from the water sump, the coal slime in the setting tank can be cleaned by opening the filter screen in the window, the coal slime does not need to be cleaned in the setting pond any more, and rapid, efficient and safe cleaning and discharging of the coal slime are achieved.

The invention relates to the technical field of vehicles, in particular to a vehicle-mounted hydrogen system, a vehicle control method and a vehicle. The vehicle control method comprises the following steps: acquiring hydrogen state parameters after the hydrogen storage piece is discharged; and according to the hydrogen state parameters, the hydrogen pressure in the hydrogen storage piece is adjusted so that the hydrogen pressure in the hydrogen storage piece can be discharged to the predicted hydrogen pressure, and therefore the hydrogen of the vehicle can be effectively and safely discharged.