17results about How to "Does not affect normal production" patented technology

The present application belongs to the technical field of contaminated site remediation and environmental engineering, and relates to a construction method and application of a green bioremediation system for bisphenol A in a production enterprise site. The present application provides a construction method of a green bioremediation system for bisphenol A in a production enterprise site, and the construction method comprises the following steps: S1, BPA degrading bacteria screening and culture; S2, micro-nano biochar preparation; S3, bacteria-carbon immobilization; S4, bioremediation system construction; the BPA degrading bacteria are Acinetobacter baumannii A1449.The present application can realize efficient remediation of BPA in soil and water.

The utility model provides a tubular heating furnace burner assembly with an automatic ignition function, which comprises a main control panel and a plurality of groups of burners, the main control panel is provided with a plurality of groups of burner control and display components, and each group of burner control and display component is respectively connected with the corresponding burner; and each group of combustors comprises a pulse igniter, a thermocouple electromagnetic valve, an ignition probe and a combustor nozzle. After an ignition switch is started, a pulse igniter discharges, an ignition probe forms electric sparks near a burner nozzle, meanwhile, a fuel gas adjusting valve is opened, and ignition can be completed, so that the ignition time is saved, the one-time ignition success rate is increased, and the stability of technological parameters of a heating furnace is guaranteed; fluctuation of technological parameters such as flow, temperature and pressure of a heating furnace system caused by long-time unsuccessful ignition is avoided, and unqualified product quality of the device is influenced. By adding the thermocouple induction needle, the thermocouple electromagnetic valve can be cut off immediately when the heating furnace flames out, and safe and stable operation of the device is protected.

The utility model discloses a device for controlling the concentration of nickel concentrate pulpified ore pulp, which is characterized in that an upper densimeter and a lower densimeter are arranged on a pulpifying tank and are respectively positioned at the upper half part and the lower half part of the pulpifying tank, so that when the numerical values of the two densimeters are consistent, it is confirmed that the ore pulp is uniformly stirred; the ore pulp required by production can be obtained by adjusting the ore pulp concentration to the standard value, the error between the detected concentration and the overall ore pulp concentration is reduced, and compared with the prior art, the nickel concentrate ore pulp concentration can be accurately controlled.

The utility model discloses a waste gas collection and treatment device for a silk-covered oven. The waste gas collection and treatment device comprises a plurality of collection chambers, an air exhaust treatment unit and a control device, the plurality of collecting chambers are arranged in one-to-one correspondence to a plurality of baking ovens in a workshop, and each collecting chamber is supported on the ground of the workshop and covers the corresponding baking oven. The air exhaust treatment unit is arranged in the mounting room, the air inlet end of the air exhaust treatment unit extends into the workshop so as to be communicated with the collecting chambers respectively, and the opposite air outlet end of the air exhaust treatment unit extends out of the mounting room so as to be used for exhausting waste gas in the collecting chambers outwards, treating the waste gas and discharging the treated waste gas to the atmosphere. And the control device is used for correspondingly adjusting the exhaust gas discharge flow of the corresponding collection chamber according to the exhaust gas pressure in each collection chamber and correspondingly adjusting the exhaust gas suction force according to the exhaust gas pressure in the air suction treatment unit. The device disclosed by the utility model can effectively solve the workshop environment problem caused by overflow of waste gas and heat, and ensures that the concentration and temperature of the waste gas in the collecting chamber are kept within a certain range so as not to influence normal production.

The utility model belongs to the technical field of solar cell manufacturing equipment, and particularly relates to a semi-closed slurry scraping device which comprises a slurry tank, a stirring mechanism and a scraper mechanism which are communicated in sequence, and the stirring mechanism comprises a stirring pump, a stirring tank connected with the stirring pump and a branch pipeline connected with a discharge port of the stirring tank. The stirring tank is provided with a feed port and at least one discharge port, the feed port is communicated with the slurry tank through a main pipeline, and the discharge port is communicated with an inner cavity of the scraper mechanism through a branch pipeline; the upper portion of the slurry tank is connected with an air pressure system through an air pipe, the scraper mechanism is further provided with a one-way injection port, and part of slurry entering the scraper mechanism flows back into the stirring tank through the one-way injection port. Through the arrangement of the stirring pump and the one-way injection port, circulating slurry supply is achieved, slurry blockage is avoided, meanwhile, the slurry is stirred through the stirring pump, the components and viscosity of the slurry are uniform, and the printing quality is improved.

The invention belongs to the technical field of spinning, and particularly relates to an additional device of a spinning frame and a method for spinning composite functional yarns by adopting the additional device. Comprising a front roller, a leather roller and a yarn guide hook of the spinning frame, and further comprises a motor controller, the motor controller drives a motor driver, the motor driver controls a motor, the motor is connected with a driving wheel and controls the rotating speed of the driving wheel, a connecting device is arranged between the driving wheel and a driven plate, and a ball sliding rail is arranged below the driven plate. A front roller of the spinning frame is arranged at the end, away from the driving wheel, of the ball sliding rail, a tension adjusting rod is arranged above the end, away from the driven plate, of the driving wheel, and a first filament guide hook is arranged in the direction, away from the driving wheel, of the tension adjusting rod. The invention provides a thought for producing fancy composite functional yarns on an existing spinning frame, and the defects that the fancy composite yarns are tedious in process and complex in operation are overcome.

This utility model relates to the field of structural modification of buildings, and discloses a modification structure based on the removal of side columns at the side span of a steel structure platform. The structure includes a side steel column to be demolished, a new steel column, a new crossbeam, a first diagonal brace, a second diagonal brace, and multiple tie rods. The new steel column is positioned opposite the side steel column to be demolished, with its bottom fixed to the ground and its top extending to the platform layer above the side steel column to be demolished. The new steel column is fixedly connected to each platform layer via a new crossbeam. A first diagonal brace is installed between the existing side steel column on the layer above the side steel column to be demolished and the two new crossbeams of the new steel column. Two second diagonal braces in a figure-eight shape are also installed on the right side of the existing side steel column connected to the first diagonal brace and between it and the adjacent existing steel column. Multiple tie rods are installed between the new steel column and the existing side steel columns between each platform layer. This utility model's modification method is simple to construct, does not affect normal production, and does not require complex stress analysis.

The hardened coal slime cleaning equipment comprises a rack, a walking mechanism, a sealed cabin and a dredging unit, the sealed cabin is arranged on the rack, a control response unit is arranged in the sealed cabin, and a control unit is in signal connection with the control response unit; the desilting unit is arranged in front of the rack, and the walking mechanism, the desilting unit and the power unit are in power connection through rubber pipes. The dredging unit comprises an auger and a slurry pump; the auger is arranged in front of the desilting vehicle, a plurality of high-pressure nozzles are arranged on the upper portion of the auger in an array mode, and the slurry pump is arranged behind the middle of the auger. According to the utility model, the problems of difficult desilting and complicated flow of the sedimentation tank in the prior art are solved. Wading operation of the equipment is achieved, the desilting process of the sedimentation tank is optimized, and normal production is not affected. Particularly, the equipment is suitable for more working conditions, hardened coal slime can be synchronously cleaned in the desilting process, and the equipment is safe in operation and convenient to maintain.

The invention discloses an ungrounded DC power supply system grounding fault troubleshooting and positioning method, and belongs to the field of fault detection. The method includes measuring voltage to ground of positive and negative buses; finding out a bus equipotential with the grounding busbar, and judging the bus as a bus where a grounding fault is located; a troubleshooting resistor is connected in series between the bus where the non-grounding fault is located and the grounding busbar; detecting the unbalanced current of each switch of each stage; gradually reducing the range until a tail end switch with unbalanced current is found; and the fault loop is cut off, then the voltage to ground of the positive bus and the negative bus is measured at the primary switch, and if the voltage to ground of the positive bus and the negative bus returns to normal, the ground fault point is isolated. The grounding fault of the ungrounded direct-current power supply system can be checked and positioned without cutting off power one by one for points where the grounding fault possibly occurs, the normal operation of a protection, control and monitoring system powered by the direct-current power supply system is not influenced, and the influence of the troubleshooting work on the normal production of enterprises and the normal life of residents is avoided.

The application discloses a kind of only using ordinary total station fast measurement rotary kiln center line method, comprising S1, preparation tool;S2, establish reference line;S3, using total station to measure reference line to the horizontal distance of outermost edge of wheel belt;S4, calculate rotary kiln cylinder center line horizontal deviation;S5, find the mark point corresponding to each gear wheel belt;S6, using total station to measure the height difference of adjacent mark point;S7, using total station to measure the height difference of each gear mark point and corresponding wheel belt lowest point;S8, measure each gear wheel belt slip amount in situ and convert into wheel belt clearance under hot state;S9, calculate rotary kiln cylinder center line vertical deviation;S10, draw a conclusion.Using the only using ordinary total station fast measurement rotary kiln center line method of the application, measurement method is simple, detection cost is low, can be detected with small amount of tool, overcome the problem that detection equipment is difficult to carry or mail.

The utility model discloses a kind of reaction chambers of photovoltaic tubular high-temperature equipment, belong to photovoltaic cell piece manufacturing equipment technical field, the reaction chamber includes carrier boat unit, inner cavity unit, heater unit, heat insulation unit and outer cavity unit, the inner cavity unit, heater unit, heat insulation unit and outer cavity unit are all cavity structure, the carrier boat unit, inner cavity unit, heater unit, heat insulation unit, outer cavity unit are sequentially distributed from inside to outside, the inner cavity unit is surrounded by the heater unit, the cross section of the heater unit and inner cavity unit is rectangle, oval or approximate oval, the inner cavity unit is non-enclosed structure, the outer cavity unit is sealing structure, the utility model is set through inner cavity, reduce process gas to flow to inner cavity outside, promote temperature and airflow uniformity, can effectively improve process quality.

The utility model provides a quick release type tow breadth measuring device, which mainly solves the technical problems of limited measuring position, larger measuring error, lagged and discontinuous data processing, inconvenience in field operation, inconvenience in assembly and disassembly and the like in the prior art. The measuring device comprises a measuring assembly and a supporting assembly, the measuring assembly comprises a host, a camera and a reflector, the host is electrically connected with the camera, and the camera and the reflector are located on the two sides of a tow to be measured respectively; the supporting assembly comprises a first cross beam, a second cross beam and a connecting plate, the main machine is installed on the second cross beam, the lower end of the connecting plate is connected with the baffle and the first cross beam through bolts, the upper end of the connecting plate is installed on the main machine in a fast clamping mode through bolts, and therefore the measuring device can be fast assembled, and when disassembly is needed, the device can be fast disassembled only by disassembling the corresponding bolts. The device is high in measurement efficiency and convenient to use, and normal production is not affected.

This invention relates to the field of white mud recycling, specifically to a method for co-processing white mud in a cement kiln. The invention involves mixing white mud with aluminum ash and iron slag in a certain proportion, then feeding the mixture to a disc granulator for granulation. The granulated pellets are then fed into an external furnace of the cement kiln, laid at the bottom, and incinerated on top of industrial waste. The pellets fired in the external furnace are then fed into a rotary kiln for further high-temperature incineration. This invention effectively treats white mud, avoiding its environmental pollution and saving the limestone raw material required for cement production, thus turning pollutant white mud into a valuable resource. This invention replaces some of the limestone in cement production with white mud, which helps improve the alkali cycle, reduces air pollution, and lowers cement production costs. When using white mud as a substitute for raw materials in cement clinker production, the cement production line operates stably with good results, without affecting normal cement production and improving production efficiency.

The utility model relates to the technical field of roll changing devices, and provides a non-stop roll changing device and a die-cutting machine. The cutting piece is arranged on the main body and is used for cutting off the coiled material A and the coiled material B which are overlapped; the material pasting roller is arranged on the body in a sliding mode and used for pasting adhesive tape to the joint of the coiled material A and the coiled material B after sliding, and the cutting piece and the material pasting roller are sequentially arranged on the body. The supporting piece is arranged on the main body, the supporting piece is located on the lower side of the cutting piece and the material pasting roller, the supporting piece is used for guiding the coiled material, and gaps are formed between the supporting piece and the cutting piece and between the supporting piece and the material pasting roller and used for allowing the coiled material to pass through. By means of the technical scheme, the problems that in the prior art, feeding and roll changing can only be conducted when equipment is shut down, and operation is tedious are solved.

This invention belongs to the field of microbial technology and discloses a strain of Acinetobacter baumannii and its applications. The invention provides an Acinetobacter baumannii strain deposited at the China Center for Type Culture Collection (CCTCC), accession number CCTCC NO: M 20261099. This strain exhibits excellent degradation performance in both soil and water remediation, filling a gap in the application of existing BPA-degrading bacteria in industrial sites.

The application discloses a petrochemical park gas leakage monitoring and positioning method, comprising the following steps: determining the downwind boundary of the target park dominant wind direction as a monitoring boundary, and obtaining the light path integral concentration data and meteorological data on the monitoring boundary; reconstructing the light path integral concentration data, and obtaining a self-checking result according to the reconstruction result; and determining the position of a leakage source based on an optimization algorithm inversion according to the self-checking result. The application also discloses a petrochemical park gas leakage monitoring and positioning system, an electronic device and a storage medium. The application cooperates the monitoring boundary design and the active optical monitoring with the meteorological data, performs self-checking based on the light path integral concentration reconstruction, and then determines the leakage source through the optimization algorithm inversion. The application has strong implementability, can quickly and accurately position the leakage source under the premise of not affecting the normal production of the petrochemical park, and provides reliable guidance for subsequent emergency disposal.

The invention discloses a mobile gangue slurry preparation unit in a mine, comprising a material preparation and conveying unit, which is connected with a feeding unit through a quantitative feeder. The invention also discloses a method for preparing the gangue slurry using the unit, comprising the following steps: step 1, using a material transfer belt to sequentially convey and fill a plurality of bin bodies with gangue powder; step 2, the bin bodies convey the gangue powder to the material transfer roller through a discharge port; step 3, the material transfer roller conveys the gangue powder to the quantitative feeder, which conveys the gangue powder into the communicating overflow mixer; step 4, opening the quantitative water supply system to supply water to the communicating overflow mixer for mixing, and the mixed gangue slurry is conveyed to the grouting and filling pump through the discharge port; step 5, the grouting and filling pump pumps the gangue slurry to the underground goaf. The gangue slurry preparation unit solves the problem of interruption in the gangue slurry conveying in the existing preparation technology.