2749 results about "Cleansing Agents" patented technology

The invention relates to a composite reverse osmosis membrane acidic cleaning agent, a preparation method and a cleaning process thereof, and belongs to the technical field of environment-friendly water treatment. The cleaning agent comprises the following components in percentage by mass: 4-8% of inorganic acid, 20-40% of organic acid, 1-3% of a surfactant, 0.5-1% of a chelating agent, 0.5-1% of a compound corrosion inhibitor and the balance of deionized water. The composite corrosion inhibitor is formed by compounding 2-mercaptobenzothiazole and the like according to a specific mass ratio, the molecular weight of polyaspartic acid is 5000, and the molar ratio of Zn to Mo in the zinc-molybdate compound is 2: 1. The preparation method comprises the following four steps: firstly preparing a compound corrosion inhibitor premix, then preparing an acidic base solution, and then sequentially adding the components to finally obtain the cleaning solution. According to the cleaning process, a cleaning agent and deionized water are mixed, the membrane flux recovery rate is larger than or equal to 85% through cleaning of a specific process, the reverse osmosis membrane can be effectively cleaned, and the performance of the reverse osmosis membrane can be recovered.

The invention relates to the technical field of cleaning equipment, and particularly discloses a steam cleaning machine. The cleaning machine comprises a cleaning machine body, a steam generation system, a cleaning agent conveying device, a waste water suction device, a hot air device and a control device are arranged in the cleaning machine body, the cleaning machine body is connected with a multifunctional integrated spray head through a multi-channel connector and a multi-channel connecting pipe, and the multifunctional integrated spray head is of a multi-layer hierarchical structure. The steam nozzle, the cleaning agent nozzle and the spherical suction head are sequentially arranged from inside to outside; during use, steam and a cleaning agent cooperatively soften and decompose dirt, the wastewater suction device sucks sewage through a spherical suction head of the spray head, the hot air device blows out hot air for drying, and all the systems are controlled by the control device. The cleaning device integrates the functions of steam cleaning, cleaning agent assisting, waste water sucking and hot air drying, achieves closed-loop cleaning, is convenient to operate and high in efficiency, and meets the cleaning requirements of floors, furniture, tabletops, household appliance gaps and the like in families, hotels and other scenes.

The invention relates to the technical field of water treatment, and provides a reverse osmosis membrane cleaning method, a cleaning agent composition and application. According to the method, whether cleaning is needed or not is determined by comparing initial operation parameters and current operation parameters of a system; the pollutant type is accurately judged by observing the appearance characteristics of the membrane surface and detecting related index parameters; and selecting a corresponding cleaning agent formula according to the pollutant type, and sequentially performing physical washing and chemical cleaning. The cleaning agent composition comprises a biological pollution cleaning agent, an organic pollution cleaning agent and / or an inorganic scaling cleaning agent. By establishing a scientific pollution diagnosis system and a targeted cleaning strategy, the problems of fixed cleaning scheme and low pertinence in the prior art are solved, the pressure difference recovery rate after cleaning can reach 90% or above, the desalination rate recovery rate can reach 99% or above, the cleaning efficiency is remarkably improved, the operation cost is reduced, and the service life of the membrane is prolonged.

The invention relates to the technical field of glass cleaning agents, in particular to an environment-friendly cover plate glass cleaning agent and a preparation method thereof. The environment-friendly cover plate glass cleaning agent comprises the following raw materials in percentage by weight: 12-20% of inorganic base, 8-12% of a surfactant, 5-8% of a chelating agent, 3-5% of a humectant, 1-3% of an adsorbent, 1-3% of a dispersing agent, 0.3-1% of a buffering agent and the balance of deionized water, the surfactant is dodecyl glucoside and dodecyl ethyoxyl sulphobetaine, and the weight range ratio of the dodecyl glucoside to the dodecyl ethyoxyl sulphobetaine is (3-1): 1; the chelating agent is one or more of sodium gluconate, sodium polyaspartate and sodium polyepoxysuccinate. According to the present invention, the degradable surfactant and the degradable chelating agent are adopted, and the dispersant is added to modify the nanometer titanium dioxide, such that the low pollution property is achieved while the high decontamination efficiency and the anti-fingerprint ability are considered.

The utility model discloses a filling machine for cleaning agents, which relates to the technical field of filling machines and comprises a working platform, a conveying belt for conveying bottle bodies is arranged at the top end of the working platform, and a lifting seat for controlling an adjusting mechanism to integrally and vertically move is mounted on the outer wall of the working platform. The adjusting mechanism is arranged on the lifting seat and the working platform; the adjusting mechanism comprises a transmission unit and a limiting unit; the transmission unit is used for adjusting the distance between the filling heads. Through the arrangement of the adjusting mechanism, when the distance between the filling heads needs to be adjusted, outward pulling force is applied to the limiting rods, so that movement limiting of the axial movable plate and the vertical movable plate is relieved; and the vertical movable plate moves downwards to drive the filling heads to be far away from each other or close to each other through the guide rods and the guide grooves, so that the filling heads are moved to the positions above the bottle bodies, and the working efficiency is further improved.

The invention relates to the technical field of cleaning agents, and discloses a biodegradable environment-friendly cleaning agent, which comprises: a composite surfactant system comprising at least one nonionic surfactant, an ampholytic surfactant and a chelating functional surfactant; the plant extract oil system comprises limonene and a eucalyptus oil mixture; the functional particle system comprises nanoscale enzyme microcapsules and slow-release type oxidized particles; the natural polysaccharide stable network system comprises at least two polysaccharide thickeners and a bio-based cross-linking agent, and the assistant system comprises a metal ion chelating agent, a buffer acid system and water. By introducing sodium polyaspartate as a green chelating surfactant, efficient chelating of calcium and magnesium ions under a hard water condition is realized, the cleaning power is remarkably improved, water stain residues are reduced, and the cleaning performance with wider adaptability is obtained.

The invention provides a pipeline cleaning system which comprises a support unit, a cleaning agent spraying unit, a dry ice spraying unit and a high-pressure gas unit, a plurality of moving units are arranged on the support unit, and the moving units are suitable for moving in a pipeline; the cleaning agent spraying unit is arranged on the support unit and comprises a first feeding assembly and a plurality of first nozzles, and the first feeding assembly is connected with the first nozzles and is suitable for conveying a cleaning agent to the first nozzles; the dry ice spraying unit is arranged on the support unit and comprises a second feeding assembly and a plurality of second nozzles, and the second feeding assembly is connected with the second nozzles and suitable for conveying dry ice to the second nozzles; the high-pressure gas unit is arranged on the support unit and communicates with the cleaning agent spraying unit and the dry ice spraying unit so as to be suitable for conveying high-pressure gas. The cleaning method combining cleaning agent cleaning and dry ice cleaning is adopted, rapid stripping and deep removal of pollutants on the inner wall of the pipeline can be achieved, and the safety of the pipeline in the cleaning process is improved while the cleaning effect is improved.

The invention discloses a neutral organic chelating cleaning agent for a boiler, and belongs to the field of chemical cleaning of boiler superheaters of thermal power plants. The cleaning agent is prepared from the following components in percentage by weight: 0.5%-5% of ethylenediamine tetraacetic acid ammonium, 0.1%-4% of acetic acid or ammonium acetate, 0.1%-3% of glycollic acid ammonium or glycollic acid, 0.1%-5% of a pH regulator, 0.1%-1% of a cosolvent, 0.2%-0.8% of a corrosion inhibitor SH369, 0.1%-0.6% of a reducing agent, 0.0%-0.3% of a defoaming agent, 0.0%-0.2% of a surfactant and 84%-93% of water, wherein the pH value of the cleaning agent is 6-8; the cosolvent is tartaric acid and / or hydroxybutyl diacid, the surfactant is nonylphenol polyoxyethylene ether, and the reducing agent is hydrazine. The cleaning agent disclosed by the invention has good dissolving capacity on oxide skin, does not generate precipitates to cause pipe blockage, is a neutral solution, is very small in corrosivity, does not generate intergranular corrosion, is beneficial to protecting various pipes of superheaters and reheaters, and is a safe and efficient superheater cleaning agent.

The invention discloses a production method of a special graphite material bipolar plate, a production raw material formula comprises a graphite raw material and an impregnant, and the component of the impregnant comprises epoxy resin. The method mainly comprises the following steps: S1, continuously pressing a graphite raw material into a low-density flexible graphite plate through a rolling process; s2, placing a low-density flexible graphite plate in an impregnation container, injecting the impregnant, and enabling the impregnant to fully permeate under a vacuum condition; s3, the impregnated graphite plate is placed in a pressing mold, and a monopolar plate with a runner structure is formed through pressing; cleaning the surface of the monopolar plate by using a cleaning agent; and S4, the prefabricated monopolar plate is heated and cured. The preparation method has the advantages that the prepared special graphite material bipolar plate has the advantages of excellent conductivity, chemical stability, toughness, continuous productivity, light weight and the like, the thinnest thickness can reach 0.8 mm, and the requirement of a high-end passenger car battery on the performance of the graphite material bipolar plate can be completely met.

A method for conditioning a polishing pad of a polishing system is provided. The method comprises performing an in-situ pad conditioning process and an ex-situ pad conditioning process outside of a polishing operation. The in-situ pad conditioning process comprises causing a pad conditioner to contact the polishing pad during the polishing operation. The ex-situ pad conditioning process comprises causing the pad conditioner to contact the polishing pad while a cleaning agent is applied to the polishing pad.

The utility model discloses a domestic sewer line, and belongs to the field of sewer lines. The domestic sewer line comprises a sewer line and a cut-off piece, the cut-off piece comprises a cut-off valve or a plug block, one end of the sewer line is used for being connected with a pool, and the cut-off piece is installed at the end, close to a public pipeline, of the sewer line and used for cutting off the end, close to the public pipeline, of the sewer line. The end, close to the public pipeline, of the sewer pipeline can be cut off through the cut-off piece, then the chemical cleaning agent is used, the retention time of the chemical cleaning agent in the sewer pipeline is prolonged, and the problem that in the prior art, the cleaning agent cannot make full contact with grease, and consequently the cleaning effect is limited is solved.

The invention relates to the technical field of paint removers, and particularly discloses a paint removal composition, a paint stain cleaning agent and application of the paint stain cleaning agent. The paint stain cleaning agent provided by the invention is prepared from the following components in parts by weight: 30 to 40 parts of EDTA-2Na (Ethylene Diamine Tetraacetic Acid), 200 to 300 parts of caustic soda flakes, 140 to 170 parts of sodium alcohol ether sulphate, 160 to 180 parts of sodium xylene sulfonate, 400 to 450 parts of monoethanolamine, 1100 to 1300 parts of diethylene glycol monobutyl ether, 250 to 300 parts of limonene, 40 to 100 parts of saponin extract and 3700 to 3900 parts of water, the saponin extract is selected from one or more of soapnut saponin, fenugreek saponin and aescin; the invention further provides a paint stain cleaning agent prepared from the paint removal composition and application of the paint stain cleaning agent to cleaning of protective clothing. The paint stain cleaning agent provided by the invention can quickly permeate into paint and the contact surface of the paint and protective clothing, so that the paint on the surface of the protective clothing is dissolved and effectively stripped.

The invention provides a powerful heavy oil stain cleaning agent and a preparation method thereof, and belongs to the technical field of cleaning agents. The cleaning agent is prepared from the following components in percentage by mass: 70 to 90 percent of water, 0.2 to 1.0 percent of tetrasodium glutamate diacetate, 0.2 to 1.0 percent of coconut alkyl quaternary amine ethoxylate, 1.0 to 3.0 percent of C9-11 fatty alcohol-polyoxyethylene ether, 1.0 to 5.0 percent of fatty ether nonionic surfactant, 1.0 to 8.0 percent of polyol solvent, 1.0 to 5.0 percent of monoethanolamine, 0.5 to 2.0 percent of sodium hydroxide and 0.1 to 0.3 percent of essence. The powerful heavy oil stain cleaning agent is good in cleaning effect, small in damage to cleaned objects and good in environmental protection performance.

The invention belongs to the technical field of additives for coal-fired boilers, and particularly relates to a coal-saving desulfurization ash-removal decoking agent applied to boilers. The coal-saving, desulfurization, ash-removal and coke-cleaning agent is prepared from the following components: a component A, a component B and a component C, wherein active components CaO, HoFeO3 and CeO2 are loaded on a carrier SrO-MgO; the component B is prepared by loading the active components MgCO3 and KNO3 on the carrier BaFe12O19; the component C is Cu-doped CoFe2O4, and the component C is Cu- The mass ratio of the component A to the component B to the component C is (5-8): (2-3): 1. The coal-saving desulfurization ash-removal coke cleaning agent can effectively save fuel, improve the sulfur fixation efficiency, reduce generation of coke scales on the furnace wall, remove old coke scales, improve the working condition of a circulating fluidized bed boiler and greatly reduce the operation and maintenance cost of the circulating fluidized bed boiler.

The invention discloses a reverse osmosis membrane intelligent cleaning operation control method, which belongs to the field of environmental engineering and intelligent control, and comprises the following steps: obtaining organic matter concentration, inorganic matter related particle information and microorganism concentration, and forming an original data set; extracting characteristic parameters of data of each sensor, fusing the characteristic parameters into a multi-dimensional characteristic vector, inputting the multi-dimensional characteristic vector into a convolutional neural network model, outputting a pollution type and a concentration value, and identifying the pollution type and the concentration; data are synchronously collected through multiple sensors, multi-dimensional feature vectors are constructed through preprocessing and feature extraction, pollution types and concentrations are accurately recognized through a convolutional neural network, an optimal cleaning scheme is automatically matched according to the pollution types and concentrations, and meanwhile a closed-loop optimization mechanism is formed by combining real-time monitoring feedback. The problem of blind cleaning caused by the fact that pollution types cannot be distinguished is solved, damage to the membrane due to improper cleaning agents is avoided, the service life of the membrane is prolonged, efficient and stable operation of a membrane system can be guaranteed, the water quality stability of produced water is improved, and the maintenance cost is reduced.

The invention relates to the technical field of cleaning systems, and particularly discloses a motor shell surface cleaning system. The method comprises the following steps: S1, acquiring cleaning demand information; s2, according to the cleaning demand information, a cleaning scheme is generated through matching of a preset scheme matching model; s3, the posture of a cleaning nozzle in the cleaning chamber is obtained; s4, a cleaning agent is prepared and called according to the cleaning scheme, a proper cleaning spray head is selected and determined, and the motor shell is cleaned with proper injection pressure; according to the invention, the cleaning scheme can be generated according to the cleaning demand information, the appropriate cleaning nozzle is selected and determined, and the motor shell is cleaned with the appropriate injection pressure, so that the waste of water resources is reduced.

The invention discloses a method for brightening the surface of a rare earth magnesium alloy wire for electric arc additive manufacturing, and belongs to the technical field of metal material forming processes. The process comprises the following steps: wetting a wire material; ultrasonically cleaning with a cleaning agent; cleaning for the second time; and drying the wire. The method is used for solving the problem that a graphite layer on the surface of the wire is difficult to peel off after high-temperature drawing, the multiple ultrasonic cleaning method is adopted, efficient cleaning of the wire is achieved, the graphite protective layer can be thoroughly removed, damage to the wire is small, the cleaning efficiency is high, the application range is wide, and the method is suitable for industrial production. And meanwhile, an oxide layer formed in the wire preparation process can be synchronously removed, so that the surface state of the wire is remarkably improved.

The invention provides a multispectral coating method for a linear gradual change optical filter and the linear gradual change optical filter, and the method comprises the steps: S1, putting optical glass into a cleaning agent for ultrasonic cleaning, and obtaining a substrate of the linear gradual change optical filter to be coated; s2, putting the substrate into a reaction cavity of a radio frequency magnetic control instrument, closing the reaction cavity, and setting environmental parameters of multispectral coating; s3, under the environmental parameters, sputtering and depositing target materials on the surface of the substrate by adopting double-target-position radio frequency magnetic control, using SiO2 and Si as the target materials for the double target positions respectively, and switching to use different target positions to alternately carry out sputtering deposition of the target materials by adjusting the power interval of the radio frequency magnetic control; and S4, closing the radio frequency magnetic control instrument, keeping the reaction cavity closed, naturally cooling to a preset cooling temperature, opening the reaction cavity, and taking out the coated substrate as the linear gradual change optical filter. The process is simple, and the optical filter finished product is good in infrared spectrum performance and suitable for various scenes.

The utility model discloses a liquid chromatograph-mass spectrometer waste liquid recovery device which comprises a base, a liquid chromatograph-mass spectrometer main body is arranged at the top of the base, a first conveying assembly is arranged on the left side of the liquid chromatograph-mass spectrometer main body, and a stirring barrel is arranged on the left side of the liquid chromatograph-mass spectrometer main body through the first conveying assembly; a driving assembly is arranged at the top of the stirring barrel, a rotating rod is arranged in the stirring barrel through the driving assembly, a stirring rod is fixedly installed on the surface of the rotating rod, a supporting plate is fixedly installed on the left side of the stirring barrel, a storage box is fixedly installed at the top of the supporting plate, and a second conveying assembly is arranged in the stirring barrel. A shunting pipe is arranged on the right side of the stirring barrel through a second conveying assembly, and a spray head is fixedly mounted at the bottom of the shunting pipe. The cleaning agent can enter the waste liquid dispersedly, and the waste liquid and the cleaning agent are stirred in multiple directions, so that the cleaning agent can be mixed with the waste liquid more quickly, and the waste liquid can be treated more quickly.

To provide a method of cleaning a heat transfer sheet, the method achieving both excellent washability and excellent low foamability.SOLUTION: A method of cleaning a heat transfer sheet includes: a preparation step of preparing crushed pieces of the heat transfer sheet; and a cleaning step of cleaning a plurality of the crushed pieces using a neutral aqueous cleaning solution. The thickness of the heat transfer sheet is 3.5 μm or more and 12 μm or less, and the aqueous cleaning solution contains: a cleaning agent that includes at least a nonionic surfactant; and water. The cleaning step includes a first cleaning process in which the a plurality of crushed pieces are cleaned using first aqueous cleaning solution that is the above-mentioned aqueous cleaning solution, and a second cleaning process in which, after the first cleaning process, the a plurality of crushed pieces are cleaned using second aqueous cleaning solution that is the above-mentioned aqueous cleaning solution.SELECTED DRAWING: Figure 1

The invention provides a high-voltage electrical equipment live-line cleaning machine system based on an unmanned aerial vehicle, and belongs to the field of electrical equipment maintenance. Comprising a cleaning nozzle, a cleaning agent storage box and a conveying device, and the conveying device conveys a cleaning agent in the cleaning agent storage box to the cleaning nozzle; the visual positioning module is integrated with a high-definition camera and an AI visual algorithm and is used for identifying a dirty area of the high-voltage electrical equipment; and the path planning module is internally provided with a discharge area identification algorithm and path obstacle avoidance logic, and automatically plans to avoid the equipment discharge area. According to the invention, an environment-friendly cleaning module, a visual positioning module and a path planning module are integrated to construct a complete operation closed loop. The environment-friendly cleaning module accurately conveys and distributes a cleaning agent through a conveying device, the visual positioning module is matched, the dirty area of the equipment can be rapidly recognized and locked, compared with traditional manual work, the limitation of complex scene operation is broken through, the coverage range and positioning precision of cleaning operation are improved, and the dirt removing task is efficiently completed.

The invention relates to the technical field of solar photovoltaics, in particular to a silicon rod crystal support cleaning agent and a preparation method and application thereof. The silicon rod crystal support cleaning agent comprises the following components in parts by mass: 1.5-4.5 parts of a polymeric dispersant, 1-5 parts of an alkaline passivator, 5-8 parts of inorganic alkali, 1-3 parts of an organic alcohol ether solvent and 79.5-91.5 parts of water. According to the silicon rod crystal support cleaning agent, through coordination and cooperation of all the components, the agent can permeate into tiny gaps to react with silicon powder, the silicon powder is dispersed, dirt on the surface of a crystal support can be efficiently and permanently removed, and residues can be removed through rinsing with a small number of times.

The utility model provides a reactor pool cleaning mechanism which comprises a mechanical arm and a cleaning assembly installed at one end of the mechanical arm, the end, away from the cleaning assembly, of the mechanical arm is used for being connected with an external supporting piece, and the mechanical arm is used for driving the cleaning assembly to move relative to the external supporting piece. The cleaning assembly comprises a first spray head and a second spray head which are mounted on the mechanical arm, the first spray head is used for being connected with a cleaning agent pipe to spray a cleaning agent to the inner wall of a reactor pool of the reactor, and the second spray head is used for being connected with a water purification pipe to spray purified water to the inner wall of the reactor pool. A first spray head and a second spray head of the cleaning assembly can be connected with a cleaning agent pipe and a water purifying pipe correspondingly, in this way, in the cleaning operation process, the cleaning agent pipe and the water purifying pipe do not need to be detached from the mechanical arm, and the cleaning operation efficiency can be improved; in addition, the first spray head and the second spray head can spray a cleaning agent and purified water to the inner wall of the reactor pool, and the cooperative operation of the first spray head and the second spray head is beneficial to improving the cleaning effect of the reactor pool.

The invention provides a novel mineral separation activating agent for sulphide ores and a preparation method of the novel mineral separation activating agent. The cleaning agent comprises 1-2 parts of basic cupric carbonate, 2-4 parts of ammonium chloride, 2-4 parts of nanometer jade powder, 2-3 parts of alginic acid, 1-2 parts of allyl glycidyl ether, 2-3 parts of peregal O, 2-3 parts of sodium di-sec-octyl maleate sulfonate, 2-3 parts of vinyl acetate, 4-7 parts of hydrogen peroxide, 4-6 parts of disodium hydrogen phosphate and 40-50 parts of water. The preparation method comprises the following steps: firstly mixing basic cupric carbonate and ammonium chloride to obtain a first mixture, then mixing the rest components, heating and stirring to obtain a second mixture, and finally uniformly mixing the first mixture and the second mixture. The activating agent overcomes the defects of a traditional activating agent, has efficient activating performance, can improve the beneficiation efficiency of low-grade, complex and refractory sulfide ore, is environmentally friendly, good in stability and high in adaptability, and provides technical support for efficient development of sulfide ore resources.

The utility model relates to the technical field of gas sampling, and discloses a foul gas sampling device. Comprising a connecting pipe communicated with one end of the gas conveying pipe, one end of the connecting pipe is communicated with a fixed pipe, the inner wall of the fixed pipe is communicated with a mounting pipe, and the inner wall of the mounting pipe is communicated with the sampling cylinder. The gas conveying pipe can be conveniently detached by arranging the detaching assembly, the clamping piece and the reset piece, after the gas conveying pipe is used for a long time, dirt and residues inside the gas conveying pipe affect the sampling accuracy, possibly cause blockage and affect normal circulation of gas, and the detachable gas conveying pipe can be easily taken down from the device for comprehensive and deep cleaning, for example, the gas conveying pipe can be conveniently detached from the device. And professional cleaning agents and tools are used for washing and wiping the interior of the air delivery pipe, so that the interior is clean and smooth, and the service life of the device is prolonged.

The invention discloses a ceramic membrane cleaning agent which comprises an agent A, an agent B, an agent C and water, wherein the agent A comprises sodium dodecyl sulfate and a polyoxyethylene ether nonionic surfactant; the agent B comprises potassium pyrophosphate and ethylenediamine tetraacetic acid tetrasodium salt; the agent C comprises sodium hypochlorite. The invention further discloses a preparation method of the ceramic membrane cleaning agent. The problems that an existing ceramic membrane cleaning agent is common in cleaning effect, and the service life of a ceramic membrane is affected due to incomplete cleaning are solved. The agent A is selected from sodium dodecyl sulfate and a polyoxyethylene ether nonionic surfactant, and the sodium dodecyl sulfate and the polyoxyethylene ether nonionic surfactant both have an emulsifying effect and good compounding property and can enhance the emulsifying effect through a synergistic effect; in the agent B, the potassium pyrophosphate and the tetrasodium ethylenediamine tetraacetate have a synergistic effect, and the potassium pyrophosphate and the tetrasodium ethylenediamine tetraacetate are matched, so that the cleaning effect can be improved, and the decontamination capability can be enhanced. The agent C is matched with the agent A and the agent B, so that the overall stability of the cleaning agent is ensured. Therefore, the ceramic membrane has antibacterial, efficient decontamination and efficient emulsification performance at the same time.

The invention belongs to the technical field of diesel engine cylinder cover cleaning, and particularly relates to a diesel engine cylinder cover machining cleaning device which comprises a base, an ultrasonic generator is fixed to the left side of the upper portion of the base, a cleaning cavity is fixed to the right side of the ultrasonic generator, and converters are fixed to the front portion and the rear portion of the inner wall of the cleaning cavity. The ultrasonic generator is electrically connected with the converter; a through hole is formed in the bottom of the cleaning cavity, a lifting cavity is fixed in the through hole, a hydraulic plate is slidably connected to the inner wall of the lifting cavity, a hydraulic rod is fixed to the upper portion of the hydraulic plate, a placement plate is fixedly connected to the upper end of the hydraulic rod, the placement plate is located in the cleaning cavity, and the cleaning cavity is filled with a cleaning agent. By means of the device, the problems that when an existing diesel engine cylinder cover is machined and cleaned, the cleaning effect is poor, the efficiency is low, and cylinder covers with different cleaning difficulties cannot be cleaned through one cleaning device are solved.

A hydrocarbon cleaning agent recovery and industrial wastewater reduction device belongs to the technical field of evaporation and concentration and comprises a distillation kettle, an evaporator, a first partition plate heat exchanger, a second partition plate heat exchanger, a cleaning agent liquid storage tank and a distilled water liquid storage tank. The distillation still is connected with the first partition plate heat exchanger and the second partition plate heat exchanger through the evaporator, the first partition plate heat exchanger is connected with the cleaning agent storage tank, the second partition plate heat exchanger is connected with the distilled water storage tank, the first partition plate heat exchanger is connected with the distillation still, and the second partition plate heat exchanger is connected with the evaporator. The equipment can simultaneously treat waste cleaning agents and waste water, does not need a cooling-water machine of traditional recovery equipment and a core component compressor of an evaporator, greatly saves equipment cost, and greatly reduces waste liquid treatment cost.

The invention discloses an efficient bio-based multifunctional cleaning agent for an agricultural-photovoltaic complementary photovoltaic panel and a preparation method of the efficient bio-based multifunctional cleaning agent, and belongs to the technical field of photovoltaic panel cleaning agents. The cleaning agent is prepared from the following raw materials in percentage by mass: 30 to 50 weight percent of a component A, 30 to 50 weight percent of a component B and 20 to 40 weight percent of a component C, on the basis of the total mass of the cleaning agent, the component A is prepared by mixing 15-30 wt% of a biological enzymolysis complexing agent, 10-20 wt% of nanocellulose gel and 5-10 wt% of a zwitterionic surfactant; the component B is prepared by mixing 10 to 20 weight percent of plant source synergist, 5 to 15 weight percent of nano titanium dioxide and 5 to 15 weight percent of environment-friendly solvent system; the component C is prepared by mixing 10 to 20 weight percent of intelligent response additive and 10 to 20 weight percent of biodegradable slow-release carrier. The intelligent cleaning agent has triple functions of self-cleaning, ecological restoration and intelligent response, and is used for solving the problems of poor environmental protection property, poor low-temperature effect and the like of the existing photovoltaic panel cleaning agent.

The invention relates to the technical field of water quality detection devices, in particular to a water quality detection device. According to the technical scheme, the device comprises a rack and a transparent detection tube mounted in the rack, optical detection modules are fixedly mounted in the rack and located on the two sides of the detection tube, the device further comprises a sliding groove formed in one side of the detection tube, a lifting driving assembly mounted in the rack and used for driving the detection tube to do lifting motion, and a blocking and draining part mounted in the rack, the plugging drainage part comprises a plugging pipe which is rotationally mounted in the rack and used for plugging the sliding groove, and a plurality of drainage mechanisms are fixedly mounted on the plugging pipe. The technical problem that pipeline pollution and detection continuity are difficult to consider in optical detection is effectively solved, the accuracy and reliability of long-term monitoring data are greatly improved, meanwhile, the maintenance frequency and use of chemical cleaning agents are reduced, and the system has the important advantages of being high in automation degree and high in severe water quality adaptability.