211results about How to "Realize online cleaning" patented technology

The invention discloses an aeration system capable of being cleaned on line. The aeration system is used in the sewage treatment industry and comprises membranes provided with self-closing micropores, wherein each membrane is of a tube shape, and a pull rope capable of carrying out left-and-right reciprocating motion is arranged in the tubular membrane and is fixedly provided with a hairbrush capable of cleaning the membrane. According to the invention, since each membrane is tubular and the hairbrush capable of carrying out reciprocating motion is arranged in the tubular membrane, on-line cleaning of the interior of each membrane is realized, blockage of the self-closing micropores is prevented, aeration effects are improved, energy consumption is reduced, and the service lives of the membranes are prolonged.

The invention discloses an aluminum plate washing device. The aluminum plate washing device comprises two rollers, two brushes, two exhaust pipes, an exhaust fan, a mounting frame, four guide rods, two compression plates, springs and two sponges, the two rollers are arranged in an upper and lower layered mode, and a transmission gap is formed between the two rollers. The two brushes are arranged on the two rollers in a sleeving mode, the two exhaust pipes are correspondingly located on the right sides of the two rollers, and the exhaust end of the exhaust fan is connected with the exhaust pipes. The mounting frame is located on the right sides of the exhaust pipes, the four guide rods are fixedly connected to the upper side and the lower side of the mounting frame in pairs, the springs arearranged on the guide rods correspondingly in a sleeving mode, the two compression plates are correspondingly connected to the guide rods on the upper side and the lower side of the interior of the mounting frame in an inserted mode, the springs abut against the compression plates, and the two sponges are fixed to the two compression plates. The aluminum plate washing device can achieve online washing of an aluminum plate in the production process, is high in efficiency, simple in structure, and convenient to manufacture.

An in-line ultrasonic washing filter unit is composed of multiple filters with ultrasonic transducer, ultrasonic generator, differential pressure transmitter, PLC autocontroller, pipelines and control valves. Said filter consists of cylindrical body, hollow rotary shaft, drum-type filtering net, speed-reducing motor unit, and at least one ultrasonic transducer. Its advantages are high filtering precision, high automation level and high washing effect.

The invention relates to an electrochemistry on-line cleaning method for a heavy metal on-line monitor working electrode based on anodic stripping voltammetry. Each cleaning cycle internally comprises three steps of positive electric potential cleaning, negative electric potential cleaning and initial electric potential recovery for a working electrode, wherein the electric potential (V1) of the positive electric potential cleaning is a positive value; the electric potential (V2) of the negative electric potential cleaning is a negative value; and the initial electric potential (V3) is between the (V1) and the (V2). The electrochemistry cleaning method provided by the invention can clean the working electrode surface fully, the good electrode importance is ensured, the on-line cleaning of the working electrode is realized, and the research and development restriction of the heavy metal automatic on-line monitor based on the anodic stripping voltammetry is broken through.

The invention discloses a control method of a washable air conditioner. An indoor unit of the air conditioner is provided with a shell with an air inlet, and a filter screen arranged at the air inlet;the indoor unit further comprises a water washing device, and the water washing device is connected with a water source through a pipeline to wash the filter screen with water; the control method ofthe washable air conditioner comprises the following steps that when the filter screen meets the washing condition, the water washing device is controlled to wash the filter screen; and after washingis completed, the water washing device is controlled to stop washing the filter screen. The invention also discloses an air conditioner and a computer readable storage medium. According to the indoorunit of the air conditioner provided by the invention, the water washing device is arranged, the water washing device is connected with the water source through the pipeline, the water washing deviceis controlled to directly utilize the water source to supply water to wash the filter screen, so that on-line washing is realized; dismounting or hand washing is not needed, the automatic washing is carried out when the filter screen meets the washing condition, and operation is convenient.

The invention provides an ultrasonic cleaning process for a copper surface. The process comprises the following steps of 1, precleaning, wherein contaminants on a workpiece are softened, separated and dissolved through a hot dipping or spray-washing method; 2, rough cleaning, wherein dirt on the surface of the workpiece is stripped to fall off through ultrasonic cleaning under the action of water-based cleaning agents; 3, fine cleaning, wherein ultrasonic rinsing is adopted, and cleaning media left on the surface of the workpiece are washed off through pure water; 4, high-pressure flushing, wherein high-pressure pure water spraying is carried out in an omnibearing mode from top to bottom so as to flush away contaminating media in small blind holes and clearances, and hot air drying is carried out. The water-based cleaning agents are composed of 0.8 g/l to 1.2 g/l of surface active agents KE-1, 2.0 g/l to 2.5 g/l of surface active agents AES, 2.2 g/l to 2.6 g/l of surface active agents NP-10, 0.5 g/l to 0.6 g/l of auxiliary detergent, 0.8 g/l to 1 g/l of compound corrosion inhibitor and solvent of water.

The invention discloses a back-washable flat membrane element, belonging to the field of flat membrane element, which is characterized in that the flat membrane element is formed by superposing a first backwashing protecting screen, a first flat membrane, a first stream guidance screen, a backing plate, a second stream guidance screen, a second flat membrane and a second backwashing protecting screen in sequence, namely a back-washable flat membrane main body is formed after superposition, and the periphery of the main body is sealed by a U-shaped seal groove, wherein, the upper and lower sides of the U-shaped seal groove are respectively provided with a stream guidance groove, an opening and a fixed ring. The back-washable flat membrane element of the invention has convenient operation and simple structure, realizes on-line cleaning, leads a membrane bioreactor to operate continuously, and is especially suitable for water processing fields, such as life, chemical engineering, biological engineering and environmental protection and the like.

The invention discloses an on-line real-time analysis method for tobacco smoke. The method adopts an on-line real-time analyzer for tobacco smoke, and the analyzer comprises a smoking machine, a feeding and cleaning module, a smoke analysis module, a smoke holding device, a deactivated pipeline system and an external controller. A gas chromatograph or gas-mass spectrometer is used for realizing detection of sample components; the temperature-controllable smoke holding device is used for realizing selective gas filtration or total smoke analysis without filter disc through various special adsorption materials and temperature setting; the external controller is used for realizing synchronous control of the smoking machine, an on-line pollution cleaning sampler and the gas chromatograph; thus, the real-time collection and analysis of tobacco smoke is completed. The method has the characteristics of controllable suction, controllable smoke volume, controllable temperature, real-time cleaning of smoke pollution and no residues, realizes real-time on-line analysis, directly analyzes the gas components generated by tobacco burning, and avoids chemical change or loss of components in the sample processing process.

The invention discloses an online ash removing device and a heat exchanger with the same. The online ash removing device is mainly composed of traction devices, metal wire ropes, an ash remover, a front-end guider, a rear-end guider and a controller. The metal wire ropes penetrate through the front-end guider and the rear-end guider, and the two ends of the metal wire ropes are each connected withone traction device; the ash remover is fixed to the metal wire ropes and conducts reciprocating movement along with the metal wire ropes between the front-end guider and the rear-end guider; and thecontroller is connected with the traction devices. The online ash removing device and the heat exchanger with the same are high in heat transfer efficiency, adjustable in heat exchange load and highin adaptability, and can achieve online ash removal and ensure long-term operation of equipment.

The invention provides an ultrasonic washing process applicable to an aluminum surface. The process comprises the steps of 1) pre-washing, namely, softening, separating and dissolving pollutant on a component by hot dipping or spraying; 2) rough washing, namely, ultrasonically washing to enable dirt to be separated and fallen from the surface of the component under the effect of a water-based detergent; 3) fine washing, namely, ultrasonically rinsing, and washing to remove the washing medium residual on the surface of the component with pure water; 4) showering under high temperature, namely, spraying pure water under high pressure from top to bottom in all directions so as to remove pollution mediums from small blind holes and gaps, and drying with hot air; the water based detergent comprises 0.8-1.2g/l of surface active agent KE-1, 2.0-2.5g/l of surface active agent SDBS, 2.2-2.6g/l of surface active agent NP-10, 0.5-0.6g/l of builder, and 0.8-1g/l of compound corrosion inhibitor; water serves as a solvent.

The invention relates to a drawer-type flame arrester, comprising a housing, a fire resistant component, barrier filler material, upper and lower press rings, a gland and screws, wherein, the housing is provided with a rectangular base and a drawer-type cavity, the upper portion and lower portion of the housing are both provided with inlets and outlets, the edge of the opening of the drawer arranged at the side portion of the housing is provided with a bulge; the fire resistant component comprises a plurality of sheet materials and is arranged in the cavity of the housing, the interlayer of the fire resistant component is provided with rectangular barrier filler materials, and the top and the bottom of the fire resistant component are provided with the upper and lower press rings; the glands are arranged on the edge of the housing and fixed on the bulge which is arranged on the edge of the housing with the screws; and reducers are arranged at the inlets and outlets of the housing, andthe end portions of the reducers are provided with flanges. According to the invention, the fire resistant component, the barrier filler materials and the upper and lower press rings are fixed as a whole with countersunk head screws, so that the problem of blockage of holes is solved, the materials are saved half, and when repairing and replacing the fire resistant component, the online cleaning,replacing the other work can be realized with only removing the screws to take the fire resistant component out.

The invention relates to an integrated multidirectional distribution valve for liquid delivery, comprising a valve body and a drum-shaped valve plug, wherein the valve body comprises a casing and a main end cover fixedly arranged on the lower part of the casing; a main liquid inlet is fixedly arranged in the middle of the upper end face of the casing; a plurality of liquid outlets are annularly and uniformly distributed and fixedly arranged on the main end cover on the lower part; the drum-shaped valve plug is coaxially rotatably arranged in the valve body and comprises rotating boxes, hollow mandrels and S-shaped liquid pipes; transmission boxes are coaxially and fixedly arranged outside the main end cover of the valve body; a drive shaft is coaxially arranged in the transmission boxes and is coaxially linked with the lower ends of the hollow mandrels of the drum-shaped valve plug. The multidirectional distribution valve is compact in structure and scientific and reasonable in design and realizes multichannel switching and butting of the pipes by utilizing the electrodynamic drum-shaped valve plug, thus ensuring the liquid media to be accurately and selectively delivered to the specified directions without residues and leakage in the device, and the multidirectional distribution valve has the advantages of simple operation, steady operation, good leak tightness, etc.

The invention discloses a cooling system capable of on-line cleaning a heat exchanger, which comprises at least two branches. Each branch comprises a heat exchanger and a water inlet drain valve. Both ends of the heat exchanger are respectively connected with a trunk water inlet pipeline and a trunk backwater pipeline through branch pipes, the trunk backwater pipeline is provided with a trunk backwater valve, and branch pipes on both sides of the heat exchanger are respectively provided with a water inlet valve and a backwater valve; the water inlet drain valve is arranged on the branch pipe between the heat exchanger and the water inlet valve; and the water inlet drain valve is connected with a drain pipe. According to the invention, the drain pipe and the drain valve are arranged on the branch pipeline, so that the cooling system capable of on-line cleaning the heat exchanger can on-line clean the heat exchanger by utilizing the original pipeline and valve of the cooling system so as to avoid offline cleaning, which is labor-consuming and time-consuming. In addition, the cleaning manner with the complicated water inlet or backwater pipeline switch equipment or the cleaning manner of adding a cleaning pipeline pump in the prior art is not required.

The invention discloses an oil-water separation method. An oil-water separating part is used for separating an oil-water mixture into oil and intermediate water, the intermediate water enters a water processing part and is further separated into heavy impurities and water, a coarse separation hydrocyclone of the oil-water separating part is used for separating the oil-water mixture into two branches of light phase and heavy phase, and separated heavy products of the light phase are introduced into the branch of the heavy phase for enrichment, namely the separation efficiency is improved for the light phase, and the separation precision is improved for the heavy phase; for the light phase, although the separation precision is sacrificed, a part of oil runs out from the bottom flow of a first hydrocyclone, only the first hydrocyclone is used in the whole separation process of the light phase, and other hydrocyclones are not used for recleaning and return separation, and thus the separation of the light phase is extremely simple and easy to control; however, for the heavy phase, the adjustability of closed-loop return separation consisting of a second hydrocyclone and a third hydrocyclone can overcome the oil leakage defect of the light phase, and all separation errors are solved in closed-loop return separation.

The invention relates to the technical field of treating sewage by utilizing a biological technology and discloses an energy-saving type treatment device for MBR (membrane biological reactor) oxidation ditch sewage. The energy-saving type treatment device comprises an oxidization ditch biochemical reaction region and a membrane region, wherein a straight gallery of the membrane region and an S-shaped gallery of the oxidization ditch biological reaction region are in butt joint from the beginning to the end to form a circulating gallery; a penetrating tracery wall flat plate is overhead arranged on the bottom of the membrane region and used for dividing the membrane region into a membrane tank and a water distribution region from top to bottom; water distribution holes are uniformly distributed in the penetrating tracery wall flat plate; a membrane region water inlet is formed in the front end of the water distribution region; a membrane assembly and a water outlet tube are arranged in the membrane tank; the oxidization ditch biological reaction region is equipped with a water inlet device, a residual sludge outlet, a pushing device and an aeration device. According to the energy-saving type treatment device disclosed by the invention, the oxidization ditch process is organically combined with the membrane biological reactor; by utilizing hydraulic operation characteristics of large-flow circulating plug-flow state of the oxidization ditch process, mixed liquor in a groove is circulated and quickly flows through an MBR membrane set to realize solid-liquid separation, and therefore, the energy-saving type treatment device has the advantages of simple and compact structure, low operation energy consumption, small floor area, less investment, high pollutant removing efficiency and the like.

The invention provides a high-efficiency polymerization reactor, belonging to the field of chemical industry. The reactor comprises a reactor cylinder body, a guide cylinder, an annularly arranged ring heat pipe, a special deflection baffle, an axial-flow pump and a feed port with special charging. The reactor can solve the problem of uniform and quick heat exchange of a polymerization reaction, changes the heat exchange mode of the traditional reactor, has the advantages of high yield in unit volume, uniform heat exchange, no dead angle low energy consumption, low investment and simple and convenient operation, greatly reduces the size of the reactor by improving the heat exchange efficiency and is applicable to all polymerization processes, in particular to rubber production.

The invention discloses a strip steel spraying device and a running device thereof; the running device includes a beam, two supporting seats arranged at both ends of the beam, and a moving mechanism arranged on the beam and capable of reciprocating movement along the length direction of the beam; A driving motor is arranged on one supporting base, and a driving sprocket is sheathed on the main shaft of the driving motor; a driven sprocket is rotatably connected to the other supporting base; There is a chain, and the two ends of the chain are respectively connected with the moving mechanism. The walking device provided by the invention has a simple structure, can adapt to harsh working environments containing a large amount of impurities and dirt, and can ensure long-term and stable operation of the strip steel spraying device.

The invention discloses a control method of a washing air conditioner. An indoor unit of the air conditioner comprises a shell, and a washing device arranged in the shell; the indoor unit further comprises a fan assembly; the fan assembly comprises at least one of an air flue and a wind wheel; the washing device is connected with a water source through a pipeline so as to clean the fan assembly inthe indoor unit; and the control method of the washing air conditioner comprises the steps of when the fan assembly meets a preset cleaning condition, controlling the washing device to clean the fanassembly, and after finishing cleaning, controlling the washing device to stop cleaning the fan assembly. The invention further discloses the air conditioner and a computer readable storage medium. The washing device is arranged in the indoor unit of the air conditioner and is connected with the water source through the pipeline, and the washing device is controlled to clean the fan assembly by directly utilizing water supplied by the water source, so that on-line cleaning is realized, and no disassembling and hand washing is required; and automatic cleaning is started when the fan assembly meets the cleaning condition, so that the convenience in operation is realized.