646results about "Flush cleaning" patented technology

The invention belongs to the technical field of closed cooling towers, and discloses a countercurrent closed cooling tower and a cooling method.The countercurrent closed cooling tower comprises a tower body, a draught fan is fixedly connected to the top of the tower body, an air inlet is formed in the side wall of the bottom of the tower body, a water collecting tank is formed in the bottom of the tower body, and a pair of coil pipes is fixedly connected to the middle of the tower body; through cooperation of structures such as an annular shell, an annular spraying pipe and a concave panel, the possibility that scale is generated by the coil pipe is reduced, the heat exchange effect can be improved, during heat exchange, water in a collecting groove of the annular spraying pipe moving in a reciprocating mode is pumped and pressurized, the surface of the coil pipe is scoured in an annular mode, and the scale forming risk is reduced; and meanwhile, the sliding columns continuously extrude the wave-shaped grooves, so that the whole annular shell rotates in a reciprocating mode, close-distance washing can be more uniform, and therefore the heat exchange effect and durability of the coil pipe are efficiently improved.

The invention relates to the technical field of plate heat exchangers, and provides a plate heat exchanger with a self-cleaning function, which comprises a bottom plate, a device frame fixedly mounted on the bottom plate, a heat exchange structure mounted on the device frame and used for heat exchange, a heat exchange pipeline set, a liquid storage tank, a cleaning assembly and a recovery assembly, the heat exchange pipeline set is installed on the device frame and comprises a cold fluid conveying assembly used for conveying cold fluid and a hot fluid conveying assembly used for conveying hot fluid, the liquid storage tank is fixedly installed on the bottom plate, cleaning fluid is stored in the liquid storage tank, and cleaning assemblies are installed on the cold fluid conveying assembly and the hot fluid conveying assembly correspondingly. The cold fluid conveying assembly and the hot fluid conveying assembly are each provided with a recovery assembly, and the technical problems that in the prior art, when the plate heat exchanger is cleaned, mechanical damage is likely to be caused to metal plates, then the service life of equipment is affected, and the operation and maintenance cost is increased are solved.

The invention discloses a marine energy-saving variable air volume indirect type air conditioner, and relates to the technical field of air conditioning systems, the marine energy-saving variable air volume indirect type air conditioner comprises an air conditioner assembly, the air conditioner assembly comprises an air conditioner shell, one side of the air conditioner shell is fixedly communicated with a fresh air pipeline, and an air return opening is formed in the position, close to one side, of the top of the air conditioner shell. According to the marine energy-saving variable-air-volume indirect type air conditioner, by starting a multi-stage electric push rod, a piston plate is driven to extrude a citric acid solution forwards into a return air inlet pipeline and a fresh air inlet pipeline, in the air inlet process, the citric acid solution can enter the heat exchanger body in air flow, descaling is conducted on the pipeline in the heat exchanger body, and the heat exchange efficiency is improved. Citric acid has good chelation ability and can generate chelation reaction with ions such as calcium and magnesium in incrustation to form a water-soluble complex, so that the purpose of removing the incrustation is achieved, and the citric acid has low corrosivity to stainless steel due to weak acidity.

The device comprises a connecting box body, a heat exchange plate spacing adjustable structure and a swing flushing structure are arranged in the box body, the end face of the box body is connected with a water pump, the side wall of the box body is connected with a controller, a water outlet pipe is arranged at the bottom of the box body, and the water pump and two motors are electrically connected with the controller. The heat exchange plate spacing adjustable structure drives a lead screw, a sliding block, a pull rod and the like to perform transmission through a driving motor, so that the movable heat exchange plates are clamped or uniformly separated; the swing flushing structure drives a gear to transmit through a rotating motor, so that a cleaning nozzle swings back and forth between heat exchange plates and cooperates with a water pump to spray water for flushing. The method comprises the steps that the driving motor is controlled to separate the heat exchange plates, the rotating motor is started to drive the nozzles to swing, the water pump is started to wash the plugs, and finally the driving motor clamps the heat exchange plates for sealing. Spacing adjustment and automatic cleaning are achieved without disassembly, the problems that an existing device is tedious in operation and wastes time and labor are solved, the heat exchange efficiency and use convenience are improved, waste heat is effectively recycled, and energy waste is reduced.

Provided in the present invention are a system and method for inhibiting operational corrosion of a condenser. The system comprises a chemical dispensing system. The chemical dispensing system comprises a chemical stock solution tank used for containing a hydrogen peroxide stock solution, a desalted water tank, a chemical dispensing tank in communication with the desalted water tank, and a chemical sample intake system, wherein the upper surface of the chemical dispensing tank is provided with a chemical inlet, and the chemical dispensing tank is provided with a chemical concentration measurement instrument; a chemical pool in communication with the chemical stock solution tank, a cleaning pool in communication with the desalted water tank, and a waste water pool are provided on the upper surface of the chemical dispensing tank; the chemical sample intake system comprises a chemical sample intake device; and the chemical concentration measurement instrument is electrically connected to both the chemical sample intake system and a second control valve for desalted water. In the system for inhibiting operational corrosion of a condenser provided in the present invention, using the chemical sample intake device to achieve micro-dose chemical intake improves the control precision of the amount of a chemical sample and the control precision of chemical concentration; and the chemical sample intake device performs cleaning and chemical rinsing before each instance of chemical acquisition, thereby ensuring the concentration of a chemical conveyed into the chemical dispensing tank, and preventing the introduction of other impurities into the chemical dispensing tank.

The invention relates to the technical field of evaporative condensers, and discloses a scaling inhibition type evaporative condenser which comprises a shell, adjustable air valves are arranged on the two sides of the shell, two partition plates are fixed in the shell, a water baffle is fixed to each partition plate, and a gap is formed between the two water baffles. The top end of each water baffle is provided with an opening, dry coil pipe condensers are installed on the two partition plates, a wet coil pipe condenser is arranged between the two water baffles and installed on the support, a first water collector, a second water collector and a spraying pipe set are installed in the shell, and the spraying pipe set is located above the wet coil pipe condenser. The dry coil condenser and the wet coil condenser are arranged, a high-risk temperature area is separated, the dry coil condenser is used for reducing the temperature of a refrigerant firstly, then the refrigerant enters the wet coil condenser, the temperature of the refrigerant is reduced to 40-45 DEG C at the moment, and scale is easy to clean.

The invention discloses cleaning equipment for a power transformer radiator. The cleaning equipment comprises a bearing unit, a mechanical arm unit, a cleaning unit and a controller. The bearing unit comprises a fixing assembly, a first moving frame and a second moving frame, and the fixing assembly is arranged close to the radiator; the first moving frame is movably arranged on the fixing assembly in the first direction. The second moving frame is movably arranged on the first moving frame in the second direction; the mechanical arm unit is rotatably arranged on the second moving frame; the cleaning unit comprises a cleaning main body and at least two nozzles, and the cleaning main body is rotatably arranged at the tail end arm section of the mechanical arm unit; the at least two nozzles are rotatably arranged on the cleaning main body so as to be suitable for spraying cleaning media on the two sides of the cooling fins; the controller is used for controlling the bearing unit, the mechanical arm unit and the cleaning unit to operate. According to the device, automatic comprehensive cleaning of the radiator can be achieved, the cleaning efficiency and the cleaning effect are remarkably improved, and the safety of the cleaning process is improved.

The utility model discloses a high-efficiency heat exchange device of a pure waste water system, and relates to the technical field of heat exchangers, the high-efficiency heat exchange device comprises a box body, heat exchange pipes and joint cavities, a plurality of heat exchange pipes are arranged in the box body, the joint cavities are arranged at the two ends of the box body, the corresponding joint cavities are communicated with the ends of the heat exchange pipes, and the joint cavities are further connected with corresponding water inlet / outlet pipes. The cleaning device is characterized in that a cleaning agent inflow assembly and a cleaning agent outflow assembly are arranged in connector cavities in the two ends of the box body respectively; the cleaning agent inflow assembly and the cleaning agent outflow assembly are respectively in driving connection with the corresponding action driving mechanisms; and the action driving mechanism can enable the cleaning agent inflow assembly, the heat exchange tube and the cleaning agent outflow assembly to be connected or disconnected. The heat exchange tube to be cleaned is switched under the condition that the heat exchange process is not affected, deposition of microorganisms and / or dirt in the heat exchange tube caused by a waste water heat medium is avoided, and the heat exchanger does not need to be disassembled frequently.

The utility model discloses a special actuating mechanism for heat exchanger shell pass cleaning, which relates to the technical field of heat exchanger cleaning and comprises a support, a fixed seat and a movable seat are respectively connected inside the support, the top and the bottom of the movable seat are respectively connected with a second anti-slip line and a pointer, and two-way screw rods penetrate through two sides of the top of the support. Through the arrangement of the fixed seat, the movable seat, the two-way screw rod, the clamping plates, the first anti-skid lines and the second anti-skid lines, when the position of the movable seat needs to be adjusted, only the two-way screw rod needs to be rotated to enable the two clamping plates to be far away from each other, so that the first anti-skid lines are separated from the second anti-skid lines, and clamping and limiting of the movable seat are finished at the moment; therefore, a worker can conveniently adjust the position of the movable seat; after adjustment is completed, the worker rotates the two-way lead screw reversely to enable the two clamping plates to be close to each other, and therefore the first anti-skid lines are attached to the second anti-skid lines; and the distance between the multiple spray pipes can be conveniently adjusted, so that heat exchangers with different row pipe distances can be adapted.

The utility model belongs to the technical field of heat exchanger cleaning, and discloses a heat exchanger cleaning device which comprises a box body, a circulating system and an acidity meter, acid liquid is contained in the box body, the circulating system is connected with the box body and a heat exchanger and can enable the acid liquid in the box body to enter the heat exchanger in a circulating mode, and the acidity meter comprises a probe and a display screen. The probe is arranged in the box body and used for detecting the concentration of the acid liquid in the box body, and the display screen is used for displaying the real-time acid concentration of the acid liquid. According to the heat exchanger cleaning device provided by the utility model, the acid liquid is used for circularly cleaning the heat exchanger, so that the heat exchanger is prevented from being disassembled and assembled, and the working difficulty of workers is reduced; it is ensured that the acid liquid can chemically react with scale every time the acid liquid enters and exits the heat exchanger, effective cleaning is achieved every time the acid liquid enters and exits the heat exchanger, and the cleaning efficiency of the heat exchanger is effectively improved.

The utility model discloses an evaporator and a pickling facility low-corrosion treatment device thereof. A concentrated acid tank, a first connecting pipe, a diluted acid tank and a second connecting pipe are used for a pickling process and can also be used for alkali neutralization, water washing and blow-drying. After pickling is completed, the acid storage tank can neutralize residual acid, the pipeline is neutralized by alkali and / or flushed by neutralizing liquid, and under the condition that the pump body design is saved, waste acid discharged by pickling of the evaporator can be returned to the tank for treatment, so that environmental acid pollution is avoided; the reduction evaporator and pickling equipment thereof can be further washed and blown off, so that the corrosion risk is greatly reduced; the service life of a tank pipeline is prolonged by more than 50%, the overhaul cost is reduced, the leakage condition is reduced, and the safety coefficient is improved.

The utility model belongs to the technical field of flushing devices, and particularly relates to an indirect cooling tower flushing device convenient to install, which comprises a vertical frame and a movable frame, the movable frame is provided with rotatable supporting wheels, the movable frame is hinged with an installation frame, the movable frame is provided with a driving mechanism, and the installation frame is driven by the driving mechanism to rotate; a water spraying pipe is detachably connected to the mounting frame; the movable vehicle frame is provided with a limiting wheel assembly, the limiting wheel assembly comprises two limiting frames and a positive and negative lead screw, the two limiting frames are oppositely arranged, limiting wheels are rotationally connected to the two limiting frames, the positive and negative lead screw is rotationally connected with the movable vehicle frame, and the two limiting frames are in threaded connection with the positive and negative lead screw; relative movement of the two limiting frames can be achieved by rotating the positive and negative lead screws, so that the two limiting wheels move relative to each other and are matched with the supporting wheels, connection between the movable frame and the vertical frame can be completed, and each limiting wheel does not need to be installed independently.

The invention discloses an annular track device for flushing equipment of an indirect cooling tower, which is used for accommodating and moving a hose and a cable required by the flushing equipment and comprises a drag chain and a groove box, the drag chain can be folded to form a first drag chain part, a second drag chain part and a bent drag chain part connected between the first drag chain part and the second drag chain part, the first drag chain part, the second drag chain part and the bent drag chain part are arranged in the horizontal direction, and the groove box is in a circular ring shape and used for containing the drag chain. An outer annular groove and an inner annular groove which are concentrically arranged are formed in the groove box, the first drag chain part is contained in the outer annular groove, and the second drag chain part is contained in the inner annular groove. The problem that the drag chain falls off due to transverse deviation and vibration in the running process can be solved.

The utility model relates to the technical field of heating and ventilation pipeline internal cleaning equipment, disclose a kind of scale cleaning equipment in heating and ventilation pipeline inside, including base, it is characterized in that, the upper side of base is fixedly connected with load-bearing support, the upper side of load-bearing support is sequentially head-tail rotationally connected with multiple snake bone joints, each snake bone joint includes thimble and two pull rods, two pull rods are fixedly connected to the lower side of thimble respectively, and two pull rods are symmetrically distributed, two sides outside each thimble are respectively provided with limiting slot, the utility model can make the snake bone structure of multiple thimble groups make various space swing angles by servo motor pulling steel wire rope, turning, obstacle-crossing ability is stronger, so that high-pressure water gun assembly can shuttle in any heating and ventilation pipeline scene containing tee branch, can all be responsible for the work of cleaning pipeline internal scale.

The invention discloses a waterproof structure and a coal yard washing trolley. The waterproof structure comprises an inserting ring, and protruding parts protruding outwards are arranged on the surfaces of the upper side and the lower side of the inserting ring; the outer sealing elastic piece and the inner sealing elastic piece are arranged on the upper surface and the lower surface of the inserting ring in an attached mode respectively; wherein the top of the inserting ring is arranged in a herringbone shape or inclines in a one-way mode, and the surfaces of the sides, opposite to the inserting ring, of the outer sealing elastic piece and the inner sealing elastic piece are provided with a first concave part and a second concave part which are matched with the protruding parts respectively. The waterproof structure, the coal yard washing trolley, the water guide flow channel, the sinking surface, the groove and the like form a multi-layer liquid temporary storage structure, the function of liquid-to-liquid sealing is achieved, when the amount of external liquid is too large, the system can automatically slow down the water inflow rate, self-blocking is achieved, multi-stage structure sealing is matched with gravity guiding, and the sealing effect is good. And the water flow can be quickly discharged downwards along the inclined surface.

The invention provides a heat exchanger on-line cleaning and anti-scaling system and method.The system comprises a gas-liquid two-phase generating device, a filtering device, a monitoring device and a controller, the gas-liquid two-phase generating device comprises a gas-liquid mixing tank and a Venturi tube, the gas-liquid mixing tank is connected with a gas storage tank and a cleaning agent metering pump, and the Venturi tube is connected with the gas storage tank; an outlet of the gas-liquid mixing tank is sequentially connected with the main control valve, the pulse generator and the Venturi tube; an outlet of the Venturi tube is communicated to an inlet of the heat exchanger; the filtering device comprises a plurality of filters arranged in parallel, inlets of the filters are communicated to an outlet of the heat exchanger, and outlets of the filters are communicated to the cleaning agent storage tank; the monitoring device is used for monitoring at least one of temperature difference, pressure difference and flow difference between an inlet and an outlet of the heat exchanger; the controller regulates and controls the gas-liquid two-phase generation device to operate according to data collected by the monitoring device, and online cleaning of the heat exchanger is achieved. Real-time monitoring, cleaning and anti-scaling treatment of the heat exchanger can be achieved, and normal work of the heat exchanger is guaranteed.

The utility model discloses a pipeline structure and a combined electric appliance, the pipeline structure is applied to refrigeration equipment and cleaning equipment, the refrigeration equipment comprises a radiator, the cleaning equipment comprises a water inlet, the pipeline structure comprises a first pipeline, the first pipeline is provided with a first water inlet end and a first water outlet end, the first water inlet end is used for being communicated with a water source, and the first water outlet end is used for being communicated with a water outlet; the first pipeline is arranged in a radiating area of the radiator and exchanges heat with the radiator; the second pipeline is provided with a second water inlet end and a second water outlet end, the second water inlet end is communicated with the first water outlet end, and the second water outlet end is communicated with the water inlet. The cleaning equipment and the refrigeration equipment are combined through the first pipeline and the second pipeline, the heat dissipation effect of the refrigeration equipment can be effectively improved, heating water is provided for the cleaning equipment through heat generated by the refrigeration equipment, and the energy consumption of the cleaning equipment can be reduced.

The utility model discloses a tower bottom reboiler for a redistillation tower of an MTBE (methyl tert-butyl ether) device, which relates to the technical field of reboilers and particularly comprises a shell, a collecting tank is arranged in the middle of the bottom of the shell, a cold fluid discharge pipe is arranged at one end of the collecting tank, and a cold fluid inlet pipe is arranged at the top end of an inner cavity of the shell. Nozzles are uniformly arranged at the bottom of the inner cavity of the cold fluid inlet pipe, and a gas exhaust pipe is arranged at the top of the inner cavity of the shell; a hot fluid inlet cavity and a hot fluid outlet cavity are formed in one end of the shell, a hot fluid inlet pipe is arranged on the outer side of the hot fluid inlet cavity, and a hot fluid outlet pipe is arranged on the outer side of the hot fluid outlet cavity. According to the tower bottom reboiler for the redistillation tower of the MTBE device, a cold fluid is in contact with the heat exchange pipe in a spraying mode, the heat transfer area of the cold fluid is increased, the product gasification speed is increased, the retention time of the cold fluid in the shell is shortened, and the scaling probability of the cold fluid on the heat exchange pipe is reduced; and moreover, the heat exchange tube can be washed in a spraying manner, so that the scaling probability of the heat exchange tube is further reduced.

The utility model provides a condenser dredging mechanism which comprises a condenser body, a cold water opening and a backflow opening are formed in the two ends of one side of the top of the condenser body respectively, an automatic feeding dredging mechanism is arranged on one side of the condenser body, and the dredging mechanism comprises a cleaning water tank. The cleaning water tank is installed below one side of the condenser body, feeding ports are formed in the two ends of the middle of the top of the cleaning water tank, storage boxes are installed at the two ends of the middle of the top of the cleaning water tank, the bottoms of the storage boxes communicate with the feeding ports, and material fixing roller bodies are installed between the two ends of the lower portions in cavities of the two storage boxes. A plurality of quantitative cavities are formed in the outer sides of the two material fixing roller bodies in an annular array mode, a user can conveniently clean the interior of the bent condensation pipeline through the dredging mechanism, and the situation that due to the fact that incrustation is accumulated in the condensation pipeline, the cross sectional area of the condensation pipeline is reduced, the water passing rate is reduced, and normal operation and efficacy of the condenser are affected is avoided.

The utility model provides an air pre-heater on-line pulse cleaning device which comprises a pipe frame and a medium pipeline, the pipe frame comprises a main pipe, and a nozzle is arranged on the main pipe; the pipe frame is provided with a multi-medium coupler, the multi-medium coupler is connected with the mother pipe, the multi-medium coupler is communicated with the medium pipelines, the multi-medium coupler is used for converging media provided by the medium pipelines, and one or more medium pipelines provide pulse media. The online pulse cleaning device for the air pre-heater has the advantages that the multi-medium coupler is fully and uniformly combined with various cleaning media through the impact force of the pulse media, the confluence effect when the cleaning media are mixed or coupled can be fully exerted, and the overall cleaning effect and cleaning efficiency are improved; and the cleaning media are converged near the nozzles and the mother pipe, so that the occupation of the external space of the air pre-heater is reduced, and the loss of more conveying pressure of the converged cleaning media (particularly pulse media) is avoided.

The utility model relates to the technical field of primary coolers, in particular to a descaling device for a primary cooler, which is characterized in that a backwashing water return valve is connected to a cooling water feeding pipe in parallel, a gas-water pulse flow feeding valve is connected to a cooling water return pipe in parallel, a gas-water mixing device, an ultrasonic flowmeter and a gas flowmeter are arranged at the tail end of the gas-water pulse flow feeding valve, and the gas-water mixing device is connected with the ultrasonic flowmeter and the gas flowmeter. The other end of the ultrasonic flowmeter is connected with a ball valve through a pipeline, the other side of the gas flowmeter is connected with a pressure stabilizing device through a pipeline, and the other end of the pressure stabilizing device is connected with an air compressor through a pipeline. The gas-water mixing device comprises a main pipe section, a backwashing water inlet interface, a backwashing gas inlet interface, a pressure sensor interface and a guide plate; the gas-water pulse flow water feeding valve and the backwashing water return valve are connected to the cooling water feeding pipe and the cooling water return pipe in parallel, so that the primary cooler pipeline is easier and more efficient to clean, the service life of the primary cooler is prolonged, and the effects of reducing cost and improving efficiency are achieved.

The utility model relates to the technical field of water distributors, in particular to a cold storage water distributor which comprises a main pipe, a water distribution head, a water distribution pipe and an octagonal branch pipe, an auxiliary branch pipe is arranged in the octagonal branch pipe, a water medium hydraulic telescopic rod is arranged on the auxiliary branch pipe, and the output end of the water medium hydraulic telescopic rod is fixedly connected with the upper end face of a transverse plate. A circular truncated cone plug body is fixedly connected to the lower end face of the transverse plate and located over the flow dispersing hole, a spring is arranged between the transverse plate and the inner wall of the octagonal branch pipe, water outlet pipes are arranged at the positions close to the two ends of the auxiliary branch pipe, and electromagnetic valves are arranged on the water outlet pipes; the circular truncated cone plug body can enter and exit from the diffusion hole under the action of the water medium hydraulic telescopic rod and the spring to change the size of the diffusion hole; when needed, the electromagnetic valve is controlled to enable clean water to be sprayed out through the water outlet pipes close to the two ends of the auxiliary branch pipe, reverse water flow is formed, and foreign matter and impurities gathered in the octagonal branch pipe are scoured.

The water-cooled furnace cover assembly comprises a furnace cover body, the furnace cover body comprises a plurality of cooling coils, and the two ends of each cooling coil are the water inlet end and the water outlet end respectively; the two cold conveying assemblies are a cold inlet unit and a cold outlet unit respectively and each comprise a water pump, a main pipe and a branch pipe. The switching assembly comprises a driving unit and a switching piece, the switching piece is provided with two switching channels with the inner diameter being the same as that of the cooling coil pipe, and the cooling coil pipe and the two switching channels define a cooling pipeline; the cleaning balls are arranged in the cooling pipelines in a one-to-one correspondence mode and comprise ball bodies and cleaning pieces. According to the water-cooled furnace cover with the uniform cooling function, cooling water is driven to flow in the cooling coil through the two cold conveying assemblies, the cleaning ball moves along water flow along the cooling coil, a water film and scale on the inner wall of the cooling coil are damaged through the elastic cleaning piece, the flowability of water near the pipe wall is guaranteed, too large thermal resistance and local overheating are avoided, and cooling uniformity is guaranteed.

The invention relates to the technical field of sewage source heat exchangers, in particular to a method and device for achieving heat exchange between waste water in a tank body and external fluid. The device comprises a tank body, a shell is fixedly connected to the top of the tank body, a suspension is fixedly connected to the top of the inner side of the shell, and an inner support is fixedly connected to the inner side of the tank body; a heat exchange device is installed on the inner side of the inner support, and a cleaning assembly is installed at the bottom of the suspension. The invention provides a method and a device for realizing heat exchange between waste water in a tank body and external fluid, which have the advantages that the tank body is arranged as a heat exchange container, the waste water filtered by a grid can be filled into the tank body through a sewage inlet during operation, and a medium is input into a flow channel of a heat exchange device through a medium inlet; and the heat exchange action is carried out through the heat exchange device and sewage, the heat exchange coefficient of a plate type structure is far higher than that of a pipe type structure, and the heat exchange device can treat media with larger flow under the same heat exchange area, so that the advantage of utilizing waste heat of waste water is achieved.

The invention provides a condenser dust removal device and an embedded refrigerator. The condenser dust removal device comprises a spraying assembly and a moving driving assembly. Wherein the spraying assembly is used for spraying water to the external condenser; the moving driving assembly is connected with the spraying assembly and used for driving the spraying assembly to move. The spraying assembly is adopted to spray water to the external condenser, and meanwhile, the movable driving assembly is utilized to drive the spraying assembly to move, so that the external condenser can be well dedusted; according to the embedded refrigerator, the condenser dust removal device is arranged in the embedded refrigerator, the external condenser can be automatically subjected to dust removal, the dust removal operation can be completed without disassembling the external condenser, and the problems of heat dissipation and performance of the refrigerator caused by dust accumulation of the external condenser of a press bin are effectively solved.

The invention provides an online monitoring method, device and equipment for heat exchanger dirt, and relates to the field of heat exchangers. The problem that the gathering condition of dirt in the heat exchanger cannot be monitored online in real time in the prior art is solved. The detection method comprises the steps that current operation parameters of a target heat exchanger are obtained; determining the current dirt resistance value of the target heat exchanger according to the current operation parameters and the equipment parameters of the target heat exchanger; the current heat exchange coefficient of the target heat exchanger is determined according to the current dirt resistance value and the initial heat exchange coefficient of the target heat exchanger; and according to the current heat exchange coefficient of the target heat exchanger, a dirt detection result of the target heat exchanger is determined, and the dirt detection result is output and displayed. According to the scheme, real-time detection of dirt in the heat exchanger and real-time monitoring of the heat exchange efficiency of the heat exchanger are achieved, the heat exchange efficiency of the heat exchanger is improved, and the maintenance cost of the heat exchanger is reduced.

The spiral plate heat exchanger convenient to clean comprises a heat exchanger body, a cleaning mechanism is arranged on one side of the heat exchanger body and comprises a first water pump assembly, a water inlet of the first water pump assembly communicates with a first water tank through a first communicating pipe, and a water outlet of the first water pump assembly communicates with a cleaning hose; nozzles are arranged at the other ends of the cleaning hoses; a quick clamping assembly is arranged between the body and the cover body of the heat exchanger; a temperature control assembly is arranged on the outer side wall of the heat exchanger body. Through the design of the cleaning mechanism, a worker does not need to disassemble and clean the spiral plate heat exchanger, the convenience of the device is improved, firstly, a first water pump assembly provides power, a first water tank provides a water source, the water source is conveyed to a nozzle through a first connecting pipe and a cleaning hose, and the cleaning hose is telescopic; the nozzle can be pulled out to wash the interior of the heat exchanger.

The invention discloses an automatic cleaning device for a heat exchanger. The automatic cleaning device comprises a box body, a plate heat exchanger, a sprayer, a PLC (Programmable Logic Controller), an air cylinder and an air distribution valve group, a plate heat exchanger is arranged in the box body, and a sprayer is arranged at the top of the plate heat exchanger; and during spraying and cleaning, the PLC controls the electromagnetic valve group to start the sprayers to perform spraying and cleaning. A plurality of sealing frames are arranged at the bottom of the plate heat exchanger, and cylinders and sealing plates are arranged at the bottoms of the sealing frames. During soaking and cleaning, the PLC controls the electromagnetic valve and the air distributing valve set to work, the sprayer injects cleaning liquid into the waste gas channel with the bottom sealed by the sealing plate, and automatic soaking and cleaning are carried out. The plate heat exchanger is automatically cleaned in a spraying and soaking mode, and the heat exchange efficiency of the plate heat exchanger is greatly improved.

The invention discloses a radiator filth blockage intelligent cleaning system based on multi-sensor data fusion. The radiator filth blockage intelligent cleaning system comprises a controller, a cleaning execution device and a differential pressure sensor. The cleaning execution device is arranged between a fan and a radiating grid of the radiator; the pressure difference sensor, the infrared scattering type particulate matter sensor and the infrared thermal imaging sensor are used for detecting the radiator to obtain pressure difference data, dust concentration data and temperature difference data; the controller calculates the pollution index of the radiator according to the pressure difference data, the dust concentration data and the temperature difference data, and when the pollution index reaches a set threshold value G, a cleaning instruction is generated and sent to the cleaning execution device; the cleaning execution device is used for cleaning the heat dissipation grid according to the cleaning instruction; the filth blockage condition of the radiator is detected in real time, and the radiator is dynamically cleaned according to the filth blockage condition of the radiator; and the problems that the cleaning execution device cannot clean the radiator in time and cannot clean the radiator in place are solved.

The utility model discloses a movable heat exchanger cleaning device, which relates to the technical field of cleaning devices and comprises a cleaning table, a clamping component is mounted at the top of the cleaning table, a plurality of drainage grooves are formed in the top of the cleaning table, and a first water collecting groove and a second water collecting groove are formed in the cleaning table. The first water collecting tank and the second water collecting tank are separated through a partition plate, a water guide plate is installed between the first water collecting tank and the drainage tank, a first connecting pipe is installed between the first water collecting tank and the second water collecting tank, a first water pump is installed on the first connecting pipe, a mounting plate is slidably installed on the cleaning table, and a plurality of cleaning nozzles are installed on the mounting plate. A second connecting pipe is mounted between the second water collecting tank and the multiple cleaning nozzles, and a second water pump is mounted on the second connecting pipe; by arranging the first water collecting tank and the second water collecting tank, impurities in sewage are effectively removed, the treated sewage is recycled for multiple times, water resources are saved, and pollution of sewage discharge to the environment is reduced.