1103results about "Rotary device cleaning" patented technology

The invention relates to a cooling tower device for recovering heat from waste steam, which adopts three layers of transversely arranged heat exchange tube groups, realizes cascade recovery of heat energy of waste steam through communication of an air inlet and an air outlet, and is additionally provided with fins on the surfaces of heat exchange tubes to enhance the gas-liquid mass transfer efficiency. The core innovation lies in that a built-in mechanical cleaning mechanism is arranged, a driving assembly is in linkage with multiple sets of bidirectional adapters through a rotating shaft, brush rods distributed in the circumferential direction are driven to conduct high-frequency physical scraping on heat exchange pipes and fins, scale deposition is effectively restrained, and compared with traditional chemical cleaning, the shutdown maintenance time is shortened; the steam latent heat recovery rate can be increased, meanwhile, secondary pollution is avoided through a full-mechanical cleaning scheme, modular layout is adopted in structural design, interlayer fluid distribution of the heat exchange pipe set is achieved through a U-shaped pipe and a straight pipe, it is ensured that the resistance coefficient of the system is lower than that of similar equipment, and the device has remarkable energy-saving benefits in industrial scenes such as chemical engineering and metallurgy.

The invention discloses a dead water prevention baffle plate applied to a heat exchanger and an assembling method, the dead water prevention baffle plate comprises supporting legs, the tops of the supporting legs are fixedly connected with heat exchange round pipes, the tops of the heat exchange round pipes are communicated with cold fluid inlet pipes, the bottoms of the heat exchange round pipes are communicated with cold fluid outlet pipes, and the bottoms of the cold fluid outlet pipes are communicated with filtering mechanisms; the side wall of the heat exchange round pipe communicates with a hot fluid storage bin, and one side of the hot fluid storage bin communicates with a hot fluid inlet pipe. The invention relates to the technical field of heat exchanger baffle plates. Through cooperation of a driving motor, a transmission shaft, a sealing ring plate and a spiral baffle plate, the flowing rate of cold fluid in a heat exchange circular pipe can be increased, the heat exchange efficiency of equipment is improved, and meanwhile through cooperation of a metal circular ring, an electric push rod, a sealing disc, an electric rotating rod, a cleaning soft brush and a filtering circular hole, impurities scraped by the spiral baffle plate can be separated; impurities are prevented from blocking the filtering round holes and affecting the drainage efficiency of equipment.

The utility model relates to the technical field of heat supply, and provides a heat exchange device for a heat supply system. The heat exchange tube group is arranged in the shell; the turbulent flow assembly is rotationally arranged in the shell and located on the outer side of the heat exchange tube set; and the scraping plate is arranged on the heat exchange tube set in a sliding mode, the scraping plate is in transmission connection with the turbulent flow assembly, and when the turbulent flow assembly rotates along the inner wall of the shell, the scraping plate moves along the outer wall of the heat exchange tube set. By means of the technical scheme, the problems that in the prior art, in order to guarantee normal work of a heat exchange device, the heat exchange device needs to be completely disassembled, impurities and scale in a pipeline of the heat exchange device need to be cleaned up, the cleaning steps are tedious, and manpower and material resources are consumed are solved.

The present invention discloses a plate heat exchanger, which belongs to the field of heat exchange, comprising a plate body, a plurality of guide pillars fixedly connected to one side of the plate body, a plate body two movably sleeved on the outside of the guide pillars, and a heat exchange plate located between the plate body one and the plate body two, wherein one side of the plate body one is connected with a vertical installation component, and the vertical installation component comprises a support column fixedly connected to one side of the plate body one, a rotating seat rotatably sleeved on the outside of the support column, two lower side plates symmetrically fixed to the upper end of the rotating seat, two upper side plates respectively fixed to the upper ends of the two lower side plates, and a guide portion fixed to one side of the two upper side plates and the two lower side plates; the heat exchange plate can be vertically inserted between the two upper side plates and the two lower side plates, thereby avoiding the process of bending the heat exchange plate during installation, significantly reducing the mechanical stress on the heat exchange plate, reducing the damage such as deformation, scratches and creases that may be caused during the installation process, and improving the structural integrity and service life of the heat exchange plate.

The invention discloses an automatic ash removal type thermal cycle supercritical CO2 flue gas heat exchanger which comprises a connecting frame, a first sealing cover and a second sealing cover are connected to the front side and the rear side of the connecting frame through bolts correspondingly, a dust suction assembly is arranged on the front side of the first sealing cover, and a heat exchange pipe is fixedly connected to the interior of the connecting frame; a plurality of heat conduction fins are fixedly connected to the heat exchange pipe, and one end of the heat exchange pipe is fixedly connected with a first air inlet pipe. According to the cleaning device, a servo motor drives a corresponding reciprocating lead screw to rotate, a cleaning assembly can be driven to reciprocate along a limiting rod through a mounting plate through transmission of a first chain wheel and a first chain, in the moving process of the cleaning assembly, an arranged gear is meshed with a rack, a corresponding rotating shaft can be driven to rotate, and through transmission of a second chain wheel and a second chain, the cleaning assembly is driven to rotate. And the rotating shafts can be driven to rotate, so that the connecting shafts arranged between the rotating shafts are driven to rotate, and the cleaning brushes can be driven to rotate to clean the exteriors of the heat exchange tubes and the heat conduction fins.

The invention discloses a plate heat exchanger, which belongs to the field of heat exchange, and comprises a plate body I, a plurality of guide columns fixedly connected to one side of the plate body I, a plate body II movably sleeved outside the guide columns, and a heat exchange sheet positioned between the plate body I and the plate body II, the vertical installation assembly comprises a supporting column fixedly connected to one side of the first plate body, a rotating base rotationally connected to the outer portion of the supporting column in a sleeving mode, two lower side plates symmetrically and fixedly connected to the upper end of the rotating base, two upper side plates fixedly connected to the upper ends of the two lower side plates correspondingly, and guide parts fixedly connected to one sides of the two upper side plates and one sides of the two lower side plates. The heat exchange plate can be vertically inserted between the two upper side plates and the two lower side plates, the process of bending installation of the heat exchange plate is avoided, the mechanical stress effect on the heat exchange plate is remarkably reduced, damage such as deformation, scratches and creases possibly caused in the installation process is reduced, the structural integrity of the heat exchange plate is improved, and the service life of the heat exchange plate is prolonged.

The invention relates to the technical field of waste heat recovery, in particular to a waste heat recovery device and method for a dried fruit processing and producing workshop. The device comprises a heat exchanger, an air inlet of the heat exchanger is fixedly connected with a fan, a plurality of snakelike heat exchange pipes are fixedly connected into the heat exchanger, one ends of the multiple heat exchange pipes are fixedly connected with the same water inlet pipe, and the other ends of the multiple heat exchange pipes are fixedly connected with the same water outlet pipe. A collecting frame is arranged at the bottom of the heat exchanger in a sliding and inserting mode, a cleaning device for cleaning heat exchange tubes is arranged in the heat exchanger and comprises a cleaning roller, a plurality of bristles are fixedly connected to the arc surface of the cleaning roller, and an air blowing device for cleaning the bristles on the cleaning roller is arranged in the heat exchanger. Dirt is cleaned through the bristles of the cleaning device, and meanwhile, the blowing device blows air to the bristles, so that impurities are prevented from adhering to the bristles.

The invention relates to the technical field of heat exchange equipment, and discloses a gas-fired boiler equipment power heat exchange device which comprises a heat exchange box, a heat exchange pipe is installed in the heat exchange box, a plurality of heat exchange fins are installed on the heat exchange pipe, and the heat exchange fins are connected through heat conduction fins; the cleaning block is slidably mounted on the heat exchange fins, and a cleaning brush is mounted on the surface, facing the heat exchange fins, of the cleaning block; the driving assembly is mounted in the heat exchange box; through the arrangement of the heat conduction fins, the temperature difference between the windward heat conduction fins and the leeward heat conduction fins can be reduced, and after the heat conduction fins are used for a period of time, the driving assembly drives the cleaning block to rotate, so that the cleaning block slides on the surfaces of the heat exchange fins to clean dirt attached to the surfaces of the heat exchange fins, and it is ensured that each heat exchange fin is in a clean state; the heat exchange fins can conduct heat sufficiently, so that it is guaranteed that the temperature of the heat exchange fins in all the areas is not uneven, and the heat exchange efficiency of the device is effectively improved.

The utility model relates to the technical field of fin type heat exchangers, and discloses an anti-blocking fin type heat exchanger which comprises a base tube used for introducing heat exchange liquid; the mounting ring is arranged between the two base pipes, a guide ring is arranged on the inner wall of the mounting ring in a sealing and rotating fit mode, and the guide ring rotates through a driving unit; the scraper is arranged in the base pipe, the end of the scraper is fixed to the guide ring, and the scraper is used for cleaning scale in the base pipe; and the driving unit drives the scraper to circumferentially move around the axis of the base tube through the guide ring. The device has the effects of conveniently cleaning scale attached to the inner wall of the base pipe and reducing blockage of the base pipe.

The utility model discloses a vertical evaporation system and a vertical heat pump vacuum evaporator. The system comprises a stock solution evaporator, an evaporation heat exchanger and a condensation heat exchanger, wherein the evaporation heat exchanger is arranged on the outer side of the lower part of the stock solution evaporator; a discharge port is formed in the bottom of the stock solution evaporator, and the rotating shaft is driven by the driving motor to rotate and drive the spiral blade at the discharge port to rotate; a flat heat exchange surface is arranged at the lower part of the stock solution evaporator and is used for exchanging heat with the evaporation heat exchanger; a scraping plate capable of scraping the heat exchange surface is tightly attached to the heat exchange surface; the condensation heat exchanger is arranged in the stock solution evaporator and located on the upper portion of the stock solution evaporator. By adopting the scheme, not only can the heat exchange surface of the stock solution evaporator be scraped and cleaned through the scraping plate, but also the problems of accumulation and discharge of concentrates are synchronously solved through the spiral blade at the discharge outlet at the bottom, and dirt deposition or salt hardening caused by accumulation of the concentrates at the bottom of the stock solution evaporator is avoided.

The invention belongs to the technical field of heat exchange equipment, and particularly relates to a double-layer coil pipe type multi-stage heat exchanger and a heat exchange method thereof.The double-layer coil pipe type multi-stage heat exchanger comprises multiple heat exchanger bodies which are sequentially connected in series, each heat exchanger body comprises an outer cylinder, an inner cylinder, a first-layer coil pipe and a second-layer coil pipe, and each outer cylinder is arranged on the outer wall of the corresponding inner cylinder in a sleeving mode and provided with a fluid inlet and a fluid outlet; a fluid inlet and a fluid outlet which are communicated are formed in the inner cylinders, the fluid outlet of the upper-stage inner cylinder is communicated with the fluid inlet of the lower-stage inner cylinder, and the first-layer coil pipe and the second-layer coil pipe are both arranged in an annular cavity formed by the outer cylinder and the inner cylinders.

The invention belongs to the technical field of waste heat utilization devices, particularly relates to a waste heat recovery and cyclic utilization device for activated carbon processing and a use method, and provides the following scheme aiming at the problems that an existing waste heat boiler cannot completely absorb waste heat in tail gas, and dust in the tail gas is attached to the inner wall of a heat exchange pipeline to affect the heat exchange efficiency. Comprising a first heat exchange box, a bag-type dust collector is arranged on one side of the first heat exchange box and used for filtering tail gas entering the first heat exchange box, and a connecting pipe is fixed to the side, away from the first heat exchange box, of the bag-type dust collector and used for being communicated with an activated carbon activation furnace. Tail gas sequentially enters the first heat exchange box and the second heat exchange box to be subjected to heat conversion twice, waste heat of the tail gas is fully utilized, and dust and impurities attached to the inner walls of a conversion disc, a first hollow circular ring, a sealing ring, a spiral heat exchange pipe, a heat exchange plate and a straight heat exchange pipe can be easily cleaned; the influence on heat exchange efficiency after dust accumulation is avoided.

The utility model provides a heating and ventilation pipeline internal incrustation cleaning device which comprises a water storage tank, a first bearing is arranged on the water storage tank, a cleaning assembly is arranged on one side of the water storage tank, and the cleaning assembly is installed on the water storage tank through the first bearing. A main rod support is arranged in the water storage tank, a telescopic rod is fixedly connected to the main rod support, and the telescopic rod is connected with the cleaning assembly. A moving assembly is arranged on one side of the water storage tank and installed on the water storage tank, a water storage cavity is formed in the water storage tank, a water inlet is formed in the water storage tank, a water pump is arranged on the water storage tank, the water pump is connected with the water inlet, and multiple sets of water spraying openings are formed in the water storage tank. According to the incrustation cleaning device, the cleaning agent is uniformly sprayed on the inner wall of the heating and ventilation system through the water spraying assembly, and then the cleaning assembly rotates at a high speed to clean incrustation on the inner wall of a heating and ventilation pipeline. And meanwhile, through work of the moving assembly, the pipeline cleaning device can move in the pipeline in the whole cleaning process, the cleaning efficiency is improved, and the operation difficulty is lowered.

The utility model relates to the related technical field of power plant steam waste heat recovery and heat exchange devices, in particular to a power plant high-temperature dry steam waste heat recovery and heat exchange device which comprises a tube shell, two hot fluid outlets, a cold fluid inlet tube and a tube plate assembling assembly. The two hot fluid outlets are fixedly connected to the two sides of the bottom end of the pipe shell respectively, a cold fluid inlet pipe is installed at the pipe end of one end of the pipe shell, a cold fluid inlet pipe is arranged at the movable installation position of the pipe plate assembling assembly, and the pipe sleeve on the cleaning disc can be tightly attached to the pipe plate of the pipe set and slide, so that the cleaning disc can be used for cleaning the pipe set. When high-temperature dry steam of a power plant enters the steam waste heat recovery heat exchange device and dust of the high-temperature dry steam of the power plant is attached to the tube plate of the heat exchange device, the tube sleeve is attached to the surface of the tube plate of the tube set through the cleaning disc for cleaning and scraping, and the surface of the tube plate of the tube set is prevented from being corroded by dirt and dust.

The invention relates to the technical field of medicine production, in particular to condensing equipment for distillation separation of medical intermediates, which comprises a condensing tank, a refrigerant feeding pipe mounted on the lower side of the condensing tank and a refrigerant discharging pipe mounted on the upper side of the condensing tank, the condensation pipe assembly comprises a plurality of spiral condensation pipes, a feeding pipeline and a liquid outlet pipe, the feeding pipeline is arranged on the side, away from the refrigerant inlet pipe, of the condensation tank, the spiral condensation pipes are arranged downwards in a spiral mode, the multiple spiral condensation pipes are arranged in an up-down parallel mode, and the liquid outlet pipe is arranged among the multiple spiral condensation pipes; a flow guide ring layer is arranged on the inner side of the condensation pipe, a plurality of annular condensation grooves which are arranged in parallel up and down are formed in the flow guide ring layer, a flow guide cavity is formed in the flow guide ring layer, and a plurality of spraying openings communicated with the flow guide cavity are annularly formed in the annular condensation grooves. The contact time of a refrigerant and the spiral condensation pipe is prolonged, and therefore the condensation efficiency is improved.

The utility model belongs to the technical field of tubular heat exchangers, and particularly relates to a heat exchanger for high-salinity wastewater treatment, which comprises a tube shell, a first seal head and a second seal head. The first sealing head is fixedly connected with a high-salinity wastewater inlet pipe and a high-salinity wastewater outlet pipe; a supporting table, a hot medium outlet pipe and a hot medium inlet pipe are fixedly connected to the outer wall of the pipe shell; the two ends of the tube shell are fixedly connected with a first tube plate and a second tube plate; a group of heat exchange tubes are fixedly connected between the first tube plate and the second tube plate, and the heat exchange tubes are positioned in the tube shell; the heat exchange tube is fixedly connected with a group of baffle plates; a rotating rod is arranged in the heat exchange tube; the rotating rod is fixedly connected with a pair of symmetrical scraping blades; the scraping blades are spirally arranged; the problems that when a tubular heat exchanger is used for conducting heat exchange treatment on high-salinity wastewater, along with continuous circulating evaporation and concentration of the high-salinity wastewater, the inner wall of a heat exchange tube is prone to scaling, and the heat exchange efficiency is reduced are solved.

The embodiment of the invention provides a plate heat exchanger, and relates to the technical field of heat exchanger equipment. The plate heat exchanger comprises a mounting groove plate, the top of the mounting groove plate is fixedly connected with a fixed supporting frame, the interior of the mounting groove plate is slidably connected with a convex sliding block, and the top of the convex sliding block is fixedly connected with a heat exchanger body. The cross-shaped rotating plate drives the cleaning shaft rod to move with the rotating rod as the axis, due to the fact that the gear is meshed with the fixed annular toothed plate, the cleaning shaft rod can rotate while rotating along with the cross-shaped rotating plate, due to the rotation motion, the cleaning brush on the cleaning shaft rod can clean a heat exchanger channel in all directions, it is guaranteed that each corner can be effectively cleaned, and the cleaning effect is good. The scale is helped to fall off from the channel wall, and the fallen scale is discharged out of the heat exchanger along with flowing of fluid.

The invention relates to the technical field of ventilation, and particularly discloses a laboratory ventilation device which comprises an air supply pipeline and a filter screen, the air supply direction is defined as conveying from left to right, a condensation barrel is installed in the air supply pipeline and filled with a condensing agent, and at least two spiral blades are arranged on the periphery of the condensation barrel. A driving assembly for driving the spiral blade to rotate and a limiting assembly for limiting the spiral blade to rotate along with the driving assembly are arranged in the air supply pipeline, a capturing assembly is arranged on the right side of the spiral blade, the filter screen is arranged on the right side of the condensation barrel, and a sewage draining exit is formed in the bottom of the air supply pipeline. According to the laboratory ventilation device, dust and impurities in air in the air supply pipeline can be adsorbed and intercepted, the capturing assembly can sweep the dust and impurities adsorbed on the spiral blade, and the spiral blade can scrape away the dust and impurities adsorbed on the outer wall of the condensation barrel when rotating; automatic cleaning of the spiral blade and the outer wall of the condensation barrel is achieved.

The shell and tube heat exchange equipment convenient to clean comprises a tube box, the right side of the tube box is fixedly connected with a flange cover opening, the outer side of the flange cover opening is fixedly connected with a first connecting frame, the interior of the first connecting frame is movably connected with a rotating rod, and the outer surface of the rotating rod is movably connected with a second connecting frame; a flange cover is hinged to the left side of the flange cover opening, a box shell is fixedly connected to the left side of the flange cover, a sealing ring is fixedly connected to the inner side of the flange cover, and a cleaning structure is fixedly connected to the interior of the box shell. According to the shell and tube heat exchange equipment convenient to clean, by arranging a cleaning structure, the inner wall of a tube hole of a heat exchange tube can be cleaned, meanwhile, residues on the inner wall of the tube hole can be scraped away, and when the movable rod rotates, the tube hole of the heat exchange tube can be repeatedly cleaned through a cleaning brush and a wall scraping knife arranged on the surface of the movable rod; dirt on the pipe wall can be thoroughly cleaned, the cleaning efficiency is effectively improved, and therefore the production efficiency is improved.

The invention discloses a flue gas waste heat recovery device and method for a garbage incinerator. Relates to the technical field of waste incineration treatment and comprises a waste heat recovery box, a heat exchange pipe set driven by a main control gear, a transfer gear and a fixed gear ring is arranged in the waste heat recovery box, and heat exchange pipes conduct revolution and autorotation in smoke at the same time to enhance heat exchange. Accumulated dust on the outer surface of the heat exchange tube is removed through the rotating treatment scraper and the removing brush cylinder, and the reciprocating treatment kettle is used for knocking the tube wall of the heat exchange tube to shake off the dust; the flow speed and the flow direction of flue gas can be intelligently adjusted through an angle-adjustable speed adjusting plate on a treatment scraper, so that the device is suitable for different working conditions; the device realizes efficient and stable recovery of flue gas waste heat, can keep a heat exchange surface clean on line, and is high in adaptability.

The invention belongs to the technical field of finned tube heat exchangers, and particularly discloses an energy-saving type tube fin heat exchanger. Comprising a machine frame, the machine frame is fixedly connected with a heat exchange shell, the heat exchange shell communicates with circulating pipes distributed in a mirror image mode, flow dividing shells distributed in a mirror image mode are arranged in the heat exchange shell, the flow dividing shell on one side is provided with a water inlet pipe, and the flow dividing shells distributed in the mirror image mode are jointly provided with heat exchange pipes distributed in a circumferential array mode. Fins distributed in an array mode in the circumferential direction are fixedly connected to the exterior of the heat exchange pipe, and the water inlet pipe is fixedly connected with a monitoring shell. According to the device, the temperature of high-temperature cooling water injected into the device is monitored through the monitoring shell, and the adhesion amount of solid impurities in unit time is judged according to the temperature and the flow of the high-temperature cooling water, so that the solid impurities on the heat exchange pipes and the fins influence heat exchange between the high-temperature cooling water and seawater to be accurately and timely cleaned; and the stability of the heat exchange effect of the device on the high-temperature cooling water is ensured.

The invention discloses a heat exchanger capable of strengthening hedging heat transfer, and relates to the technical field of heat exchangers, the heat exchanger comprises a shell, two supporting legs are fixedly installed at the lower end of the shell, the heat exchanger further comprises a tube box fixedly installed on the left side of the shell, and a feeding port and a discharging port fixedly communicate with the tube box; the shell is fixedly communicated with a liquid inlet and a liquid outlet, a fixed tube plate is fixedly mounted on the left side of the shell, a floating tube plate is mounted on the right side of the shell through a hook ring, and a floating head is mounted on the right side of the shell. The heat exchanger has the advantages that by means of cooperation of the baffle plates and the flow deflectors, parallel flow between cooling liquid and the heat exchange pipes can be converted into cross flow, the hedging heat transfer effect is enhanced, meanwhile, the contact effect between the cooling liquid and the heat exchange pipes is improved, driving can be provided for removal of scale on the heat exchange pipes through the flow guiding effect on the cooling liquid, and the heat exchange efficiency is improved. The overall heat exchange effect and heat exchange efficiency are effectively improved, and the possibility of energy waste is reduced.

The invention discloses an adjustable air heat exchanger which comprises a shell, two heat conduction plates are arranged in the shell, a heat exchange finned tube is fixed between the two heat conduction plates, one end of the heat exchange finned tube is an air inlet, and the other end of the heat exchange finned tube is an air outlet. According to the adjustable air heat exchanger, through the arrangement of the pipeline stepping moving mechanism, the extending amount of the air inlet pipe in the heat exchange fin pipe is automatically adjusted, the air inlet position of the air inlet pipe in the heat exchange fin pipe is changed, then the heat exchange time of the heat exchange fin pipe is changed, and the purpose of freely controlling the heat exchange efficiency is achieved; when the extending amount of the air inlet pipe is larger, the distance of air passing through the heat exchange fin pipe is shorter, the heat exchange time is shorter, and the heat exchange efficiency is lower, when the extending amount of the air inlet pipe is smaller, the distance of air passing through the heat exchange fin pipe is longer, the heat exchange time is longer, and the heat exchange efficiency is higher, and adaptive adjustment can be conducted according to the external environment temperature, the air flow or the heat exchange requirement.