456results about "Vibration cleaning" patented technology

The invention discloses a horizontal shell and tube heat exchanger, which relates to the technical field of heat exchangers and comprises a shell, two sides of the shell are fixedly connected with a first tube box and a second tube box respectively, an inner cavity of the shell is provided with a plurality of baffle plates, each baffle plate is provided with a plurality of heat exchange tubes, and one side of each baffle plate is provided with a control assembly mounted in the second tube box. According to the horizontal shell and tube heat exchanger, the scraping ring can move left and right along with the movable rod, impurities on the outer wall of the heat exchange tube can be scraped away, in the long-term operation process of heat exchange equipment, various impurities are prone to being accumulated on the outer wall of the heat exchange tube, the impurities can reduce the heat exchange efficiency and increase the energy consumption of the equipment, and the scraping ring can slide to clean the heat exchange tube. The impurities can be effectively removed in time, the surface of the heat exchange pipe is kept clean, it is ensured that heat exchange equipment is in a good working state all the time, good heat exchange between a heat exchange medium and the heat exchange pipe can be ensured through the clean outer wall of the heat exchange pipe, heat resistance is reduced, and therefore the heat exchange efficiency is improved.

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 chemical heat exchanger with energy-saving improved structural design, which comprises a heat exchange tank body, a connecting disc is fixedly mounted at the end part of the heat exchange tank body, a tank cover is arranged on one side, far away from the heat exchange tank body, of the connecting disc, and a processing assembly is arranged on the inner side of the tank cover. When the heat exchanger is used, dirt generated by liquid can adhere to the interior of the heat exchange tank body and needs to be cleaned, at the moment, a waterproof motor is started, a rotating rod fixedly installed at the output end of the waterproof motor starts to rotate, and a limiting ring fixedly installed at the end of the rotating rod drives a reciprocating lead screw to rotate along with the reciprocating lead screw; the rotating reciprocating lead screw drives the sleeve plate arranged on the outer wall of the reciprocating lead screw in a sleeving mode to move in a reciprocating mode, the sleeve plate drives the scraping ring to slide on the outer wall of the heat exchange pipe through the extrusion rod, and due to the fact that the scraping ring is attached to the outer wall of the heat exchange pipe to slide, dirt attached to the outer wall of the heat exchange pipe can be cleaned.

The invention relates to the technical field of heat dissipation pipes and discloses a fin type heat dissipation pipe which comprises a rectangular supporting frame, a plurality of heat dissipation pipe bodies are rotationally connected into the supporting frame, and a shaking mechanism used for driving the heat dissipation pipe bodies to synchronously clean attached dust is arranged at the top of the supporting frame. A power storage mechanism used for driving the shaking mechanism to work is further arranged at the top of the supporting frame, a driving mechanism is arranged at the position, on one side of the power storage mechanism, of the top of the supporting frame, the shaking mechanism is arranged, a rotating rod is used for driving the heat dissipation pipe body to rotate intermittently, attached dust is shaken off in the rotating process of the heat dissipation pipe body, and the dust is cleaned through regular shaking; the surface of the fin can be kept clean, so that the optimal working state of the radiator is ensured, the efficient heat exchange performance is maintained, a method for removing dust through shaking hardly causes damage to equipment, the method does not involve direct contact or use of chemical substances, and the completeness of the radiating pipe and the fin of the radiating pipe can be effectively protected.

A heatsink comprising a heat exchange device having a plurality of heat exchange elements each having a surface boundary with respect to a heat transfer fluid, having successive elements or regions having varying size scales. According to one embodiment, an accumulation of dust or particles on a surface of the heatsink is reduced by a removal mechanism. The mechanism can be thermal pyrolysis, vibration, blowing, etc. In the case of vibration, adverse effects on the system to be cooled may be minimized by an active or passive vibration suppression system.

The invention discloses a heat exchanger and method for rare gas preparation, and relates to the technical field of heat exchangers, the heat exchanger comprises a heat exchange mechanism, the outer surface wall of the heat exchange mechanism is sleeved with a cleaning structure, the input end of the heat exchange mechanism communicates with a feeding mechanism, and an aeration mechanism is inserted into the inner surface wall of the heat exchange mechanism. In the cleaning process, the second air pump conveys outside air to the aeration ball, so that a large number of bubbles are formed in cleaning liquid, dirt is cleaned by means of tiny shock waves and high-speed micro jet flow generated during bubble movement and breakage, and the ultrasonic generator can release sound wave energy; the synergistic effect of bubbles and sound waves greatly improves the cleaning efficiency and effect, enhances the stripping capacity of dirt on the inner wall of the heat exchanger, ensures that rare gas is not polluted in the heat exchange process, maintains the high purity of the rare gas, keeps the inner wall of the heat exchanger smooth, and improves the heat transfer efficiency, so that the cooling or heating speed of the rare gas is increased, and the service life of the heat exchanger is prolonged. The efficiency of the whole preparation process is improved.

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 discloses a water-cooling air suspension variable-frequency centrifugal unit capable of overcoming the defect of uneven falling films, and relates to the field of variable-frequency centrifugal units. The water-cooling air suspension variable-frequency centrifugal unit comprises a rack, a condenser, an evaporator and an air flotation compressor; a condenser and an evaporator are connected to the inner wall of the rack in a penetrating mode, one side of the evaporator is connected with an air flotation compressor through a pipeline, the air flotation compressor is connected to one side of the rack through bolts, the front portion of the evaporator and the front portion of the air flotation compressor are connected with a flash tank through pipelines, and a heat exchange mechanism is connected to the inner wall of the evaporator. The inner wall of the condenser is connected with a descaling mechanism. According to the water-cooled air suspension variable-frequency centrifugal unit, to-be-cooled liquid is added above the evaporator and flows into the heat exchange pipe, a falling film is formed on the inner wall of the heat exchange pipe, the air flotation compressor drives the pneumatic motor to operate, the air spraying pipe and the heat exchange pipe are driven to rotate, and refrigerant gas is evenly sprayed to the outer side of the heat exchange pipe to form the falling film; and therefore, the water-cooling air suspension variable-frequency centrifugal unit can uniformly fall a film.

The invention is suitable for the technical field of flue gas waste heat utilization, and provides a high-temperature flue gas heat exchanger which comprises a heat exchange assembly, and a flue gas inlet assembly is fixed to the top of the heat exchange assembly; the heat exchange assembly comprises a box part, a water inlet part inserted into the box part and a plurality of heat conduction parts slidably arranged on the water inlet part, and the smoke inlet assembly comprises a smoke inlet part, a displacement part slidably arranged in the smoke inlet part and a blocking part slidably arranged in the smoke inlet part. The high-temperature flue gas heat exchanger solves the technical problems that in the using process of an existing high-temperature flue gas heat exchanger, heat exchange tubes and fins in the high-temperature flue gas heat exchanger are mostly fixedly connected into the high-temperature flue gas heat exchanger, the heat exchange effect of the high-temperature flue gas heat exchanger is too poor, and the heat exchange effect of waste heat in flue gas is reduced. The technical effects that smoke flow in the heat exchange box can be accelerated, the heat exchange effect of the multiple fins and the smoke in the heat exchange box is improved, and the later heat exchange efficiency is improved are achieved.

A heatsink comprising a heat exchange device having a plurality of heat exchange elements each having a surface boundary with respect to a heat transfer fluid, having successive elements or regions having varying size scales. According to one embodiment, an accumulation of dust or particles on a surface of the heatsink is reduced by a removal mechanism. The mechanism can be thermal pyrolysis, vibration, blowing, etc. In the case of vibration, adverse effects on the system to be cooled may be minimized by an active or passive vibration suppression system.

The application discloses a tubular air conditioner heat exchanger, comprising a refrigerant box, the inner side of which is provided with heat exchange pipes, the inner cavity of the refrigerant box is connected with both ends of the heat exchange pipes to form a passage; the surface of the fin group is provided with sleeve holes sleeved on the surface of the heat exchange pipes, and the fin group comprises multiple groups of double-layer composite fins arranged along the surface of the sleeve holes, each group of the composite fins is combined by a first pressing sheet and a second pressing sheet; and a piezoelectric vibration assembly is arranged at both ends of the fin group and used for high-frequency vibration cleaning of the surface of the fin group. In the application, a small fluid channel is integrated on the opposite surface of the double-layer fin group by using CNC processing, and a heat pipe working medium (such as water, ethanol or acetone) is filled in the small fluid channel; the working medium is vaporized by absorbing heat at one end of the fin close to the heat exchange pipe, flows to the edge or thinner part of the fin and is condensed by radiating heat, and then returns to the surrounding of the heat exchange pipe to form a circulation, so that the heat pipe technology is effectively utilized to significantly improve the heat conduction efficiency and temperature uniformity of the fin.

The invention relates to the technical field of new energy, in particular to a new energy storage power station which comprises a shell, an energy storage plate, a heat exchange pipe, a heat conduction plate and a liquid storage tank and further comprises a supporting frame which is arranged in the heat exchange pipe, and a bearing is arranged on the supporting frame. According to the new energy storage power station, cooling liquid is used for impacting the conical barrel and the fan blade plates, the conical barrel divides the cooling liquid, the fan blade plates rotate to trigger the narrow pipe effect, the flowing speed of the cooling liquid is increased, the fan blade plates rotate to change the movement track of the cooling liquid, turbulent flow is formed, the contact area between the cooling liquid and the heat exchange pipes is increased, and the heat exchange time is prolonged. Meanwhile, calcium carbonate particles are prevented from being precipitated and adsorbed on the inner wall of the heat exchange pipe, the straight pipe part of the heat exchange pipe is provided with a guiding soft film, the flowing direction of cooling liquid is guided, the turbulence degree of the cooling liquid is increased, the cooling liquid is in a turbulence state all the time, the heat exchange effect is further improved, and meanwhile it is guaranteed that the calcium carbonate particles mixed in the cooling liquid cannot be deposited.

According to the technical scheme, the real fire fireplace with the ash removal function is characterized by comprising a fireplace body, a transverse exhaust duct for receiving exhausted hot waste gas is arranged in the fireplace body, the two ends of the transverse exhaust duct are connected with ash falling pipes and spiral ash pushing pieces arranged on the transverse exhaust duct, and the spiral ash pushing pieces are spiral springs; the spiral spring is divided into a left part and a right part, and the rotation directions of the two parts are opposite; the rotating rod is fixed at one end of the spiral ash pushing piece and extends out of the ash falling pipe; and a rotating assembly is arranged at the end, extending out of the ash falling pipe, of the rotating rod and drives the rotating rod to rotate, a built-in spiral spring is adopted to convey ash in the transverse exhaust channel into the ash falling pipe in a centralized mode, and the effect of conveniently cleaning impurities on the flowing path of waste hot air is achieved.

The utility model relates to a water-cooled rapping device, which belongs to the technical field of heat exchange and comprises an in-furnace rapping rod fixedly arranged on a tube body of a heat exchange tube bundle and a through-wall rapping rod penetrating through a furnace wall and fixedly connected with the in-furnace rapping rod. The through-wall rapping rod comprises a first upper round pipe and a first lower round pipe, the in-furnace rapping rod comprises a second upper round pipe and a second lower round pipe, the first upper round pipe penetrates through a furnace wall to be communicated with the second upper round pipe, and the first lower round pipe penetrates through the furnace wall to be communicated with the second lower round pipe; the ends, away from the through-wall rapping rod connected with the second upper round pipe and the second lower round pipe, of the second upper round pipe are communicated with each other, a water inlet is formed in the end, located outside the furnace wall, of the first lower round pipe, and a water outlet is formed in the end, located outside the furnace wall, of the first upper round pipe. Cooling water is introduced into the vibrating rod in the furnace through the water inlet, and the cooling water is led out from the water outlet outside the furnace wall after being heated, so that the temperature of the pipe wall of the vibrating rod in the furnace is reduced, the corrosion influence of high-temperature flue gas on the vibrating rod is reduced or avoided, and the service life of the vibrating rod is prolonged.

The invention discloses a steel plant high-temperature flue gas waste heat recovery system and method, and relates to the technical field of waste heat recovery, the steel plant high-temperature flue gas waste heat recovery system comprises a spiral conveyor, a flue gas pipeline and a waste heat recovery furnace, a main flue on process equipment in a steel plant is connected into a flue gas inlet of the waste heat recovery furnace through the flue gas pipeline, and a plurality of snakelike heating pipes are evenly distributed in the waste heat recovery furnace; one end of the snakelike heating pipe is connected with a water inlet pipe, the other end of the snakelike heating pipe is connected with a water outlet pipe, a plurality of ash discharge hoppers are arranged at the bottom of the waste heat recovery furnace, spiral conveyors are arranged at the bottoms of the ash discharge hoppers, a cleaning mechanism is arranged in the waste heat recovery furnace, and a smoke outlet of the waste heat recovery furnace is connected to next process equipment through a smoke exhaust pipeline. According to the system, the surfaces of the two sides of the S-shaped heating pipe can be cleaned, meanwhile, the knocking head of the knocking assembly can knock the inner wall of the waste heat recovery furnace, soot attached to the inner wall falls into the ash discharging hopper, automatic and comprehensive cleaning of heat exchange equipment is achieved, and the cleanliness of the surfaces of the heat exchange equipment is guaranteed.

The utility model relates to the technical field of heat exhaustion for cold dryers, and discloses a heat exhaust device for cold dryers, comprising a shell and a door panel arranged on the shell; a compressor and a condenser are installed in the shell, an outer wall of the compressor is installed with an arc-shaped connecting shell, the arc-shaped connecting shell is connected to a heat sink through a limiting component, and the limiting component is used to connect the heat sink to the arc-shaped connecting shell, a movable heat dissipation component is arranged in the shell, the movable heat dissipation component is connected with a knocking component, and the knocking component is connected with a linkage component; the utility model can perform movable heat dissipation in the shell through the arranged movable heat dissipation component, so that the heat dissipation effect of the movable heat dissipation component on the heat sink is better, and in the process of lifting and lowering the movable heat dissipation component, the linkage component will drive the knocking component to continuously knock various positions of the heat sink, so that the heat sink vibrates, and then the dust on the heat sink can be shaken off, so as to prevent the dust adsorbed on the heat sink from affecting the heat dissipation effect of the heat sink.

The utility model discloses an ethanol condensation recovery device, and relates to the technical field of ethanol recovery. The device comprises a shell, the top of the shell communicates with a gas transmission connecting pipe, the bottom of the shell communicates with a discharge pipe, a condensation mechanism used for recycling ethanol in waste gas is arranged in the shell, and a shell is fixed to one side of the shell. And liquid ethanol in the condensation pipeline can be further assisted to be discharged downwards under the action of vibration impact force, so that the condensed liquid ethanol can be discharged more completely by the device, the recovery effect of the device is improved, and the problem that an existing ethanol condensation recovery device is inconvenient to use in the using process is solved. The condensed liquid ethanol is easy to remain and adhere to the interior of the device, so that the device is not easy to completely discharge the condensed liquid ethanol, and the recovery effect of the device is reduced.

The invention relates to a waste heat recovery device, in particular to a waste heat recovery device for a high-temperature reaction furnace. Comprising a tank body, an air outlet pipe, an air inlet pipe, a drainage pipe, a rotating pipe, a fixed pipe, a water inlet pipe, a water storage cavity, a rotating body, a heat exchange pipe assembly, a cleaning mechanism and a collecting assembly, the right side of the tank body is sequentially connected with the air outlet pipe and the air inlet pipe from bottom to top, the fixed pipe penetrates through the middle of the top end of the tank body, and the bottom end of the fixed pipe is rotationally connected with the rotating pipe; a water inlet pipe is connected to the front side of the tank body; a water storage cavity is connected to the lower side of the interior of the tank body; a rotating body is rotationally connected to the water storage cavity; a heat exchange pipe assembly is connected to the rotating body; by arranging the rotatable heat exchange pipe assembly, automatic rotation of the heat exchange pipe assembly is achieved, and the overall heat exchange efficiency is improved.

Provided is a protective device for a boiler access point including a fan, a pressure sensor, and a check valve. The fan is connected via the access to the environment for drawing in ambient air and the pressure sensor is connected to it via a gas-tight connection and a check valve is connected downstream of the control unit via a further gas-tight connection. A control unit connected to the pressure sensor has a data memory in which at least a lower first and a higher second threshold value for pressure values are stored. The presence of a malfunction can be determined by the control unit when a pressure sensor signal measured by the pressure sensor and forwarded to the control unit is below the first or above the second threshold value.

A device for generating pressure waves of high amplitude, in particular for boiler cleaning, has a pressure-resistant container (21, 40) with a combustion chamber (121) inserted therein, which can be filled with a flowable burn-off material via supply lines. The pressure-resistant container has a discharge opening (306) for the directional discharge of gas pressure generated by ignition of the combustible material. A piston (70) closes the discharge opening, can release it for directional discharge and can be pushed back into the initial position by a spring device. With respect to its longitudinal direction (305), the seat of the piston (70) has a piston surface (302) inclined obliquely to the discharge opening (306), which is arranged opposite a housing surface (303) also inclined obliquely to the discharge opening (306), the housing surface (303) opening opposite the piston surface (302) at an angle (304) oriented towards the discharge opening (306) from a closure line (65) oriented perpendicularly to the piston direction (90).

The invention relates to the technical field of plate heat exchangers, in particular to an energy-saving self-cleaning plate heat exchanger which comprises a plate heat exchanger body, four parallel connecting pipes are arranged in the plate heat exchanger body, and a driving mechanism is fixedly mounted on the outer side of one end of each connecting pipe. The working end of the driving mechanism is connected with a rotating rod and a connecting shell, the connecting shell is located in the connecting pipe and is rotationally connected with the connecting pipe in a sealed mode, the rotating rod penetrates through the waterproof assembly and then extends into the connecting pipe, and the section, located in the connecting pipe, of the side wall of the rotating rod is fixedly connected with a spiral blade. Through the design of the spiral blades and the flow dividing rods, stirring turbulence of fluid during conveying is increased, the possibility of incrustation and blockage is reduced, meanwhile, heat exchange fluid between the plates is treated through the ultrasonic transducers, the turbulence is increased and the uniformity of the fluid is improved in cooperation with internal vibration pieces, and the heat exchange efficiency is improved. Therefore, the heat exchange effect of the whole plate heat exchanger is improved.

The invention relates to the technical field of condenser self-cleaning, in particular to an air conditioner condenser self-cleaning structure based on bionic fins, which comprises a fixing frame, mounting plates are fixedly connected to two ends of the fixing frame, a plurality of groups of fins are connected to the outer side of the fixing frame, a copper pipe is arranged on one side of the plurality of groups of fins, and a sealing groove is fixedly connected to the outer side of the copper pipe. A reciprocating lead screw is rotationally arranged on one side of the sealing groove, a guide pipe is connected to the outer side of the reciprocating lead screw, and a connecting pipe A is connected to one end of the guide pipe. An air pressure pipe is arranged on one side of the multiple sets of fins. Therefore, dust particles attached to the surfaces of the fins are subjected to periodic external force, the adhesive force between dust and the fins is destroyed, the dust is made to fall off from the surfaces of the fins more easily, the surfaces of the fins are kept clean, meanwhile, convective heat exchange between air and the fins is enhanced, and the heat exchange efficiency in the heat dissipation process is improved.

The utility model provides an integrated tubular heat exchanger which comprises a shell, and the shell is provided with a hot fluid inlet pipe, a cold fluid inlet pipe, a hot fluid outlet pipe and a cold fluid outlet pipe, ultrasonic waves are generated through the ultrasonic generator and then transmitted to the first heat exchange pipeline and the second heat exchange pipeline of the radiating surface of the ultrasonic transducer through the ultrasonic transmission cable, so that fluid in the first heat exchange pipeline and the second heat exchange pipeline generates bubbles; impact waves generated by the bubbles enable scale layers and impurities on the inner walls of the first heat exchange pipeline and the second heat exchange pipeline to be effectively impacted, broken and disengaged, and therefore descaling of the inner walls of the first heat exchange pipeline and the second heat exchange pipeline is achieved; and meanwhile, a dosing pipe is arranged, so that a descaling agent is convenient to put, ultrasonic waves are matched for deep descaling, corrosion and damage of a scale layer and impurity accumulation to a pipeline are prevented, the heat exchange efficiency of the heat exchanger is improved, energy consumption is reduced, the operation efficiency of the whole heat exchanger is improved, and the service life of the heat exchanger is prolonged.

The utility model relates to a gas heat recovery device based on heat pipes, which comprises a shell with two open ends, an inner cavity of the shell is divided into an evaporation channel and a condensation channel through a heat insulation partition plate, a plurality of heat pipes are arranged on the heat insulation partition plate in a penetrating mode, and working media used for transferring heat are arranged in the heat pipes. The left half portion of the heat pipe is an evaporation pipe section located in the evaporation channel, and the right half portion of the heat pipe is a condensation pipe section located in the condensation channel. The heat exchanger has the advantages of being simple in structure, low in cost, convenient to disassemble and assemble, high in heat exchange efficiency and high in reliability.

The invention relates to the technical field of waste heat utilization devices, and provides efficient waste heat recovery equipment which comprises a multi-layer composite heat exchange module, a thermal induction resonance self-cleaning module and a thermal medium switching module. The heat medium is used for receiving heat in the flue gas and transferring the heat to the internal flowing heat medium; the thermally-induced resonance self-cleaning module is attached to a waste gas emission channel of industrial flue gas, temperature control deformation is generated by sensing heat absorbed by the surface of the multi-layer composite heat exchange module, vibration is excited, and dust and particle impurities attached to the heat exchange surface are automatically shaken off and collected; the heat medium switching module is arranged in a heat exchange medium channel and automatically selects a heat transfer medium according to the heat source temperature, pressure and heat load characteristics so as to dynamically adjust the type, the flow speed and the circulation path of the heat medium and output heat energy to a rear-stage heat using end.

The utility model discloses an automatic cleaning power device for a heat exchanger, and relates to the field of heat exchanger cleaning devices. The cleaning modes of heat exchanger pipelines are mainly chemical cleaning and mechanical cleaning, most of the heat exchanger pipelines need to be shut down for cleaning, rotating screws are used for cleaning, and hard dirt cannot be removed through plastic screws. The cleaning device comprises a rotational flow rack, a shaft cap and a cleaning main shaft, the rotational flow rack comprises a central long shaft sleeve and supporting pieces, the lower end of each supporting piece is provided with a flow guide spiral piece, fluid penetrates through the space between the supporting pieces and then is guided through the flow guide spiral pieces, and the lower end of the cleaning main shaft is provided with a connecting port used for being connected with a cleaning spiral. On-line long-term rapid circumferential rotation and axial vibration of the cleaning spiral in the heat exchange tube are realized through the device by utilizing the flow velocity of the tube pass water body of the evaporator, the laminar flow of the water in the tube is changed into a turbulent flow state, the formation mechanism of incrustation scale is destroyed, scaling is prevented, and yield increase and energy conservation are facilitated.

The invention discloses a heat exchanger convenient to clean, and relates to the technical field of heat exchangers, the heat exchanger convenient to clean comprises a heat exchanger shell, a plurality of heat exchange tubes are arranged in the heat exchanger shell, a plurality of fixing plates are fixedly installed outside the heat exchange tubes, and the fixing plates are fixedly connected with the heat exchanger shell; the moving assemblies are arranged inside and outside the heat exchanger shell and comprise fixing frames, the fixing frames are fixedly mounted on one side of the exterior of the heat exchanger shell, an electric push rod is fixedly mounted on one side of each fixing frame, a moving plate is fixedly mounted at the movable end of each electric push rod, and mounting rods are symmetrically mounted on one side of each moving plate; the cleaning efficiency of the heat exchange tube can be improved when the heat exchange tube is cleaned, the interior of the heat exchanger shell can be fully flushed after cleaning, a cleaning agent can be flushed down, cleaning dead corners are avoided, flushing convenience is improved, and practicability is improved.

The utility model relates to the field of ultrasonic cleaning equipment, in particular to plate-fin heat exchanger part ultrasonic cleaning equipment which comprises a rack, a cleaning pool is arranged in the rack, the cleaning pool is provided with a plurality of partition plates which divide the cleaning pool into a plurality of partition bins, hanging baskets are placed in the partition bins, and ultrasonic generators are arranged in the partition bins. Different cleaning media are placed in the partition bins respectively, a placing plate and a draining pool are arranged at the two ends of the cleaning pool respectively, a lifting frame is arranged at the upper end of the machine frame, a sliding frame is arranged on the lifting frame in a sliding mode, a plurality of hanging brackets are arranged at the lower end of the sliding frame, and the number of the hanging brackets is consistent with that of the partition bins. The device has the advantages that the efficiency is improved, and the labor intensity of workers is reduced.

The invention relates to the technical field of generators, in particular to a box-type convenient-to-maintain water-cooled generator which comprises a supporting base, a first box cover and a second box cover are detachably connected to the supporting base, a plurality of heat exchange flat pipes are fixedly arranged in the supporting base, the heat exchange flat pipes are communicated through supporting communicating pipes, and the supporting communicating pipes are communicated with the first box cover and the second box cover. And one end of the heat exchange flat pipe located on the upper side communicates with a water outlet pipe, one end of the heat exchange flat pipe located on the lower side communicates with a water inlet pipe, and an internal maintenance and cleaning mechanism is arranged, so that internal scraping rings can move in the heat exchange flat pipes, and the internal scraping rings move in the heat exchange flat pipes under the elastic action of reset springs while moving. And the movable knocking disc is driven to reset, so that the movable knocking disc continuously knocks the inner wall of the heat exchange flat tube, a scale layer is cracked and is more easily scraped by an internal scraping ring, the scale is prevented from influencing heat exchange, and the heat exchange efficiency is further improved.

The invention provides a shell-and-tube heat exchanger with an elastic baffle plate, the baffle plate is of an elastic tube bundle structure and comprises an elastic tube bundle, the elastic tube bundle comprises a plurality of arc-shaped tubes, the center lines of the arc-shaped tubes are arcs of concentric circles, the ends of the adjacent arc-shaped tubes in the radial direction are communicated at one end, and the other ends are not communicated. Therefore, the end portion of the communicated end of the tube bundle forms a free end, the arc-shaped tube on the outermost side is provided with an outer side opening end, the arc-shaped tube on the innermost side is provided with an inner side opening end, and the elastic tube bundle forms a series connection structure from the outer side opening end to the inner side opening end. The baffle plates are arranged to be of the elastic tube bundle structure, the contact area of two kinds of fluid is increased through the structure, fluid disturbance is increased, the convective heat transfer coefficient of the shell pass of the heat exchanger can be increased, and therefore the heat transfer efficiency is effectively improved.