335results 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 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 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.

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 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 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.

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 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 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 utility model relates to the technical field of cooling towers, in particular to an anti-blocking filtering cooling tower which comprises a packing layer, supports are movably installed at the four corners of the packing layer, and impurity cleaning assemblies are arranged inside and outside the supports jointly. The impurity cleaning assembly comprises a servo motor fixedly installed on the outer side wall of the left rear end support, a driving shaft is fixedly installed at the output end of the servo motor, driven shafts are rotationally installed on the inner sides of the two front end supports, the outer shaft walls of the driving shaft and the driven shafts are sleeved with two conveying belts, and fixing bases are fixedly installed on the outer end faces of the two conveying belts. An assembling telescopic strip is slidably mounted in the fixing base, and a brush is fixedly mounted on the end face, away from the fixing base, of the assembling telescopic strip. The clean packing layer can ensure efficient operation of the cooling tower, so that the production efficiency is improved, and the good operation condition of the cooling tower can ensure the heat dissipation effect and the production efficiency of cooled equipment.

The utility model discloses a tubular flue gas cooler which comprises a flue gas inlet box, an inlet gas cooling tube bundle vertically connected to the bottom of the inlet gas box, a flue gas outlet box and an outlet gas cooling tube bundle vertically connected to the bottom of the outlet gas box, and the bottoms of the two tube bundles are communicated through an ash hopper to form a flue gas flow channel; a plurality of axial flow fans are arranged outside the flue gas flow channel, and air outlets of the axial flow fans are communicated with the outer wall space of the cooling tube bundle; a vibrating ash removal mechanism is arranged on the tube bundle; the axial flow fan and the temperature sensor group are interlocked to form a temperature adjusting assembly; and the vibration ash removal mechanism and the pressure transmitter group are interlocked to form a pressure difference response ash removal assembly. The air indirect cooling mode and the U-shaped flue gas flow channel design are adopted, forced convection heat exchange is conducted on the outer wall of the tube bundle through the variable-frequency axial flow fans, the moisture content and corrosivity of flue gas are prevented from being increased, and the cooling efficiency is improved by prolonging the residence time.

The invention discloses a preparation method of a micro-nano composite structure wick of a titanium water ultrathin plane heat pipe, and belongs to the field of plane heat pipe wick. The invention aims to solve the problem of hydrophobicity of a planar heat pipe wick micron structure. On the basis of a rolling forming method, a regular micron-sized wick microstructure is manufactured; and then a hydrophilic nano structure is prepared on the surface of the microstructure through a strong alkali solution hydrothermal method, and the wick of the micro-nano composite structure capable of achieving bubble nucleation density increase and strong capillary action at the same time is manufactured. The micron-level wick is obtained through rolling, so that the capillary force of the heat pipe and the machining efficiency of the microstructure are greatly improved. Meanwhile, the titanium dioxide nanotubes are obtained in a strong alkali solution through a hydrothermal method, and the hydrophilicity of the wick is improved. Therefore, the wick of the ultrathin planar heat pipe can be stably and effectively prepared.

The invention discloses a self-vibration long-service-life turbolator, a heat exchanger and a design adjusting method. The turbolator comprises a spoiler and a spring, wherein the spoiler comprises a rigid support rod, spoiler teeth and a resistor. The heat exchanger comprises an inlet tube box, an inlet tube plate, a heat exchange tube, an outlet tube plate and an outlet tube box, and further comprises the self-vibration long-service-life turbolator. According to the design adjustment method, the design adjustment of the application is completed according to the vibration frequency and the amplitude for the turbolator. The heat exchanger has the beneficial effects that heat transfer can be effectively enhanced under the dynamic working conditions (such as vibration and rolling), the service life is longer, the adjustability is better, the applicability is wider, and therefore the requirements of the industrial heat exchanger for the efficient, stable and long-acting heat transfer technology are met.

The invention discloses an anti-short-circuit leakage flow heat exchanger and a processing and manufacturing method. The device comprises a cylinder body, disc-shaped baffle plates and annular baffle plates are arranged in the cylinder body, the disc-shaped baffle plates and the annular baffle plates are coaxially arranged, and the outer diameter of each disc-shaped baffle plate is smaller than that of each annular baffle plate; liquid flowing in from the inlet can flow around through blocking of all the disc-shaped baffle plates and then flow out towards the outlet through center holes of all the annular baffle plates, blocking pieces blocking the gaps are arranged on the edges of all the annular baffle plates, and liquid in the barrel can be prevented from leaking from the gaps in a short-circuit mode through blocking of the blocking pieces. The heat exchanger has the advantages that fluid can be effectively guided to flow according to a preset path, liquid short circuit leakage is reduced, the heat exchange capacity is effectively improved, meanwhile, the alternately-arranged baffle plates are adopted, the effect of the heat exchanger is better, the baffle rings can be well attached to the sealing cone, and the fluid is prevented from flowing through a gap between the sealing cone and the inner wall of the barrel.

The invention discloses waste heat resource recovery VOCs combustion purification treatment equipment, and belongs to the technical field of gas treatment.The waste heat resource recovery VOCs combustion purification treatment equipment comprises a mounting frame, three heat storage chambers used for alternately feeding gas, exhausting gas and cleaning ash are equidistantly mounted on the mounting frame, and combustion chambers communicated with one another are mounted among the top ends of the three heat storage chambers; according to the waste heat resource recovery VOCs combustion purification treatment equipment, an ash removal pipe is arranged, VOCs gas can be horizontally blown into an ash removal chamber, the VOCs gas flows through a cylindrical vibration column, the Karman vortex street effect is generated, the vibration column generates induced vibration in the vertical direction, and when the vibration column vibrates, a first telescopic air bag and a second telescopic air bag are driven to stretch out and draw back; and the second telescopic air bag can drive a cleaning brush to move when stretching out and drawing back, dust and impurities adhering to the bottom of the ceramic heat accumulator and the surface of the grid can be cleaned away when the cleaning brush moves, and the circulation effect of the ceramic heat accumulator on the VOCs gas is conveniently improved.

The utility model discloses building ventilation equipment capable of recovering heat, and relates to the technical field of building ventilation equipment, the building ventilation equipment comprises an air guide pipe and a heat exchange box, the heat exchange box is fixedly communicated with the top end of the air guide pipe, a heat exchange structure is arranged in the heat exchange box, a connecting plate is arranged in the heat exchange box, one side of the connecting plate is provided with a cleaning probe assembly, and the other side of the connecting plate is provided with a cleaning probe. A worm is engaged with a worm gear, the worm gear drives a rotating drum to rotate at the top of a heat exchange box, the rotating drum drives a disc to rotate, and a plurality of sliding blocks slide in a plurality of arc-shaped grooves correspondingly, so that the sliding blocks drive a plurality of abutting rods to move in the direction away from a fixing block, and a plurality of convex plates slide in a plurality of convex grooves correspondingly; and after the abutting rods are far away from the fixing block, the electric push rod is rotated, and when the placing block is opposite to the hole position of the placing groove, the electric push rod is lifted upwards, so that the electric push rod can be disassembled, and personnel operation is facilitated.

The invention discloses a device and a method for treating hexafluoropropylene coarse pyrolysis gas in a hexafluoropropylene preparation process, a quench cooler (1) is sequentially communicated with a carbon powder filter (2) and an external shell I (6), a spiral guide plate I (7) in the external shell I (6) is communicated with the external shell I (6), the spiral guide plate I (7) is communicated with a deacidification treatment unit (28), and the deacidification treatment unit (28) is communicated with a deacidification treatment unit (28). The deacidification treatment unit (28) is communicated with the gas outlet I (9) through a drainage pipe I (10), the dry-type deacidification device (3) is communicated with the external shell II (11), the spiral guide plate II (13) is communicated with the external shell II (11), the spiral guide plate II (13) is communicated with the dehydration treatment unit (29), the dehydration treatment unit (29) is communicated with the gas outlet II (24) through a drainage pipe II (14), and the dry-type deacidification device (3) is communicated with the gas outlet II (24) through a drainage pipe II (14). And the outer shell II (11) is communicated with the film coating powder remover (5). According to the invention, the hexafluoropropylene crude pyrolysis gas is effectively treated and collected.

The application discloses a calcium carbide furnace flue heat collection method, which comprises a waste heat evaporation tank, one end of the waste heat evaporation tank is connected with a calcium carbide furnace flue inlet pipe, the other end of the waste heat evaporation tank is connected with a calcium carbide furnace flue outlet pipe, the calcium carbide furnace flue inlet pipe and the calcium carbide furnace flue outlet pipe are connected through a porous jointer and a middle flue gas guide pipe, and the flue gas guide pipe is located in a water evaporation tank. The calcium carbide furnace flue heat collection method has the flue gas guide pipe located in the water evaporation tank, the flue gas guide pipe is subjected to a downward action when moving downward through the circumferential movement of a cam, moves downward, and moves upward through the elasticity of a corrugated expansion pipe along with the cam, so that the impact of the cam and the water impact in the water tank when the flue gas guide pipe moves and the vibration of the inner wall of the flue gas guide pipe can avoid dust in high-temperature flue gas remaining on the inner wall, achieve a cleaning effect and bring a better use prospect.

The invention relates to the technical field of boiler waste heat recovery, in particular to a heating boiler waste heat utilization device which comprises a bottom plate, a water tower is fixedly installed on one side of the bottom plate, and a combustion chamber is arranged at the bottom in the water tower. The device further comprises a base frame fixedly installed on the other side of the bottom plate, a waste heat recovery tank is fixedly assembled on the base frame, the top of the combustion chamber communicates with a smoke inlet pipe, the smoke inlet pipe penetrates through the top of the water tower and then communicates with a top cover of the waste heat recovery tank, and the smoke inlet pipe is used for introducing high-temperature smoke generated by the combustion chamber into the waste heat recovery tank for waste heat recovery. A circulating water pipe is mounted on the top cover. The angle-adjustable heat conduction copper sheet is arranged in the waste heat recovery tank, so that high-temperature flue gas forms spiral high-speed rotating flow in the tank, the contact time of the flue gas and a heat exchange surface is prolonged, the heat conduction mechanism can quickly conduct flue gas heat to the circulating water pipe, and the heat transfer efficiency is enhanced in cooperation with the multi-layer annular circulating water pipe structure; therefore, the overall waste heat recovery effect is obviously improved.

The utility model discloses a high-chlorine flue gas cooler, which relates to the technical field of flue gas cooling equipment and comprises a bin body, a flue gas inlet and a flue gas outlet are arranged on the bin body, an air inlet is arranged on the bin body, a heat exchange tube is arranged in the bin body, and an ash removal device is arranged on the bin body. And the dust removing device works to remove dust ribs accumulated in the bin body, so that dust is prevented from adhering to the inner wall of the heat exchange pipe, the heat exchange effect of the whole device is better, the service life of the whole device is prolonged, and the practicability is higher.

A geothermal heat storage corrosion-resistant heat exchange device comprises a heat exchange assembly, a phase change heat storage unit, a corrosion-resistant treatment module and an intelligent regulation and control module, the heat exchange assembly comprises an upper container and a lower container, the upper container is fixedly installed above the lower container, a plurality of layers of conveying pipelines are fixedly installed in the lower container, each layer of conveying pipeline is placed in an S shape, and the phase change heat storage unit is connected with the intelligent regulation and control module. Every two adjacent layers of conveying pipelines are connected through a connecting pipeline, dirt attached to the pipelines is shaken off through the cavitation effect of ultrasonic waves, and rotation of the connecting pipes drives media in the connecting pipes to rotate to form vortexes, so that the dirt is gathered to the middle and prevented from being attached to the inner walls of the pipelines again, and the pipelines are cleaned. Long-term stable operation of the device is guaranteed, and efficient heat exchange performance is maintained.

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 boiler for treating the silicon-containing waste gas comprises a vertical boiler body, a high-temperature cavity and a medium-low-temperature cavity are sequentially formed in the boiler body in the smoke flowing direction, and the high-temperature cavity and the medium-low-temperature cavity are vertically arranged side by side in the horizontal direction; the high-temperature cavity and the medium-low-temperature cavity are defined by membrane type walls, and shock wave soot blowers are arranged in the high-temperature cavity and the medium-low-temperature cavity. According to the boiler for treating the silicon-containing waste gas, sedimentation of silica fume is achieved through the membrane type wall and the shock wave soot blower, the silica fume is prevented from depositing and scaling in a high-temperature area, in addition, the membrane type wall and the shock wave soot blower adopt different silica fume removing modes, on the premise that a heated surface is not damaged, efficient removal of the silica fume in the boiler is completed, and the service life of the boiler is prolonged. And the membrane wall is matched with the shock wave soot blower to periodically carry out soot cleaning operation on the interior of the boiler and can be matched with the discharge valve to discharge silica fume, so that automatic soot cleaning is realized, and long-term stable operation of the boiler is ensured.