151results about How to "Increase air circulation" patented technology

The invention relates to the technical field of impeller detection, discloses a dynamic balance detection system of a fan impeller, and solves the problem of inconvenience in actual operation caused by repeated start and stop of a test host and surface treatment of the impeller in dynamic balance detection of a conventional impeller. The unbalance amount of the impeller and the corresponding direction of the impeller are detected through the analysis system, measured data are sent to the control system, the control system controls the liquid separation unit to rotate to the corresponding angle, the balance weight liquid with the weight corresponding to the unbalance amount is discharged, then the balance weight liquid flows into the corresponding balance weight cavity through the flow guide cavity under the action of centrifugal force, and the balance weight liquid is discharged. By simulating counterweight compensation on a plurality of point positions on the surface during rotation of the impeller, required compensation weights of the plurality of point positions are obtained, then impeller surface treatment is performed in a concentrated manner, the time for repeatedly starting and stopping a test host and the step of treating the surface of the impeller for multiple times are saved, and the time for repairing the impeller is greatly saved.

The invention discloses a photovoltaic power generation and energy storage mechanism and a use method thereof, and relates to the technical field of photovoltaic power generation, the photovoltaic power generation and energy storage mechanism comprises a placement box, a photovoltaic power generation and energy storage device body is installed in an inner cavity of the placement box, and a first dustproof net plate is installed on the inner side of the top of the placement box; a cleaning assembly is arranged on the outer surface of the containing box and comprises two mounting boxes, a fixing box is fixedly connected to the left side of the containing box, and a motor is connected to an inner cavity of the fixing box through bolts. The dust screen can be cleaned synchronously in the heat dissipation process, dust can be prevented from being accumulated and blocking the dust screen in long-time operation through the design, the problem that the heat dissipation efficiency is low due to the fact that the air flow circulation performance is reduced is solved, and when the sweeping assembly and the heat dissipation device work cooperatively, it is ensured that the dust on the dust screen is removed while the device is cooled.

The invention provides a spot welding device for manufacturing electronic components, and relates to the technical field of welding equipment.The spot welding device comprises a welding box, a box door is arranged on the welding box, air inlet pipes are installed on the side walls of the two sides of the welding box, a purifying box is fixedly installed at the upper end of the welding box, an exhaust pipe is installed in the purifying box, and the lower end of the exhaust pipe is arranged in the welding box; a suction pump is fixedly installed in the purification box, the air inlet end of the suction pump is connected with the exhaust pipe, an activated carbon adsorption plate is installed at the upper end of the purification box, the air outlet end of the suction pump is located below the activated carbon adsorption plate, a control panel is installed on the side wall of the purification box, and a mechanical arm is fixedly installed in the inner wall of the welding box; the two U-shaped frames are symmetrically installed on the inner side wall of the welding box, through the unique multi-directional clamping design, the device is suitable for electronic components of any specification, the two sides and the two ends of the electronic components are synchronously fixed, displacement and shaking in the welding process are effectively prevented, and the occurrence rate of welding defects is reduced.

The utility model provides a tray for pleurotus eryngii planting, which relates to the technical field of pleurotus eryngii planting and comprises a tray body, a planting plate is placed in the tray body, a humidity detector is mounted at the top end of the planting plate, a rack is fixed at the bottom end of the tray body, and a water tank is mounted in the rack. A humidity adjusting structure for adjusting humidity is arranged above the planting plate in the tray main body. Through the arrangement of a circulating groove and an opening in one side of the tray body, air circulation of pleurotus eryngii planted on the planting tray is better, through the arrangement of a plurality of floodlights, the pleurotus eryngii planted indoors can receive irradiation of the floodlights, the illumination effect is sufficient, water in a water tank is driven to be guided through a communicating pipe and a water outlet pipe through operation of a water pump, and the water circulation effect is good. The pleurotus eryngii planting tray has the advantages that the pleurotus eryngii is sprayed from the atomizing nozzles, accordingly, the effect of adjusting the air humidity of the pleurotus eryngii on the planting tray is achieved, the effect of controlling the planting humidity can be achieved through the humidity detector on the planting tray, and the practicability is higher.

The invention discloses a small berry pre-cooling storage, which relates to the technical field of fruit and vegetable pre-cooling, and comprises a pre-cooling storage room which is integrally of a hollow cuboid structure, and one side wall of the pre-cooling storage room is provided with a storage door capable of being opened and closed; the multiple precooling air return bins are arranged along the inner wall of the rear side of the precooling storage room at equal intervals, precooling openings communicating with the precooling storage room are formed in the front end faces of the precooling air return bins, and precooling trays fully loaded with the small berries are placed in the precooling storage room and right face the precooling openings; the single-side air outlet air cooler is arranged at the top of the pre-cooling air return bin, a port of the air inlet end of the single-side air outlet air cooler faces the back face of the pre-cooling house, and a port of the air outlet end of the single-side air outlet air cooler faces the front face of the pre-cooling house. The small berries can be rapidly cooled after entering the refrigeration storage, the risk of quality decline in the initial storage stage is reduced, air circulation is reasonably designed, efficient air return is achieved, it is ensured that the temperature in the refrigeration storage is evenly distributed, part of the small berries are prevented from going bad and decaying due to the poor local environment, and the overall storage quality is improved.

This invention discloses a communication engineering equipment box with a screw-driven telescopic placement plate and bidirectional limiting mechanism, relating to the field of computer technology. The technical solution includes a box body with four legs at the bottom and a door at the front, with a handle at the front of the door for opening. Inside the box are three rows of placement plates, each with several ventilation holes at the top. These ventilation holes ensure proper heat dissipation at the bottom of the equipment during operation. A limiting mechanism allows two limiting plates to close inwards, securing the computer equipment and effectively improving its stability within the box. Even if the box is impacted, the computer equipment remains stable. When periodic equipment inspection is required, the placement plate can be extended from the box via a transmission mechanism, allowing the entire computer equipment to be removed from the box for convenient maintenance.

The application discloses a power cabinet with a leakage monitoring structure and relates to the technical field of power cabinets.The power cabinet with the leakage monitoring structure comprises an equipment frame, a supporting plate is fixedly arranged in the equipment frame, an electric push rod is fixedly arranged on one side away from an output end of the equipment frame, and a limiting device comprises a square block, a circular plate, a wiring head, an electric wire, a fixing plate, a limiting block, an L-shaped plate, a square block and a wiring frame.The square block is slidably arranged above the supporting plate, the wiring head is fixedly penetrated through inner and outer walls of the square block, and the power cabinet with the leakage monitoring structure can be detected only after being limited, so that the power cabinet can be overhauled or operated in a safe state, the safety of operators is maximally ensured, and the internal electrical equipment can be better protected and the risk of equipment damage caused by leakage can be reduced.

The application discloses a kind of deodorization bacteriostatic casual shoes, belong to casual shoes technical field.It includes casual shoe body, the shoe tongue is integrally arranged in casual shoe body front side, vertical through strip shape zipper strip is sewn in shoe tongue middle part, wherein the zipper strip is engaged with zipper head, insole is padded in the inside of casual shoe body, the present application is provided with zipper strip and zipper head, and the setting of zipper strip and zipper head can open the whole shoe tongue half, so that shoe head part can be unfolded and cleaned and ventilated, after daily use, it can be opened naturally ventilated, avoid shoe head humid and breed bacteria, simultaneously, button female parts are matched and engaged from two sides, can separate the middle part of shoe tongue and stably dock, avoid zipper head being opened downward in daily travel, keep shoe tongue stable and adhere to instep, simultaneously, zipper strip is completely opened, can conveniently take out insole and dry and wash.

The utility model relates to the technical field of grid sections, and provides a sintering machine grid section convenient to disassemble, which comprises a frame, grid section bodies are movably mounted on two sides of the inner wall of the frame, and side grooves are formed in one sides, close to the frame, of the grid section bodies; the dismounting mechanism is arranged in the frame; and the dismounting mechanism comprises a bottom plate. By arranging the first spring, the bolt and the vertical plate, the pull handle is pulled upwards to drive the square block to move upwards and stretch the first spring, when the pull handle is pulled out from the position between the two sliding blocks, the vertical plate can drive the bolt to move close to the square block, and when the bolt is pulled out from the interior of the side groove, limiting on the frame is relieved; according to the technical scheme, a worker can take down the frame from the grid section bodies and then detach the two grid section bodies from the trolley beam, the effect of conveniently detaching and replacing the grid section bodies is finally achieved, and the problem that in the prior art, grid sections are not easy to replace is solved through the technical scheme.

The utility model relates to a filtering device for amitraz production, which comprises a frame body, a filtering box is fixedly connected in the frame body, a feeding pipe is fixedly connected at the top of the filtering box, a transmission mechanism is arranged at the top of the frame body, a backflow preventing mechanism is arranged in the feeding pipe, and a backflow preventing mechanism is arranged in the backflow preventing mechanism. The backflow preventing mechanism comprises a fixing table fixedly connected to the interior of the feeding pipe, a blocking block is slidably connected to the interior of the fixing table, supporting plates are fixedly connected to the interior of the feeding pipe, and an electric push rod is fixedly connected to the top of the supporting plate on one side. According to the filtering device for amitraz production, through the matched design of the fixing table and the blocking block and the synergistic effect of the electric push rod and the telescopic sleeve, the feeding pipe can be rapidly and accurately closed after materials are conveyed, and amitraz powder is effectively prevented from flowing back to a conveying pipeline on the upper layer of the feeding pipe due to the influence of gravity or airflow; due to the design of the blocking block with the trapezoidal section and the fixing table, the sealing effect is further enhanced, and the reliability of backflow prevention is ensured.

The utility model discloses a sealing packing machine for waxberry packing boxes, which comprises a rack, a workbench, a lower die assembly, an upper die assembly and a film covering assembly are arranged on the rack, the upper die assembly comprises a driving frame, an upper die frame, an ironing plate assembly and an annular cutter, an assembling groove is arranged in the driving frame, locking pieces are arranged on two side walls of the assembling groove, and the film covering assembly is arranged on the upper die frame. An assembling groove is formed in the upper die frame, an unlocking piece is arranged on the outer wall of the driving frame, an assembling frame matched with the assembling groove is arranged on the upper die frame, locking areas are arranged on the two sides of the assembling frame, a concave heat sealing groove is formed in the ironing plate assembly, pricking needles with the adjustable length positions are arranged at the four corners in the circumferential direction of the bottom wall of the heat sealing groove, and the tip ends of the pricking needles extend out of an outer opening of the heat sealing groove. The packaging box has the advantages that packaging boxes of different models can be sealed and packaged conveniently, the application range is wide, food in the packaging box can be subjected to air circulation with the outside in time, the refreshing time is prolonged, heat is dissipated in time, and the working quality of the whole equipment is greatly improved.

The utility model discloses an efficient cooling device for crude benzene production, which comprises an outer-layer protection case, the outer-layer protection case is connected with a water tank and an internal water pump through a transmission pipeline, the end part of the transmission pipeline is connected with a flow collecting box, the flow collecting box is connected with a plurality of spray heads, the inner wall of the outer-layer protection case is connected with a base, and the base is connected with a motor. An output rod of the motor is connected with a confluence cylinder, the outer wall of the confluence cylinder is connected with a plurality of cooling fins, one side of the confluence cylinder is connected with a drainage pipe, the inner wall of the confluence cylinder is connected with an installation support, the installation support is connected with a crude benzene storage box, and a feeding pipe and a discharging pipe are connected between the crude benzene storage box and the confluence cylinder. An air cooler and an exhaust fan are connected to the two sides of the outer protection case respectively.

The utility model discloses a bee behavior and motion detection device for research. The device comprises a box body, an image acquisition hole, a red light lamp, a temperature and humidity detector, an air exchanger, a door, an open field and a scale, about 20 bee open fields can be placed in the observation box of the device, movement tracks of multiple bees can be collected at a time, and time cost is reduced; the red light lamp arranged in the box is a floodlight, the problem of light reflection in an open field during video acquisition can be effectively solved, the red light lamp effectively avoids interference (bees are not sensitive to red light) on normal life order of bees due to the fact that bee colonies are exposed to visible light, and bee behavior movement can be observed and recorded for a long time; the air exchanger is arranged, so that air blockage in the detection device caused by long-time shooting is avoided, and air circulation in the detection device is enhanced. The device is simple in structure and low in cost, greatly reduces interference of external environment on bee behaviors, and effectively realizes observation of bee social behavior tracks in all directions.

The utility model is suitable for the technical field of wardrobes, and provides a wardrobe with ventilation side walls, which comprises a wardrobe body, and a storage cavity is formed in the wardrobe body; an interlayer is arranged between the cabinet body and the storage cavity; the ventilation piece is arranged in the hollow interlayer; the ventilation piece comprises an air supply cylinder arranged in the hollow interlayer on one side; the upper end and the lower end of the air supply barrel communicate with air supply pipes. The side, extending to the storage cavity, of the air supply pipe communicates with a plurality of vertically-arranged air supply branch pipes. The exhaust cylinder is arranged in the hollow interlayer on the other side; the upper end and the lower end of the air supply barrel communicate with exhaust pipes. According to the utility model, the ventilation piece is arranged in the hollow interlayer, so that the ventilation piece can be prevented from being damaged, air circulation in the cabinet body is enhanced, air in the storage cavity can be kept fresh, moisture and other phenomena can be avoided, air circulation in the storage cavity is enhanced, and the service life of the cabinet body is prolonged. Clothes pollution is reduced, and the cleanliness and quality of clothes can be maintained.

The utility model belongs to the technical field of leg maintenance, specifically discloses a calf partition support device, including the cylinder sock main part, be used for the upper pressure covering department of the gastrocnemius and be used for forming the support department of elastic gradient, the upper pressure covering department sets up in the back side middle upper portion of cylinder sock main part, the support department is arranged in the circumferential side of upper pressure covering department, a plurality of wrinkle structures that muscle muscle expansion contraction volume matches are arranged in the outside of support department of cylinder sock main part, when muscle protuberance, wrinkle unfolds along with it, reduce the pressure fluctuation rate when moving, ensure that the gastrocnemius area pressure reaches the standard rate, eliminate the risk of ankle joint overpressure simultaneously, and its wrinkle structure can be convenient ventilation, reduce skin humidity.

The invention discloses a charging pile supporting micro-grid dispatching, and belongs to the technical field of charging piles, the charging pile comprises a charging pile body, a rotating plate is movably connected to the left side of the charging pile body, a supporting plate is fixedly connected to the right side of the charging pile body, air holes are formed in the charging pile body, and a motor is fixedly connected to the back of the charging pile body. The output end of the motor is fixedly connected with a two-way threaded rod, the surface of the two-way threaded rod is in threaded connection with a heat dissipation plate, the back face of the electric pile body is fixedly connected with a limiting rod, and the surface of the limiting rod is fixedly connected with a first fixing block. According to the charging pile supporting micro-grid dispatching, the two-way threaded rod is connected with the heat dissipation plate, so that the heat dissipation area of the charging pile is increased, the heat dissipation efficiency of the charging pile is improved, meanwhile, the heat dissipation plate is installed on the outer wall of the charging pile, the internal space occupied by a heat dissipation device on the charging pile is reduced, and the practicability of the charging pile is improved.

The utility model relates to the technical field of power distribution equipment, in particular to a power distribution cabinet with a heat insulation structure, and aims to solve the problem that the performance and the service life of the equipment are affected by temperature rise in the power distribution cabinet caused by insufficient heat dissipation in the power distribution cabinet due to poor air circulation function of the power distribution cabinet with the heat insulation structure. The power distribution cabinet comprises the power distribution cabinet main shell, the partition plate, the heat insulation layer, the ventilation assembly, the temperature control assembly, the refrigeration sheet and the electrical assembly, external temperature is blocked through the heat insulation layer, the influence of the external temperature on the internal temperature of the power distribution cabinet is reduced, and good air circulation can be carried out in the power distribution cabinet through the ventilation assembly. The problem of temperature rise in the power distribution cabinet caused by insufficient heat dissipation is effectively solved, heat is transferred from the heating electronic component to the radiator through the refrigeration sheet, so that the cooling effect is achieved, and the problem of temperature rise in the power distribution cabinet is better solved.

The utility model relates to the technical field of combustion equipment, in particular to a preheater adopting staged combustion. According to the technical scheme, the preheater adopting staged combustion comprises an air inlet pipe, a shell, an air return pipe and a guide plate, the guide plate is arranged in the shell, the air inlet pipe is arranged at one end of the shell, an air outlet pipe is arranged at the end, away from the air outlet pipe, of the shell, and a through hole is formed in the end, close to the air outlet pipe, of the shell in a penetrating mode; an annular gas distribution pipe is installed at the end, close to the gas inlet pipe, of the interior of the shell, a spray head is installed on the annular gas distribution pipe, the annular gas distribution pipe is communicated with the through hole through a gas return pipe, and an annular combustor and foamed ceramic are installed in the shell. According to the utility model, the utilization rate of heat in the tail gas after combustion can be increased, and the combustion of fuel can be more sufficient.

The utility model relates to a low-temperature storage tank ventilation system which comprises a low-temperature storage tank, a first fan, a second fan and an air guide assembly, the low-temperature storage tank comprises an outer shell, an inner shell and an interlayer area, the outer shell and the inner shell are arranged in a spaced mode, the interlayer area is formed between the outer shell and the inner shell, and a storage cavity is defined by the inner shell and communicated with the interlayer area. The low-temperature storage tank is provided with an air inlet channel communicated with the storage cavity and an air outlet channel communicated with the storage cavity, the first fan used for supplying air into the storage cavity is arranged at the air inlet channel, and the second fan used for exhausting air out of the low-temperature storage tank is arranged at the air outlet channel. The air guide assembly is arranged in the interlayer area, air is guided through the air guide assembly working at the interlayer of the narrow and small space, air channel obstruction in the narrow and small space is reduced, the first draught fan and the second draught fan are matched with each other in a one-feeding and one-discharging mode, the air exhaust efficiency is improved, and air circulation in the storage tank is promoted.

This utility model discloses a cooling and air supply device for loading and unloading cargo compartments, comprising: a loading and unloading unit, which includes a cargo box and a telescopic chain conveyor, the telescopic chain conveyor being movably extended into the cargo box; and a cooling unit, including a cooler, an air supply duct, and a sliding frame, wherein the cooler is placed outside the cargo box, one end of the air supply duct is connected to the air outlet of the cooler, and the other end of the air supply duct is mounted on the sliding frame, the sliding frame being disposed inside the cargo box, and the sliding frame being movably fixed to the end of the telescopic chain conveyor. By setting a sliding frame that can move synchronously with the telescopic chain conveyor and an air supply system connected to it, dynamic and directional cooling and air supply to the loading and unloading operation area are achieved, effectively improving the air circulation inside the cargo box, reducing the temperature of the operation area, and significantly improving the comfort and safety of workers in high-temperature environments.

This utility model relates to the field of drying tank covers, and more particularly to a novel drying tank cover. It includes a carbon fiber tank cover, with several fixing blocks mounted on its upper surface. A common support rod is mounted on the inner wall of each fixing block. Several reinforcing ribs are mounted on the upper surface of the carbon fiber tank cover, and an adjustment structure is provided on the inner wall of each reinforcing rib. The adjustment structure includes a first air duct, which is fixedly connected to the reinforcing ribs. An air inlet is fixedly connected to one side of the first air duct, and a second air duct is fixedly connected to the arc surface of the first air duct. This novel drying tank cover provides enhanced drying functionality by directing airflow towards the contact point between the wet basket and the pressure rod, accelerating air circulation within the tank, increasing the drying effect, and preventing residual chemicals on the basket from dripping onto the silicon wafers, thus preventing watermarks, wafer adhesion, or fragmentation.

The invention discloses production equipment for an XPE foaming material and a using method. The production equipment comprises a first supporting frame, an extruder is arranged at the upper end of the first supporting frame, a feeding device is arranged on one side of the extruder, a heating device is arranged on one side of the feeding device, and a receiving device is arranged on one side of the heating device; the heating device comprises a second supporting frame, a fixed base is arranged at the upper end of the second supporting frame, a first rotating motor is arranged at the upper end of the fixed base, rotating bearings are arranged at one side end of the first rotating motor, a rotating gear is fixedly connected between the rotating bearings, and a rotating rack is assembled and connected to one side of the rotating gear; a heating cylinder is fixedly connected to the rotating rack, exhaust devices are arranged at the two side ends of the heating cylinder, and an air blowing device is arranged in the heating cylinder. The heating device has the beneficial effects that hot air is uniformly sprayed into the heating device through the air blowing device, so that the ideal humidity of materials in the heating cavity can be quickly achieved, the materials are suspended under the action of air flow to ensure uniform heating, and the phenomenon of local overheating or non-heating is avoided.

The utility model discloses a dustproof heat dissipation computer case, and relates to the technical field of computer cases. The dustproof heat dissipation computer case comprises a frame, bottom feet are arranged at the four corners of the surface of the bottom of the frame, the dustproof heat dissipation computer case further comprises two heat dissipation assemblies, the two heat dissipation assemblies are arranged on the front end face of an inner cavity of the frame and the surface of one side of the inner cavity respectively, and the heat dissipation assemblies are used for conducting heat dissipation on the computer case; the first dustproof assembly is arranged on the surface of the outer wall of the front end of the frame, and the first dustproof assembly is used for preventing dust from entering the computer case from the front end; according to the dustproof computer case, dust can be prevented from entering the computer case, the interior of the computer case is kept clean, air circulation can be optimized, stable heat dissipation performance is provided, the service life is prolonged, and the use stability of a computer is guaranteed.

The invention discloses an anti-fog vehicle lamp with a telescopic ventilation structure and a ventilation structure telescopic control system. The anti-fog vehicle lamp with the telescopic ventilation structure comprises a lampshade, a lamp shell, a mounting bracket, a functional assembly and the telescopic ventilation structure, the telescopic ventilation structure comprises one or more telescopic air inlet channels, a sensing unit and a telescopic control unit. The telescopic air inlet channel is a variable channel which is provided with a hole in the lamp shell and has the transverse telescopic amount and / or the longitudinal telescopic amount. The telescopic control unit is connected with the telescopic air inlet channel; the sensing unit is used for acquiring sensing information and transmitting the sensing information to the telescopic control unit; the telescopic control unit calculates the transverse telescopic amount and / or the longitudinal telescopic amount of the telescopic air inlet channel according to the sensing information and adjusts the telescopic air inlet channel according to the transverse telescopic amount and / or the longitudinal telescopic amount. The problem that in the related anti-fog car lamp technology, a breathable film or a breathable plug with a fixed opening cannot enable airflow to effectively cover all positions in a lamp, and the anti-fog effect is affected is solved.

The utility model discloses an AI acceleration computing server stable in operation, which comprises a support frame, a fan in a mounting frame is used for cooling a server main body to keep the server stable in operation, a worm on one side of the support frame is rotated to enable a worm gear meshed with the worm to drive a rotating rod to rotate, and the rotating rod rotates to drive the server main body to rotate. The angle of the server main body above the mounting plate can be adjusted through the rotation of the rotating rod, so that the server main body can face a worker, the fan which is moved out can be conveniently observed and diagnosed, and the convenience of maintenance is improved; a first lead screw above a server body is rotated, a first connecting frame in threaded connection with the first lead screw can drive a mounting frame to move, a draught fan on the inner side of the mounting frame can be moved out of the server body, meanwhile, the first connecting frame is located above the draught fan, an LED spotlight on the first connecting frame can illuminate the draught fan, and a second lead screw above the first connecting frame is rotated, so that the draught fan can be conveniently and rapidly moved out of the server body. The position of the LED spotlight in threaded connection with the second lead screw can be adjusted, and it is guaranteed that illumination is sufficient in a key area.

The utility model discloses a composite type flower box with seat, including flower box main part, the outer surface one side fixed connection of flower box main part has seat unit, the inside of flower box main part is hollow structure, and the top of flower box main part is equipped with the planting groove, the inside side wall of flower box main part is fixedly connected with flower box reinforcing beam symmetrically. In the utility model, through being provided with flower box main part, seat unit, flower box reinforcing beam and seat reinforcing beam, this composite type flower box integrates greening, rest, isolation function, and the design is elegant and easy, and the function is diversified, and the perfect combination of flower box and seat function is further integrated with backrest function. The citizen can not only sit down and rest, but also can lean on the backrest, obtains more comfortable and relaxed rest experience.

The invention relates to the technical field of evaporative condensers, in particular to a water-saving evaporative condenser which comprises an evaporative condenser body, a mounting seat is fixedly mounted at the bottom of the evaporative condenser body, a rainwater tank is arranged on the outer side of the mounting seat in a sliding fit mode, and a flushing mechanism is rotatably connected into the rainwater tank. A roof drainage connecting seat is arranged on one side of the rainwater tank, a transmission mechanism is rotatably connected to the outer side of the roof drainage connecting seat, and a rainwater recycling seat is fixedly connected to the bottom of the roof drainage connecting seat. The system can not only reduce the use of tap water, but also reduce water quality pollution, improve system efficiency, effectively reduce scale and pollutant accumulation, reduce dependence on tap water, reduce operation cost, improve environmental sustainability, and finally realize a more efficient, environment-friendly and economic operation mode.

The present invention relates to an air conditioning system. The air conditioning system of the present invention includes a first air handling device formed with a first discharge port opening toward a floor and a first suction port opening in a direction inclined from a direction in which the first discharge port opens, performing heat exchange on air flowing in through the first suction port and sending the air to the first discharge port, and a second air handling device formed with a second discharge port opening in a direction parallel to the first discharge port and a second suction port opening in a direction parallel to the first suction port, performing filtration on air flowing in through the second suction port and sending the air to the second discharge port, each of the first discharge port and the second discharge port extending in a left-right direction, and the first air handling device and the second air handling device being arranged in the left-right direction.

The utility model discloses a vertical centrifugal pump with an auxiliary supporting structure, and relates to the technical field of vertical centrifugal pumps. The vertical centrifugal pump comprises a base, the top face of the base is fixedly connected with a vertical centrifugal pump body through a nut, the top face of a supporting assembly is fixedly connected with a protective cover, the top face of the protective cover is provided with a filtering assembly, the inner wall of the filtering assembly is fixedly connected with a filter screen, and the surface of a sweeping assembly is fixedly connected with a brush. The protective cover is connected to the outer portion of the lantern ring, when the centrifugal pump needs to operate, the motor drives the brush to rotate, the brush face of the brush is tightly attached to the filter screen, then the brush can sweep away dust on the surface of the filter screen, meanwhile, through the arrangement of the sweeping assembly and the filter assembly, the purpose of conveniently conducting dustproof treatment on the heat dissipation holes is achieved, and the service life of the centrifugal pump is prolonged. At the moment, the dust is blocked, and meanwhile, the heat dissipation effect at the heat dissipation holes cannot be influenced, so that the problem that the heat dissipation effect of the vertical centrifugal pump can be influenced by the dust is avoided.