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9results about How to "Improve air intake effect" patented technology
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PLC control panel with heat dissipation function
InactiveCN119450999AImprove stabilityImprove reliabilityCasings/cabinets/drawers detailsDispersed particle separationThermodynamicsElectric machinery
The invention relates to the technical field of control panels, and discloses a PLC control panel with a heat dissipation function, the PLC control panel comprises a casing, the left side of the casing is fixedly connected with a display assembly, the right side of the casing is provided with a heat dissipation port, and the inner wall of the casing is provided with a fan assembly; a cleaning mechanism is arranged on the right side of the machine shell, and a drying mechanism is arranged on the inner wall of the machine shell. While heat dissipation is carried out, dust removal is carried out on a heat dissipation opening through movement of a motor cleaning brush roller, the situation that dust accumulation causes blockage of the heat dissipation opening and affects air inlet is prevented, the heat dissipation effect is improved, and the equipment is more stable and reliable during heat dissipation; and during cleaning, the first pulley drives the cleaning and brushing roller to rotate to clean the heat dissipation opening, so that the cleaning area is larger, the service life of the equipment is prolonged, the cleaning cost is reduced, the overall working efficiency of the equipment is improved, and the heat dissipation efficiency of the equipment is better.
Owner:NANTONG RUIPO ELECTROMECHANICAL CO LTD
Exhaust gas recirculation system, control method thereof and engine
ActiveCN119664542AImprove air intake effectemission controlElectrical controlExhaust gas recirculationInlet valveExhaust gas recirculation
The invention relates to the technical field of engines, and discloses an exhaust gas recirculation system, a control method thereof and an engine which are used for improving the exhaust gas inlet capacity. The exhaust gas recirculation system comprises an exhaust gas inlet pipe and a plurality of exhaust gas inlet valves communicating with the exhaust gas inlet pipe. The multiple waste gas inlet valves correspond to the multiple air cylinders one to one, are arranged on cylinder covers of the air cylinders and communicate with the interiors of the air cylinders. The waste gas inlet valve has an open state and a closed state, and when the waste gas inlet valve is in the open state, waste gas in the waste gas inlet pipe and air in an inlet manifold arranged on the cylinder cover synchronously enter the air cylinder through the waste gas inlet valve.
Owner:WEICHAI POWER CO LTD
Vehicle-mounted road air purification device and air purification vehicle based on vehicle-mounted road air purification device
ActiveCN222427470UImprove enrichment capacityEfficient captureHuman health protectionDispersed particle filtrationEnvironmental engineeringMechanical engineering
The utility model discloses a vehicle-loaded road air purification device and an air purification vehicle based on the vehicle-loaded road air purification device, the air purification device is installed at the bottom of the vehicle and comprises a purification box, one end of the purification box is provided with an air inlet system, and the other end of the purification box is provided with an air outlet system; the purification box and a chassis of the vehicle are detachably arranged; the air inlet system is arranged close to an air inlet grille of the vehicle; the air inlet system comprises a first air inlet assembly communicating with the purifying box and two second air inlet assemblies symmetrically arranged on the two sides of the first air inlet assembly. The first air inlet assembly is further provided with an air inlet grid in a communicating mode, and the two ends of the air inlet grid abut against the second air inlet assembly. According to the gas inlet system, a wide and efficient gas inlet area is formed through the synergistic effect of the first gas inlet assembly, the second gas inlet assembly and the gas inlet grid, the capture and enrichment requirements of pollution gas are fully considered in the design of the gas inlet system, and the gas enrichment efficiency is high.
Owner:INST OF EARTH ENVIRONMENT CHINESE ACAD OF SCI
Oil-free air compressor
The utility model discloses an oil -free air compressor, including compression cylinder body, drive shaft, drive mechanism and compression mechanism, wherein, a plurality of parallel primary compression cavity are equipped in the compression cylinder body, the compression mechanism includes a plurality of first compression mechanism, a plurality of first compression mechanism with a plurality of primary compression cavity one -to -one corresponds, a plurality of first compression mechanism is used for to a plurality of primary compression cavity in the air compression simultaneously, through setting a plurality of primary compression cavity, has improved the first stage's air -intake capacity and compression processing capacity, can effectively disperse compression load and reduce compression temperature, simultaneously, a plurality of primary compression cavity parallel can effectively promote the stability of the later stage compression to make the oil -free air compressor complete unit's exhaust capacity, energy efficiency, operation stability and system reliability all get the promotion, help to prolong the service life of equipment and reduce operating cost.
Owner:SHANGHAI QUANSHEN INSTR CO LTD
Radiator of rail transit station guiding device
ActiveCN222485151USolve the cooling problemImprove cooling effectCasings/cabinets/drawers detailsCooling/ventilation/heating modificationsCold airCirculator pump
The utility model discloses a radiator of a rail transit station guiding device, and relates to the technical field of rail transit guiding. The device comprises a base, wherein the top of the base is fixedly connected with a display screen guide board; a heat dissipation assembly is arranged on the back face of the display screen guide board and comprises a heat dissipation box, the heat dissipation box is arranged on the back face of the display screen guide board, one side of an inner cavity of the heat dissipation box is fixedly connected with a circulating water tank, the top of the circulating water tank communicates with a circulating pump, and one side of the circulating pump communicates with a circulating pipe. The other end of the circulating pipe communicates with a circulating water tank, and a semiconductor refrigerator is fixedly connected to one side of an inner cavity of the circulating water tank. Cold water in the circulating water tank can be pumped into the circulating pipe through work of the circulating pump, cold air can be generated in the cold water circulating process of the circulating pipe, then heat in the display screen guide board can be discharged in cooperation with the rotating air inlet fan, and therefore the problem of poor heat dissipation is solved.
Owner:SHANDONG JIAOTONG UNIV
Anti-blocking evaporator of steam scraper
ActiveCN222518059Ueasy to useextend your lifeDispersed particle filtrationEvaporator accessoriesMotor driveElectric machinery
The utility model discloses an anti-blocking evaporator with a steam scraper, relates to the technical field of evaporators, solves the problems that impurities in an existing device easily enter the evaporator and impurities on a filter screen are not easy to clean, and adopts the following scheme that a filter seat is assembled on the bottom surface of an evaporator cylinder. Through the arrangement of the filter seat, the first filter plate and the second filter plate, gas and liquid enter the fixing sleeve from the gas inlet and then pass through the first filter plate and the second filter plate in sequence, so that impurities in the gas and liquid are filtered and prevented from entering the evaporator, the use effect of the evaporator is improved, and the service life of the evaporator is prolonged; and meanwhile, through the arrangement of a motor, a rotating rod and a scraping plate, the motor drives the rotating rod to rotate, the rotating rod drives the scraping plate to scrape the bottom faces of the first filtering plate and the second filtering plate, impurities are prevented from blocking filtering holes, the air inlet effect is improved, and therefore the working efficiency of the evaporator is improved.
Owner:CHANGZHOU SHISHENG ENVIRONMENTAL ENG TECH CO LTD
Intake manifold, engine and vehicle
ActiveCN222457601UConvey evenlyImprove air intake effectCombustion-air/fuel-air treatmentMachines/enginesMechanical engineeringMechanics
Owner:ZHEJIANG GEELY HLDG GRP CO LTD +2
Vehicle body front end flow guide structure and vehicle
ActiveCN222591627Ureduce wind resistanceImprove fuel economyVehicle body stabilisationAerodynamics improvementControl theoryWindage
The utility model provides a vehicle body front end flow guide structure and a vehicle, the vehicle body front end flow guide structure comprises a structure body arranged on a vehicle body; the structure body is arranged in the front-back direction of a whole vehicle, a plurality of air inlet channels are formed in the front end of the structure body, and an air outlet channel is formed in the rear end of the structure body. The multiple air inlet channels are sequentially arranged in the preset direction, and the rear end of each air inlet channel communicates with the air outlet channel. According to the flow guide structure at the front end of the automobile body, the air inlet channels sequentially arranged in the preset direction and the air outlet channels communicated with the air inlet channels are formed in the structure body, the good flow guide effect can be achieved in the automobile running process, automobile running wind resistance is reduced, and the fuel economy of the whole automobile is improved.
Owner:GREAT WALL MOTOR CO LTD
Efficient filtering and cooling device of medical breathing machine
PendingCN122075868Aeasy to handleavoid enteringRespiratorsDispersed particle filtrationStructural engineeringType ventilator
The invention relates to the technical field of breathing machines, and discloses an efficient filtering and heat dissipation device of a medical breathing machine, the efficient filtering and heat dissipation device comprises a filtering frame, the top of the filtering frame is fixedly connected with the breathing machine, and a filtering part is arranged in the filtering frame; the filtering component comprises a triangular frame, the surface of the triangular frame is fixedly connected with the inner wall of the breathing machine, a mounting frame is fixedly connected to the bottom of the triangular frame, a clamping groove is formed in the inner wall of the mounting frame, and two side plates are arranged in the mounting frame. When oxygen flows in the filter frame, the sieve pore plate can treat the oxygen entering the filter frame, impurities such as cotton fibers in the oxygen are prevented from entering the filter frame, the filter plate can filter the oxygen again after the sieve pore plate filters the oxygen, and the situation that the quality of the oxygen is poor due to the fact that the oxygen contains the impurities is avoided; when the oxygen in the filter frame enters the breathing machine, the filter bag can filter small particles in the oxygen again.
Owner:SINOPHARM MEDICAL (JIANGXI) MEDICAL ENGINEERING TECHNOLOGY CO LTD