9results about How to "Reduce air temperature" patented technology

The utility model belongs to the technical field of air conditioners, and particularly discloses an air conditioner outdoor unit which comprises an air conditioner shell and a spraying system. The air conditioner shell is provided with an air inlet, an air outlet and an air inlet grid. The air inlet grid is arranged at the air inlet; the spraying system comprises an in-machine spraying main pipe, an out-machine spraying main pipe, a plurality of spraying branch pipes and a plurality of nozzles; the built-in spray main pipe is located on the inner side of the air conditioner shell, the spray branch pipes are arranged on the air inlet grid, the nozzles are arranged on the spray branch pipes, and the built-out spray main pipe is communicated with the spray branch pipes through the built-in spray main pipe. The spray nozzles on the spray branch pipes spray water mist to the air inlet of the air conditioner outdoor unit, so that the air temperature at the air inlet of the air conditioner outdoor unit is reduced, the heat dissipation environment of the air conditioner outdoor unit is improved, and the air conditioning effect is guaranteed; the spraying branch pipes serve as a part of the protective grid, extra space on the outer side of the shell does not need to be occupied, a spraying pipeline support does not need to be additionally built, the construction work amount is reduced, and installation of a spraying system on site is facilitated.

The utility model discloses an axial flow fan, which comprises a barrel body, the motor is arranged in the cylinder body; the output end of the motor is connected with the fan blades; a net cover is detachably connected to the end face of the barrel, fixing arms are distributed on the net cover in the circumferential direction, connecting holes are formed in the fixing arms and comprise guide holes and arc-shaped limiting holes, the guide holes are communicated with the arc-shaped limiting holes, a limiting pin is arranged on the end face of the barrel and comprises a limiting part and a blocking part, and the blocking part is arranged on the limiting part. The section diameter of the blocking part is larger than that of the limiting part, the guide hole corresponds to the blocking part, and the arc-shaped limiting hole corresponds to the limiting part. The net cover is novel in structure, easy to disassemble and assemble, labor-saving, convenient and high in practicability.

This utility model provides an air-cooled temperature-regulating dehumidifier, relating to the field of air conditioning technology. The air-cooled temperature-regulating dehumidifier includes a compressor, an outdoor condenser, an expansion valve, an evaporator, a condensate pan, and a sprayer. The compressor, outdoor condenser, expansion valve, and evaporator are connected sequentially end-to-end, and the evaporator, condensate pan, and sprayer are connected sequentially. The condensate pan collects condensate produced by the evaporator, and the sprayer sprays the condensate onto the outdoor condenser. This air-cooled temperature-regulating dehumidifier can reduce the air temperature passing through the outdoor condenser, thereby lowering the condensation temperature, improving cooling efficiency, and saving energy.

A wind turbine cooling system and a wind power equipment, the wind turbine cooling system is used for cooling the wind turbine accommodated in a shell, the blade of the wind turbine is arranged outside the shell and at the front end position of the shell; comprising: air inlet, the air inlet is arranged at the bottom position of the shell, at least one air inlet is arranged close to the front end position of the shell; first air outlet, the first air outlet is arranged at the top position of the shell and / or the rear end of the shell; fan, the fan is arranged on the first air outlet, drives the air in the shell to be discharged through the first air outlet. By the above, by arranging the air inlet and the first air outlet on the shell, the cold air from the outside can enter the shell through the air inlet, and is discharged through the first air outlet after heat exchange with the wind turbine. Therefore, the air temperature in the shell can be reduced, and the heat dissipation efficiency of the wind turbine is improved.

The utility model discloses a liquid chromatograph with high -efficient heat dissipation function, including liquid chromatograph, the both sides of liquid chromatograph are equipped with exhaust heat dissipation hole, the back of liquid chromatograph is fixedly installed and admits the heat dissipation structure, the heat dissipation structure includes cooling box, heat dissipation fan, exhaust port, drying structure, first rectangle frame, filter screen and cooling structure, cooling structure installs in the inside of cooling box, cooling structure includes liquid inlet valve, liquid outlet valve, coil pipe and fin, heat dissipation fan installs cooling box one end outer surface, the exhaust port is equipped with cooling box one side outer surface away from heat dissipation fan one end, drying structure is fixed in the exhaust port, the utility model discloses a liquid chromatograph with high -efficient heat dissipation function, through setting admits the heat dissipation structure, it is convenient to utilize liquid cooling mode to cool air, then utilizes the air of cooling down to the inside of liquid chromatograph and carries out heat dissipation, improves the efficiency of cooling down.

This application relates to a multi-stage indirect cooling water-saving system utilizing dry air energy recovery, comprising a combined dry and wet cooling tower and an energy recovery device. The combined dry and wet cooling tower includes a dry cooler and an evaporative cooling device, the evaporative cooling device including a water collection tray. The energy recovery device includes an air-cooled area and an air inlet area. The air-cooled area is equipped with an air-to-water heat exchanger, which is connected to the circulating water inlet pipe and the air-cooled outlet main pipe. The air inlet area has a first air inlet and is equipped with a pre-cooling circulating cooling device, the storage tank of which is connected to the water collection tray. The circulating water to be cooled after heat exchange with the dry cooler and the energy recovery device is introduced into the inlet of the evaporative cooling device, and the circulating water to be cooled after heat exchange with the evaporative cooling device is led out through the circulating water outlet pipe. This application can slow down the increase of water concentration ratio, thereby reducing the frequency of blowdown and water replenishment, ultimately achieving the goal of reducing circulating water consumption.

The utility model provides a negative-pressure heat dissipation structure of a working vehicle. The negative-pressure heat dissipation structure comprises an engine; the cooling fan is arranged at the front end of the engine, and the cooling fan comprises a wind scooper; the transmission case is arranged at the rear end of the engine, the transmission case is provided with an air inlet pipe and an air outlet pipe, the air outlet pipe is communicated with the transmission case and the wind scooper, and the air inlet pipe extends from the transmission case and is communicated with the outside of the transmission case; the clutch assembly comprises a clutch shell and a first pressing disc, a dust discharging opening is formed in the radial outer end of the clutch shell, and a blade part protruding in the axial direction is arranged on the end face of the first pressing disc. Ventilation and heat dissipation of the clutch are effectively improved, the temperature of air in the clutch cavity is reduced, dust in the clutch cavity is discharged in time, the contact quality of a friction plate and a pressure plate is improved, and the service life of the clutch is prolonged.

The invention discloses a kitchen appliance and a control method and related device thereof, and relates to the technical field of kitchen equipment. The kitchen appliance comprises a range hood module, a refrigeration module, a fresh air module, a control module and a machine body, the machine body comprises a first cavity, a second cavity and a third cavity; an evaporator of the refrigeration module is arranged in the first cavity, and a condenser and a compressor are arranged in the second cavity; a mixed air supply outlet is formed in the machine body, the machine body is pivoted with an air guide structure at the mixed air supply outlet, and the control module is configured to control starting and stopping of the refrigeration module according to the outdoor temperature and the indoor temperature of a kitchen area where the kitchen electric appliance is located; and the operation mode of the fresh air module, the operation mode of the air guide structure and the operation mode of the refrigeration module in the open state are correspondingly controlled. The kitchen appliance control method and the related device adopt the kitchen appliance. The invention provides a kitchen appliance, a control method thereof and a related device, and aims to solve the problems of fresh air, high temperature and oil smoke in a kitchen in the cooking process at present.

This invention relates to the field of 2G / 3G / 4G / 5G base station air conditioning technology, and more particularly to a single-cabinet intelligent air conditioner for base stations. The single-cabinet intelligent air conditioner includes a refrigerant subsystem, ventilation components, electrical control components, and a metal cabinet. In the refrigerant subsystem, the exhaust port of the electric compressor is connected to the inlet end of the compressor exhaust pipe. The outlet end of the compressor exhaust pipe is connected to the inlet end of the condenser assembly. The outlet end of the condenser assembly is connected to the inlet end of the evaporation pipe. The outlet end of the evaporation pipe is connected to the inlet end of the expansion valve. The outlet end of the expansion valve is connected to the inlet end of the evaporator core. The outlet end of the evaporator core is connected to the inlet end of the compressor suction pipe. This invention, by setting up a refrigerant subsystem, ventilation components, electrical control components, and a metal cabinet, achieves the function of cooling or ventilating the base station cabinet, thereby reducing the air temperature inside the base station cabinet, cooling the hot air inside the base station cabinet, and ensuring that the communication or other electrical components inside the base station cabinet are at a suitable operating temperature.