Air supply and return control system for vrv air conditioner

Abstract

The invention relates to an air supply and return control system for a vrv air conditioner. The air supply and return control system involves an air return device, wherein the air return device is arranged at the bottom, air supply devices are arranged at the top of the air return device at intervals, each air supply device comprises a fresh air inlet pipe, a deep cooling fresh air handling unit,a static pressure box and an air exhaust main pipe, the fresh air inlet pipes are arranged in communication with the outside, the fresh air inlet pipes are arranged in communication with the deep cooling fresh air handling units, the static pressure boxes are arranged in communication with the ends, away from the fresh air inlet pipes, of the deep cooling fresh air handling units, the static pressure boxes are arranged in communication with the air exhaust main pipes, the middles of the exhaust main pipes are arranged in communication with a plurality of air exhaust branch pipes, buffer piecesare detachably connected to the tail ends of the air exhaust branch pipes, and air outlet pipes are arranged in communication with the side walls of the air exhaust branch pipes. The air supply and return control system has the effect of improving the fresh air supply softness.

Description

technical field [0001] This application relates to the field of air conditioning systems, in particular to a control system for supplying and returning air to a vrv air conditioner. Background technique [0002] The air-conditioning system has a host and an end system. The main components include the air-conditioning host (cold and heat source), combined air-conditioning unit (air cabinet) and fan coil, etc. The air supply and return system at the end of the air-conditioning system is also very important in the air-conditioning system. [0003] The existing Chinese patent whose notification number can be referred to is CN110094866A discloses a novel three-dimensional air-supply air-conditioning system, which includes a floor air-supply pipe and a ceiling fresh-air duct pipe, and is characterized in that: the outside of the floor air-supply pipe passes through the air The pipe bracket is installed on the ground, a raised floor is set above the floor air supply pipe, a floor a...

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Problems solved by technology

[0004] In view of the related technologies mentioned above, the inventor believes that the air-supply air-conditioning system has the defect of poor wind softness at the fresh air supply port during use.

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