High-efficiency shell-and-tube condenser with liquid storage function

Abstract

The utility model relates to a high -efficient shell -and -tube condenser with liquid storage function belongs to condenser technical field among refrigeration system, the high -efficient shell -and -tube condenser with liquid storage function includes: casing, the fixed tube plate inside forms condensing cavity, and the fixed tube plate is respectively welded and fixed with fixed tube plate at condensing cavity two ends, and the fixed tube plate surface is equipped with a plurality of expansion holes, and the expansion hole of fixed tube plate surface location is eccentric design, and the heat exchange pipe of arranging simultaneously between two fixed tube plates is multiple, and the heat exchange pipe both ends are respectively inserted in the expansion hole inside of fixed tube plate surface opening, additionally, the supercooling pipe is installed in the condensing cavity inside bottom end, the high -efficient shell -and -tube condenser with liquid storage function through the shell -and -tube condenser increase liquid storage space and install supercooling pipe in the condensing cavity inside to realize the solution existing shell -and -tube condenser easily refrigerant flow variation big problem.

Claims

1. A high-efficiency shell-and-tube condenser with liquid storage function, characterized in that... include: Shell (1); The shell (1) forms a condensation chamber inside. Fixed tube plates (2) are welded and fixed at the front and rear ends of the condensation chamber respectively. Multiple expansion holes (14) are opened on the surface of the fixed tube plate (2). The expansion holes (14) opened on the surface of the fixed tube plate (2) are eccentrically designed. Meanwhile, multiple heat exchange tubes (3) are arranged between the two fixed tube sheets (2), and the two ends of the heat exchange tubes (3) are respectively inserted into the expansion holes (14) opened on the surface of the fixed tube sheet (2); In addition, a subcooling pipe (6) is installed at the bottom of the condensation chamber.

2. A high-efficiency shell-and-tube condenser with liquid storage function according to claim 1, characterized in that: The front end cover (5) and the rear end cover (4) are respectively installed on the outside of the fixed tube plate (2) located at the front and rear ends of the housing (1).

3. A high-efficiency shell-and-tube condenser with liquid storage function according to claim 2, characterized in that: Foot supports (9) are symmetrically distributed on the left and right sides of the lower end of the shell (1).

4. A high-efficiency shell-and-tube condenser with liquid storage function according to claim 3, characterized in that: An air inlet (7) is provided on one side of the upper end of the housing (1), and a liquid outlet (8) is provided on one side of the lower end of the housing (1). One end of the air inlet (7) is connected to the compressor (13) through a pipeline, and one end of the liquid outlet (8) is connected to the evaporator (12) through a pipeline. An expansion valve (10) is installed on the pipeline connecting the liquid outlet (8) and the evaporator (12). Meanwhile, one end of the compressor (13) is connected to one end of the subcooling pipe (6) installed inside the casing (1) through a pipeline, and the other end of the subcooling pipe (6) is connected to the evaporator (12) through a pipeline. A fan (11) is installed on one side of the evaporator (12).

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