Water chiller

Abstract

The utility model relates to a water chilling unit, it includes compressor, evaporimeter, condenser and oil storage spare, oil storage spare is connected with compressor, oil storage spare includes cylinder, demister and barrier component, demister sets up on the cylinder, barrier component sets up in the oil storage cavity, including barrier horizontal part and barrier vertical part, barrier horizontal part is along the axial arrangement of cylinder, barrier vertical part is arranged on barrier horizontal part in angle, barrier vertical part and the one end that extends to oil storage cavity of injection oil return interface is opposite arrangement, the fluid that from injection oil return interface input to oil storage cavity exports to barrier vertical part, under the action of barrier vertical part, part lubricating oil in fluid separates to barrier component, is favorable to improve oil gas separation efficiency.

Claims

1. A water chiller unit, characterized in that, include: A compressor having an output end and an input end; The condenser and evaporator are connected to the compressor; An oil reservoir, connected to the compressor, comprising: The cylinder has an oil storage chamber inside it, and an oil return port is formed on the cylinder. A demister is mounted on the cylinder. A baffle assembly is disposed within the oil storage chamber and includes a horizontal baffle portion and a vertical baffle portion. The horizontal baffle portion is disposed along the axial direction of the cylinder body, and the vertical baffle portion is disposed at an angle on the horizontal baffle portion. The vertical baffle portion is arranged opposite to one end of the ejector return oil interface that extends into the oil storage chamber.

2. The chiller unit according to claim 1, characterized in that, The upper part of the horizontal baffle and the upper part of the vertical baffle are connected to the inner wall of the oil storage chamber. The two sides of the vertical baffle are formed with a first area connected to the ejector oil return interface and a second area connected to the demister.

3. The chiller unit according to claim 2, characterized in that, The partition has a first input section and a second input section; the first input section is connected to the first area and is used to output the fluid input from the ejector return oil interface to the first area to the oil storage chamber; the second input section is connected to the second area and is used to return the lubricating oil fluid filtered by the demister to the oil storage chamber.

4. The chiller unit according to claim 3, characterized in that, The horizontal partition includes a bottom wall and side walls located on both sides of the bottom wall, with the upper edge of the side walls connected to the inner wall of the oil storage chamber. The first input section and the second output section are located at both ends of the partition horizontal section, and a flow section is also provided on the partition sidewall corresponding to the second area. The flow section is used to transport the gaseous fluid in the oil storage chamber to the demister.

5. The chiller unit according to claim 1, characterized in that, The cylinder includes a peripheral sidewall and a first end plate and a second end plate formed at both ends of the peripheral sidewall. An oil pump and an oil supply port are provided on the first end plate, and the oil supply port is connected to the oil inlet of the compressor. A first oil return port is provided on the second end plate, and the first oil return port is connected to the first oil outlet of the compressor. A second oil return port is provided on the peripheral sidewall, and the second oil return port is connected to the second oil outlet of the compressor.

6. The chiller unit according to claim 1, characterized in that, The number of ejector return ports is two, which are spaced apart along the axial direction of the cylinder. Each ejector return port includes a straight section and a bent section. The straight section extends to the outside of the cylinder for connection with the ejector pipeline, and the bent section extends into the oil storage cavity and bends towards the baffle.

7. The chiller unit according to claim 6, characterized in that, The condenser is connected to a first ejector pipe and a second ejector pipe. The other end of the first ejector pipe is connected to one of its ejector return ports, and the second ejector pipe is connected to the other ejector return port. A first ejector is provided on the first ejector pipe, and a second ejector is provided on the second ejector pipe. The first ejector is connected to the evaporator, and the second ejector is connected to the compressor, respectively, for ejecting a portion of the fluid in the evaporator and the compressor into the oil storage chamber.

8. The chiller unit according to claim 1, characterized in that, The cylinder is also equipped with a balance interface, which is connected to a high-level oil storage device through a balance pipeline.

9. The chiller unit according to claim 5, characterized in that, The cylinder is provided with a support member, which includes at least one bracket connected to the peripheral sidewall. The bracket has a fixing part for fixing the cylinder.

10. A water chiller unit, characterized in that, include: A compressor having an output end and an input end; The condenser and evaporator are connected to the compressor; An oil reservoir, which is connected to the compressor via an oil passage, comprises: The cylinder has an oil storage chamber inside it, and an oil return port is formed on the cylinder. A demister is mounted on the cylinder. The oil storage chamber is also equipped with a baffle assembly, which is configured to deliver fluid input from the ejector return port to the baffle assembly to improve the separation effect of refrigerant and lubricating oil in the fluid.

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