Efficient gas-liquid separator for refrigerating system
By designing a high-efficiency gas-liquid separator for refrigeration systems, including gas-liquid separation components and liquid slag removal components, the problem of incomplete separation of existing gas-liquid separators is solved, and the working stability of the refrigeration equipment is improved.
Patent Information
- Application Number
- CN202421773419.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-25
- Publication Date
- 2025-05-06
- Estimated Expiration
- 2034-07-25
AI Technical Summary
The existing gas-liquid separator has simple separation process and incomplete gas-liquid separation, resulting in unstable operation of the refrigeration equipment.
A high-efficiency gas-liquid separator is designed, including a gas-liquid separation assembly and a liquid slag removal assembly. The gas-liquid separation assembly realizes gas-liquid separation through structures such as fixed cylinder, inner cylinder, baffle box, baffle plate and bus box, and the liquid slag removal assembly is centrifuged through the separation cylinder driven by a servo motor.
Two consecutive high-efficiency gas-liquid separations of the gas-liquid mixed liquid are achieved, and the separated liquid is removed through the liquid slag removal assembly, which improves the working stability of the refrigeration equipment.
Smart Images

Figure CN222837166U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the technical field of gas-liquid separation equipment, and in particular relates to a high-efficiency gas-liquid separator for refrigeration systems. Background Art
[0002] A refrigeration system is a system that uses external energy to transfer heat from a lower-temperature substance (or environment) to a higher-temperature substance (or environment). The refrigeration principle of a refrigeration system is as follows: Liquid refrigerant absorbs heat from the object being cooled in the evaporator, vaporizing into low-temperature, low-pressure vapor. This vapor is then drawn into the compressor, compressed into high-pressure, high-temperature vapor, and discharged into the condenser. In the condenser, it releases heat to the cooling medium (water or air), condensing into a high-pressure liquid. This liquid is then throttled through a throttling valve to become low-pressure, low-temperature refrigerant, which re-enters the evaporator to absorb heat and vaporize, thus achieving a cyclic refrigeration process.
[0003] A gas-liquid separator is a device installed between the compressor and the evaporator to prevent liquid refrigerant from flowing into the compressor. Existing gas-liquid separators have simple separation processes and incomplete gas-liquid separation, leading to unstable operation of the refrigeration equipment and reducing the lifespan of the compressor and the entire refrigeration system. Utility Model Content
[0004] The technical problem to be solved by this utility model is that the existing gas-liquid separator has a simple separation process and incomplete gas-liquid separation, which leads to unstable operation of the refrigeration equipment.
[0005] To solve the above-mentioned technical problems, the present invention adopts the following technical solution: a high-efficiency gas-liquid separator for a refrigeration system, comprising a housing and a support plate, wherein the support plate is fixedly connected to the inner wall of the housing, and further comprising a gas-liquid separation component and a liquid slag removal component, wherein the gas-liquid separation component and the liquid slag removal component are both disposed at the top of the housing, and the liquid slag removal component is disposed below the gas-liquid separation component, wherein the gas-liquid mixture is separated by the gas-liquid separation component, and the separated liquid is slag removed by the liquid slag removal component.
[0006] Furthermore, the gas-liquid separation assembly includes a fixed cylinder with an opening at the top center, a hollow, through-hole inner cylinder, a baffle box, a baffle plate, and a manifold box, wherein:
[0007] The fixed cylinder is fixedly connected to the top of the support plate, the inner cylinder is fixedly connected to the top of the fixed cylinder, the baffle box is fixedly connected to the top of the box body, a conveying pipe is connected between the inner cylinder and the baffle box, the baffle plates are evenly distributed inside the baffle box, and the junction box is fixedly connected to the bottom of the baffle box.
[0008] Furthermore, the baffle box has a liquid outlet at the bottom, the baffle box is connected to the inside of the manifold box, the fixed cylinder has an inclined tube on one side, the manifold box has a drain pipe at the bottom, and the inclined tube and the drain pipe are both equipped with drain valves in the middle section.
[0009] Furthermore, the liquid slag removal assembly includes a cylinder with an open top, a servo motor, a separation cylinder with an open top, and a guide plate with an open middle, wherein:
[0010] The cylinder is fixedly connected to the bottom of the box body, the servo motor is fixedly installed at the bottom of the box body, the separation cylinder is fixedly connected to the output end of the servo motor and is located inside the cylinder, and the guide plate is fixedly connected between the inner walls of the cylinder.
[0011] Furthermore, both the guide plate and the manifold are arranged with a lower center and higher sides. The bottom of the cylinder is provided with a drain pipe, one side of the baffle box is provided with an air outlet pipe, the air outlet pipe is provided with a one-way valve, and one side of the box body is provided with an input pipe, one end of which is located inside the fixed cylinder.
[0012] The beneficial effects of this utility model after adopting the above structure are as follows:
[0013] (1) The gas-liquid mixture is subjected to two consecutive high-efficiency gas-liquid separations, and the separated liquid can be concentrated and flowed into the separation cylinder;
[0014] (2) The liquid can be centrifuged by the uniform rotation of the separator, and the non-liquid inside is isolated in the separator. Attached Figure Description
[0015] The accompanying drawings are provided to further understand the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation thereof.
[0016] Figure 1 This is a schematic diagram of the overall structure of a high-efficiency gas-liquid separator for a refrigeration system proposed in this utility model.
[0017] Figure 2 This is a schematic diagram of the internal structure of a high-efficiency gas-liquid separator for a refrigeration system proposed in this utility model.
[0018] Figure 3 This is a schematic diagram of the internal structure of the housing of a high-efficiency gas-liquid separator for a refrigeration system proposed in this utility model from another perspective.
[0019] Figure 4 This is a front sectional view of a high-efficiency gas-liquid separator for a refrigeration system proposed in this utility model.
[0020] In the attached diagram: 1. Box body, 2. Support plate, 3. Fixed cylinder, 4. Inner cylinder, 5. Baffle box, 6. Baffle plate, 7. Manifold box, 8. Delivery pipe, 9. Liquid outlet, 10. Inclined pipe, 11. Drain pipe, 12. Drain valve, 13. Cylinder, 14. Servo motor, 15. Separation cylinder, 16. Guide plate, 17. Drain pipe, 18. Gas outlet pipe, 19. Check valve, 20. Input pipe. Detailed Implementation
[0021] like Figure 1-2 As shown, a high-efficiency gas-liquid separator for a refrigeration system includes a housing 1 and a support plate 2. The support plate 2 is fixedly connected to the inner wall of the housing 1. It also includes a gas-liquid separation component and a liquid slag removal component. Both the gas-liquid separation component and the liquid slag removal component are located at the top of the housing 1, and the liquid slag removal component is located below the gas-liquid separation component.
[0022] like Figure 1-4 As shown, in order to efficiently separate the gas-liquid mixture, the gas-liquid separation assembly includes a fixed cylinder 3 with an opening at the top center, a hollow inner cylinder 4, a baffle box 5, baffle plates 6, and a manifold box 7. The fixed cylinder 3 is fixedly connected to the top of the support plate 2, the inner cylinder 4 is fixedly connected to the top of the fixed cylinder 3, the baffle box 5 is fixedly connected to the top of the box body 1, a conveying pipe 8 is connected between the inner cylinder 4 and the baffle box 5, the baffle plates 6 are evenly distributed inside the baffle box 5, the manifold box 7 is fixedly connected to the bottom of the baffle box 5, the bottom of the baffle box 5 is provided with a liquid outlet hole 9, the baffle box 5 and the manifold box 7 are connected internally, an inclined pipe 10 is provided on one side of the fixed cylinder 3, a drain pipe 11 is provided at the bottom of the manifold box 7, and a drain valve 12 is provided in the middle section of both the inclined pipe 10 and the drain pipe 11.
[0023] like Figure 1-4 As shown, in order to remove slag from the separated liquid, the liquid slag removal assembly includes a cylinder 13 with an open top, a servo motor 14, a separation cylinder 15 with an open top, and a guide plate 16 with an open middle. The cylinder 13 is fixedly connected to the bottom of the box body 1, the servo motor 14 is fixedly installed at the bottom of the box body 1, the separation cylinder 15 is fixedly connected to the output end of the servo motor 14 and is located inside the cylinder 13, and the guide plate 16 is fixedly connected between the inner walls of the cylinder 13.
[0024] The guide plate 16 and the manifold 7 are both set with a low middle and high sides. The bottom of the cylinder 13 is provided with a drain pipe 17. The side of the baffle box 5 is provided with an air outlet pipe 18. The air outlet pipe 18 is provided with a one-way valve 19. The side of the box body 1 is provided with an input pipe 20, and one end of it is located inside the fixed cylinder 3.
[0025] In practical use, the gas-liquid mixture enters the fixed cylinder 3 through the input pipe 20. The gas-liquid mixture collides with the inner cylinder 4, and some of the liquid or solid in the gas-liquid mixture is concentrated at the bottom of the fixed cylinder 3 and transported through the inclined pipe 10. Then, the remaining gas-liquid mixture enters the baffle box 5 through the inner cylinder 4 and the conveying pipe 8. Under the action of multiple baffles 6, the airflow direction is changed, and the mixture separates after colliding with the baffles 6 due to inertia. The separated liquid enters the manifold 7 through the liquid outlet 9 and enters the separation cylinder 15 through the drain pipe 11. The gas is discharged through the gas outlet pipe 18. The servo motor 14 is turned on, and the separation cylinder 15 rotates at a constant speed to centrifuge the separated liquid, isolating the non-liquid inside the separation cylinder 15. Finally, the liquid is discharged through the drain pipe 17.
[0026] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents. In conclusion, if those skilled in the art, inspired by this description, design similar structural methods and embodiments without departing from the inventive spirit of the present invention, such designs should fall within the protection scope of the present invention.
Claims
1. A high-efficiency gas-liquid separator for a refrigeration system, comprising a box body and a support plate, wherein the support plate is fixedly connected to the inner wall of the box body, characterized in that: It also includes a gas-liquid separation component and a liquid slag removal component, which are both arranged at the top of the box body, and the liquid slag removal component is arranged below the gas-liquid separation component. The gas-liquid separation component is used to separate the gas-liquid mixed liquid into gas and liquid, and the liquid slag removal component is used to remove the slag from the separated liquid.
2. The high-efficiency gas-liquid separator for a refrigeration system according to claim 1, characterized in that: The gas-liquid separation assembly comprises a fixed cylinder with an opening at the top center, an inner cylinder arranged hollow and through, a baffle box, a baffle plate and a junction box, wherein: The fixed cylinder is fixedly connected to the top of the support plate, the inner cylinder is fixedly connected to the top of the fixed cylinder, the baffle box is fixedly connected to the top of the box body, a conveying pipe is connected between the inner cylinder and the baffle box, the baffle plates are evenly distributed inside the baffle box, and the junction box is fixedly connected to the bottom of the baffle box.
3. The high-efficiency gas-liquid separator for a refrigeration system according to claim 2, characterized in that: A liquid outlet is provided at the bottom of the baffle box, the baffle box is communicated with the inside of the junction box, an inclined pipe is provided on one side of the fixing cylinder, a downpipe is provided at the bottom of the junction box, and a drain valve is provided in the middle section of the inclined pipe and the downpipe.
4. The high-efficiency gas-liquid separator for a refrigeration system according to claim 3, characterized in that: The liquid slag removal assembly comprises a cylinder with an opening at the top, a servo motor, a separation cylinder with an opening at the top and a guide plate with an opening in the middle, wherein: The cylinder is fixedly connected to the bottom of the box body, the servo motor is fixedly installed at the bottom of the box body, the separation cylinder is fixedly connected to the output end of the servo motor and is arranged inside the cylinder, and the guide plate is fixedly connected between the inner walls of the cylinder.
5. The high-efficiency gas-liquid separator for a refrigeration system according to claim 4, characterized in that: The guide plate and the junction box are both low in the middle and high on both sides. A drain pipe is provided at the bottom of the cylinder, an air outlet pipe is provided on one side of the deflection box, a one-way valve is provided on the air outlet pipe, and an input pipe is provided on one side of the box body, and one end of the input pipe is provided in the fixed cylinder.
Citation Information
Cited By
High efficiency gas-liquid separator for refrigeration equipment and separation process thereof
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