Gas-liquid separation device

Abstract

The utility model belongs to the technical field of gas-liquid separation, particularly relates to a gas-liquid separation device, and aims to solve the problem that an existing separation device generally occupies extra space when being packaged and transported due to the fact that a pipe opening is formed in the side portion of the existing separation device. The sealing cylinder comprises a sealing top cover on the top, a sealing cylinder main body in the middle and a sealing cylinder liquid collecting end on the lower portion, the sealing top cover is detachably connected with the sealing cylinder main body in a sealed mode, and the top of the sealing top cover is connected with a vertically-arranged gas guide pipe. A transverse pipe opening is not formed in the side wall of the sealing cylinder body, grinding and polishing of the outer wall of the sealing cylinder body are facilitated, products can be packaged more conveniently, packaging space cannot be wasted, and the sealing top cover, the sealing shell, the air guide pipe, the connector and the demisting silk screen can be detached conveniently and can be replaced independently, and cleaning is more convenient and faster.

Description

Technical Field

[0001] The utility model relates to the technical field of gas-liquid separation, in particular to a gas-liquid separation device. Background Art

[0002] CN202323140298.X A gas-liquid separation device provides a gas-liquid separation device, which mainly relates to the field of gas-liquid separation devices. A gas-liquid separation device comprises a tank body, a spiral baffle is fixedly arranged on the inner wall of the tank body, an air duct is fixedly arranged on the top of the inner wall of the tank body, a partition is fixedly arranged on the inner wall of the tank body near the bottom, and a metal mesh layer is fixedly arranged between the inner wall of the tank body and the air duct. The beneficial effects of the utility model are as follows: the utility model has a simple structure and is easy to install and use. After installation, it can ensure that the separated liquid is not easy to be mixed with the gas for the second time, and has a good gas-liquid separation effect; the gas flow is made more uniform by the rectification of the spiral baffle, which is beneficial to improve the efficiency of gas-liquid separation; the metal mesh layer is arranged in a cross shape, and the number of airflow collisions is increased through this structural design, thereby further improving the gas-liquid separation effect;

[0003] However, when the existing gas-liquid separation device is packaged and transported after being sold, more packaging space needs to be reserved on the side because a pipe opening is arranged on the side. In addition, during the packaging process, the direction of the pipe opening needs to be adjusted, which makes packaging inconvenient. Utility Model Content

[0004] The utility model provides a gas-liquid separation device, which solves the shortcomings of the prior art that the separation device generally has a pipe outlet on the side, which takes up extra space during packaging and transportation, and the demisting screen is installed and fixed by an additional structure, which makes it inconvenient to disassemble and assemble.

[0005] The utility model provides the following technical solutions:

[0006] A gas-liquid separation device comprises a sealing cylinder body, the sealing cylinder body comprises a sealing top cover at the top, a sealing cylinder body in the middle and a sealing cylinder liquid collecting end at the bottom, the sealing top cover is detachably sealed and connected to the sealing cylinder body, a vertically arranged air guide pipe is connected to the top of the sealing top cover, the air guide pipe passes through the sealing top cover and is connected to the exhaust port, an air inlet is installed on the sealing top cover, the air inlet and the exhaust port are arranged to avoid each other, a spiral coil is spirally wound around the outside of the air guide pipe, the inner side of the spiral coil is sealed and connected to the air guide pipe, and the outer side of the spiral coil is in sealing contact with the sealing cylinder body A liquid discharge port is provided at the bottom of the liquid collecting end of the sealing cylinder, and the spiral coil plate, the air guide tube and the sealing cylinder body form a spiral airway. The air inlet end of the spiral airway is connected to the air inlet, and the air outlet end of the spiral airway is connected to the air inlet end of the air guide tube and the liquid collecting end of the sealing cylinder, and the air outlet end of the air guide tube is connected to the exhaust port. Gas is fed into the gas through the air inlet, and the gas flows along the spiral airway. Gas-liquid separation is performed during the flow, and the separated liquid flows along the spiral coil plate. Finally, the liquid enters the liquid collecting end of the lower sealing cylinder, and the gas is discharged from the exhaust port through the air guide tube.

[0007] As a further improvement of the above scheme.

[0008] Preferably, the sealing cylinder body and the sealing cylinder liquid collecting end are integrally formed, the sealing cylinder body is cylindrical, the sealing cylinder liquid collecting end is formed with a groove for collecting and converging liquid, a drain port is provided at the bottom of the groove, the sealing cylinder body and the sealing cylinder liquid collecting end are integrally formed, and there are no additional parts on the side, so it is more convenient to grind and polish the sealing cylinder body and the sealing cylinder liquid collecting end, and the sealing cylinder body is set to be cylindrical, so that the outer side of the spiral coil can fit tightly with the inner wall of the sealing cylinder body, so that the spiral airway has a better air guiding effect, and the sealing cylinder liquid collecting end plays the role of collecting liquid by forming a groove, so that the drain port can drain the liquid cleanly to avoid liquid residue.

[0009] Preferably, the exhaust port is located at the center of the sealing top cover, so that the exhaust port and the air duct are both located on the central axis, and the air duct and the exhaust port can be more conveniently disassembled and assembled.

[0010] Preferably, the height of the spiral roll is adapted to the air duct, the air duct is fixedly connected to the exhaust port via threads, and the spiral roll is fixedly connected to the air duct via welding.

[0011] Preferably, the liquid collecting end of the sealing cylinder is semicircular or conical, and the drainage port is located at the bottom of the semicircle or cone. By setting the liquid collecting end of the sealing cylinder to be semicircular or conical, the separated liquid can be converged so that the liquid converges to the bottom and is discharged through the drainage port, thereby avoiding liquid residue.

[0012] Preferably, an externally threaded connection section is provided at the bottom of the air duct, and a connecting head is installed on the externally threaded connection section. A through hole is provided in the middle of the connecting head, and a bracket is fixed in the through hole. A cylindrical demisting screen is placed on the bracket. The connecting head is installed by threads at the bottom of the air duct, and the connecting head supports the demisting screen inside the air duct. After the airflow is initially separated by the spiral coil, it will be further separated by the demisting screen when entering the air duct, and the demisting screen is more convenient to disassemble and assemble, and multiple demisting screens can be placed.

[0013] Preferably, the size of the cylindrical demisting mesh is adapted to the inner diameter of the air duct, so that no gap is left between the demisting mesh and the inner wall of the air duct, so that the gas after the initial gas-liquid separation is in full contact with the demisting mesh. The demisting mesh is a cylindrical metal woven mesh wire, and the mesh density of the demisting mesh is 50 to 100 kg / m3.

[0014] Preferably, an internal threaded connecting section is provided on the inner side of the connecting head, and the internal threaded connecting section is threadedly connected to the external threaded connecting section, so that the connecting head can be detachably connected to the air duct. If internal cleaning is required, the connecting head can be directly removed, and then the demisting mesh inside the air duct can be taken out.

[0015] Preferably, a double-end connector is installed between the air duct and the exhaust port, a fixing frame is installed in the middle of the double-end connector, a connecting rod passes through the through hole on the fixing frame, an air sealing plate is installed at the upper end of the connecting rod, a limiting plate is installed at the lower end of the connecting rod, a spring is installed between the air sealing plate and the fixing frame, and a stepped annular wall is provided on the upper side of the fixing frame. When the air sealing plate is below the annular wall, the air sealing plate and the annular wall form a seal, and when the air sealing plate is above the annular wall, an air gap is left between the air sealing plate and the inner wall of the double-end connector, and a demisting screen is connected to the limit plate below by a suspension rope.

[0016] It should be understood that in the present application, the air inlet and the exhaust port are both arranged on the sealing top cover, and no transverse pipe opening is arranged on the side wall of the sealing tube body, which is conducive to the grinding and polishing of the outer wall of the sealing tube body, and is more convenient for product packaging without wasting packaging space. The sealing top cover, sealing shell, air guide pipe, connector and demisting screen can all be easily disassembled and replaced separately, and cleaning is more convenient and quicker. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional structural schematic diagram of a gas-liquid separation device provided in an embodiment of the utility model;

[0018] Figure 2 A schematic diagram of a sealing top cover, an air guide pipe and a spiral coil structure of a gas-liquid separation device provided in an embodiment of the utility model;

[0019] Figure 3A schematic diagram of a connector and a demisting screen structure of a gas-liquid separation device provided in an embodiment of the utility model;

[0020] Figure 4 A schematic diagram of a double-end connector and a demisting screen structure of a gas-liquid separation device provided in an embodiment of the utility model;

[0021] Figure 5 A schematic diagram of the internal structure of a double-end connector of a gas-liquid separation device provided in an embodiment of the utility model.

[0022] Reference numerals:

[0023] 1. Sealing cylinder body; 2. Exhaust port; 3. Air inlet; 4. Sealing top cover; 5. Sealing cylinder body; 6. Sealing cylinder liquid collecting end; 7. Drain port; 8. Air guide tube; 9. Spiral roll plate; 10. External thread connection section; 11. Connector; 12. Bracket; 13. Internal thread connection section; 14. Demisting wire mesh; 15. Lifting rope; 16. Fixed frame; 17. Air sealing plate; 18. Spring; 19. Limiting plate; 20. Connecting rod; 21. Double-end connector. DETAILED DESCRIPTION

[0024] The embodiments of the present invention are described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0025] In the description of the embodiments of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms, "connection" and "installation" should be understood in a broad sense. For example, "connection" can be a detachable connection or a non-detachable connection; it can be a direct connection or an indirect connection through an intermediate medium. In addition, "connection" can be a direct connection or an indirect connection through an intermediate medium. Among them, "fixed" means that they are connected to each other and the relative position relationship after connection remains unchanged. The directional terms mentioned in the embodiments of the present utility model, such as "inside", "outside", "top", "bottom", etc., are only reference to the directions of the accompanying drawings. Therefore, the directional terms used are for better and clearer explanation and understanding of the embodiments of the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present utility model.

[0026] In the embodiments of the present invention, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0027] In the embodiment of the present invention, "and / or" is only a description of the association relationship of the associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in this article generally indicates that the associated objects before and after are in an "or" relationship.

[0028] Example 1, reference Figure 1-Figure 3 A gas-liquid separation device comprises a sealing cylinder 1, wherein the sealing cylinder 1 comprises a sealing top cover 4 at the top, a sealing cylinder body 5 in the middle and a sealing cylinder liquid collecting end 6 at the bottom.

[0029] The sealing top cover 4 is detachably sealed and connected to the sealing tube body 5. A vertically arranged air duct 8 is connected to the top of the sealing top cover 4. The air duct 8 passes through the sealing top cover 4 and is connected to the exhaust port 2. The exhaust port 2 is located in the center of the sealing top cover 4, so that the exhaust port 2 and the air duct 8 are both located on the central axis, and the air duct 8 and the exhaust port 2 can be disassembled and assembled more conveniently.

[0030] The sealing top cover 4 is equipped with an air inlet 3, and the air inlet 3 and the exhaust port 2 are arranged to avoid each other. A spiral coil 9 is spirally coiled outside the air guide pipe 8, and the inner side of the spiral coil 9 is sealed and connected to the air guide pipe 8. The outer side of the spiral coil 9 is in sealing contact with the sealing tube body 5. The height of the spiral coil 9 is adapted to the air guide pipe 8, and the air guide pipe 8 is fixedly connected to the exhaust port 2 by threads, and the spiral coil 9 is fixedly connected to the air guide pipe 8 by welding.

[0031] A drain port 7 is provided at the bottom of the sealing cylinder liquid collecting end 6, the sealing cylinder main body 5 and the sealing cylinder liquid collecting end 6 are integrally formed, the sealing cylinder main body 5 is cylindrical, and the sealing cylinder liquid collecting end 6 is formed with a groove for collecting and converging liquid, and a drain port 7 is opened at the bottom of the groove. The sealing cylinder main body 5 and the sealing cylinder liquid collecting end 6 are integrally formed, and there are no additional parts on the side, so it is more convenient to grind and polish the sealing cylinder main body 5 and the sealing cylinder liquid collecting end 6. The sealing cylinder main body 5 is set to a cylindrical shape, so that the outer side of the spiral coil 9 can fit tightly with the inner wall of the sealing cylinder main body 5, so that the spiral airway has a better air guiding effect. The sealing cylinder liquid collecting end 6 plays the role of collecting liquid by forming a groove, so that the drain port 7 can drain the liquid cleanly to avoid liquid residue. The sealing cylinder liquid collecting end 6 is semicircular or conical, and the drain port 7 is located at the bottom of the semicircle or cone. By setting the sealing cylinder liquid collecting end 6 to be semicircular or conical, the separated liquid can be converged, so that the liquid converges to the bottom and is discharged through the drain port 7 to avoid liquid residue.

[0032] The spiral roll plate 9, the air guide tube 8 and the sealing tube body 5 form a spiral airway, the air inlet end of the spiral airway is connected to the air inlet 3, the air outlet end of the spiral airway is connected to the air inlet end of the air guide tube 8 and the sealing tube liquid collecting end 6, the air outlet end of the air guide tube 8 is connected to the exhaust port 2, the gas is fed into the air through the air inlet 3, the gas flows along the spiral airway, the gas-liquid separation is performed during the flow, the separated liquid flows along the spiral roll plate 9, and finally the liquid enters the lower sealing tube liquid collecting end 6, and the gas is discharged from the exhaust port 2 through the air guide tube 8.

[0033] A connector 11 is threadedly installed at the bottom of the air duct 8. An external threaded connection section 10 is provided at the bottom of the air duct 8. The connector 11 is installed on the external threaded connection section 10. An internal threaded connection section 13 is provided inside the connector 11. The internal threaded connection section 13 is threadedly connected to the external threaded connection section 10, so that the connector 11 can be detachably connected to the air duct 8. If internal cleaning is required, the connector 11 can be directly removed, and then the demisting screen 14 inside the air duct 8 can be taken out. A through hole is provided in the middle of the connector 11, and a bracket 12 is fixed in the through hole. A cylindrical demisting screen 14 is placed on the bracket 12. The connector 11 holds up the defogger 14 inside the air duct 8. After the airflow is initially separated by the spiral coil 9, it enters the air duct 8 and is further separated by the defogger 14. The defogger 14 is more convenient to assemble and disassemble. Multiple defogger 14 can be placed. The size of the cylindrical defogger 14 is adapted to the inner diameter of the air duct 8, so that there is no gap between the defogger 14 and the inner wall of the air duct 8, so that the gas after the initial gas-liquid separation is in full contact with the defogger 14. The defogger 14 is a cylindrical metal woven mesh wire, and the mesh density of the defogger 14 is 50 to 100 kg / m3.

[0034] The working principle of the present application is as follows: a sealed shell is formed by a sealing top cover 4, a sealing cylinder body 5 and a sealing cylinder liquid collecting end 6, an air inlet 3 and an exhaust port 2 are arranged on the sealing top cover 4, a liquid discharge port 7 is arranged at the sealing cylinder liquid collecting end 6, the exhaust port 2 is arranged in the center of the sealing top cover 4, and the exhaust port 2 runs through the sealing top cover 4, the end of the exhaust port 2 is connected to the air guide pipe 8 by a thread, and a spiral coil 9 is welded to the outside of the air guide pipe 8, the sealing top cover 4 and the sealing cylinder body 5 can be connected by thread sealing, the sealing top cover 4, the spiral coil 9 and the sealing cylinder body 5 form a spiral airway, and the upper end of the spiral airway is connected to the air inlet 3, after the air is introduced into the air inlet 3, the gas flows along the spiral airway, and gas-liquid separation is performed during the flow, the liquid flows downward along the spiral airway, and the separated gas is also Flowing downward along the spiral airway, the liquid and the gas eventually flow to the lower sealing tube liquid collecting end 6, the liquid is collected by the sealing tube liquid collecting end 6, and the gas flows upward through the middle air duct 8, and finally the gas is discharged from the exhaust port 2 at the top of the air duct 8. When the gas passes through the air duct 8, it will contact the defog screen 14 to further separate the gas and liquid; in the present application, the air inlet 3 and the exhaust port 2 are both arranged on the sealing top cover 4, and no transverse pipe openings are arranged on the side walls of the sealing tube body 5, which is conducive to the grinding and polishing of the outer wall of the sealing tube body 5, and is more convenient for product packaging without wasting packaging space, and the sealing top cover 4, the sealing shell, the air duct 8, the connector 11 and the defog screen 14 can be easily disassembled and replaced separately, and cleaning is more convenient and quick.

[0035] Example 2, reference Figure 1-2 , 4-5, a double-end connector 21 is installed between the air duct 8 and the exhaust port 2, a fixing frame 16 is installed in the middle of the double-end connector 21, a connecting rod 20 is passed through the through hole on the fixing frame 16, an air sealing plate 17 is installed on the upper end of the connecting rod 20, a limiting plate 19 is installed on the lower end of the connecting rod 20, a spring 18 is installed between the air sealing plate 17 and the fixing frame 16, a stepped annular wall is arranged on the upper side of the fixing frame 16, when the air sealing plate 17 is below the annular wall, the air sealing plate 17 forms a seal with the annular wall, when the air sealing plate 17 is above the annular wall, an air gap is left between the air sealing plate 17 and the inner wall of the double-end connector 21, a defogger screen 14 is connected to the lower side of the limiting plate 19 by a hanging rope 15, and the size of the defogger screen 14 is adapted to the air duct 8.

[0036] The principle of the present application is to overcome the gravity of the defog screen 14, the hanging rope 15, the connecting rod 20, the limit plate 19, and the air sealing plate 17 through the spring 18, so that the air sealing plate 17 is flush with the annular wall under normal conditions. When gas passes through, it drives the air sealing plate 17 to move upward, and the gas enters the exhaust port 2 from the air gap between the air sealing plate 17 and the inner wall of the double-end connector 21 and is discharged. During this period, the change in air flow causes the defog screen 14, the hanging rope 15, the connecting rod 20, the limit plate 19, and the air sealing plate 17 to shake up and down, accelerating the liquid flow on the defog screen 14 to converge and drip, thereby improving the separation effect.

[0037] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited to them. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model; in the absence of conflicts, the embodiments of the utility model and the features in the embodiments can be combined with each other. Therefore, the protection scope of the utility model shall be based on the protection scope of the claims.

Claims

1. A gas-liquid separation device, characterized in that: The sealing cylinder body comprises a sealing top cover at the top, a sealing cylinder body in the middle and a sealing cylinder liquid collecting end at the bottom. The sealing top cover is detachably and hermetically connected to the sealing cylinder body. A vertically arranged air duct is connected to the top of the sealing top cover. The air duct passes through the sealing top cover and is connected to the exhaust port. An air inlet is installed on the sealing top cover. The air inlet and the exhaust port are arranged to avoid each other. A spiral coil is spirally wound around the outside of the air duct. The inner side of the spiral coil is sealingly connected to the air duct. The outer side of the spiral coil is in sealing contact with the sealing cylinder body. A liquid discharge port is provided at the bottom of the liquid collecting end of the sealing cylinder.

2. A gas-liquid separation device according to claim 1, characterized in that: The sealing cylinder body and the sealing cylinder liquid collecting end are integrally formed. The sealing cylinder body is cylindrical. The sealing cylinder liquid collecting end is formed with a groove for collecting and converging liquid. A liquid discharge port is provided at the bottom of the groove.

3. A gas-liquid separation device according to claim 1, characterized in that: The exhaust port is located at the center of the sealing top cover.

4. A gas-liquid separation device according to claim 1, characterized in that: The height of the spiral coil is adapted to the air guide tube.

5. A gas-liquid separation device according to claim 2, characterized in that: The liquid collecting end of the sealing cylinder is semicircular or conical, and the liquid discharge port is located at the bottom of the semicircle or cone.

6. A gas-liquid separation device according to claim 1, characterized in that: An external threaded connection section is provided at the bottom of the air guide pipe, a connector is installed on the external threaded connection section, a through hole is provided in the middle of the connector, a bracket is fixed in the through hole, and a cylindrical demisting screen is placed on the bracket.

7. A gas-liquid separation device according to claim 6, characterized in that: The size of the cylindrical demisting screen is adapted to the inner diameter of the air guide pipe.

8. A gas-liquid separation device according to claim 7, characterized in that: An internal thread connection section is arranged inside the connector, and the internal thread connection section is threadedly connected to the external thread connection section.

9. A gas-liquid separation device according to claim 7, characterized in that: A double-end connector is installed between the air guide pipe and the exhaust port, a fixing frame is installed in the middle of the double-end connector, a connecting rod passes through the through hole on the fixing frame, an air sealing plate is installed at the upper end of the connecting rod, a limiting plate is installed at the lower end of the connecting rod, a spring is installed between the air sealing plate and the fixing frame, and a stepped annular wall is arranged on the upper side of the fixing frame. When the air sealing plate is below the annular wall, the air sealing plate and the annular wall form a seal, and when the air sealing plate is above the annular wall, an air gap is left between the air sealing plate and the inner wall of the double-end connector, and a demisting screen is connected to the lower side of the limiting plate through a hanging rope.

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