A vane-type inlet gas-liquid cyclone device

By designing a movable shaft and connecting plate structure, the guide vanes can be easily disassembled and replaced independently, solving the problem of inconvenient maintenance caused by easy damage to the guide vanes in the existing technology, and achieving efficient maintenance operations and cost reduction.

CN224672898UActive Publication Date: 2026-08-25HANCHEN ELITE MARINE ENG (JIANGSU) CO LTD
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Patent Information

Application Number
CN202522060273.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-25
Publication Date
2026-08-25
Estimated Expiration
2035-09-25

AI Technical Summary

Technical Problem

Existing guide vane cyclone devices are prone to damage during long-term service, resulting in inconvenient maintenance, requiring complete disassembly and the inability to specifically replace damaged parts, leading to high costs and material waste.

Method used

Design a guide vane type inlet gas-liquid cyclone device, which enables convenient disassembly and independent replacement of the guide vane through a movable shaft and connecting plate structure, and improves installation convenience and sealing performance by combining positioning and fixing components.

Benefits of technology

It enables convenient disassembly and independent replacement of the guide vanes, reducing maintenance costs and time, and improving maintenance efficiency and ease of use of the device.

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Abstract

The embodiment of the application provides a guide vane type gas-liquid cyclone device, relates to the technical field of cyclone devices, and comprises a gas-liquid cyclone host and a fixed pipe, a fixed pipe is installed on the side wall of the gas-liquid cyclone host, a fixed shell is fixedly installed on the fixed pipe, a circular pipe concentrically arranged with the fixed pipe is arranged in the fixed shell, a movable shaft is concentrically installed in the circular pipe, a plurality of arc-shaped grooves are evenly distributed on the side wall of the movable shaft, a connecting plate is inserted and installed in each arc-shaped groove, a blade is installed on the connecting plate, and a circular plate is installed at the end of the movable shaft. By covering the cover plate on the top surface of the fixed shell, then rotating the clamping plates on both sides around the fixed shaft, the clamping plates are combined on the two sides of the outer wall of the fixed shell, and then the clamping plates on both sides are fixed through the sleeve rod, so that the fixed shell is closed, the installation convenience of the guide vane part is effectively improved, and maintenance and use are facilitated.
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Description

Technical Field

[0001] This application relates to the field of cyclone device technology, and more particularly to a guide vane type inlet gas-liquid cyclone device. Background Technology

[0002] Gas-liquid cyclone separators, as highly efficient multiphase flow separation equipment, play a vital role in many industrial fields. Currently, most guide vane cyclone separators employ a molding process that integrates the guide vanes with the internal core through integral welding or casting, thereby ensuring the overall structural strength.

[0003] However, in actual industrial applications and long-term operation and maintenance, the guide vanes are critical components inside the device that directly bear the impact, wear, and potential corrosion of fluids. They are easily damaged due to long-term service, leading to a decrease in separation efficiency. When the guide vanes need to be repaired, cleaned, or replaced, the entire device usually needs to be disassembled from the process pipeline and undergo large-scale cutting and dismantling operations, resulting in prominent problems such as long maintenance cycles, high labor intensity, and high downtime losses. Secondly, even if disassembly is successful, since all guide vanes are fixed as an indivisible whole, once a single or a few guide vanes are damaged, targeted replacement is not possible. Often, the entire expensive guide vane module has to be replaced, resulting in a huge waste of materials and increased maintenance costs.

[0004] Based on the above reasons, this utility model proposes a guide vane type inlet gas-liquid cyclone device, which not only enables convenient disassembly and installation of the guide vane components as a whole, but also allows for independent replacement of damaged guide vanes, thereby improving maintenance convenience and reducing costs. Summary of the Invention

[0005] In view of the above problems, this application provides a guide vane type inlet gas-liquid cyclone device to solve the problem of inconvenient maintenance of guide vanes in the prior art.

[0006] This application provides a guide vane type inlet gas-liquid cyclone device, including a gas-liquid cyclone main unit. A fixed pipe is installed on the side wall of the gas-liquid cyclone main unit, and a fixed shell is fixedly installed on the fixed pipe. A circular tube concentrically arranged with the fixed pipe is provided inside the fixed shell, and a movable shaft is concentrically installed inside the circular tube. A plurality of arc-shaped grooves are evenly distributed on the side wall of the movable shaft, and a connecting plate is inserted into each arc-shaped groove. A blade is installed on the connecting plate. A circular plate is installed at the end of the movable shaft. Side plates are fixedly connected to both sides of the fixed shell, and positioning components are provided on the side plates. A cover plate is provided on the top surface of the fixed shell, and a fixing component is provided on the cover plate.

[0007] In some embodiments, the positioning assembly includes a horizontal tube, four of which are evenly distributed between two side plates and are fixedly connected to the side plates. Each horizontal tube contains a spring, and both ends of the spring are fixedly connected to a positioning rod. The inner side wall of the fixed housing is provided with a positioning groove that matches the positioning rod. The end of the positioning rod away from the spring passes through the side plate and is inserted into the positioning groove.

[0008] In some embodiments, the fixing component includes a clamping plate, a fixing shaft is fixedly connected to the clamping plate near its top surface, the fixing shaft is movably connected to a cover plate, and a sleeve rod is movably connected to one side of the clamping plate, the sleeve rod being sleeved on the side wall of the other clamping plate.

[0009] In some embodiments, a fixing bolt is movably connected to the center of the side wall of the circular plate, and a threaded hole is opened on the side of the movable shaft near the circular plate, and the fixing bolt is threadedly connected to the threaded hole.

[0010] In some embodiments, the circular plate is arranged in an arc shape on the side away from the movable axis, and an arc-shaped plate is installed at the center of the side wall of the circular plate.

[0011] In some embodiments, the cross-section of the arc groove is T-shaped, and the connecting plate is matched with the arc groove.

[0012] In some embodiments, sealing rings are fixedly connected to the side walls of both side plates away from the circular tube, and the sealing rings are concentrically arranged with the circular tube.

[0013] With the above solution, during maintenance, the circular plate can be removed from the movable shaft by removing the fixing bolts. Then, by pulling the blade, the connecting plate can be pulled out from the arc groove, allowing for independent disassembly of the damaged blade. The new blade is then installed by engaging the connecting plate with the arc groove. Finally, the circular plate is locked with the fixing bolts, enabling convenient replacement of the specified blade and effectively reducing maintenance costs. By placing the cover plate on the top surface of the fixed shell and rotating the clamping plates on both sides around the fixed shaft, the clamping plates are merged into the outer wall of the fixed shell. The clamping plates on both sides are then fixed by the sleeve rod, thus sealing the fixed shell and effectively improving the ease of installation of the guide vane section, facilitating maintenance and use.

[0014] The above description is merely an overview of the technical solutions of the embodiments of this application. In order to better understand the technical means of the embodiments of this application and to implement them in accordance with the contents of the specification, and to make the above and other objects, features and advantages of the embodiments of this application more obvious and understandable, specific implementation methods of this application are described below. Attached Figure Description

[0015] To more clearly illustrate the technical solutions of the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 This is a schematic diagram of the overall structure of this application; Figure 2 This is a cross-sectional structural diagram of the fixed shell in this application; Figure 3 This is a schematic diagram of the internal cavity of the fixed shell in this application; Figure 4 This is a schematic diagram of the structure of the fixing component in this application; Figure 5 This is a schematic diagram of the positioning component of this application; Figure 6 This is a schematic diagram of the structure of the movable axis of this application; Figure 7 This is a schematic diagram of the blade structure of this application; Explanation of reference numerals in the attached drawings: 1. Gas-liquid cyclone main unit; 2. Fixed pipe; 3. Fixed shell; 4. Sealing ring; 5. Round pipe; 6. Movable shaft; 7. Arc groove; 8. Connecting plate; 9. Blade; 10. Round plate; 11. Side plate; 12. Positioning assembly; 13. Cover plate; 14. Fixing assembly; 15. Horizontal pipe; 16. Spring; 17. Positioning rod; 18. Clamping plate; 19. Fixed shaft; 20. Sleeve rod; 21. Fixing bolt; 22. Arc plate. Detailed Implementation

[0017] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. Based on the embodiments of this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0018] The terms "comprising" and "having," and any variations thereof, in the specification, claims, and drawings of this application are intended to cover without excluding other meanings. The words "a" or "an" do not exclude the presence of multiples. Unless otherwise stated, "multiple" means two or more (including two), and similarly, "multiple sets" means two or more (including two sets).

[0019] The directional terms appearing in the following description refer to the directions shown in the figures and are not intended to limit the specific structure of this application. For example, in the description of this application, terms such as "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "axial," "radial," and "circumferential" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the figures. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0020] Furthermore, descriptions of directions used to explain the operation and construction of the components in this embodiment, such as height, are not absolute but relative. Although these directions are appropriate when the components are in the positions shown in the figure, they should be interpreted differently when these positions change to correspond to the changes.

[0021] In the description of this application, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linkage" should be interpreted broadly. For example, "connection" or "linkage" in mechanical structures can refer to a physical connection, such as a fixed connection, a detachable connection, or an integral connection. In addition to referring to a physical connection, "connection" or "linkage" in circuit structures can also refer to an electrical connection or a signal connection. For example, it can be a direct connection, i.e., a physical connection, or an indirect connection through at least one intermediate component, as long as the circuit is connected. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0022] To facilitate understanding of the technical solutions in the embodiments of this application, the technical solutions in the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings.

[0023] like Figure 1-7 As shown, this application embodiment provides a guide vane type inlet gas-liquid cyclone device, including a gas-liquid cyclone main unit 1, a fixed pipe 2 installed on the side wall of the gas-liquid cyclone main unit 1, a fixed shell 3 fixedly installed on the fixed pipe 2, a circular pipe 5 arranged concentrically with the fixed pipe 2 inside the fixed shell 3, a movable shaft 6 concentrically installed inside the circular pipe 5, a plurality of arc-shaped grooves 7 evenly distributed on the side wall of the movable shaft 6, a connecting plate 8 inserted and installed in each arc-shaped groove 7, a blade 9 installed on the connecting plate 8, a circular plate 10 installed at the end of the movable shaft 6, a fixing bolt 21 movably connected to the center of the side wall of the circular plate 10, a threaded hole opened on the side of the movable shaft 6 near the circular plate 10, the fixing bolt 21 threadedly connected to the threaded hole, the cross section of the arc-shaped groove 7 is T-shaped, and the connecting plate 8 is matched with the arc-shaped groove 7; In the technical solution of this embodiment, during maintenance, the circular plate 10 can be removed from the movable shaft 6 by removing the fixing bolt 21. Then, the blade 9 can be pulled to allow the connecting plate 9 to be pulled out from the arc groove 7, thus enabling independent disassembly of the damaged blade 9. The new blade 9 can be installed by inserting and engaging the connecting plate 8 with the arc groove 7. Finally, the circular plate 10 is locked by the fixing bolt 21, enabling convenient replacement of the specified blade 9 and effectively reducing maintenance costs. Furthermore, the circular plate 10 is arranged in an arc shape on the side away from the movable shaft 6, and an arc plate 22 is installed at the center of the side wall of the circular plate 10, which can effectively reduce the resistance to gas flow and improve the performance during use. Both sides of the fixed shell 3 are fixedly connected to side plates 11. A positioning component 12 is provided on the side plate 11. The positioning component 12 includes a horizontal tube 15. Four horizontal tubes 15 are evenly distributed between the two side plates 11 and are fixedly connected to the side plates 11. A spring 16 is provided in each horizontal tube 15. A positioning rod 17 is fixedly connected to both ends of the spring 16. A positioning groove matching the positioning rod 17 is opened on the inner side wall of the fixed shell 3. The end of the positioning rod 17 away from the spring 16 passes through the side plate 11 and is inserted into the positioning groove. In the technical solution of this embodiment, after the maintenance of the blade 9 is completed, the side plate 11 is inserted into the inner cavity of the fixed shell 3. At this time, under the elastic force of the spring 16, one end of the positioning rod 17 can be inserted into the positioning groove on the inner wall of the fixed shell 3 to achieve the positioning and installation of the side plate 11, so that the round tube 5 and the fixed tube 2 are installed concentrically, avoiding the inconvenience of subsequent use caused by installation and improving the convenience of maintenance operation. Furthermore, sealing rings 4 are fixedly connected to the side walls of both side plates 11 on the side away from the round tube 5. The sealing rings 4 are concentrically arranged with the round tube 5, which can effectively improve the sealing between the side plate 11 and the fixed shell 3. A cover plate 13 is provided on the top surface of the fixed shell 3. A fixing component 14 is provided on the cover plate 13. The fixing component 14 includes a clamping plate 18. A fixing shaft 19 is fixedly connected to the clamping plate 18 near the top surface. The fixing shaft 19 is movably connected to the cover plate 13. A sleeve rod 20 is movably connected to one side of the clamping plate 18. The sleeve rod 20 is sleeved on the side wall of the other side of the clamping plate 18. In this embodiment, by placing the cover plate 13 on the top surface of the fixed shell 3, and then rotating the clamping plates 18 on both sides around the fixed shaft 19, the clamping plates 18 are merged into the outer walls of the fixed shell 3. The clamping plates 18 are then fixed by the sleeve rod 20, thus achieving the closure of the fixed shell 3. This effectively improves the ease of installation of the guide vane section and facilitates maintenance and use. Those skilled in the art will understand that although some embodiments herein include certain features included in other embodiments but not others, combinations of features from different embodiments are intended to be within the scope of this application and form different embodiments. For example, in the claims, any one of the claimed embodiments can be used in any combination.

[0024] The above-described embodiments are only used to illustrate the technical solutions of this application, and are not intended to limit them. Although this application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this application.

Claims

1. A guide vane type inlet gas-liquid cyclone device, characterized in that, The device includes a gas-liquid cyclone generator (1), a fixed pipe (2) installed on the side wall of the gas-liquid cyclone generator (1), a fixed shell (3) fixedly installed on the fixed pipe (2), a circular pipe (5) arranged concentrically with the fixed pipe (2) inside the fixed shell (3), a movable shaft (6) concentrically installed inside the circular pipe (5), a number of arc-shaped grooves (7) evenly distributed on the side wall of the movable shaft (6), a connecting plate (8) inserted into each arc-shaped groove (7), a blade (9) installed on the connecting plate (8), a circular plate (10) installed at the end of the movable shaft (6), side plates (11) fixedly connected to both sides of the fixed shell (3), a positioning component (12) provided on the side plate (11), a cover plate (13) provided on the top surface of the fixed shell (3), and a fixing component (14) provided on the cover plate (13).

2. The guide vane type inlet gas-liquid cyclone device according to claim 1, characterized in that, The positioning component (12) includes a horizontal tube (15), four of which are evenly distributed between the two side plates (11) and are fixedly connected to the side plates (11). Each horizontal tube (15) is provided with a spring (16), and both ends of the spring (16) are fixedly connected with positioning rods (17). The inner side wall of the fixed shell (3) is provided with a positioning groove that matches the positioning rods (17). The end of the positioning rod (17) away from the spring (16) passes through the side plate (11) and is inserted into the positioning groove.

3. The guide vane type inlet gas-liquid cyclone device according to claim 1, characterized in that, The fixing component (14) includes a clamping plate (18), a fixing shaft (19) is fixedly connected to the clamping plate (18) near the top surface, the fixing shaft (19) is movably connected to the cover plate (13), and a sleeve rod (20) is movably connected to one side of the clamping plate (18), the sleeve rod (20) is sleeved on the side wall of the other clamping plate (18).

4. The guide vane type inlet gas-liquid cyclone device according to claim 1, characterized in that, A fixing bolt (21) is movably connected to the center of the side wall of the circular plate (10). The movable shaft (6) has a threaded hole on the side near the circular plate (10). The fixing bolt (21) is threadedly connected to the threaded hole.

5. The guide vane type inlet gas-liquid cyclone device according to claim 4, characterized in that, The circular plate (10) is arranged in an arc shape on the side away from the movable shaft (6), and an arc plate (22) is installed at the center of the side wall of the circular plate (10).

6. The guide vane type inlet gas-liquid cyclone device according to claim 1, characterized in that, The cross-section of the arc groove (7) is T-shaped, and the connecting plate (8) is matched with the arc groove (7).

7. The guide vane type inlet gas-liquid cyclone device according to claim 1, characterized in that, A sealing ring (4) is fixedly connected to the side wall of the side plate (11) on both sides away from the round tube (5), and the sealing ring (4) is concentrically arranged with the round tube (5).