A hydration reactor for hydrating cyclopentene to produce cyclopentanol

By adopting a combined structure of lifting ring and agitating rod body in the hydration reactor of cyclopentene hydration to cyclopentyl alcohol, the problem of insufficient mixing of materials in the water addition step is solved, and a more efficient material mixing and dissolution process is achieved.

CN119733464APending Publication Date: 2025-04-01PUYANG LIANZHONGXINGYE CHEM IND CO LTD
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Patent Information

Application Number
CN202411725467.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-28
Publication Date
2025-04-01

AI Technical Summary

Technical Problem

In the hydration reaction of cyclopentene hydration to cyclopentyl alcohol, the mixing degree of the material in the water addition step is not uniform enough, resulting in a long mixing time and low dissolution efficiency.

Method used

A hydration reactor for cyclopentene hydration is designed, using a combined structure of a lifting ring and agitating rod body. The lifting ring is driven by a motor to rotate. The agitating rod body is swing-type stirred under the action of the airbag and agitating spring, and water circulation is realized by pushing the plate and the one-way port to improve mixing efficiency.

Benefits of technology

Through the design of the reactor, the material can be dispersed evenly through the agitating mechanism before adding water, and the dissolution process can be accelerated; after adding water, the combination of the airbag and the agitating rod body makes the stirring more efficient, pushing the plate design to improve the water layer exchange, and significantly improve the mixing speed and efficiency.

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Abstract

The present invention relates to a hydration reactor for preparing cyclopentanol by hydration of cyclopentene, and in particular to the technical field of chemical equipment. It comprises a reaction container, and a cover plate is arranged on the top of the reaction container. In this scheme, a lifting ring is arranged, and when materials are added into the reaction container but water is not added yet, the materials are piled up in pieces on the inner bottom of the reaction container. At this time, the driving shaft is driven to rotate by a motor, thereby driving the lifting ring to rotate, and the pieces of materials are stirred by a stirring rod body, so that the materials can be dispersed, and when water is added, the materials can be quickly dissolved in water, and a push plate is arranged, so that the push plate can be moved up and down during the rotation of the driving shaft, and because a one-way port is opened on the push plate, the water above can be driven to move downward, and the water below will rise from the middle position of the reaction container under the action of pressure, so as to exchange the upper and lower liquids and improve the mixing efficiency.
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Description

Technical Field

[0001] The invention relates to the technical field of chemical equipment, and in particular to a hydration reactor for preparing cyclopentanol by hydrating cyclopentene. Background Art

[0002] The hydration of cyclopentene to cyclopentanol is a typical acid-catalyzed hydration reaction, which can be divided into several main steps:

[0003] 1. Add cyclopentene: Add a certain amount of cyclopentene into the reaction vessel.

[0004] 2. Adding catalyst: slowly add an appropriate amount of concentrated sulfuric acid (or other strong acid) as a catalyst. The amount of catalyst used is usually about 10% of the mass of cyclopentene.

[0005] 3. Add water: Slowly add an appropriate amount of water and turn on the agitator to fully mix cyclopentene, water and catalyst.

[0006] 4. Heating: Place the reaction vessel in a water bath or oil bath and heat to about 60-80°C, maintaining a constant temperature for reaction. The reaction time is usually 2-4 hours, depending on the scale and conditions of the reaction.

[0007] In the step of adding water, the mixture and water are stirred and mixed by an agitator, and there is less exchange between the mixed liquid in the upper layer and the mixed liquid in the lower layer, the mixing degree is easily not uniform, and the mixing time required is also longer; and the materials added to the reaction container are piled up in one place before adding water, and during the process of adding water, the speed at which they dissolve into water will be affected.

[0008] Based on the above problems, a hydration reactor for hydrating cyclopentene to produce cyclopentanol is proposed. Summary of the invention

[0009] In order to solve the above problems, an embodiment of the present invention provides a hydration reactor for hydrating cyclopentene to produce cyclopentanol, which solves the problem of uneven mixing of materials in the water adding step mentioned in the background technology.

[0010] In order to achieve the above-mentioned purpose, the embodiment of the present invention specifically adopts the following technical solutions:

[0011] A hydration reactor for hydrating cyclopentene to prepare cyclopentanol comprises a reaction container, a cover plate is arranged on the top of the reaction container, a water inlet for adding water is provided on the cover plate, a driving shaft is rotatably connected to the bottom of the reaction container, a driving shaft is rotatably connected to the inner wall of the reaction container, a stirring mechanism is arranged on the outer side of the driving shaft, an air bag is connected to the stirring mechanism, the stirring mechanism is located at the bottom of the reaction container in an initial state, and after water is added to the reaction container, the stirring mechanism is located in the middle of the reaction container under the action of the air bag;

[0012] A moving rod body is provided in the reaction container, and two symmetrically arranged pushing arc plates are slidably connected to the inner bottom of the reaction container. The two pushing arc plates move in relative and opposite directions through the action of the moving rod body. A pushing plate is also fixedly connected to the moving rod body, and the pushing plate can push the water in the reaction container to move.

[0013] Furthermore, a support for lifting height is provided at the bottom of the reaction container, a motor is fixedly connected to the bottom of the reaction container, an output end of the motor is fixedly connected to the bottom end of the driving shaft, and the motor can drive the driving shaft to rotate.

[0014] Furthermore, the stirring mechanism includes a slide groove opened on the surface of the driving shaft, the opening direction of the slide groove is consistent with the setting direction of the driving shaft, the top of the slide groove is located in the middle position of the reaction container, and a lifting ring is slidably connected in the slide groove;

[0015] A stirring frame is fixedly connected to the side wall of the lifting ring, and two symmetrically arranged sliding blocks are connected to the inner wall of the stirring frame. A rotating shaft is rotatably connected between the sliding blocks, and a stirring rod body is fixedly connected to the outer wall of the rotating shaft. When the stirring mechanism is at the bottom of the reaction container, the bottom end of the stirring rod body can contact the inner bottom of the reaction container.

[0016] Furthermore, a stirring push rod is slidably connected to the stirring frame, and the stirring push rod is arranged in an L-shape, one end of which is connected to the stirring frame, and the other end extends in the direction of the stirring rod body;

[0017] A stirring spring is arranged between the stirring push rod and the stirring frame body, and the stirring spring pushes the stirring push rod to make it contact with the side wall of the stirring rod body close to the bottom end.

[0018] Furthermore, a stirring ring is fixedly connected to the inner wall of the reaction container, and a plurality of arc-shaped protrusions are fixedly connected to the inner wall of the stirring ring. The stirring ring is located in the lower middle position of the reaction container. When the lifting ring moves to the highest position, the side wall at the bottom end of the stirring rod body is at the same height as the stirring ring. A stirring blade is fixedly connected to the top end of the stirring rod body. When the lifting ring rotates at a high place, the stirring blade will fan the air under the action of the protrusions and the stirring spring.

[0019] Furthermore, bevel gears are fixedly connected to the outer side walls of the driving shaft and the pushing shaft, and the two bevel gears are meshed with each other. When the driving shaft rotates, the pushing shaft is driven to rotate through the transmission of the two bevel gears.

[0020] Furthermore, a guide shaft is fixedly connected to the bottom of the cover plate in the vertical direction, and an outer wall of the guide shaft is slidably connected to the movable rod body, wherein the movable rod body is arranged in a U-shape;

[0021] The moving rod body is connected to the two pushing arc plates through a transmission rod, and the two ends of the transmission rod are respectively rotatably connected to the moving rod body and the pushing arc plates.

[0022] Furthermore, a pushing disc is fixedly connected to the pushing shaft, a lifting shaft is fixedly connected to the pushing disc, a lifting frame is connected to the bottom of the cover plate, and when the pushing disc rotates, the lifting frame is driven to move in the up and down directions through the lifting shaft;

[0023] A mounting plate is fixedly connected to the moving rod body, and the mounting plate is located above the lifting frame. The movement of the lifting frame drives the moving rod body to move through the mounting plate.

[0024] Furthermore, a plurality of one-way ports for water circulation are provided on the push plate, and water can pass through the one-way ports when the push plate moves upward, and can drive water to move downward when the push plate moves downward.

[0025] The beneficial effects of the embodiments of the present invention are:

[0026] 1. This solution uses a lifting ring to add materials into the reaction container before adding water. The materials are piled up in pieces at the bottom of the reaction container. At this time, the driving shaft is driven by a motor to rotate, thereby driving the lifting ring to rotate. The sheeted materials are stirred by the stirring rod to disperse the materials. When water is added, the materials can be quickly dissolved in the water.

[0027] 2. The air bag provided in this scheme can move the lifting ring upward after water is injected into the reaction container. Then, when the driving shaft drives the lifting ring to rotate, the side wall at the bottom end of the stirring rod will contact the protrusion, causing the stirring rod to swing during the rotation, thereby accelerating the mixing speed of the materials in the solution.

[0028] 3. The push plate provided in this scheme can move up and down during the rotation of the driving shaft. Because a one-way port is provided on the push plate, the water above can be driven to move downward, and the water below will rise from the middle position of the reaction container under the action of pressure, so as to exchange the upper and lower liquids and improve the mixing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a structural schematic diagram of the present invention;

[0030] Figure 2 is a cross-sectional view of the present invention;

[0031] Figure 3 It is a schematic diagram of the structure of the drive shaft in the present invention;

[0032] Figure 4 It is a structural schematic diagram of the stirring frame in the present invention;

[0033] Figure 5 It is a schematic diagram of the positions of the heavy moving rod body and the driving shaft of the present invention;

[0034] Figure 6 It is a structural schematic diagram of the push plate in the present invention.

[0035] In the figure: 1. reaction container; 2. cover plate; 3. water filling port; 4. support; 5. motor; 6. drive shaft; 7. lifting ring; 8. sliding groove; 9. air bag; 10. stirring ring; 11. stirring frame; 12. fan blade; 13. stirring push rod; 14. stirring spring; 15. stirring rod body; 16. sliding block; 17. rotating shaft; 18. bump; 19. pushing arc plate; 20. pushing shaft; 21. moving rod body; 22. guide shaft; 23. pushing plate; 24. pushing disc; 25. lifting frame; 26. mounting plate; 27. transmission rod; 28. lifting shaft; 29. ​​bevel gear; 30. one-way port. DETAILED DESCRIPTION

[0036] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0037] Example 1

[0038] See also Figure 1-6 A hydration reactor for hydrating cyclopentene to produce cyclopentanol comprises a reaction vessel 1, a cover plate 2 is provided on the top of the reaction vessel 1, a water inlet 3 for adding water is provided on the cover plate 2, a driving shaft 6 is rotatably connected to the bottom of the reaction vessel 1, and the connection between the cover plate 2 and the reaction vessel 1 can be set to a variety of detachable connection methods such as snap-fit ​​connection.

[0039] The bottom of the reaction container 1 is provided with a support 4 for raising the height, and a motor 5 is fixedly connected to the bottom of the reaction container 1. The output end of the motor 5 is fixedly connected to the bottom end of the driving shaft 6, and the motor 5 can drive the driving shaft 6 to rotate. The inner wall of the reaction container 1 is rotatably connected to the driving shaft 20, and the outer walls of the driving shaft 6 and the driving shaft 20 are fixedly connected with bevel gears 29, and the two bevel gears 29 are meshed with each other. When the driving shaft 6 rotates, the driving shaft 20 is driven to rotate through the transmission of the two bevel gears 29.

[0040] After the raw materials for preparing cyclopentanol are placed into the reaction vessel 1, the operator can control the motor 5 to rotate the drive shaft 6. When the drive shaft 6 rotates, it is used to stir the raw materials, which facilitates the subsequent raw material mixing process.

[0041] Example 2

[0042] It should be noted that the stirring rod 15 plays the role of stirring in the existing method whether it is at the inner bottom or the middle position of the reaction container 1. This method is an extension of the existing stirring method. The specific effect is that when the stirring ring 10 moves to the middle position of the reaction container 1 under the action of water, the stirring rod 15 with a stirring effect drives the fan blades 12 to fan the air during the rotation process, thereby improving the stirring efficiency.

[0043] The specific method is as follows: a stirring mechanism is provided on the outside of the driving shaft 6, and an air bag 9 is connected to the stirring mechanism. The stirring mechanism is located at the inner bottom of the reaction container 1 in the initial state. After water is added to the reaction container 1, the stirring mechanism is located in the middle of the reaction container 1 under the action of the air bag 9. The specific method is that the air bag 9 is filled with air, and its density is less than that of water. When water is added, the air bag 9 will float under the action of water.

[0044] The stirring mechanism includes a slide groove 8 opened on the surface of the driving shaft 6. The opening direction of the slide groove 8 is consistent with the setting direction of the driving shaft 6. The top of the slide groove 8 is located in the middle position of the reaction container 1. A lifting ring 7 is slidably connected in the slide groove 8.

[0045] By limiting the position of the top of the slide groove 8, the position of the stirring mechanism when floating through the air bag 9 is limited. The position of the top of the slide groove 8 can also be adjusted according to the shape of the reaction container 1 to maximize the stirring efficiency of the stirring mechanism on the water.

[0046] When the raw materials are at the bottom of the reaction container 1 and no water is added, the stirring mechanism is used to stir the raw materials to facilitate the subsequent mixing process of adding water. After water is added to the reaction container 1, the stirring mechanism will be in the middle position of the reaction container 1. When the driving shaft 6 drives the stirring mechanism to rotate, the stirring mechanism stirs and mixes the water and the raw materials.

[0047] A stirring frame 11 is fixedly connected to the side wall of the lifting ring 7, and two symmetrically arranged sliding blocks 16 are connected to the inner wall of the stirring frame 11. A rotating shaft 17 is rotatably connected between the sliding blocks 16, and a stirring rod body 15 is fixedly connected to the outer wall of the rotating shaft 17. When the stirring mechanism is at the bottom of the reaction container 1, the bottom end of the stirring rod body 15 can contact the inner bottom of the reaction container 1.

[0048] The operator pours the reaction raw materials into the reaction container 1. At this time, no water is needed. By controlling the motor 5, the drive shaft 6 rotates. At this time, the lifting ring 7 is at the inner bottom of the reaction container 1, and the stirring rod 15 is against the inner bottom of the reaction container 1. When the drive shaft 6 rotates, the lifting ring 7 is driven to rotate. The lifting ring 7 will stir the added raw materials to mix them, making it easy for the raw materials to be mixed with water when adding water.

[0049] A stirring push rod 13 is slidably connected to the stirring frame 11. The stirring push rod 13 is arranged in an L-shape, one end of which is connected to the stirring frame 11, and the other end extends toward the stirring rod body 15.

[0050] A stirring spring 14 is provided between the stirring push rod 13 and the stirring frame 11 , and the stirring spring 14 pushes the stirring push rod 13 to make it contact with the side wall of the stirring rod body 15 close to the bottom end.

[0051] The stirring rod 15 can rotate around the rotating shaft 17 in the stirring frame 11 . When the stirring rod 15 has not risen to the height corresponding to the stirring ring 10 , the stirring rod 15 is always in a tilted state under the action of the stirring push rod 13 and the stirring spring 14 .

[0052] A stirring ring 10 is fixedly connected to the inner wall of the reaction container 1, and a plurality of arc-shaped protrusions 18 are fixedly connected to the inner wall of the stirring ring 10. The stirring ring 10 is located in the lower middle position of the reaction container 1. When the lifting ring 7 moves to the highest position, the side wall at the bottom end of the stirring rod body 15 is at the same height as the stirring ring 10. A stirring blade 12 is fixedly connected to the top end of the stirring rod body 15. When the lifting ring 7 rotates at a high place, the stirring blade 12 will fan the air under the action of the protrusion 18 and the stirring spring 14.

[0053] When no water is added to the reaction container 1, the stirring blades 12 are tilted inwardly in the direction of the drive shaft 6. After water is added to the reaction container 1, the lifting ring 7 will rise to the middle height of the reaction container 1 under the action of the airbag 9, and then the drive shaft 6 will drive the lifting ring 7 to rotate, and synchronously drive the stirring frame 11 to rotate. During the rotation of the stirring frame 11, the bottom side wall of the stirring rod body 15 will abut against the protrusion 18, and the stirring spring 14 will be compressed at this time. At this time, the stirring blades 12 will tilt outward in the opposite direction of the drive shaft 6, and so on and so forth. During the rotation of the lifting ring 7, the stirring blades 12 can be fan-shaped, thereby accelerating the mixing speed of the raw materials in the water.

[0054] Example 3

[0055] A pushing disc 24 is fixedly connected to the pushing shaft 20, and a lifting shaft 28 is fixedly connected to the pushing disc 24. A lifting frame 25 is connected to the bottom of the cover plate 2. When the pushing disc 24 rotates, the lifting frame 25 is driven to move in the up and down directions through the lifting shaft 28. The inner side wall of the lifting frame 25 is slidably connected to the outer side wall of the lifting shaft 28.

[0056] A mounting plate 26 is fixedly connected to the moving rod body 21 . The mounting plate 26 is located above the lifting frame 25 . The movement of the lifting frame 25 drives the moving rod body 21 to move through the mounting plate 26 .

[0057] When the driving shaft 6 in the above embodiment rotates, the driving shaft 20 is driven to rotate through the bevel gear 29. During the rotation of the driving shaft 20, the pushing disc 24 is driven to rotate. The rotation of the pushing disc 24 drives the lifting shaft 28 to rotate. Because the lifting frame 25 and the cover plate 2 can move in the vertical direction, the rotation of the lifting shaft 28 can drive the lifting frame 25 to move up and down.

[0058] The mounting plate 26 is located above the lifting frame 25. When the lifting frame 25 moves upward, the mounting plate 26 is driven upward by the way of abutment. The mounting plate 26 and the moving rod 21 as a whole will always abut against the top of the lifting frame 25 under the action of gravity. According to actual conditions, a spring can also be provided between the moving rod 21 and the cover plate 2, and the spring can overcome the buoyancy of the water on the moving rod 21, so that the moving rod 21 always abuts against the top of the lifting frame 25.

[0059] The reaction container 1 is provided with a moving rod body 21, and the inner bottom of the reaction container 1 is slidably connected to two symmetrically arranged pushing arc plates 19. The two pushing arc plates 19 move in relative and opposite directions through the action of the moving rod body 21. The moving rod body 21 is also fixedly connected to a pushing plate 23, which can push the water in the reaction container 1 to move.

[0060] The push plate 23 is provided with a plurality of one-way ports 30 for water circulation. When the push plate 23 moves upward, water can pass through the one-way ports 30 , and when the push plate 23 moves downward, water can be driven to move downward.

[0061] The one-way port 30 can be closed when the push plate 23 moves downward, pushing the water downward, so that the water in the upper and lower layers of the reaction container 1 can be exchanged, and when the push plate 23 moves upward, the one-way port 30 will open, and the water pushed down will not be brought back to the upper layer. The one-way port 30 is an existing solution, and the specific method is not described.

[0062] The bottom of the cover plate 2 is fixedly connected with a guide shaft 22 in the vertical direction, and the outer wall of the guide shaft 22 is slidably connected to the moving rod body 21, wherein the moving rod body 21 is arranged in a U-shape;

[0063] The moving rod body 21 is connected to the two pushing arc plates 19 via a transmission rod 27 , and two ends of the transmission rod 27 are rotatably connected to the moving rod body 21 and the two pushing arc plates 19 .

[0064] When the movable rod body 21 moves up and down, the liquid is agitated through the transmission rod 27, which is a preferred solution for agitating the bottom water.

[0065] When no water is added to the reaction container 1, the repeated movement of the arc pusher 19 can push the raw materials dispersed by the stirring rod 15 near the inner wall of the reaction container 1 into the stirring range of the stirring rod 15, thereby improving the stirring efficiency of the raw materials when no water is added.

[0066] It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0067] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0068] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0069] So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A hydration reactor for hydrating cyclopentene to cyclopentanol, characterized in that: The invention comprises a reaction container (1), wherein a cover plate (2) is provided on the top of the reaction container (1), a water inlet (3) for adding water is provided on the cover plate (2), a driving shaft (6) is rotatably connected to the bottom of the reaction container (1), and a driving shaft (20) is rotatably connected to the inner wall of the reaction container (1), wherein a stirring mechanism is provided on the outer side of the driving shaft (6), and an air bag (9) is connected to the stirring mechanism. In an initial state, the stirring mechanism is located at the bottom of the reaction container (1), and after water is added to the reaction container (1), the stirring mechanism is located in the middle of the reaction container (1) under the action of the air bag (9); The reaction container (1) is provided with a moving rod body (21), and the inner bottom of the reaction container (1) is slidably connected to two symmetrically arranged pushing arc plates (19), and the two pushing arc plates (19) are moved in relative and opposite directions by the action of the moving rod body (21). The moving rod body (21) is also fixedly connected to a pushing plate (23), and the pushing plate (23) can push the water in the reaction container (1) to move.

2. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 1, characterized in that: A support (4) with a raised height is provided at the bottom of the reaction container (1), a motor (5) is fixedly connected to the bottom of the reaction container (1), an output end of the motor (5) is fixedly connected to the bottom end of a drive shaft (6), and the motor (5) can drive the drive shaft (6) to rotate.

3. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 1, characterized in that: The stirring mechanism comprises a slide groove (8) formed on the surface of the driving shaft (6), the opening direction of the slide groove (8) being consistent with the setting direction of the driving shaft (6), the top end of the slide groove (8) being located in the middle of the reaction container (1), and a lifting ring (7) being slidably connected in the slide groove (8); A stirring frame (11) is fixedly connected to the side wall of the lifting ring (7); two symmetrically arranged sliding blocks (16) are connected to the inner side wall of the stirring frame (11); a rotating shaft (17) is rotatably connected between the sliding blocks (16); a stirring rod (15) is fixedly connected to the outer side wall of the rotating shaft (17); when the stirring mechanism is at the bottom of the reaction container (1), the bottom end of the stirring rod (15) can contact the inner bottom of the reaction container (1).

4. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 3, characterized in that: A stirring push rod (13) is slidably connected inside the stirring frame (11), and the stirring push rod (13) is arranged in an L-shape, one end of which is connected to the stirring frame (11) and the other end of which extends in the direction of the stirring rod body (15); A stirring spring (14) is provided between the stirring push rod (13) and the stirring frame (11), and the stirring spring (14) pushes the stirring push rod (13) to make it contact with the side wall of the stirring rod body (15) close to the bottom end.

5. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 1, characterized in that: The inner wall of the reaction container (1) is fixedly connected with a stirring ring (10), and the inner wall of the stirring ring (10) is fixedly connected with a plurality of arc-shaped protrusions (18). The stirring ring (10) is located at a lower middle position of the reaction container (1). When the lifting ring (7) moves to the highest position, the side wall at the bottom end of the stirring rod body (15) is at the same height as the stirring ring (10). The top end of the stirring rod body (15) is fixedly connected with a stirring blade (12). When the lifting ring (7) rotates at a high position, the stirring blade (12) will fan the air under the action of the protrusions (18) and the stirring spring (14).

6. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 1, characterized in that: The outer side walls of the driving shaft (6) and the pushing shaft (20) are both fixedly connected with bevel gears (29), and the two bevel gears (29) are meshed with each other. When the driving shaft (6) rotates, the pushing shaft (20) is driven to rotate through the transmission of the two bevel gears (29).

7. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 1, characterized in that: A guide shaft (22) is fixedly connected to the bottom of the cover plate (2) in a vertical direction, and an outer wall of the guide shaft (22) is slidably connected to a moving rod body (21), wherein the moving rod body (21) is arranged in a U-shape; The movable rod body (21) and the two pushing arc plates (19) are connected via a transmission rod (27), and the two ends of the transmission rod (27) are rotatably connected to the movable rod body (21) and the two pushing arc plates (19).

8. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 1, characterized in that: A pushing disc (24) is fixedly connected to the driving shaft (20), a lifting shaft (28) is fixedly connected to the pushing disc (24), a lifting frame (25) is connected to the bottom of the cover plate (2), and when the pushing disc (24) rotates, the lifting shaft (28) drives the lifting frame (25) to move in an up-and-down direction; A mounting plate (26) is fixedly connected to the movable rod body (21), and the mounting plate (26) is located above the lifting frame (25). The movement of the lifting frame (25) drives the movable rod body (21) to move through the mounting plate (26).

9. A hydration reactor for preparing cyclopentanol by hydration of cyclopentene according to claim 1, characterized in that: The push plate (23) is provided with a plurality of one-way ports (30) for water circulation. When the push plate (23) moves upward, water can pass through the one-way ports (30), and when the push plate (23) moves downward, the water can be driven to move downward.