Butyraldehyde gas-liquid separation device for butyl octanol tail gas

Abstract

The utility model relates to the technical field of gas-liquid separation, and discloses a butanol-octanol tail gas butyraldehyde gas-liquid separation device which comprises a separation cylinder, a partition plate is arranged in the separation cylinder, a fixing rod is fixedly connected to the outer portion of the partition plate, and the outer end of the fixing rod is fixedly connected to the middle of the inner wall of the separation cylinder. And the top of the partition plate is fixedly connected with a first separation plate, the top of the inner wall of the separation barrel is fixedly connected with a second separation plate, and the middle of the first separation plate and the middle of the second separation plate are jointly provided with a cleaning assembly. According to the device, the first motor drives the fan blades to rotate, so that when tail gas enters the device, gas is driven to move upwards, gas-liquid separation is promoted, the second motor drives the first scraping plate and the second scraping plate to rotate through the middle shaft, the first rotating ring and the second rotating ring, the second separating plate and the first separating plate are cleaned, and a large amount of water stains are prevented from being attached to the surface; therefore, the separation effect is reduced.

Description

Technical Field

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

[0002] During the industrial preparation of 1,2-butanol and 1,4-decanol, a large amount of tail gas can be generated, which contains a large amount of reaction raw materials that have not been completely reacted, such as propylene, propane and butyraldehyde. The above raw materials can be recycled, such as butyraldehyde. In the prior art, according to the different densities of butyraldehyde and gas, a gas-liquid separation tank is used for separation and recovery.

[0003] In the existing gas-liquid separation device, the gas will move upward and pass through the gas-liquid separation plate to prevent liquid from being mixed in the gas. During long-term use, some liquid will adhere to the surface of the separation plate, affecting the passage of the gas, thereby reducing the separation efficiency. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art, and to propose a butyraldehyde gas-liquid separation device for butyric acid octanol tail gas, which can clean water stains attached to the surface of the separation plate to avoid affecting the passage of gas and causing a decrease in separation efficiency.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A butyraldehyde gas-liquid separation device for butyric acid octanol tail gas comprises a separation cylinder, wherein a partition is arranged inside the separation cylinder, a fixing rod is fixedly connected to the outside of the partition, and the outer ends of the fixing rods are respectively fixedly connected to the middle of the inner wall of the separation cylinder, a first separation plate is fixedly connected to the top of the partition, a second separation plate is fixedly connected to the top of the inner wall of the separation cylinder, and a cleaning component is commonly arranged in the middle of the first separation plate and the second separation plate, and the tops of the upper and lower ends of the separation cylinder are both fixedly connected to cover plates, the right end of the upper cover plate is fixedly connected to an exhaust pipe, the middle part of the exhaust pipe is fixedly connected to an air pump, and the middle part of the lower cover plate is fixedly connected to a drain pipe, a baffle is arranged at the lower end of the interior of the separation cylinder, a plurality of fixing blocks are fixedly connected to the outer wall of the baffle, and the outer ends of the fixing blocks are respectively fixedly connected to the lower end of the inner wall of the separation cylinder, a feed pipe is fixedly connected to the left side of the separation cylinder, a shunt pipe is fixedly connected to the right end of the feed pipe, a mesh plate is fixedly connected to the top of the inner wall of the shunt pipe, and a flow guide component is installed on the top of the shunt pipe.

[0007] Furthermore, the guide assembly includes a fixing ring at the top of the shunt pipe, the inner side of the fixing ring is threadedly connected to a connecting pipe, the middle part of the inner wall of the connecting pipe is fixedly connected to a mounting bracket, the upper side of the mounting bracket is fixedly connected to a first motor, and the driving shaft of the first motor is fixedly connected to fan blades.

[0008] Furthermore, the cleaning assembly includes a base on the upper side of the upper end cover plate, a second motor is fixedly connected to the upper side of the base, a driving shaft of the second motor is fixedly connected to the central shaft, a first rotating ring is fixedly connected to the middle part of the outer wall of the central shaft, a first scraper is fixedly connected to the right side of the first rotating ring, a second rotating ring is fixedly connected to the lower end of the outer wall of the central shaft, and a second scraper is fixedly connected to the right side of the second rotating ring.

[0009] Furthermore, the lower end of the inner wall of the fixing ring is fixedly connected to the upper outer wall of the shunt pipe.

[0010] Furthermore, the bottom of the machine base is fixedly connected to the middle part of the upper side of the upper end cover plate.

[0011] Furthermore, the outer wall of the first rotating ring is rotatably connected to the middle part of the second separation plate, and the inner wall of the first scraper is tightly matched with the outer wall of the second separation plate.

[0012] Furthermore, the outer wall of the second rotating ring is rotatably connected to the middle part of the first separation plate, and the inner wall of the second scraper is tightly matched with the outer wall of the first separation plate.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the fan blades are driven to rotate by the first motor, so that when the exhaust gas enters the equipment, the gas is driven to move upward to promote gas-liquid separation. The first separation plate and the second separation plate are coordinated to perform multiple separations to avoid liquid mixed in the gas and improve the separation effect.

[0015] 2. In the utility model, the second motor is arranged to drive the first scraper and the second scraper to rotate through the central shaft, the first rotating ring, the second rotating ring, so as to clean the second separation plate and the first separation plate to avoid a large amount of water stains adhering to the surface, which affects the passage of gas and reduces the separation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an overall schematic diagram of a butyraldehyde gas-liquid separation device for butyric acid octanol tail gas proposed by the utility model;

[0017] Figure 2 This is a cross-sectional schematic diagram of a butyraldehyde gas-liquid separation device for butyric acid octanol tail gas proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the central axis of a butyraldehyde gas-liquid separation device for butyric acid octanol tail gas proposed by the utility model;

[0019] Figure 4 This is a schematic diagram of a partition plate of a butyraldehyde gas-liquid separation device for butyric acid octanol tail gas proposed by the utility model;

[0020] Figure 5 This is a schematic diagram of an installation frame for a butyraldehyde gas-liquid separation device for butyric acid octanol tail gas proposed by the utility model.

[0021] Legend:

[0022] 1. Separation barrel; 2. Partition plate; 3. Fixed rod; 4. First separation plate; 5. Second separation plate; 6. Cover plate; 7. Exhaust pipe; 8. Air pump; 9. Drain pipe; 10. Baffle; 11. Fixed block; 12. Feed pipe; 13. Diverter pipe; 14. Mesh plate; 15. Fixed ring; 16. Connecting pipe; 17. Mounting frame; 18. First motor; 19. Fan blade; 20. Machine base; 21. Second motor; 22. Central shaft; 23. First rotating ring; 24. First scraper; 25. Second rotating ring; 26. Second scraper. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1-5The utility model provides an embodiment: a butyraldehyde gas-liquid separation device for butyric acid octanol tail gas, comprising a separation cylinder 1, a partition 2 is arranged inside the separation cylinder 1, a fixing rod 3 is fixedly connected to the outside of the partition 2, and the outer ends of the fixing rod 3 are respectively fixedly connected to the middle of the inner wall of the separation cylinder 1, a first separation plate 4 is fixedly connected to the top of the partition 2, a second separation plate 5 is fixedly connected to the top of the inner wall of the separation cylinder 1, a cover plate 6 is fixedly connected to the top of the upper and lower ends of the separation cylinder 1, an exhaust pipe 7 is fixedly connected to the right end of the upper cover plate 6, an air pump 8 is fixedly connected to the middle of the exhaust pipe 7, a drain pipe 9 is fixedly connected to the middle of the lower cover plate 6, a baffle 10 is arranged at the lower end of the separation cylinder 1, a plurality of fixing blocks 11 are fixedly connected to the outer wall of the baffle 10, and the outer ends of the fixing blocks 11 are respectively fixedly connected to the inner wall of the separation cylinder 1 At the lower end, a feed pipe 12 is fixedly connected to the left side of the separation cylinder 1, a diversion pipe 13 is fixedly connected to the right end of the feed pipe 12, and a mesh plate 14 is fixedly connected to the top of the inner wall of the diversion pipe 13; the raw material is fed into the device through the set feed pipe 12, the gas moves upward through the mesh plate 14, the liquid flows out from the lower end of the diversion pipe 13, the outflowing liquid gathers at the bottom of the separation cylinder 1, the gas moves upward, passes through the first separation plate 4 and the second separation plate 5, the first separation plate 4 and the second separation plate 5 can block the liquid mixed in the gas, so as to separate it from the gas, the gas moves upward, and is discharged from the exhaust pipe 7, the set air pump 8 can promote the upward movement of the gas, and through the cooperation of the set first separation plate 4 and the second separation plate 5, multiple separations are carried out to avoid liquid mixed in the gas and improve the separation effect.

[0025] A fixing ring 15 is fixedly connected to the top outer wall of the shunt pipe 13, a connecting pipe 16 is threadedly connected to the inner side of the fixing ring 15, a mounting bracket 17 is fixedly connected to the middle of the inner wall of the connecting pipe 16, a first motor 18 is fixedly connected to the upper side of the mounting bracket 17, and a fan blade 19 is fixedly connected to the driving shaft of the first motor 18; starting the first motor 18 can drive the fan blade 19 to rotate, promote the upward movement of the gas, and increase the separation speed.

[0026] The upper side of the upper end cover plate 6 is fixedly connected to the base 20, the upper side of the base 20 is fixedly connected to the second motor 21, the driving shaft of the second motor 21 is fixedly connected to the central shaft 22, the middle of the outer wall of the central shaft 22 is fixedly connected to the first rotating ring 23, the outer wall of the first rotating ring 23 is rotatably connected to the middle of the second separation plate 5, the right side of the first rotating ring 23 is fixedly connected to the first scraper 24, the inner wall of the first scraper 24 is tightly matched with the outer wall of the second separation plate 5, and the lower end of the outer wall of the central shaft 22 is fixedly connected to the second rotating ring 25, the outer wall of the second rotating ring 25 is rotatably connected to the middle part of the first separation plate 4, and the second scraper 26 is fixedly connected to the right side of the second rotating ring 25, and the inner wall of the second scraper 26 is tightly matched with the outer wall of the first separation plate 4; the second motor 21 drives the first scraper 24 and the second scraper 26 to rotate through the central shaft 22, the first rotating ring 23, and the second rotating ring 25, so as to clean the second separation plate 5 and the first separation plate 4 to avoid a large amount of water stains adhering to the surface, which affects the passage of gas and reduces the separation effect.

[0027] Working principle: the raw materials are put into the device through the set feed pipe 12, and starting the first motor 18 can drive the fan blades 19 to rotate, driving the gas to move upward through the mesh plate 14, and the liquid flows out from the lower end of the diverter pipe 13. The liquid that flows out gathers at the bottom of the separation cylinder 1, and the gas moves upward and passes through the first separation plate 4 and the second separation plate 5. The first separation plate 4 and the second separation plate 5 can block the liquid mixed in the gas and separate it from the gas. The gas moves upward and is discharged from the exhaust pipe 7. The set air pump 8 can promote the upward movement of the gas. Starting the second motor 21 can drive the first scraper 24 and the second scraper 26 to rotate through the central axis 22, the first rotating ring 23, and the second rotating ring 25 to clean the liquid attached to the surface of the first separation plate 4 and the second separation plate 5.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A gas-liquid separation device for butyraldehyde from butyric acid octanol tail gas, comprising a separation cylinder (1), characterized in that: A partition (2) is provided inside the separation cylinder (1), and a fixing rod (3) is fixedly connected to the outside of the partition (2), and the outer ends of the fixing rods (3) are respectively fixedly connected to the middle of the inner wall of the separation cylinder (1), and the top of the partition (2) is fixedly connected to a first separation plate (4), and the top of the inner wall of the separation cylinder (1) is fixedly connected to a second separation plate (5), and a cleaning component is commonly provided in the middle of the first separation plate (4) and the second separation plate (5), and the tops of the upper and lower ends of the separation cylinder (1) are fixedly connected to cover plates (6), and the right end of the upper cover plate (6) is fixedly connected to an exhaust pipe (7), and the exhaust pipe (7) ) is fixedly connected to an air pump (8) in the middle part, and a drain pipe (9) is fixedly connected to the middle part of the cover plate (6) at the lower end. A baffle (10) is provided at the lower end of the interior of the separation cylinder (1). A plurality of fixed blocks (11) are fixedly connected to the outer wall of the baffle (10). The outer ends of the fixed blocks (11) are respectively fixedly connected to the lower ends of the inner walls of the separation cylinder (1). A feed pipe (12) is fixedly connected to the left side of the separation cylinder (1). A shunt pipe (13) is fixedly connected to the right end of the feed pipe (12). A mesh plate (14) is fixedly connected to the top of the inner wall of the shunt pipe (13). A flow guide component is installed at the top of the shunt pipe (13).

2. A gas-liquid separation device for butyraldehyde in butyric acid octanol tail gas according to claim 1, characterized in that: The flow guide assembly comprises a fixing ring (15) at the top of the shunt pipe (13); a connecting pipe (16) is threadedly connected to the inner side of the fixing ring (15); a mounting frame (17) is fixedly connected to the middle of the inner wall of the connecting pipe (16); a first motor (18) is fixedly connected to the upper side of the mounting frame (17); and a fan blade (19) is fixedly connected to the driving shaft of the first motor (18).

3. A butyraldehyde gas-liquid separation device for butyric acid octanol tail gas according to claim 1, characterized in that: The cleaning assembly comprises a machine base (20) on the upper side of the upper end cover plate (6); a second motor (21) is fixedly connected to the upper side of the machine base (20); a driving shaft of the second motor (21) is fixedly connected to a central shaft (22); a first rotating ring (23) is fixedly connected to the middle of the outer wall of the central shaft (22); a first scraper (24) is fixedly connected to the right side of the first rotating ring (23); a second rotating ring (25) is fixedly connected to the lower end of the outer wall of the central shaft (22); and a second scraper (26) is fixedly connected to the right side of the second rotating ring (25).

4. A gas-liquid separation device for butyraldehyde in butyric acid octanol tail gas according to claim 2, characterized in that: The lower end of the inner wall of the fixing ring (15) is fixedly connected to the outer wall of the upper end of the diversion pipe (13).

5. A gas-liquid separation device for butyraldehyde in butyric acid octanol tail gas according to claim 3, characterized in that: The bottom of the machine base (20) is fixedly connected to the middle part of the upper side of the upper end cover plate (6).

6. A gas-liquid separation device for butyraldehyde in butyric acid octanol tail gas according to claim 3, characterized in that: The outer wall of the first rotating ring (23) is rotatably connected to the middle part of the second separation plate (5), and the inner wall of the first scraper (24) is tightly matched with the outer wall of the second separation plate (5).

7. The device for separating butyraldehyde from butyric acid octanol tail gas according to claim 3, characterized in that: The outer wall of the second rotating ring (25) is rotatably connected to the middle part of the first separation plate (4), and the inner wall of the second scraper (26) is tightly matched with the outer wall of the first separation plate (4).

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