Continuous operation device based on reboiler distillation tower

Abstract

The utility model relates to the technical field of reboiler distillation towers, and discloses a device based on continuous operation of a reboiler distillation tower, which comprises a distillation tower, the bottom of the distillation tower is fixedly communicated with a liquid inlet pipe, the left end of the liquid inlet pipe is fixedly communicated with a filter box, a plurality of mounting clamping grooves are formed in the filter box, and the mounting clamping grooves are communicated with the liquid inlet pipe. Mounting clamping blocks are clamped in the multiple mounting clamping grooves, the sides, away from the mounting clamping grooves, of the mounting clamping blocks are fixedly connected with a filter screen, the top of the filter screen is fixedly connected with a top plate, the left end of the filter box fixedly communicates with a reboiler, and the top of the reboiler fixedly communicates with an exhaust pipe. According to the reboiler, the filter screens, the filter box and the like are arranged and used in cooperation, backflow liquid flowing through the filter box can be fully filtered through the two filter screens, and therefore impurities in the backflow liquid are removed, and the situation that the impurities enter the reboiler to be accumulated, the reboiler is seriously blocked, and the heat exchange effect of the reboiler is reduced is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of reboiler distillation towers, in particular to a device based on the continuous operation of a reboiler distillation tower. Background Art

[0002] Reboiler, also known as heating kettle or reboiler, is a heating device that vaporizes the distilled liquid. It is generally used in conjunction with a distillation tower and is directly installed at the bottom of the distillation tower or outside the tower. The reboiler installed outside the tower is connected to the distillation tower by a liquid inlet pipe and an exhaust pipe. The reflux liquid at the bottom of the tower can enter the reboiler along the liquid inlet pipe, and the steam drawn out from the reboiler rises into the tower along the conduit, thus forming a continuous operation effect.

[0003] The bottom reflux liquid generated during the reuse of the existing distillation tower usually contains impurities generated during the distillation process. These impurities easily enter the reboiler through the pipeline at the bottom of the tower and accumulate, causing serious blockage of the reboiler and reducing the heat exchange effect of the reboiler. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a device based on the continuous operation of a reboiler distillation tower to solve the problem mentioned in the above background technology that the bottom reflux liquid generated during the reuse of the distillation tower usually contains impurities generated during the distillation process, and these impurities can easily enter the reboiler through the pipeline at the bottom of the tower and accumulate, causing serious blockage of the reboiler and reducing the heat exchange effect of the reboiler.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device based on a continuous operation of a reboiler distillation tower, comprising a distillation tower, a liquid inlet pipe is fixedly connected to the bottom of the distillation tower, a first valve is arranged on the side of the liquid inlet pipe close to the distillation tower, a filter box is fixedly connected to the left end of the liquid inlet pipe, a plurality of mounting slots are provided inside the filter box, mounting blocks are clamped inside the plurality of mounting slots, a filter screen is fixedly connected to the side of the mounting block away from the mounting slot, a top plate is fixedly connected to the top of the filter screen, a handle is fixedly connected to the top of the top plate, a reboiler is fixedly connected to the left end of the filter box, a base is arranged at the bottom of the reboiler, a fixing hole is arranged on the surface of the base, an insulation layer is arranged on the inner wall of the reboiler, an exhaust pipe is fixedly connected to the top of the reboiler, a second valve is arranged on the side of the exhaust pipe close to the reboiler, and an insulation sleeve is arranged on the surface of the exhaust pipe.

[0006] Preferably, the upper right end of the exhaust pipe is fixedly connected to the left side of the distillation tower.

[0007] Preferably, the plurality of mounting slots are symmetrically distributed in groups of two on both sides of the inner wall of the filter box, and the shape and size of the plurality of mounting slots are the same as the shape and size of the plurality of mounting blocks.

[0008] By adopting the above technical solution, by setting up the installation slot, the installation block and the like for use together, the filter screen and the filter box are separated by pulling the installation block out of the installation slot, which is convenient for the staff to clean.

[0009] Preferably, there are two filter screens, and the diameters of the two filter screens are the same as the inner wall diameter of the filter box.

[0010] By adopting the above technical solution, by setting up a filter screen, a filter box, etc. for use in combination, the reflux liquid flowing through the filter box can be fully filtered through the two filter screens, thereby removing impurities in the reflux liquid, avoiding impurities from entering the reboiler and accumulating, causing serious blockage of the reboiler, and reducing the heat exchange effect of the reboiler.

[0011] Preferably, a plurality of the installation blocks are respectively fixedly connected to two sides of the two filter screens, and positions of the plurality of the installation blocks correspond to positions of the plurality of the installation slots.

[0012] Preferably, the insulation layer and the insulation sleeve are made of rubber-plastic insulation cotton.

[0013] By adopting the above technical solution, the heat loss of the reboiler and the exhaust pipe can be reduced by providing a thermal insulation layer and a thermal insulation sleeve, thereby improving the heat exchange effect of the reboiler.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The device based on the continuous operation of the reboiler distillation tower is used in conjunction with a filter screen, a filter box, etc. The two filter screens can fully filter the reflux liquid flowing through the filter box, thereby removing impurities in the reflux liquid, avoiding the impurities from entering the reboiler and accumulating, causing serious blockage of the reboiler, and reducing the heat exchange effect of the reboiler.

[0016] 2. The device based on the continuous operation of the reboiler distillation tower is used in conjunction with the installation card block, the installation card slot, etc., and the installation card block is pulled out of the installation card slot by holding the handle to drive the top plate, thereby driving the filter screen to separate from the filter box, making it convenient for the staff to clean up. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the formal structure of the utility model;

[0018] Figure 2 It is a right side structural schematic diagram of the utility model;

[0019] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0020] Figure 4 This is a schematic diagram of the structure of the filter box of the utility model;

[0021] Figure 5 This is a schematic diagram of the top plate structure of the utility model;

[0022] Figure 6 It is a schematic diagram of the cross-sectional structure of the reboiler of the utility model.

[0023] In the figure: 1. distillation tower; 2. first valve; 3. liquid inlet pipe; 4. filter box; 5. mounting slot; 6. top plate; 7. handle; 8. filter screen; 9. mounting block; 10. reboiler; 11. second valve; 12. exhaust pipe; 13. insulation cover; 14. base; 15. fixing hole; 16. insulation layer. DETAILED DESCRIPTION

[0024] 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.

[0025] Embodiment 1:

[0026] Please refer to Figure 1-5 A device for continuous operation of a reboiler distillation tower, comprising a distillation tower 1, wherein a liquid inlet pipe 3 is fixedly connected to the bottom of the distillation tower 1, a first valve 2 is arranged on the side of the liquid inlet pipe 3 close to the distillation tower 1, a filter box 4 is fixedly connected to the left end of the liquid inlet pipe 3, a plurality of mounting slots 5 are provided inside the filter box 4, a plurality of mounting slots 5 are clamped with mounting blocks 9 inside, a filter screen 8 is fixedly connected to the side of the mounting block 9 away from the mounting slot 5, a plurality of mounting blocks 9 are respectively fixedly connected to the two sides of two filter screens 8, and the positions of the plurality of mounting blocks 9 correspond to the positions of the plurality of mounting slots 5, and the number of filter screens 8 is fixedly connected to the two sides of two filter screens 8. There are two filters 8, the diameter of which is the same as the inner wall diameter of the filter box 4. The top of the filter screen 8 is fixedly connected to a top plate 6, the top of the top plate 6 is fixedly connected to a handle 7, the left end of the filter box 4 is fixedly connected to a reboiler 10, a base 14 is provided at the bottom of the reboiler 10, a fixing hole 15 is provided on the surface of the base 14, an insulation layer 16 is provided on the inner wall of the reboiler 10, an exhaust pipe 12 is fixedly connected to the top of the reboiler 10, a second valve 11 is provided on the side of the exhaust pipe 12 close to the reboiler 10, the upper right end of the exhaust pipe 12 is fixedly connected to the left side of the distillation tower 1, and an insulation sleeve 13 is provided on the surface of the exhaust pipe 12.

[0027] Working principle: When in use, the staff opens the first valve 2 to connect the liquid inlet pipe 3 with the distillation tower 1, and the reflux liquid at the bottom of the distillation tower 1 will enter the filter box 4 through the liquid inlet pipe 3, and the filter screen 8 inside the filter box 4 will filter the reflux liquid flowing through the filter box 4, thereby removing impurities in the reflux liquid, and the filtered reflux liquid will enter the reboiler 10, and will be heated by the reboiler 10 to form high-temperature steam. The insulation layer 16 arranged inside the reboiler 10 will produce an insulation effect to reduce heat loss. At this time, the second valve 11 is opened to connect the exhaust pipe 12 with the reboiler 10, and the steam then re-enters the distillation tower 1 along the exhaust pipe 12, and the insulation sleeve 13 arranged on the outer surface of the exhaust pipe 12 will reduce the heat loss of the steam in the exhaust pipe 12, generate heat exchange in the distillation tower 1 and re-form the reflux liquid to gather at the bottom of the tower and re-enter the reboiler 10 to produce circulation, thereby forming a continuous operation effect.

[0028] Compared with the related art, the device provided by the utility model for continuous operation of the distillation tower 1 based on the reboiler 10 has the following beneficial effects: by setting the filter screen 8, the filter box 4 and the like for use in combination, the reflux liquid flowing through the filter box 4 can be fully filtered by the two filter screens 8, thereby removing impurities in the reflux liquid, avoiding the impurities from entering the reboiler 10 and accumulating, causing serious blockage of the reboiler 10, and reducing the heat exchange effect of the reboiler 10.

[0029] Embodiment 2:

[0030] Please refer to Figure 1-6 The bottom of the distillation tower 1 is fixedly connected with a liquid inlet pipe 3, a first valve 2 is provided on the side of the liquid inlet pipe 3 close to the distillation tower 1, a filter box 4 is fixedly connected to the left end of the liquid inlet pipe 3, a plurality of mounting slots 5 are provided inside the filter box 4, mounting blocks 9 are connected inside the plurality of mounting slots 5, the plurality of mounting slots 5 are symmetrically distributed on both sides of the inner wall of the filter box 4 in groups of two, and the shapes and sizes of the plurality of mounting slots 5 are the same as those of the plurality of mounting blocks 9, a filter screen 8 is fixedly connected to the side of the mounting block 9 away from the mounting slot 5, a top plate 6 is fixedly connected to the top of the filter screen 8, a handle 7 is fixedly connected to the top of the top plate 6, a plurality of mounting blocks 9 are respectively fixedly connected to both sides of the two filter screens 8, and the positions of the plurality of mounting blocks 9 correspond to the positions of the plurality of mounting slots 5.

[0031] Working principle: When too many impurities accumulate on the filter 8 and affect the filtering effect, the staff can lift it up by holding the handle 7, and the handle 7 then drives the installation block 9 to disengage from the installation slot 5 through the top plate 6, and then remove the filter 8 from the filter box 4, so that the filter 8 and the inner wall of the filter box 4 are exposed to the outside world. At this time, the staff can clean the filter 8 and the filter box 4.

[0032] Compared with the related art, the device for continuous operation of the distillation tower 1 based on the reboiler 10 provided by the utility model has the following beneficial effects: by setting the installation block 9, the installation slot 5 and the like for use in combination, the installation block 9 is pulled out of the installation slot 5 by holding the handle 7 to drive the top plate 6, thereby driving the filter screen 8 to separate from the filter box 4, making it convenient for the staff to clean up.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device based on continuous operation of a reboiler distillation tower, comprising a distillation tower (1), characterized in that: The bottom of the distillation tower (1) is fixedly connected to a liquid inlet pipe (3), a side of the liquid inlet pipe (3) close to the distillation tower (1) is provided with a first valve (2), the left end of the liquid inlet pipe (3) is fixedly connected to a filter box (4), a plurality of mounting slots (5) are provided inside the filter box (4), a plurality of mounting slots (5) are clamped inside with mounting blocks (9), a side of the mounting block (9) away from the mounting slots (5) is fixedly connected to a filter screen (8), a top plate (6) is fixedly connected to the top of the filter screen (8), and the top plate (6) is fixedly connected to the filter screen (8). 6), a handle (7) is fixedly connected to the top of the filter box (4), a reboiler (10) is fixedly connected to the left end of the filter box (4), a base (14) is provided at the bottom of the reboiler (10), a fixing hole (15) is provided on the surface of the base (14), a heat-insulating layer (16) is provided on the inner wall of the reboiler (10), an exhaust pipe (12) is fixedly connected to the top of the reboiler (10), a second valve (11) is provided on the side of the exhaust pipe (12) close to the reboiler (10), and a heat-insulating sleeve (13) is provided on the surface of the exhaust pipe (12).

2. A device based on continuous operation of a reboiler distillation tower according to claim 1, characterized in that: The upper right end of the exhaust pipe (12) is fixedly connected to the left side of the distillation tower (1).

3. A device based on continuous operation of a reboiler distillation tower according to claim 1, characterized in that: The plurality of mounting slots (5) are symmetrically distributed in groups of two on both sides of the inner wall of the filter box (4), and the shape and size of the plurality of mounting slots (5) are the same as the shape and size of the plurality of mounting blocks (9).

4. The device according to claim 1, characterized in that: The number of the filter screens (8) is two, and the diameters of the two filter screens (8) are the same as the diameter of the inner wall of the filter box (4).

5. The device for continuous operation based on a reboiler distillation tower according to claim 1, characterized in that: The plurality of mounting blocks (9) are respectively fixedly connected to the two sides of the two filter screens (8), and the positions of the plurality of mounting blocks (9) correspond to the positions of the plurality of mounting slots (5).

6. The device for continuous operation based on a reboiler distillation tower according to claim 1, characterized in that: The thermal insulation layer (16) and the thermal insulation sleeve (13) are made of rubber-plastic thermal insulation cotton.

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