Material feeding device for chemical rectifying tower

Abstract

The utility model discloses a material feeding device for a chemical rectifying tower, which comprises a rectifying tower main body, the outer wall of the rectifying tower main body is integrally connected with a plurality of groups of tower body connecting pipes, the tower body connecting pipes are provided with control valves, and the outer wall of the rectifying tower main body is provided with a first feeding assembly, a second feeding assembly and a third feeding assembly. The plurality of groups of tower body connecting pipes respectively correspond to the first feeding assembly, the second feeding assembly and the third feeding assembly in position, and the structures of the second feeding assembly and the third feeding assembly are the same as the structure of the first feeding assembly; the first feeding assembly comprises a flow dividing feeding pipe arranged on the outer wall of the rectifying tower body in a sleeving mode, a plurality of connectors are connected to the inner wall of the flow dividing feeding pipe, and the positions of the connectors are arranged in a high-low staggered mode. According to the device, materials can be adjusted to be input into the rectifying tower main body according to the types of the conveyed materials and the requirements of input positions, so that the precision of the material input positions is improved, and the material mixing contact efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of distillation tower technology, specifically to a material feeding device for a chemical distillation tower. Background Technology

[0002] Resource recycling refers to the process of reprocessing waste materials, energy, or products through a series of technologies and methods so that they can be reused. This process not only helps reduce the demand for original resources but also reduces the environmental impact of waste, and is an important part of the circular economy.

[0003] In resource recycling systems, chemical distillation columns play an important role, especially in the separation and purification of liquid mixtures. However, the feed pipes of existing chemical distillation columns are located in fixed positions, which means that materials can only be transported along fixed paths, resulting in poor material mixing and contact efficiency and affecting the material separation effect. Utility Model Content

[0004] The purpose of this invention is to provide a material feeding device for a chemical distillation column, so as to solve the problem of the fixed and non-adjustable feed position of the distillation column mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a material feeding device for a chemical distillation column, comprising a distillation column body, wherein multiple sets of column body connecting pipes are integrally connected to the outer wall of the distillation column body, and control valves are provided on the column body connecting pipes. A first feeding assembly, a second feeding assembly, and a third feeding assembly are provided on the outer wall of the distillation column body, and the multiple sets of column body connecting pipes correspond to the positions of the first feeding assembly, the second feeding assembly, and the third feeding assembly, respectively. The structures of the second feeding assembly and the third feeding assembly are the same as the structure of the first feeding assembly.

[0006] The first feed assembly includes a split feed pipe sleeved on the outer wall of the main body of the distillation column. The inner wall of the split feed pipe is connected to a connector. Multiple connectors are provided, and the positions of the connectors are staggered. One end of the connector is connected to the connecting pipe of the column body.

[0007] Preferably, a diversion pipe is provided on one side of the main body of the distillation column, and the inner side of the diversion pipe is connected to the diversion feed pipes of the first feed assembly, the second feed assembly and the third feed assembly. A regulating valve is provided on the inner side of the diversion pipe.

[0008] Preferably, a feed pipe is connected to one side of the diversion pipe, and a feed valve and a feed pump are provided on the feed pipe.

[0009] Preferably, the connectors are distributed in a circular pattern with equal spacing on the inner side of the diversion feed pipe, and a connecting flange connects the diversion feed pipe and the tower body connecting pipe.

[0010] Preferably, multiple tower body connecting pipes are distributed in a circular pattern at equal intervals around the outer wall of the distillation column body, and the positions of the tower body connecting pipes and the connectors correspond to each other.

[0011] Preferably, the heights of the first feeding component, the second feeding component, and the third feeding component decrease sequentially.

[0012] Preferably, the top of the distillation column body is connected to a first discharge pipe, and the bottom of the distillation column body is connected to a second discharge pipe.

[0013] Compared with the prior art, the beneficial effects of this utility model are:

[0014] (1) This device can adjust the interior of the material input distillation column according to the type of material being conveyed and the requirements of the input position, thereby improving the accuracy of the material input position and the efficiency of material mixing and contact.

[0015] (2) This device sets a first feed assembly, a second feed assembly and a third feed assembly at different heights on the outer wall of the main body of the distillation column. The feed pipes of the first feed assembly, the second feed assembly and the third feed assembly are connected to the main body of the distillation column. At the same time, multiple connectors of different heights are set on the feed pipes, which can be adjusted according to the material input position requirements, thereby improving the accuracy of the material input position and the efficiency of material mixing.

[0016] (3) This device connects the tower body connecting pipe and the connector on the outer wall of the distillation tower body. At the same time, a control valve is installed on the tower body connecting pipe. Thus, the tower body connecting pipe at the appropriate position can be used or closed by opening and closing the control valve. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of a material feeding device for a chemical distillation tower according to the present invention.

[0018] Figure 2 This is a top view of the connection between the first feeding component and the main body of the distillation column in a material feeding device for a chemical distillation column according to the present invention.

[0019] Figure 3 This is a cross-sectional view of the feed pipe of a material inlet device for a chemical distillation column according to the present invention.

[0020] In the diagram: 1. Feed valve; 2. Feed pump; 3. Feed pipe; 4. Diverter pipe; 5. Control valve; 6. First discharge pipe; 7. Distillation column body; 8. First feed assembly; 81. Diverter feed pipe; 82. Connector; 9. Second feed assembly; 10. Third feed assembly; 11. Second discharge pipe; 12. Column body connecting pipe; 13. Control valve; 14. Connecting flange. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figure 1-3 This utility model provides a technical solution: a material feeding device for a chemical distillation column, including a distillation column body 7. Multiple sets of column body connecting pipes 12 are integrally connected to the outer wall of the distillation column body 7. A diversion pipe 4 is provided on one side of the distillation column body 7. The inner side of the diversion pipe 4 is connected to the diversion feed pipes 81 of the first feed assembly 8, the second feed assembly 9, and the third feed assembly 10. A regulating valve 5 is provided on the inner side of the diversion pipe 4. This structure allows for the adjustment of the flow rate of the inner side of the diversion pipe 4 via the regulating valve 5, and also allows for the selection of closing the inner side of the diversion pipe 4, which can be used according to needs. A feed pipe 3 is connected to one side of the diversion pipe 4. A feed valve 1 and a feed pump 2 are provided on the feed pipe 3. The feed valve 1 in this structure can control the opening and closing of the feed pipe 3. Multiple column body connecting pipes 12 are distributed in a circular, equally spaced pattern around the outer wall of the distillation column body 7. The top of the distillation column body 7 is connected to the first discharge pipe 6, and the bottom of the distillation column body 7 is connected to... There is a second discharge pipe 11; the first discharge pipe 6 and the second discharge pipe 11 of this structure are used for discharge. The first discharge pipe 6 and the second discharge pipe 11 are existing technologies and will not be described in detail here; the column body connecting pipe 12 corresponds to the connector 82; this structure can ensure the stability of the connection between the column body connecting pipe 12 and the connector 82, so that the material can be smoothly fed into the interior of the distillation column body 7; a control valve 13 is provided on the column body connecting pipe 12, and the outer wall of the distillation column body 7 is provided with a first feed assembly 8, a second feed assembly 9 and a third feed assembly 10, the heights of the first feed assembly 8, the second feed assembly 9 and the third feed assembly 10 decreasing sequentially; this structure can realize material input at different heights, which is beneficial to the uniform mixing of materials; multiple sets of column body connecting pipes 12 correspond to the positions of the first feed assembly 8, the second feed assembly 9 and the third feed assembly 10 respectively, and the structures of the second feed assembly 9 and the third feed assembly 10 are the same as the structure of the first feed assembly 8;

[0023] The first feed assembly 8 includes a branch feed pipe 81 sleeved on the outer wall of the distillation column body 7. Connectors 82 are connected to the inner wall of the branch feed pipe 81, and the connectors 82 are distributed in a circular, evenly spaced pattern about the inner side of the branch feed pipe 81. A connecting flange 14 connects the branch feed pipe 81 to the column body connecting pipe 12. This structure ensures the sealing of the connection between the branch feed pipe 81 and the column body connecting pipe 12, preventing material leakage. Multiple connectors 82 are provided, with their positions staggered at different heights. One end of each connector 82 is connected to the column body connecting pipe 12. The column body connecting pipe 12 can be opened or closed as needed. Multiple column body connecting pipes 12 and connectors 82 allow for material input at different heights and angles. Furthermore, the positions of the branch feed pipe 81, connectors 82, and column body connecting pipe 12 are staggered with the column trays to prevent the column trays from clogging the column body connecting pipe 12.

[0024] Working principle: When using the material feeding device for chemical distillation column, the control valves 13 of the multiple column body connecting pipes 12 on the outer wall of the distillation column body 7 can be adjusted as needed to keep the column body connecting pipes 12 in an open or closed state. When feeding material, the material enters the interior of the diversion pipe 4 through the feed pipe 3 and then flows into the diversion feed pipes 81 of the first feed assembly 8, the second feed assembly 9 and the third feed assembly 10. Subsequently, the material is smoothly fed into the interior of the distillation column body 7 through the connector 82 and the column body connecting pipe 12. During the input process, the flow rate of the material input can be adjusted by adjusting the regulating valve 5 and the feed valve 1 to ensure the uniformity of the material input and mixing.

[0025] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A material inlet device for a chemical rectifying tower, comprising a rectifying tower body (7), characterized in that: The outer wall of the rectification tower body (7) is integrally connected with a plurality of tower body connecting pipes (12), the tower body connecting pipe (12) is provided with a control valve (13), the outer wall of the rectification tower body (7) is provided with a first feeding assembly (8), a second feeding assembly (9) and a third feeding assembly (10), the plurality of tower body connecting pipes (12) correspond to the positions of the first feeding assembly (8), the second feeding assembly (9) and the third feeding assembly (10) respectively, the structures of the second feeding assembly (9) and the third feeding assembly (10) are the same as that of the first feeding assembly (8); The first feeding assembly (8) comprises a shunt feeding pipe (81) sleeved on the outer wall of the rectification tower body (7), the shunt feeding pipe (81) is connected with a connecting head (82) on the inner wall, the connecting head (82) is provided with a plurality of connecting heads (82), the positions of the connecting heads (82) are staggered, and one end of the connecting head (82) is connected with the tower body connecting pipe (12).

2. A feed inlet device for a chemical distillation column according to claim 1, characterized in that: One side of the rectification tower body (7) is provided with a shunt pipe (4), the inner side pipe body of the shunt pipe (4) is connected with the shunt feeding pipe (81) of the first feeding assembly (8), the second feeding assembly (9) and the third feeding assembly (10), and the inner side pipe body of the shunt pipe (4) is provided with an adjusting valve (5).

3. A feed inlet device for a chemical distillation column according to claim 2, characterized in that: One side of the shunt pipe (4) is connected with a feeding pipe (3), the feeding pipe (3) is provided with a feeding valve (1) and a feeding pump (2).

4. A feed inlet device for a chemical distillation column according to claim 1, characterized in that: The connecting head (82) is circular and equally spaced about the inner side of the shunt feeding pipe (81), and the connecting flange (14) is connected between the shunt feeding pipe (81) and the tower body connecting pipe (12).

5. A feed inlet device for a chemical distillation column according to claim 1, characterized in that: The tower body connecting pipe (12) is circular and equally spaced about the outer wall of the rectification tower body (7), and the tower body connecting pipe (12) corresponds to the position of the connecting head (82).

6. A feed inlet device for a chemical distillation column according to claim 1, characterized in that: The heights of the first feeding assembly (8), the second feeding assembly (9) and the third feeding assembly (10) are lowered in sequence.

7. A feed inlet device for a chemical distillation column according to claim 1, characterized in that: The top of the rectification tower body (7) is connected with a first discharge pipe (6), and the bottom of the rectification tower body (7) is connected with a second discharge pipe (11).

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