Methanol rectifying tower

Abstract

The utility model discloses a methanol rectifying tower which comprises a plurality of cylinder bodies which are sequentially connected end to end, a connecting assembly and a fixing assembly are correspondingly arranged on the outer side walls of two adjacent cylinder bodies, the connecting assembly is arranged at the lower end of the side wall of the upper cylinder body, and the fixing assembly is arranged at the upper end of the side wall of the lower cylinder body. The fixing assembly is provided with a fixing releasing assembly and comprises a lower fixing block, a fixing pin, a fixing spring and a pulling plate, the lower fixing block is arranged at the upper end of the barrel, a spring groove is formed in the lower fixing block, the fixing spring is arranged in the spring groove, a sliding groove is transversely formed in the lower fixing block, and a connecting groove is longitudinally formed in the lower fixing block; the connecting groove is perpendicular to and communicated with the sliding groove, the fixing pin is arranged in the sliding groove in a sliding mode, and the pulling plate is connected with the fixing pin and the fixing spring. The utility model relates to the technical field of chemical equipment, and particularly provides a methanol rectifying tower which is convenient for taking out a distributor in a barrel for cleaning.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical equipment, in particular to a methanol distillation tower. Background Art

[0002] Methanol is an important chemical product. In the process of methanol production, the distillation residue discharged from the bottom of the distillation tower, which is about 20% of the methanol output, is usually called methanol wastewater. If the methanol wastewater is directly discharged into the water body, it will cause serious pollution and damage to the environment. Common methanol treatment methods include vaporization. The vaporization method uses the more common waste heat boiler in production as a heat source based on the physical property of low boiling point of alcohol substances to vaporize low-boiling point organic matter in the wastewater, and then input it into the gasification furnace for the manufacture of raw gas, achieving the dual purpose of treating wastewater and recovering raw materials.

[0003] The utility model patent with publication number CN211659295U provides a methanol distillation tower with a simple structure, better distribution effect and higher distillation efficiency. Several cylinders and several distribution layers of the methanol distillation tower are fixed with multiple groups of bolts. As the methanol is distilled, the distributor will gradually become clogged, and it is inconvenient to take out the distributor for cleaning when the distributor is clogged. Utility Model Content

[0004] In view of the above situation, in order to remedy the above existing defects, the utility model provides a methanol distillation tower which is convenient for taking out the distributor in the cylinder for cleaning.

[0005] The utility model provides the following technical solutions: A methanol distillation tower proposed by the utility model comprises a plurality of cylinders connected end to end in sequence, and a connecting component and a fixing component are correspondingly provided on the outer side walls of two adjacent cylinders, the connecting component is arranged at the lower end of the side wall of the cylinder located above, the fixing component is arranged at the upper end of the side wall of the cylinder located below, a fixing release component is provided on the fixing component, and the fixing component comprises a lower fixing block, a fixing pin, a fixing spring and a pull plate, the lower fixing block is arranged at the upper end of the cylinder, a spring groove is provided on the lower fixing block, the fixing spring is arranged in the spring groove, a sliding groove is horizontally provided in the lower fixing block, a connecting groove is longitudinally provided in the lower fixing block, the connecting groove is perpendicular to and communicated with the sliding groove, the fixing pin is slidably provided in the sliding groove, and the pull plate is connected to the fixing pin and the fixing spring.

[0006] Furthermore, the connecting assembly includes an upper fixing block and a connecting column, the upper fixing block is arranged at the lower end of the cylinder, the connecting column is arranged on the lower surface of the upper fixing block, the connecting column is provided with a connecting hole, and the fixing pin is adapted to the connecting hole.

[0007] To facilitate the disassembly of the two cylinders connected end to end, the fixing release assembly includes a mounting plate and an electromagnet plate, the mounting plate is arranged on the outside of the lower fixing block, the electromagnet plate is arranged on the mounting plate, and the pulling plate is an iron plate.

[0008] Preferably, at least two groups of the connecting components and the fixing components are provided on the outside of the corresponding cylinder.

[0009] Preferably, an annular sealing ring is provided at the lower end of the side wall of the cylinder located at the top, and an annular sealing groove is provided at the upper end of the side wall of the cylinder located at the bottom, and the annular sealing ring is clamped in the annular sealing groove.

[0010] The beneficial effects achieved by the utility model by adopting the above structure are as follows: a methanol distillation tower proposed by the utility model realizes convenient connection and fixation between two adjacent groups of cylinders through the cooperation of a connecting component and a fixing component, and can effectively improve the sealing between the two adjacent cylinders through the cooperation of an annular sealing ring and annular sealing groove, and at the same time, convenient disassembly between the two adjacent groups of cylinders can be realized through the setting of a fixing release component, thereby facilitating the removal, cleaning or replacement of the distributor in the cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 It is a schematic diagram of the overall structure proposed by the utility model;

[0013] Figure 2 for Figure 1 A partial enlarged view of part A.

[0014] Among them, 1. cylinder, 2. connecting assembly, 3. fixing assembly, 4. fixing release assembly, 5. lower fixing block, 6. fixing pin, 7. fixing spring, 8. pulling plate, 9. upper fixing block, 10. connecting column, 11. mounting plate, 12. electromagnet plate, 13. annular sealing ring. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0016] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0017] like Figures 1-2 As shown, the technical solution adopted by the utility model is as follows: a methanol distillation tower comprises a plurality of cylinders 1 connected end to end in sequence, and a connecting component 2 and a fixing component 3 are correspondingly provided on the outer side walls of two adjacent cylinders 1, the connecting component 2 is arranged at the lower end of the side wall of the cylinder 1 located above, and the fixing component 3 is arranged at the upper end of the side wall of the cylinder 1 located below, and a fixing release component 4 is provided on the fixing component 3, under the action of the fixing release component 4, the fixing of the fixing component 3 to the connecting component 2 can be contacted, thereby conveniently disassembling the two connected groups of cylinders 1.

[0018] Specifically, refer to Figure 1 and Figure 2 In this embodiment, the fixing assembly 3 includes a lower fixing block 5, a fixing pin 6, a fixing spring 7 and a pull plate 8. The lower fixing block 5 is arranged at the upper end of the cylinder 1. A spring groove is opened on the lower fixing block 5. The fixing spring 7 is arranged in the spring groove. A sliding groove is opened horizontally in the lower fixing block 5. A connecting groove is opened longitudinally in the lower fixing block 5. The connecting groove is perpendicular to and connected with the sliding groove. The fixing pin 6 is slidably arranged in the sliding groove. The pull plate 8 is connected to the fixing pin 6 and the fixing spring 7. The connecting component 2 includes an upper fixing block 9 and a connecting column 10. The upper fixing block 9 is arranged at the lower end of the cylinder 1, and the connecting column 10 is arranged on the lower surface of the upper fixing block 9. A connecting hole is provided on the connecting column 10, and a fixing pin 6 is adapted to the connecting hole. Under the action of the fixing spring 7, the fixing pin 6 can be embedded in the connecting hole of the connecting column 10, thereby realizing the connection between the two adjacent groups of cylinders 1. The fixing release component 4 includes a mounting plate 11 and an electromagnet plate 12. The mounting plate 11 is arranged on the outer side of the lower fixing block 5, and the electromagnet plate 12 is arranged on the mounting plate 11. The pulling plate 8 is an iron plate. When the electromagnet plate 12 is energized, the fixing pin 6 can release the fixation of the connecting column 10 through the magnetic adsorption of the electromagnet plate 12 on the pulling plate 8, thereby conveniently disassembling the two adjacent groups of cylinders 1.

[0019] Specifically, refer to Figure 1 and Figure 2 In this embodiment, at least two groups of connecting components 2 and fixing components 3 are provided on the outer sides of the corresponding cylinders 1, so as to ensure the connection stability between the two adjacent cylinders 1. An annular sealing ring 13 is provided at the lower end of the side wall of the upper cylinder 1, and an annular sealing groove is provided at the upper end of the side wall of the lower cylinder 1. The annular sealing ring 13 is engaged in the annular sealing groove, which can better ensure the sealing of the distillation tower.

[0020] During specific use, the distributor in the cylinder 1 is cleaned and then installed in the cylinder 1. In the initial state, the electromagnet plate 12 is energized, the electromagnet plate 12 adsorbs the pull plate 8, the pull plate 8 drives the fixed spring 7 to extend, and the fixed pin 6 slides along the sliding groove. When the free end of the fixed pin 6 moves to one side of the connecting groove, the connecting column 10 of the cylinder 1 located above is engaged in the connecting groove, and the annular sealing ring 13 is embedded in the annular sealing groove. The electromagnet plate 12 is powered off, and the fixed pin 6 slides along the sliding groove under the action of the fixed spring 7, and the fixed pin 6 is embedded in the connecting hole of the connecting column 10, thereby realizing a convenient connection between the two adjacent cylinders 1 above and below.

[0021] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0022] 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 methanol distillation tower, characterized in that: The invention comprises a plurality of cylinders connected end to end in sequence, and a connecting component and a fixing component are correspondingly provided on the outer side walls of two adjacent cylinders, the connecting component is arranged at the lower end of the side wall of the cylinder located above, the fixing component is arranged at the upper end of the side wall of the cylinder located below, the fixing component is provided with a fixing release component, the fixing component comprises a lower fixing block, a fixing pin, a fixing spring and a pull plate, the lower fixing block is arranged at the upper end of the cylinder, a spring groove is provided on the lower fixing block, the fixing spring is arranged in the spring groove, a sliding groove is horizontally provided in the lower fixing block, a connecting groove is longitudinally provided in the lower fixing block, the connecting groove is perpendicular to and connected with the sliding groove, the fixing pin is slidably provided in the sliding groove, and the pull plate is connected with the fixing pin and the fixing spring.

2. A methanol distillation tower according to claim 1, characterized in that: The connecting assembly comprises an upper fixing block and a connecting column, wherein the upper fixing block is arranged at the lower end of the cylinder, the connecting column is arranged at the lower surface of the upper fixing block, a connecting hole is arranged on the connecting column, and the fixing pin is adapted to the connecting hole.

3. A methanol distillation tower according to claim 2, characterized in that: The fixing release assembly comprises a mounting plate and an electromagnet plate, wherein the mounting plate is arranged on the outer side of the lower fixing block, the electromagnet plate is arranged on the mounting plate, and the pulling plate is an iron plate.

4. A methanol distillation tower according to claim 3, characterized in that: The connecting components and the fixing components are provided with at least two groups on the outer sides of the corresponding cylinders.

5. A methanol distillation tower according to claim 4, characterized in that: An annular sealing ring is arranged at the lower end of the side wall of the cylinder located at the upper part, and an annular sealing groove is arranged at the upper end of the side wall of the cylinder located at the lower part. The annular sealing ring is clamped in the annular sealing groove.

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