Efficient urea desorption tower structure

Abstract

The utility model belongs to the technical field of desorption towers, and particularly relates to an efficient urea desorption tower structure which comprises a desorption tower body, a base is connected to the outer side surface of the bottom end of the desorption tower body, a connecting ring is connected to the outer side surface of the top end of the desorption tower body, and a through sliding groove is formed in the top surface of the connecting ring. The inner side surface of the sliding groove is connected with a protection plate. The base, the connecting ring, the protective plate and the first bolt are matched with one another, so that the split protective plate can be mounted on the outer side of the desorption tower body, when a certain protective plate is damaged, only an independent protective plate needs to be detached and replaced, an operator is prevented from integrally replacing the protective plate, the maintenance cost of the protective plate is saved, and the service life of the desorption tower is prolonged. And secondly, a mounting mechanism is arranged, so that a baffle can shield a large gap formed between the protection plates at the pipeline, and the situation that an operator touches the heating pipe through the large gap and is scalded is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of desorption towers, and in particular relates to a high-efficiency urea desorption tower structure. Background Art

[0002] The urea desorption tower plays a key role in the urea production process. It can achieve the effective separation of ammonia and carbon dioxide in the urea solution, providing an important guarantee for the smooth progress of urea production.

[0003] For example, a high-efficiency urea desorption tower with announcement number "CN218011145U" relates to the technical field of desorption towers, including: a protective shell; a desorption tower body is arranged in the protective shell, a steam device is arranged on the lower surface of the inner wall of the desorption tower body, an activated carbon filter is fixedly connected to the desorption tower body, and a filter layer is fixedly connected to the desorption tower body. This solution is provided with a desorption tower body, an electric telescopic rod, an activated coke control panel, an adjusting rod and a sieve plate tray, and the electric telescopic rod is started, so that the electric telescopic rod drives the activated coke control panel to move up and down in the desorption tower body, thereby driving several adjusting rods to move at the same time, so that the adjusting rod moves toward one side of the sieve plate tray, so as to insert the adjusting rod into the through hole in the sieve plate tray, thereby cleaning the dirt in the sieve plate tray, thereby avoiding the blockage of the sieve plate tray, resulting in high steam consumption and poor desorption effect, thereby improving the heat exchange effect.

[0004] The inventor believes that the above-mentioned high-efficiency urea desorption tower can be used in the production of urea. However, when the high-efficiency urea desorption tower is in use, the protective shell arranged on the outside of the desorption tower is an integral structure. After the protective shell has been used for a period of time, some parts of the protective shell may be damaged. In this way, when the operator maintains and replaces the protective shell, it is necessary to replace the entire protective shell, which has a high maintenance cost and brings inconvenience to the operator.

[0005] Therefore, the utility model provides a high-efficiency urea desorption tower structure to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a high-efficiency urea desorption tower structure, aiming to solve the problem in the prior art that a part of the protective shell may be damaged, and the entire protective shell needs to be replaced during maintenance, resulting in high maintenance costs.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-efficiency urea desorption tower structure, including a desorption tower body, wherein the outer surface at the bottom end of the desorption tower body is connected to a base, and the outer surface at the top end of the desorption tower body is connected to a connecting ring, the top surface of the connecting ring is provided with a through slide groove, the inner surface of the slide groove is connected to a protective plate, one end of the protective plate extends into a placement groove provided on the top surface of the base, the outer surface of the connecting ring is penetrated by a first bolt, one end of the first bolt is penetrated by a limiting hole provided on the outer surface of the top end of the protective plate, and one end of the first bolt extends into a first fixing hole provided inside the connecting ring, and a mounting mechanism is also provided on the outer surface of the protective plate.

[0008] In order to cover the larger gap between the protective plates, as a preferred structure of a high-efficiency urea desorption tower of the utility model, the mounting mechanism includes: a mounting groove, a baffle, a hole, a second bolt and a second fixing hole. A mounting groove is provided on the outer surface of one end of the protective plate, and a baffle is connected to the inner surface of the mounting groove. A through hole is provided on the outer surface of the baffle, and a second bolt is connected to the inside of the hole, and one end of the second bolt extends into the second fixing hole provided in the protective plate.

[0009] In order to place the protective plate, as a preferred structure of a high-efficiency urea desorption tower of the utility model, the size of the slide groove matches the size of the protective plate, and the protective plate is slidably connected to the connecting ring through the slide groove.

[0010] In order to enable the bottom of the protective plate to enter the base, as a preferred structure of a high-efficiency urea desorption tower of the utility model, the position and size of the placement groove match the position and size of the protective plate, and the protective plate is slidably connected to the base through the placement groove.

[0011] In order to fix the position of the protective plate, as a preferred structure of a high-efficiency urea desorption tower of the utility model, the first bolt is threadedly connected with the first fixing hole by penetrating the limiting hole.

[0012] In order to realize the disassembly and assembly of the baffle, as a preferred structure of a high-efficiency urea desorption tower of the utility model, the baffle is slidably connected to the protective plate through the installation groove, and the second bolt is threadedly connected to the second fixing hole through the through hole.

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

[0014] The utility model enables a split protective plate to be installed on the outside of the desorption tower body through the mutual cooperation between the base, the connecting ring, the protective plate and the first bolt. In this way, when a protective plate is damaged, it is only necessary to remove and replace the separate protective plate, avoiding the operator from having to replace the entire plate, thereby saving the maintenance cost of the protective plate.

[0015] The utility model provides an installation mechanism so that the baffle plate can cover the larger gap formed between the protection plates at the pipeline, thereby preventing the operator from touching the heating pipe through the larger gap and causing burns. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] 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:

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the explosion structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the top view of the connecting ring of the utility model;

[0020] Figure 4 It is a schematic diagram of the local structure of the installation groove of the utility model.

[0021] In the figure: 1. desorption tower body; 2. base; 3. connecting ring; 4. slide groove; 5. protective plate; 6. placement groove; 7. first bolt; 8. limiting hole; 9. first fixing hole; 10. installation groove; 11. baffle; 12. hole; 13. second bolt; 14. second fixing hole. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 4The utility model provides the following technical solutions: a high-efficiency urea desorption tower structure, including a desorption tower body 1, the outer surface of the bottom end of the desorption tower body 1 is connected to a base 2, and the outer surface of the top end of the desorption tower body 1 is connected to a connecting ring 3, the top surface of the connecting ring 3 is provided with a through slide 4, the inner surface of the slide 4 is connected to a protective plate 5, one end of the protective plate 5 extends into a placement groove 6 provided on the top surface of the base 2, the outer surface of the connecting ring 3 is penetrated by a first bolt 7, one end of the first bolt 7 is penetrated by a limiting hole 8 provided on the outer surface of the top end of the protective plate 5, and one end of the first bolt 7 extends into a first fixing hole 9 provided inside the connecting ring 3, and an installation mechanism is also provided on the outer surface of the protective plate 5.

[0024] Preferably: the mounting mechanism includes: a mounting groove 10, a baffle 11, a hole 12, a second bolt 13 and a second fixing hole 14, a mounting groove 10 is opened on the outer surface of one end of the protective plate 5, the inner surface of the mounting groove 10 is connected to the baffle 11, a through hole 12 is opened on the outer surface of the baffle 11, the second bolt 13 is connected to the inside of the hole 12, and one end of the second bolt 13 extends into the second fixing hole 14 opened inside the protective plate 5.

[0025] During specific use, the baffle 11 is slid into the installation groove 10, and then the second bolt 13 is passed through the hole 12 and screwed into the second fixing hole 14, so that the position of the baffle 11 can be fixed in the installation groove 10, so that the baffle 11 will cover the larger gap formed between the two protective plates 5.

[0026] Preferably, the size of the slide groove 4 matches the size of the protection plate 5 , and the protection plate 5 is slidably connected to the connecting ring 3 via the slide groove 4 .

[0027] During specific use, the protective plate 5 can slide in the slide groove 4 to ensure the trajectory of the protective plate 5 sliding up and down.

[0028] Preferably, the position and size of the placement groove 6 match the position and size of the protection plate 5 , and the protection plate 5 is slidably connected to the base 2 via the placement groove 6 .

[0029] During specific use, when the protective plate 5 slides downward in the slide groove 4 , one end of the protective plate 5 can be slidably inserted into the placement groove 6 on the base 2 .

[0030] Preferably, the first bolt 7 penetrates the limiting hole 8 and forms a threaded connection with the first fixing hole 9 .

[0031] During specific use, the first bolt 7 is passed through the limiting hole 8 on the protective plate 5 and screwed into the first fixing hole 9 , so that the position of the protective plate 5 can be fixed on the connecting ring 3 .

[0032] Preferably, the baffle plate 11 is slidably connected to the protective plate 5 through the mounting groove 10 , and the second bolt 13 is threadedly connected to the second fixing hole 14 through the through hole 12 .

[0033] During specific use, the baffle 11 can slide in the installation groove 10. When the baffle 11 is slid into the installation groove 10, the second bolt 13 is passed through the hole 12 and screwed into the second fixing hole 14, so that the position of the baffle 11 will be fixed in the installation groove 10.

[0034] Working implementation principle: when using the high-efficiency urea desorption tower structure, slide the protective plate 5 through the slide groove 4 on the connecting ring 3. When the protective plate 5 continues to slide downward, one end of the protective plate 5 will slide into the placement groove 6 on the base 2, so that the limiting hole 8 on the protective plate 5 will coincide with the position of the first fixing hole 9. At this time, the first bolt 7 is passed through the limiting hole 8 and screwed into the first fixing hole 9 to fix the position of the protective plate 5 on the connecting ring 3. In this way, the protective plates 5 are installed in sequence, so that the protective plates 5 can shield and protect the heating pipes on the outside of the desorption tower body 1. In this way, when a protective plate 5 is damaged and needs to be replaced, it is only necessary to screw the first bolt 7 corresponding to that protective plate 5. In this way, the damaged The protective plate 5 can be slid out of the slide groove 4, so that the operator can maintain and replace the damaged protective plate 5 alone, avoiding the need for the operator to replace the entire plate, thereby saving maintenance costs. Secondly, after the protective plate 5 is installed, the distance between the two protective plates 5 at the pipeline of the desorption tower body 1 is large, resulting in a large gap. At this time, the baffle 11 is slid into the installation groove 10, and then the second bolt 13 is passed through the hole 12 and screwed into the second fixing hole 14 to fix the position of the baffle 11 in the installation groove 10. In this way, the baffle 11 will cover the large gap formed between the two protective plates 5, avoiding the operator from touching the heating pipe through the large gap and getting burned.

[0035] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A high-efficiency urea desorption tower structure, comprising a desorption tower body (1), characterized in that: The outer surface of the bottom end of the desorption tower body (1) is connected to a base (2), and the outer surface of the top end of the desorption tower body (1) is connected to a connecting ring (3). The top surface of the connecting ring (3) is provided with a sliding groove (4) extending therethrough. The inner surface of the sliding groove (4) is connected to a protective plate (5). One end of the protective plate (5) extends into a placement groove (6) provided on the top surface of the base (2). The outer surface of the connecting ring (3) is connected to a first bolt (7). One end of the first bolt (7) is connected to a limiting hole (8) provided on the outer surface of the top end of the protective plate (5), and one end of the first bolt (7) extends into a first fixing hole (9) provided inside the connecting ring (3). The outer surface of the protective plate (5) is also provided with a mounting mechanism.

2. A high-efficiency urea desorption tower structure according to claim 1, characterized in that: The mounting mechanism comprises: a mounting groove (10), a baffle (11), a hole (12), a second bolt (13) and a second fixing hole (14); the outer surface of one end of the protective plate (5) is provided with a mounting groove (10); the inner surface of the mounting groove (10) is connected to the baffle (11); the outer surface of the baffle (11) is provided with a through hole (12); the hole (12) is connected to the inside of the second bolt (13); one end of the second bolt (13) extends into the second fixing hole (14) provided inside the protective plate (5).

3. A high-efficiency urea desorption tower structure according to claim 1, characterized in that: The size of the slide groove (4) matches the size of the protection plate (5), and the protection plate (5) is slidably connected to the connecting ring (3) via the slide groove (4).

4. The high-efficiency urea desorption tower structure according to claim 1, characterized in that: The position and size of the placement groove (6) match the position and size of the protection plate (5), and the protection plate (5) is slidably connected to the base (2) via the placement groove (6).

5. The high-efficiency urea desorption tower structure according to claim 1, characterized in that: The first bolt (7) penetrates the limiting hole (8) to form a threaded connection with the first fixing hole (9).

6. A high-efficiency urea desorption tower structure according to claim 2, characterized in that: The baffle plate (11) is slidably connected to the protective plate (5) via the mounting groove (10), and the second bolt (13) is threadedly connected to the second fixing hole (14) via the through hole (12).

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