A multi-stage spray desulfurization tower

Abstract

The utility model discloses a multi-stage spray desulfurization tower, and relates to the technical field of desulfurization towers. The multi-stage spray desulfurization tower comprises a desulfurization tower body and a spray assembly, wherein a pipe 1 is welded on the upper end of the desulfurization tower body, and a pipe 2 is welded on the lower end of the desulfurization tower body; the spray assembly is arranged on the desulfurization tower body, and the spray assembly comprises a frame, a sealing door, a plurality of limiting grooves 1, limiting grooves 2, an extension bracket, a spray net, a mounting frame and a plurality of positioning columns, the frame is welded on the desulfurization tower body, the sealing door is rotatably connected with the frame, and the limiting groove 2 is arranged inside the desulfurization tower body, and by arranging the spray assembly, when the spray net needs to be replaced, it is only necessary to open the sealing door corresponding to the spray net to be replaced, and it is not necessary to close the entire multi-stage spray desulfurization tower, thereby avoiding the spray net being used for a long time and affecting the entire desulfurization process when the spray net needs to be replaced, that is, ensuring the continuity of the desulfurization tower operation.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization towers, in particular to a multi-stage spray type desulfurization tower. Background Art

[0002] A spray desulfurization tower is a commonly used flue gas desulfurization equipment. Its main working principle is to convert sulfur oxides (such as sulfur dioxide) in the flue gas into water-soluble compounds by contacting and reacting the flue gas with a spray liquid, thereby achieving the purpose of desulfurization. The Chinese utility model patent, authorization announcement number "CN214437914U", discloses a multi-stage spray desulfurization tower, including a tower bottom with an opening at the top, a tower body with multiple sections vertically overlapped and installed at its opening, and a tower top installed on the top tower body for discharging treated exhaust gas. An oxygenating and stirring assembly for adding oxidizing gas and stirring the liquid spray reagent flowing into the tower bottom is arranged in the tower bottom; the oxygenating and stirring assembly includes a circular ring tube and a plurality of jet pipes connected thereto, the jet pipe is a long strip pipe, the jet pipe is radially arranged at the bottom surface of the tower bottom, the end of the jet pipe away from the ring tube is blocked, and a plurality of jet holes are opened on the jet pipe along its length direction, and the angle formed by the axis of the jet hole and the horizontal plane is not equal to 90°.

[0003] The above technical solution has the advantage of making the reaction between the oxidizing gas and the unstable sulfur-containing oxides more complete to improve the desulfurization effect of the device. The spray network needs to be maintained and replaced regularly. Each time the spray network is replaced, the desulfurization tower needs to be shut down, which affects the continuity of the operation of the desulfurization tower. Therefore, a multi-stage spray desulfurization tower is urgently needed to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a multi-stage spray desulfurization tower which can solve the problem that the spray net needs to be regularly maintained and replaced, and the desulfurization tower needs to be shut down each time the spray net is replaced, thus affecting the continuity of the operation of the desulfurization tower.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a multi-stage spray desulfurization tower, comprising a desulfurization tower body and a spray assembly, a first pipeline is welded at the upper end of the desulfurization tower body, and a second pipeline is welded at the lower end of the desulfurization tower body;

[0006] The spray assembly is arranged on the desulfurization tower body, and the spray assembly includes a frame, a sealing door, multiple limit slots 1, limit slots 2, an extension bracket, a spray net, a mounting frame and multiple positioning columns. The frame is welded to the desulfurization tower body, the sealing door is rotatably connected to the frame, the limit slot 2 is opened inside the desulfurization tower body, the extension bracket is welded inside the desulfurization tower body, the highest point of the extension bracket is flush with the lowest point of the limit slot 2, and the number of spray assemblies is three, and the three spray assemblies are all arranged on the desulfurization tower body.

[0007] Preferably, the plurality of positioning posts are respectively welded on the corresponding installation frames, and the plurality of positioning posts are respectively clamped inside the corresponding limiting groove one.

[0008] Preferably, one end of the three installation frames is respectively clamped in the corresponding limiting groove 2, and one end of the three installation frames is arranged on the upper side of the corresponding extension bracket.

[0009] Preferably, the three installation frames are respectively fixedly sleeved on the corresponding spray nets, and handles are welded on the surfaces of the multiple installation frames.

[0010] Preferably, grooves are formed on the surfaces of the three frames, and magnets are fixedly bonded inside the three grooves.

[0011] Preferably, magnets 2 are fixedly sleeved on the surfaces of the three sealing doors, and the three magnets 2 are respectively attracted to the corresponding magnets 1.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The multi-stage spray desulfurization tower is provided with a spray assembly. When the spray net needs to be replaced, it is only necessary to open the sealing door corresponding to the spray net to be replaced, without closing the entire multi-stage spray desulfurization tower, thereby avoiding the influence of the entire desulfurization process when the spray net needs to be replaced due to long-term use, that is, ensuring the continuity of the operation of the desulfurization tower. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the interior of the desulfurization tower body of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection relationship between the installation frame and multiple positioning columns of the utility model;

[0018] Figure 4 This is a schematic diagram of the connection relationship between the installation frame and the handle of the utility model;

[0019] Figure 5 For this utility model Figure 1 The enlarged schematic diagram at A in the middle;

[0020] Figure 6 For this utility model Figure 1 The enlarged schematic diagram of point B in the middle;

[0021] Figure 7 For this utility model Figure 2 Enlarged schematic diagram at point C in the middle.

[0022] Figure numerals: 1. desulfurization tower body; 2. frame; 3. sealing door; 4. pipe one; 5. limiting groove one; 6. limiting groove two; 7. extension bracket; 8. pipe two; 9. spray net; 10. installation frame; 11. positioning column; 12. handle; 13. groove; 14. magnet one; 15. magnet two. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0026] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0027] See also Figure 1-7The utility model provides a technical solution: a multi-stage spray desulfurization tower, comprising a desulfurization tower body 1 and a spray assembly, a pipe 1 4 is welded to the upper end of the desulfurization tower body 1, and a pipe 2 8 is welded to the lower end of the desulfurization tower body 1;

[0028] The spray assembly is arranged on the desulfurization tower body 1, and the spray assembly includes a frame 2, a sealing door 3, a plurality of limit grooves 1 5, a limit groove 2 6, an extension bracket 7, a spray net 9, a mounting frame 10 and a plurality of positioning columns 11. The frame 2 is welded on the desulfurization tower body 1, the sealing door 3 is rotatably connected to the frame 2, the limit groove 2 6 is opened inside the desulfurization tower body 1, the extension bracket 7 is welded inside the desulfurization tower body 1, the highest point of the extension bracket 7 is flush with the lowest point of the limit groove 2 6, and the number of spray assemblies is three, and the three spray assemblies are all arranged on the desulfurization tower body 1.

[0029] A plurality of positioning posts 11 are respectively welded on the corresponding installation frame 10 , and a plurality of positioning posts 11 are respectively clamped in the corresponding limiting groove 1 5 .

[0030] One end of the three installation frames 10 is respectively clamped in the corresponding limiting groove 2 6 , and one end of the three installation frames 10 is arranged on the upper side of the corresponding extension bracket 7 .

[0031] The three installation frames 10 are respectively fixedly sleeved on the corresponding spray nets 9 , and handles 12 are welded on the surfaces of the multiple installation frames 10 .

[0032] The surfaces of the three frames 2 are all provided with grooves 13 , and magnets 14 are fixedly bonded inside the three grooves 13 .

[0033] The surfaces of the three sealing doors 3 are all fixedly sleeved with magnets 2 15 , and the three magnets 2 15 are respectively attracted to the corresponding magnets 1 14 .

[0034] When it is necessary to replace the spray screen 9;

[0035] Firstly, the sealing door 3 corresponding to the spray net 9 to be replaced is driven by external force to rotate and open the corresponding frame 2.

[0036] Secondly, the handle 12 corresponding to the spray net 9 to be replaced is driven to move by external force, and the movement of the handle 12 drives the installation frame 10 to move out of the interior of the desulfurization tower body 1, and the movement of the installation frame 10 drives multiple positioning columns 11 to move out of the corresponding limit groove 5.

[0037] Finally, the new spray net 9 is driven to move corresponding to the handle 12, and the movement of the handle 12 drives the installation frame 10 to move. The movement of the installation frame 10 drives multiple positioning columns 11 to move and snap into the corresponding limit groove 1 5. At the same time, one end of the installation frame 10 snaps into the corresponding limit groove 2 6, and the side of the installation frame 10 snapped into the limit groove 2 6 is supported by the positioning column 11.

[0038] By setting up the spray assembly, when the spray net 9 needs to be replaced, it is only necessary to open the sealing door 3 corresponding to the spray net 9 to be replaced, and there is no need to close the entire multi-stage spray desulfurization tower, thereby avoiding the influence of the entire desulfurization process when the spray net 9 needs to be replaced due to long-term use, that is, ensuring the continuity of the operation of the desulfurization tower.

[0039] By setting a plurality of positioning columns 11 to be stuck in the corresponding limit groove 5, and extending the bracket 7 to support the installation frame 10, the former can improve the stability of the installation frame 10 inside the desulfurization tower body 1, and the latter can provide support force for its installation frame 10, so that the desulfurization tower body 1 can better support its installation frame 10 and improve the stability of the spray net 9.

[0040] Working principle:

[0041] When it is necessary to replace the spray screen 9;

[0042] Firstly, the sealing door 3 corresponding to the spray net 9 to be replaced is driven by external force to rotate and open the corresponding frame 2.

[0043] Secondly, the handle 12 corresponding to the spray net 9 to be replaced is driven to move by external force, and the movement of the handle 12 drives the installation frame 10 to move out of the interior of the desulfurization tower body 1, and the movement of the installation frame 10 drives multiple positioning columns 11 to move out of the corresponding limit groove 5.

[0044] Finally, the new spray net 9 is driven to move corresponding to the handle 12, and the movement of the handle 12 drives the installation frame 10 to move. The movement of the installation frame 10 drives multiple positioning columns 11 to move and snap into the corresponding limit groove 1 5. At the same time, one end of the installation frame 10 snaps into the corresponding limit groove 2 6, and the side of the installation frame 10 snapped into the limit groove 2 6 is supported by the positioning column 11.

[0045] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A multi-stage spray desulfurization tower, characterized in that: include: A desulfurization tower body (1) and a spray assembly, wherein a pipe 1 (4) is welded to the upper end of the desulfurization tower body (1), and a pipe 2 (8) is welded to the lower end of the desulfurization tower body (1); The spray assembly is arranged on a desulfurization tower body (1), and comprises a frame (2), a sealing door (3), a plurality of first limiting grooves (5), a second limiting groove (6), an extension bracket (7), a spray net (9), a mounting frame (10) and a plurality of positioning columns (11); the frame (2) is welded to the desulfurization tower body (1); the sealing door (3) is rotatably connected to the frame (2); the second limiting groove (6) is arranged inside the desulfurization tower body (1); the extension bracket (7) is welded inside the desulfurization tower body (1); the highest point of the extension bracket (7) is flush with the lowest point of the second limiting groove (6); the number of the spray assemblies is three, and the three spray assemblies are all arranged on the desulfurization tower body (1).

2. A multi-stage spray desulfurization tower according to claim 1, characterized in that: The plurality of positioning posts (11) are respectively welded on the corresponding installation frame (10), and the plurality of positioning posts (11) are respectively clamped inside the corresponding limiting groove 1 (5).

3. A multi-stage spray desulfurization tower according to claim 1, characterized in that: One end of the three installation frames (10) is respectively clamped in the corresponding limiting groove 2 (6), and one end of the three installation frames (10) is arranged on the upper side of the corresponding extension bracket (7).

4. A multi-stage spray desulfurization tower according to claim 1, characterized in that: The three installation frames (10) are respectively fixedly sleeved on the corresponding spray nets (9), and handles (12) are welded on the surfaces of the multiple installation frames (10).

5. A multi-stage spray desulfurization tower according to claim 1, characterized in that: The surfaces of the three frames (2) are all provided with grooves (13), and magnets (14) are fixedly bonded inside the three grooves (13).

6. A multi-stage spray desulfurization tower according to claim 5, characterized in that: The surfaces of the three sealing doors (3) are all fixedly sleeved with magnets 2 (15), and the three magnets 2 (15) are respectively attracted to the corresponding magnets 1 (14).

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