Belt type roasting cyclone backflow technical improvement device

Abstract

The utility model relates to the technical field of roasting swirler backflow, and discloses a belt type roasting swirler backflow technical improvement device which comprises a slurry pipeline, a swirler is arranged on the slurry pipeline, a filter cloth machine is arranged below the swirler, a filtrate pool is arranged below the filter cloth machine, one side of the swirler is fixedly connected with an overflow pipeline, and the overflow pipeline is fixedly connected with an overflow pipe. Gypsum slurry separated by the cyclone directly returns to the desulfurization tower to be recycled, oxidation is better carried out, gypsum generation is promoted, the load of high-concentration backflow gypsum slurry on a filtrate pool is reduced, and meanwhile, the gypsum slurry flows back to the tower directly, so that desulfurizer addition is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of roasting cyclone reflux, in particular to a belt type roasting cyclone reflux technical improvement device. Background Art

[0002] In the traditional hydrocyclone operation, the overflow slurry will directly enter the vacuum dehydrator and then enter the water cofferdam. In this process, the high-concentration slurry will fall into the filtrate pool together with the filtrate water, which will lead to a large amount of sedimentation, overload of the filtrate pool system equipment, and the generation and waste of gypsum in the return slurry. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a belt-type roasting cyclone reflux technical improvement device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a belt roasting cyclone reflux technical transformation device, comprising a slurry pipeline, a cyclone is provided on the slurry pipeline, a filter cloth machine is provided below the cyclone, a filtrate pool is provided below the filter cloth machine, and an overflow pipe is fixedly connected to one side of the cyclone.

[0005] As a further description of the above technical solution:

[0006] A first connecting pipe is provided on one side of the filtrate pool, a filtrate pump is fixedly connected to the first connecting pipe, a second connecting pipe is fixedly connected to one side of the filtrate pump, and a desulfurization tower is provided on the second connecting pipe.

[0007] As a further description of the above technical solution:

[0008] A third connecting pipe is provided on one side of the desulfurization tower, a gypsum pump is fixedly connected to the third connecting pipe, and a fourth connecting pipe is fixedly connected to one side of the gypsum pump.

[0009] As a further description of the above technical solution:

[0010] The fourth connecting pipe is fixedly connected to one side of the slurry pipeline.

[0011] As a further description of the above technical solution:

[0012] The overflow pipe is fixedly connected to the desulfurization tower.

[0013] As a further description of the above technical solution:

[0014] The filtrate pump and the gypsum pump are located on both sides of the desulfurization tower.

[0015] As a further description of the above technical solution:

[0016] The two ends of the overflow pipe are fixedly connected to the cyclone and the desulfurization tower through flanges.

[0017] The utility model has the following beneficial effects:

[0018] 1. In the utility model, the gypsum slurry after cyclone sorting is directly returned to the desulfurization tower for continuous recycling to better promote gypsum production through oxidation, thereby reducing the load of the filtrate pool caused by high-concentration reflux gypsum slurry. At the same time, the gypsum slurry is directly returned to the tower to effectively reduce the addition of desulfurizer. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a belt-type roasting cyclone reflux technical transformation device proposed by the utility model.

[0020] Legend:

[0021] 1. Slurry pipeline; 2. Cyclone; 3. Filter cloth machine; 4. Filtrate tank; 5. First connecting pipe; 6. Filtrate pump; 7. Second connecting pipe; 8. Desulfurization tower; 9. Third connecting pipe; 10. Gypsum pump; 11. Fourth connecting pipe; 12. Overflow pipeline. 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] Reference Figure 1 The utility model provides an embodiment: a belt roasting cyclone reflux technical transformation device, comprising a slurry pipeline 1, a cyclone 2 is arranged on the slurry pipeline 1, a filter cloth machine 3 is arranged below the cyclone 2, a filtrate pool 4 is arranged below the filter cloth machine 3, an overflow pipeline 12 is fixedly connected to one side of the cyclone 2, a first connecting pipe 5 is arranged on one side of the filtrate pool 4, a filtrate pump 6 is fixedly connected to the first connecting pipe 5, a second connecting pipe 7 is fixedly connected to one side of the filtrate pump 6, a desulfurization tower 8 is arranged on the second connecting pipe 7, and the gypsum slurry after sorting by the cyclone 2 is directly returned to the desulfurization tower 8 for continuous recycling and better oxidation to promote gypsum formation, while reducing the load of the filtrate pool by the high-concentration reflux gypsum slurry, the gypsum slurry refluxes directly back to the tower to effectively reduce the addition of desulfurizer.

[0024] A third connecting pipe 9 is provided on one side of the desulfurization tower 8, to which a gypsum pump 10 is fixedly connected, and a fourth connecting pipe 11 is fixedly connected to one side of the gypsum pump 10, and the fourth connecting pipe 11 is fixedly connected to one side of the slurry pipeline 1, and the overflow pipe 12 is fixedly connected to the desulfurization tower 8, the filtrate pump 6 and the gypsum pump 10 are on both sides of the desulfurization tower 8, and both ends of the overflow pipe 12 are fixedly connected to the cyclone 2 and the desulfurization tower 8 through flanges.

[0025] Working principle: First, it is necessary to prefabricate FRP pipes, tees, flanges and other components in advance, and then install pipes and pipe supports. Next, the middle pipe can be made and connected in advance so that the interfaces at both ends can be easily connected during shutdown or maintenance. Finally, during the shutdown period, the overflow pipe of cyclone 2 is connected to the already made and installed pipe, so that the reflux of cyclone 2 can be rationalized and its working efficiency can be improved.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A belt roasting cyclone reflux technology improvement device, comprising a slurry pipeline (1), characterized in that: The slurry pipeline (1) is provided with a cyclone (2), a filter cloth machine (3) is provided below the cyclone (2), a filtrate pool (4) is provided below the filter cloth machine (3), and an overflow pipeline (12) is fixedly connected to one side of the cyclone (2).

2. A belt roasting cyclone reflux technical improvement device according to claim 1, characterized in that: A first connecting pipe (5) is provided on one side of the filtrate pool (4), a filtrate pump (6) is fixedly connected to the first connecting pipe (5), a second connecting pipe (7) is fixedly connected to one side of the filtrate pump (6), and a desulfurization tower (8) is provided on the second connecting pipe (7).

3. A belt roasting cyclone reflux technical improvement device according to claim 2, characterized in that: A third connecting pipe (9) is provided on one side of the desulfurization tower (8), a gypsum pump (10) is fixedly connected to the third connecting pipe (9), and a fourth connecting pipe (11) is fixedly connected to one side of the gypsum pump (10).

4. A belt roasting cyclone reflux technical improvement device according to claim 3, characterized in that: The fourth connecting pipe (11) is fixedly connected to one side of the slurry pipeline (1).

5. A belt-type roasting cyclone reflux technical improvement device according to claim 4, characterized in that: The overflow pipe (12) is fixedly connected to the desulfurization tower (8).

6. A belt-type roasting cyclone reflux technical improvement device according to claim 5, characterized in that: The filtrate pump (6) and the gypsum pump (10) are located on both sides of the desulfurization tower (8).

7. The belt roasting cyclone reflux technical improvement device according to claim 6 is characterized by: Both ends of the overflow pipe (12) are fixedly connected to the cyclone (2) and the desulfurization tower (8) via flanges.

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