Phosphorus sludge comprehensive treatment system

Abstract

The utility model discloses a comprehensive phosphorus sludge treatment system, which comprises a rotating pan, a condensing tower and a phosphorus receiving tank, and is characterized in that the rotating pan is a cylinder made of a steel structure, a burner is arranged at the bottom of the rotating pan, a rotating shaft is arranged in the center of the rotating pan, a slag discharge port is arranged in front of the rotating pan, the condensing tower is arranged at the top of the phosphorus receiving tank, and a spray pipe is arranged at the top of the condensing tower. A plurality of jackets are horizontally arranged on the phosphorus receiving tank; a cover plate is arranged at the top of the phosphorus receiving tank; an outer bottom plate is arranged at the bottom of the phosphorus receiving tank; a steam pipe is arranged on the right side of the phosphorus receiving tank; and phosphorus in the phosphorus sludge can be quickly and efficiently recovered.

Description

Technical Field

[0001] The utility model belongs to the technical direction of mud phosphorus production, and specifically relates to a mud phosphorus comprehensive treatment system. Background Art

[0002] Mud phosphorus is one of the main by-products produced during the production of yellow phosphorus and is a hazardous solid waste in the phosphorus chemical industry. Mud phosphorus is produced during the currently commonly used electrothermal method of producing yellow phosphorus. The amount of mud phosphorus accounts for about 7-15% of the yellow phosphorus product, and the phosphorus content in the mud phosphorus is about 20-70%, which has a high recovery value. Utility Model Content

[0003] The purpose of this utility model is to provide a comprehensive sludge phosphorus treatment system in response to existing technical problems, so as to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a sludge phosphorus comprehensive treatment system, including a rotary pot, a condensation tower, and a phosphorus receiving tank, characterized in that: the rotary pot is a cylinder made of steel structure, a burner is provided at the bottom of the rotary pot, a rotating shaft is provided at the center of the rotary pot, a slag discharge port is provided in front of the rotary pot, a condensation tower is provided on the top of the phosphorus receiving tank, a spray pipe is provided on the top of the condensation tower, a flange is provided at the contact position between the spray pipe and the condensation tower, a spherical nozzle is provided on the left side of the spray pipe, a supporting angle iron is provided at the middle bottom end of the spray pipe, a plurality of jackets are provided horizontally on the phosphorus receiving tank, a cover plate is provided on the top of the phosphorus receiving tank, an outer bottom plate is provided at the bottom of the phosphorus receiving tank, and a steam pipe is provided on the right side of the phosphorus receiving tank.

[0005] Preferably, a reinforcing plate is provided on the upper portion of the phosphorus receiving tank.

[0006] Preferably, an overflow pipe is provided at the upper left side of the phosphorus receiving tank, a blocking plate is provided at the left side of the phosphorus receiving tank, and a condensed water outlet pipe is provided at the lower left side of the phosphorus receiving tank.

[0007] Compared with the prior art, the beneficial effect achieved by the utility model is that the system can quickly recover elemental phosphorus in sludge phosphorus. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] 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:

[0009] Figure 1 This is the overall structural diagram of the utility model;

[0010] Figure 2 This is a schematic diagram of the structure of the phosphorus receiving tank and condensation tower of the utility model;

[0011] Figure 3 This is a schematic diagram of the structure of the spray pipe of the utility model;

[0012] Figure 4 This is a schematic diagram of the structure of the phosphorus receiving tank of the utility model. DETAILED DESCRIPTION

[0013] The following is a non-limiting detailed description of the technical solution of the present invention in conjunction with preferred embodiments and their accompanying drawings. Obviously, the described embodiments are only a portion of the embodiments of the present invention, and not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0014] like Figures 1-4 The utility model applies to a comprehensive sludge phosphorus treatment system, including a rotary pot 5, a condensation tower 1, and a phosphorus receiving tank 2, characterized in that: the rotary pot 5 is a cylinder made of steel structure, a burner 6 is provided at the bottom of the rotary pot 5, a rotating shaft 4 is provided at the center of the rotary pot 5, a slag discharge port 3 is provided in front of the rotary pot 5, a condensation tower 1 is provided on the top of the phosphorus receiving tank 2, a spray pipe 10 is provided on the top of the condensation tower 1, a flange 9 is provided at the contact position between the spray pipe 10 and the condensation tower 1, a spherical nozzle 7 is provided on the left side of the spray pipe 10, a supporting angle iron 8 is provided at the middle bottom end of the spray pipe 10, a plurality of jackets 13 are provided horizontally on the phosphorus receiving tank 2, and a cover plate 1 is provided on the top of the phosphorus receiving tank 2. 6. An outer bottom plate 11 is provided at the bottom of the phosphorus receiving tank 2, a steam pipe 18 is provided on the right side of the phosphorus receiving tank 2, a reinforcing plate 17 is provided on the upper part of the phosphorus receiving tank 2, an overflow pipe 15 is provided on the upper left side of the phosphorus receiving tank 2, a blocking plate 14 is provided on the left side of the phosphorus receiving tank 2, and a condensate outlet pipe 12 is provided on the lower left side of the phosphorus receiving tank 2. The condensation tower 1 is made by welding, and the 304 welding rod brand is A102. The weld must not have slag inclusions and incomplete penetration. The working pressure of the nozzle 7 is 0.5-3 bar, the coverage diameter is 1.2m, the spray volume is 4-5.5 cubic meters per hour, and the diameter of the condensation tower 1 is 920mm, and it is made of 304 stainless steel.

[0015] After the phosphorus receiving tank 2 is completed, the jacket 13 is subjected to a water pressure test with a test pressure of 0.5 MPa and maintained at pressure for 30 minutes. No deformation or leakage is observed. After the equipment is inspected and tested, the surface residue, rust, oil stains, and dust are removed, and then anti-rust paint is sprayed once and gray paint twice.

[0016] The entire system operates stably and safely. During the production process, elemental phosphorus in the sludge phosphorus volatilizes after being heated, and then flows into the phosphorus receiving tank 2 with the water flow after being cooled in the condensation tower 1 for collection. After collection, it is sold. The working principle is simple, the production efficiency is high, and multiple groups of equipment can be used for simultaneous production.

[0017] In the description of the present invention, it should be understood that the terms "up", "down", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the present invention.

[0018] Finally, it should be pointed out that the above embodiments are intended only to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art will appreciate that modifications may be made to the technical solutions described in the above embodiments, or that some of the technical features may be replaced with equivalents. Such modifications or replacements do not deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A comprehensive sludge phosphorus treatment system, comprising a rotary pot (5), a condensation tower (1), and a phosphorus receiving tank (2), characterized in that: The rotary pot (5) is a cylinder made of steel structure. A burner (6) is provided at the bottom of the rotary pot (5). A rotating shaft (4) is provided at the center of the rotary pot (5). A slag discharge port (3) is provided in front of the rotary pot (5). A condensation tower (1) is provided at the top of the phosphorus receiving tank (2). A spray pipe (10) is provided at the top of the condensation tower (1). A flange (9) is provided at the contact position between the spray pipe (10) and the condensation tower (1). A spherical nozzle (7) is provided on the left side of the spray pipe (10). A supporting angle iron (8) is provided at the middle bottom end of the spray pipe (10). A plurality of jackets (13) are provided horizontally on the phosphorus receiving tank (2). A cover plate (16) is provided at the top of the phosphorus receiving tank (2). An outer bottom plate (11) is provided at the bottom of the phosphorus receiving tank (2). A steam pipe (18) is provided on the right side of the phosphorus receiving tank (2).

2. A sludge phosphorus comprehensive treatment system according to claim 1, characterized in that: A reinforcing plate (17) is provided on the upper portion of the phosphorus receiving tank (2).

3. The comprehensive sludge phosphorus treatment system according to claim 1, characterized in that: An overflow pipe (15) is provided at the upper left side of the phosphorus receiving tank (2), a blocking plate (14) is provided at the left side of the phosphorus receiving tank (2), and a condensed water outlet pipe (12) is provided at the lower left side of the phosphorus receiving tank (2).

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