Chlorination refined ore pulp evaporation slag treatment device

Abstract

The utility model provides a chloridized refined ore pulp evaporation slag treatment device which comprises a clear liquid tank, a clear liquid conveying pump, a clear liquid spraying pump, a pulping tank, a pulping pump, a pulping conveying pump, a tail gas pipeline, a plate-and-frame filter press and a plurality of spraying components. The titanium tetrachloride refined ore pulp evaporation slag discharging device can eliminate the risk that high-temperature slag easily causes equipment damage and combustion of pipelines and the like and causes fire accidents when titanium tetrachloride refined ore pulp evaporation slag is discharged, guarantees safe and stable operation of production, and meanwhile produces qualified ore pulp slag.

Description

TECHNICAL FIELD

[0001] The utility model relates to metallurgical chemical technology field especially relates to a kind of chlorination refined ore pulp evaporation slag processing device. BACKGROUND

[0002] The impurity content of the ore pulp produced in the production of mineral oil de-vanadium refining of titanium tetrachloride is high, which can be evaporated at high temperature by ore pulp evaporation furnace to recover titanium tetrachloride therein. The high-temperature ore pulp slag produced after high-temperature evaporation has high temperature and contains a certain amount of high-temperature carbon powder during the discharge process. High-temperature flue gas produced during the discharge process brings high-temperature carbon powder into the rear-end tail gas system, which is easy to burn and cause fire accidents when in contact with air.

[0003] To eliminate the risk of equipment damage and pipeline burning and causing fire accidents caused by high-temperature slag during the discharge of titanium tetrachloride refining ore pulp evaporation slag, ensure safe and stable operation of production, and produce qualified ore pulp slag at the same time, the utility model considers the physical properties, chemical properties, material properties, process equipment and other aspects to develop a kind of chlorination refined ore pulp evaporation slag processing device. The device is reasonably designed, timely detected and effectively recovered, which ensures safe and stable operation of production and effectively recovers qualified ore pulp slag. SUMMARY

[0004] According to the above technical problems, a chlorination refined ore pulp evaporation slag processing device is provided to solve the problem of easy burning and causing fire accidents during the discharge of titanium tetrachloride refining ore pulp evaporation slag, and to ensure safe and stable operation of production and produce qualified ore pulp slag. The device is reasonably designed, timely detected and effectively recovered, which ensures safe and stable operation of production and effectively recovers qualified ore pulp slag. The technical means adopted by the utility model is as follows:

[0005] A chlorination refined ore pulp evaporation slag processing device, comprising: a clear liquid tank, a clear liquid conveying pump, a clear liquid spraying pump, a beating tank, a beating pump, a beating conveying pump, a tail gas pipeline, a plate and frame filter press and a plurality of spraying components, the inside of the clear liquid tank is configured with ore pulp evaporation slag treatment solution, the clear liquid tank is connected with a first pipeline for conveying water and a second pipeline for conveying sodium hydroxide solution;

[0006] The clear liquid tank is connected with one end of the clear liquid spraying pump, the other end of the clear liquid spraying pump is connected with the clear liquid tank through a third pipeline, a plurality of spraying components are connected with the outlet of the third pipeline, and the plurality of spraying components are installed above the inside of the clear liquid tank;

[0007] The clear liquid tank is connected with the beating tank through the clear liquid conveying pump, the ore pulp evaporation system is connected with the beating tank through a slag discharge pipeline, and the tail gas pipeline is connected with the beating tank; the beating tank is connected with the plate and frame filter press through the beating conveying pump;

[0008] The beating tank is connected with one end of a beating pump, the other end of the beating pump is connected with a fifth pipeline, a sixth pipeline and a seventh pipeline, the fifth pipeline is connected with the beating tank, a plurality of spraying components are connected at the outlet of the fifth pipeline, and the plurality of spraying components are installed above the inside of the beating tank; the sixth pipeline is connected with the tail gas pipeline, a spraying component is connected at the outlet of the sixth pipeline, and the spraying component is installed above the inside of the tail gas pipeline; the seventh pipeline is connected with the residue discharge pipeline, a spraying component is connected at the outlet of the seventh pipeline, and the spraying component is installed above the inside of the residue discharge pipeline;

[0009] The tail gas pipeline is connected with the clear liquid tank through an eighth pipeline, the ore pulp evaporation system is connected with the eighth pipeline through a flue gas pipeline, and the other end of the clear liquid spraying pump is connected with the eighth pipeline through a fourth pipeline;

[0010] The clear liquid tank is connected with the tail gas system through a ninth pipeline.

[0011] Further, the fourth pipeline is connected with the ninth pipeline through a tenth pipeline, and a spraying component is installed at the connection position of the tenth pipeline and the ninth pipeline.

[0012] Further, the inside of the beating tank is provided with a stirrer.

[0013] Further, a pressure transmitter is installed on the beating tank.

[0014] Further, a first radar liquid level meter is installed on the beating tank.

[0015] Further, a remote thermometer is installed on the beating tank.

[0016] Further, a second radar liquid level meter is installed on the clear liquid tank.

[0017] Compared with the prior art, the chlorination refined ore pulp evaporation residue treatment device has the following advantages:

[0018] 1. The chlorination refined ore pulp evaporation residue treatment device can eliminate the risk that high-temperature residue causes equipment damage and pipeline combustion and causes fire accidents during the discharge of titanium tetrachloride refined ore pulp evaporation residue, ensures the safe and stable operation of production, and produces qualified ore pulp residue.

[0019] 2. The chlorination refined ore pulp evaporation residue treatment device can prepare ore pulp evaporation residue treatment solution through the clear liquid tank, and the ore pulp evaporation residue treatment solution is delivered to the beating tank through the clear liquid delivery pump.

[0020] 3. The chlorination refined ore pulp evaporation residue treatment device realizes automatic start and stop of the clear liquid delivery pump through interlocking of the first radar liquid level meter and the clear liquid delivery pump, so that the liquid level of the beating tank meets the production requirements.

[0021] 4. The chlorination refined ore pulp evaporation slag treatment device provided by the utility model, the clean water tank, the beating tank and the tail gas system are communicated through pipelines, negative pressure is provided by the tail gas system, the high-temperature ore pulp slag discharge process can be ensured, the flue gas formed by high-temperature slag spraying cooling and the flue gas generated by the hydrolysis of part of the substances in the high-temperature slag are extracted to the tail gas system through the tail gas negative pressure system for washing.

[0022] 5. The chlorination refined ore pulp evaporation slag treatment device provided by the utility model, by setting the beating pump, the beating pump is operated before the slag is discharged, the internal spraying of the slag discharge pipeline, the beating tank and the like can be ensured to normally operate, the purpose of rapidly cooling, beating and dissolving the high-temperature slag in the beating tank is achieved.

[0023] 6. The chlorination refined ore pulp evaporation slag treatment device provided by the utility model, the agitator is arranged in the beating tank, the ore pulp slag in the tank can be ensured to be uniform, and the purpose of cooling is achieved.

[0024] 7. The chlorination refined ore pulp evaporation slag treatment device provided by the utility model, by setting the clear liquid spraying pump, the clear liquid spraying pump is simultaneously operated before the slag is discharged, the internal spraying of the tail gas communication pipe, the tail gas pipeline, the clear liquid tank and the like can be ensured to normally operate, the purpose of simultaneously reducing the high-temperature flue gas temperature and the residual dust content in the flue gas is achieved, and the safe and stable operation of the equipment, the pipeline and the like and the environmental protection standard discharge are ensured.

[0025] 8. The chlorination refined ore pulp evaporation slag treatment device provided by the utility model, after the pulp in the beating tank reaches a certain concentration, the pulp can be conveyed to the plate-and-frame filter press through the beating conveying pump, and the qualified ore pulp slag filter cake is obtained after the plate-and-frame filter press pressure filtration.

[0026] Based on the above reasons, the utility model can be widely popularized in the fields of metallurgy and chemical industry. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be simply introduced below, and obviously, the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained by the drawings for the ordinary skilled in the art without the creative labor.

[0028] Figure 1 It is a schematic view of the chlorination refined ore pulp evaporation slag treatment device of the utility model.

[0029] In the figure: 1, clear liquid tank; 1-1, clear liquid delivery pump; 1-2, clear liquid spray pump; 2, beating tank; 2-1, beating pump; 2-2, beating delivery pump; 3, agitator; 4, tail gas pipeline; 5, pressure transmitter; 6, first radar liquid level meter; 7, remote thermometer; 8, plate and frame filter press; 9, second radar liquid level meter;

[0030] 10-1, first pipeline; 10-2, second pipeline; 10-3, third pipeline; 10-4, fourth pipeline; 10-5, fifth pipeline; 10-6, sixth pipeline; 10-7, seventh pipeline; 10-8, slag discharge pipeline; 10-9, flue gas pipeline; 10-10, eighth pipeline; 10-11, ninth pipeline; 10-12, tenth pipeline. DETAILED DESCRIPTION

[0031] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0032] With reference to Figure 1 The utility model provides a kind of chlorination refined ore pulp evaporation slag processing device, using this device avoids titanium tetrachloride refined ore pulp evaporation slag emission when high-temperature slag is easy to cause equipment damage and pipeline etc. Combustion and cause fire accident risk, guarantee production safety and stable operation, while producing qualified ore pulp slag.

[0033] The utility model discloses a kind of chlorination refined ore pulp evaporation slag processing device, mainly including slag discharge valve, clear liquid tank 1, clear liquid delivery pump 1-1, clear liquid spray pump 1-2, beating tank 2, beating pump 2-1, beating delivery pump 2-2, agitator 3, tail gas pipeline 4, pressure transmitter 5, radar liquid level meter (first radar liquid level meter 6, second radar liquid level meter 9), remote thermometer 7, plate and frame filter press 8 and several spray components etc. Agitator 3 is arranged inside beating tank 2. Pressure transmitter 5, first radar liquid level meter 6, remote thermometer 7 are all installed on beating tank 2. Second radar liquid level meter 9 is installed on clear liquid tank 1. The device of the utility model is simple in structure, reasonable in design, timely in detection, using this device can guarantee safe and effective treatment ore pulp evaporation slag, guarantee equipment and production safety and stable high-efficiency operation.

[0034] The inside of clear liquid tank 1 is configured with ore pulp evaporation slag processing solution, and the first pipeline 10-1 for conveying water and the second pipeline 10-2 for conveying sodium hydroxide solution are connected to the clear liquid tank 1.

[0035] The clear liquid tank 1 is connected with one end of the clear liquid spraying pump 1-2, the other end of the clear liquid spraying pump 1-2 is connected with the clear liquid tank 1 through the third pipeline 10-3, and a plurality of spraying components are connected at the outlet of the third pipeline 10-3 and are installed above the inside of the clear liquid tank 1.

[0036] The clear liquid tank 1 is connected with the pulp tank 2 through the clear liquid conveying pump 1-1, the pulp tank 2 is connected with the slurry pipeline 10-8 of the slurry evaporation system, a slurry discharge valve is arranged on the slurry pipeline 10-8, and the tail gas pipeline 4 is connected with the pulp tank 2; the pulp tank 2 is connected with the plate-and-frame filter press 8 through the pulp conveying pump 2-2.

[0037] The pulp tank 2 is connected with one end of the pulp pump 2-1, the other end of the pulp pump 2-1 is connected with the fifth pipeline 10-5, the sixth pipeline 10-6 and the seventh pipeline 10-7, the fifth pipeline 10-5 is connected with the pulp tank 2, a plurality of spraying components are connected at the outlet of the fifth pipeline 10-5 and are installed above the inside of the pulp tank 2; the sixth pipeline 10-6 is connected with the tail gas pipeline 4, a spraying component is connected at the outlet of the sixth pipeline 10-6 and is installed above the inside of the tail gas pipeline 4; the seventh pipeline 10-7 is connected with the slurry pipeline 10-8, and a spraying component is connected at the outlet of the seventh pipeline 10-7 and is installed above the inside of the slurry pipeline 10-8.

[0038] The tail gas pipeline 4 is connected with the clear liquid tank 1 through the eighth pipeline 10-10, the slurry evaporation system is connected with the eighth pipeline 10-10 through the flue gas pipeline 10-9, and the other end of the clear liquid spraying pump 1-2 is connected with the eighth pipeline 10-10 through the fourth pipeline 10-4; the tail gas in the pulp tank 2 and the tail gas in the slurry evaporation system are collected in the eighth pipeline 10-10 through the tail gas pipeline 4 and the flue gas pipeline 10-9 and are sent to the clear liquid tank 1.

[0039] The clear liquid tank 1 is connected with the tail gas system through the ninth pipeline 10-11.

[0040] The fourth pipeline 10-4 is connected with the ninth pipeline 10-11 through the tenth pipeline 10-12, and a spraying component is installed at the connection position of the tenth pipeline 10-12 and the ninth pipeline 10-11.

[0041] The spraying components are all in the existing structure form.

[0042] A manual valve is installed between the clear liquid tank 1 and the clear liquid delivery pump 1-1, and a manual valve and a pneumatic valve are installed between the clear liquid delivery pump 1-1 and the pulping tank 2. A manual valve is installed between the clear liquid tank 1 and the clear liquid spraying pump 1-2, a manual valve is installed on the third pipeline 10-3, manual valves are installed between the third pipeline 10-3 and each spraying component, a manual valve is installed on the fourth pipeline 10-4, and manual valves are installed on the first pipeline 10-1 and the second pipeline 10-2. A manual valve is installed between the pulping tank 2 and the pulping pump 2-1, and a manual valve is installed at the outlet of the pulping pump 2-1. A manual valve is installed between the pulping tank 2 and the pulping delivery pump 2-2. A manual valve is installed on the tenth pipeline 10-12. A pneumatic valve is installed on the flue gas pipeline 10-9.

[0043] 1. A 32% sodium hydroxide solution and water are added to the clear liquid tank 1 in a certain liquid level ratio to prepare a mineral slurry evaporation residue treatment solution. 2. The prepared treatment solution is delivered to the pulping tank 2 by the clear liquid delivery pump 1-1. The first radar liquid level meter 6 of the pulping tank 2 is connected to the clear liquid delivery pump 1-1 to realize automatic start and stop of the clear liquid delivery pump 1-1, so as to ensure that the liquid level of the pulping tank 2 meets the production requirements. 3. The clear water tank 1, the pulping tank 2, and the tail gas system are connected by pipelines. The tail gas system provides negative pressure to ensure the high-temperature mineral slurry residue discharge process. The flue gas generated by the high-temperature residue spraying cooling and the partial hydrolysis of the high-temperature residue is extracted to the tail gas system for washing by the tail gas negative pressure system. 4. The pulping pump 2-1 is operated before the residue is discharged to ensure that the internal spraying of the residue discharge pipeline 10-8, the pulping tank 2, etc. is normally operated to realize the purpose of rapidly cooling and dispersing the high-temperature residue and dissolving it in the pulping tank 2. 5. The operation of the agitator 3 of the pulping tank 2 ensures the uniformity of the mineral slurry in the tank and achieves a certain cooling purpose. 6. The clear liquid spraying pump 1-2 is operated simultaneously before the residue is discharged to ensure that the internal spraying of the tail gas communication pipe, the tail gas pipeline 4, the clear liquid tank 1, etc. is normally operated to achieve the purpose of reducing the temperature of the high-temperature flue gas and the content of the residual dust in the flue gas, ensuring the safe and stable operation of the equipment, the pipeline, etc. and the environmental protection standard emission. 7. After the slurry in the pulping tank 2 reaches a certain concentration, it is delivered to the plate and frame filter press 8 by the pulping delivery pump 2-2. The qualified mineral slurry residue filter cake is obtained after pressure filtration by the plate and frame filter press 8.

[0044] I. Clear liquid tank 1:

[0045] 1. A second radar liquid level meter 9 (using an existing radar liquid level meter) is provided to add a 32% sodium hydroxide solution and water to prepare a treatment solution in a certain proportion according to the liquid level;

[0046] 2. A tail gas communication pipe (ninth pipeline 10-11) is provided. The flue gas generated by the system is extracted into the tail gas system for treatment by the tail gas negative pressure system;

[0047] 3、Set up the clear liquid delivery pump 1-1 to deliver to the device beating up the jar 2, the clear liquid delivery pump 1-1 is interlocked with the first radar liquid level meter 6 of beating up the jar 2, realizes the automatic start-stop of the clear liquid delivery pump 1-1;

[0048] 4、Set up the clear liquid spray pump 1-2 and spray parts, spray high-temperature flue gas during the process of discharging residue, reduce the temperature of flue gas to ensure the safe and stable operation of equipment and facilities.

[0049] Two, beating up the jar 2:

[0050] 1、Set up the first radar liquid level meter 6 (use existing radar liquid level meter) of beating up the jar 2 and interlock with the clear liquid delivery pump 1-1, realize the automatic start-stop of the clear liquid delivery pump 1-1, ensure that the liquid level of beating up the jar 2 meets the production requirements;

[0051] 2、Set up pressure transmitter 5 (use existing pressure transmitter), for monitoring system pressure, at the same time set up high pressure alarm (existing function), adjust the discharge valve according to actual pressure production;

[0052] 3、Set up remote thermometer 7 (use existing remote thermometer), for monitoring system stability, at the same time set up temperature alarm (existing function), adjust the discharge valve according to actual temperature production;

[0053] 4、Set up beating up pump 2-1 and spray parts, spray high-temperature ore pulp residue during the process of discharging residue, realize the purpose of rapid cooling, beating up and dissolving high-temperature residue in beating up jar 2.

[0054] 5、Set up agitator 3, ensure that the ore pulp residue in beating up jar 2 is dissolved uniformly, at the same time achieve the purpose of certain cooling.

[0055] 6、Set up beating up delivery pump 2-2, after the pulp in beating up jar 2 reaches a certain concentration, it is delivered to plate-and-frame filter press 8 through beating up delivery pump 2-2.

[0056] 7、Set up tail gas communication pipe and spray, the flue gas generated by the system is cooled through spray, at the same time, it is drawn into the tail gas system for treatment through the tail gas negative pressure system.

[0057] Three, plate-and-frame filter press 8:

[0058] After the pulp in beating up jar 2 reaches a certain concentration, it is delivered to plate-and-frame filter press 8 through beating up delivery pump 2-2, and qualified ore pulp residue filter cake is obtained after pressure filtration through plate-and-frame filter press 8.

[0059] The device can ensure safe and effective treatment of ore pulp evaporation residue, and ensure safe, stable and efficient operation of equipment and production.

[0060] Finally, it should be noted that: the above embodiments are used to illustrate the technical solutions of the present application, but not limited to them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A chlorinated refined ore concentrate evaporation slag treatment apparatus, characterized by, The application relates to a mineral slurry evaporation system. The inside of the clear liquid tank (1) is configured with a mineral slurry evaporation residue treatment solution, a first pipeline (10-1) for conveying water and a second pipeline (10-2) for conveying sodium hydroxide solution are connected to the clear liquid tank (1); One end of the clear liquid tank (1) is connected with the clear liquid spraying pump (1-2), the other end of the clear liquid spraying pump (1-2) is connected with the clear liquid tank (1) through a third pipeline (10-3), a plurality of spraying components are connected to the outlet of the third pipeline (10-3), and the plurality of spraying components are installed above the inside of the clear liquid tank (1); The clear liquid tank (1) is connected with the pulp tank (2) through the clear liquid conveying pump (1-1), the mineral slurry evaporation system is connected with the pulp tank (2) through a residue discharge pipeline (10-8), and the tail gas pipeline (4) is connected with the pulp tank (2); the pulp tank (2) is connected with the plate-and-frame filter press (8) through the pulp conveying pump (2-2); One end of the pulp tank (2) is connected with the pulp pump (2-1), the other end of the pulp pump (2-1) is connected with a fifth pipeline (10-5), a sixth pipeline (10-6) and a seventh pipeline (10-7), the fifth pipeline (10-5) is connected with the pulp tank (2), a plurality of spraying components are connected to the outlet of the fifth pipeline (10-5), and the plurality of spraying components are installed above the inside of the pulp tank (2); the sixth pipeline (10-6) is connected with the tail gas pipeline (4), a spraying component is connected to the outlet of the sixth pipeline (10-6), and the spraying component is installed above the inside of the tail gas pipeline (4); the seventh pipeline (10-7) is connected with the residue discharge pipeline (10-8), and a spraying component is connected to the outlet of the seventh pipeline (10-7), and the spraying component is installed above the inside of the residue discharge pipeline (10-8); The tail gas pipeline (4) is connected with the clear liquid tank (1) through an eighth pipeline (10-10), the mineral slurry evaporation system is connected with the eighth pipeline (10-10) through a flue gas pipeline (10-9), and the other end of the clear liquid spraying pump (1-2) is connected with the eighth pipeline (10-10) through a fourth pipeline (10-4); The clear liquid tank (1) is connected with the tail gas system through a ninth pipeline (10-11).

2. The chlorinated refined ore concentrate evaporated slag treatment apparatus of claim 1, wherein, The fourth pipeline (10-4) is connected with the ninth pipeline (10-11) through a tenth pipeline (10-12), and a spraying component is installed at the connection position of the tenth pipeline (10-12) and the ninth pipeline (10-11).

3. The chlorinated refined ore concentrate evaporated slag treatment apparatus of claim 1, wherein, The pulp tank (2) is provided with a stirrer (3) in the inside.

4. The chlorinated refined ore concentrate evaporated slag treatment apparatus of claim 1, wherein, A pressure transmitter (5) is installed on the pulp tank (2).

5. The chlorinated refined ore concentrate evaporated slag treatment apparatus of claim 1, wherein, A first radar liquid level meter (6) is installed on the pulp tank (2).

6. The chlorinated refined ore concentrate evaporated slag treatment apparatus of claim 1, wherein, A remote thermometer (7) is installed on the pulp tank (2).

7. The chlorinated refined ore concentrate evaporated slag treatment apparatus of claim 1, wherein, A second radar liquid level meter (9) is installed on the clear liquid tank (1).

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