CN209537580U

CN209537580U - One kind being used for hydrometallurgical deironing apparatus

Info

Publication number: CN209537580U
Application number: CN201822051742.3U
Authority: CN
Inventors: 李炳忠; 张爱青; 王博; 伍一根; 许东伟; 史齐勇
Original assignee: Grammy (jiangsu) Cobalt Industry Ltd By Share Ltd
Current assignee: Grammy (jiangsu) Cobalt Industry Ltd By Share Ltd
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2019-10-25
Anticipated expiration: 2028-12-07

Abstract

The utility model discloses one kind to be used for hydrometallurgical deironing apparatus, it includes iron precipitation by goethite process component, supplement except iron component, pulp transfer component, the first overflow pipe and the second overflow pipe, the iron precipitation by goethite process component removes iron component with supplement and is connected by the first overflow pipe, and the supplement is connected with pulp transfer component by the second overflow pipe except iron component；The utility model is by iron precipitation by goethite process component, supplement except the mutual cooperation between iron component, pulp transfer component, the first overflow pipe and the second overflow pipe, the automatic and accurate for realizing material is added, and by supplement except iron component can prevent iron precipitation by goethite process component except the halfway situation of iron.

Description

One kind being used for hydrometallurgical deironing apparatus

Technical field

The utility model belongs to technical field of wet metallurgy, and in particular to one kind is used for hydrometallurgical deironing apparatus.

Background technique

Leaching, iron removal step in hydrometallurgy process were that batch leaches (acidleach, reduction acidleach, iron removal by oxidation one originally Change), this technique has the disadvantage in that technic index control is inaccurate, causes the waste of auxiliary material；Reduction acidleach and iron removal by oxidation exist It is carried out in same reaction kettle, reduction acidleach reaction end judgement can often occur and be not allowed, lead to reducing agent excess and iron removal by oxidation The situation of oxidant excess in process, causes auxiliary material to waste, and the overflow pipe in existing apparatus is arranged in reaction kettle Portion, overflow pipe during mechanical stirring is it is possible that desoldering phenomenon.

Utility model content

The purpose of the utility model is to provide one kind to be used for hydrometallurgical deironing apparatus, and overflow pipe is changed by being internally embedded It for external connection, avoids mechanical stirring that overflow pipe is caused to fall off from storage tank inner wall, reduces maintenance cost.

The utility model the technical scheme adopted is that

One kind being used for hydrometallurgical deironing apparatus comprising iron precipitation by goethite process component, supplement remove iron component, pulp transfer Component, the first overflow pipe and the second overflow pipe, the iron precipitation by goethite process component and supplement pass through the first overflow pipe except iron component Connection, the supplement are connected with pulp transfer component by the second overflow pipe except iron component.

The utility model is also characterized by

The iron precipitation by goethite process component includes the first reaction kettle, the first pH control unit, the first temperature control unit, first Agitating unit and slurry adding unit, the first pH control unit, the first temperature control unit, the first agitating unit and The input terminal of slurry adding unit is arranged at outside the first reaction kettle, and output end protrudes into the first reaction kettle.

The first pH control unit includes online pH meter, pH controller, liquid alkaline storage tank, flowmeter and control valve, institute State the pH value for the slurry that pH controller one end is connect for receiving online pH meter detection with online pH meter, the other end and and control valve Connection；Liquid is controlled for being compared according to the slurry pH value of the detection with preset pH threshold value, and then according to comparison result The opening and closing of alkali control valve.

First temperature control unit includes temperature sensor, temperature controller, vapour source, flowmeter and control Valve, described temperature controller one end connect the temperature of the slurry for receiving temperature sensor detection with temperature sensor, another End connects with control valve and is compared for the temperature of the slurry according to the detection with preset temperature threshold, so according to than The opening and closing of relatively result control control valve.

The supplement includes the second reaction kettle, the 2nd pH control unit and the second agitating unit except iron component, and described the The output end of two pH control units and the second agitating unit is arranged in the second reaction kettle, and input terminal is arranged in the second reaction kettle Outside.

The pulp transfer component includes third reaction kettle, second temperature control unit and third agitating unit, described The output end of second temperature control unit and third agitating unit is arranged in third reaction kettle, and input terminal setting is anti-in third It answers outside kettle.

First overflow pipe is obliquely installed, and is dipped down according to iron precipitation by goethite process component to the sequence that supplement removes iron component Tiltedly.

The utility model has the beneficial effects that the utility model removes iron component, pulp by iron precipitation by goethite process component, supplement Mutual cooperation between transfer component, the first overflow pipe and the second overflow pipe, the automatic and accurate for realizing material are added, and logical Supplement is crossed except iron component can prevent iron precipitation by goethite process component except the halfway situation of iron.

Detailed description of the invention

Fig. 1 is that the utility model embodiment provides a kind of structural schematic diagram for hydrometallurgical deironing apparatus；

Fig. 2 is that the utility model embodiment provides a kind of detailed construction schematic diagram for hydrometallurgical deironing apparatus.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain that this is practical It is novel, it is not used to limit the utility model.

The utility model embodiment 1 provides one kind for hydrometallurgical deironing apparatus, as shown in Figs. 1-2 comprising needle Iron ore removes iron component 2, pulp transfer component 3, the first overflow pipe 4 and the second overflow pipe 5, the needle iron except iron component 1, supplement Mine is removed iron component 2 and is connected by the first overflow pipe 4 except iron component 1 and supplement, and the supplement removes iron component 2 and pulp transfer component 3 are connected by the second overflow pipe 5；

In this way, using the above structure, slurry removes most of iron first in iron precipitation by goethite process component 1, in the mistake of reaction Cheng Zhong, overflow portion flow to supplement except iron component 2 makes to flow except iron is thorough finally by the second overflow pipe 5 by the first overflow pipe 4 Subsequent handling is carried out to pulp transfer component 3, bilayer ensure that de-ferrous effect, the first overflow pipe 4 and the second overflow pipe 5 divide except iron Iron ore Yong Yu not connected except iron component 1, supplement are except iron component 2 and supplement remove iron component 2, pulp transfer component 3, abandoned biography System overflow pipe is arranged in reaction kettle, keeps entire process more continuous, and avoiding mechanical stirring causes overflow pipe from anti- Kettle inner wall is answered to fall off.

The iron precipitation by goethite process component 1 includes the first reaction kettle 11, the first pH control unit 12, the first temperature control unit 13, the first agitating unit 14 and slurry adding unit 15, the first pH control unit 12, the first temperature control unit 13, First agitating unit 14 and the input terminal of slurry adding unit 15 are arranged at outside the first reaction kettle 11, and output end protrudes into first In reaction kettle 11；

In this way, controlling slurry in the first reaction kettle 11 by the first pH control unit 12 and the first temperature control unit 13 PH and temperature, react fully progress.

Also, and slurry adding unit 15 is connect by least two root canal roads with the first reaction kettle 11, can make to starch in this way Expect in relatively uniform the first reaction kettle of injection 11.

The first pH control unit 12 include online pH meter 121, pH controller 122, liquid alkaline storage tank 123, flowmeter with And control valve, described 122 one end of pH controller connect the slurry for receiving the online detection of pH meter 121 with online pH meter 121 PH value, the other end are connect with control valve；For being compared according to the slurry pH value of the detection with preset pH threshold value, into And the opening and closing of liquid alkaline control valve is controlled according to comparison result；

In this way, the pH value of online 121 real-time detection slurry of pH meter, and by pH to being transferred to pH controller 122, pH controller 122 are compared the pH value of receiving with preset pH threshold value, by comparing structure to determine whether need to add lye and Additive amount.

In addition, liquid alkaline storage tank 123 is connect by least two root canal roads with the first reaction kettle 11, the lye of addition can be made in this way It is more uniform.

First temperature control unit 13 includes temperature sensor 131, temperature controller 132, vapour source 133, flow Meter and control valve, described 132 one end of temperature controller is connect with temperature sensor 131 to be examined for receiving temperature sensor 131 The temperature of the slurry of survey, the other end connect with control valve for according to the slurry of the detection temperature and preset temperature threshold It is compared, and then controls the opening and closing of control valve according to comparison result；

In this way, the temperature of 131 real-time detection slurry of temperature sensor, and by temperature to being transferred to temperature controller 132, temperature The temperature of receiving is compared by degree controller 132 with preset temperature threshold, by comparing structure to determine whether needing to beat Open vapour source 133.

The supplement includes the second reaction kettle 21, the 2nd pH control unit 22 and the second agitating unit 23 except iron component 2, The output end of the 2nd pH control unit 22 and the second agitating unit 23 is arranged in the second reaction kettle 21, and input terminal setting exists Outside second reaction kettle 21.

The pulp transfer component 3 includes third reaction kettle 31, second temperature control unit 32, third agitating unit 33, The output end of the second temperature control unit 32 and third agitating unit 33 is arranged in third reaction kettle 31, and input terminal is set It sets outside third reaction kettle 31；Wherein, second temperature control unit 32 is identical as 13 structure of the first temperature control unit.

First overflow pipe 4 is obliquely installed, and according to iron precipitation by goethite process component 1 to supplement except iron component 2 sequence to Lower inclination；

The present embodiment is by iron precipitation by goethite process component, supplement except iron component, pulp transfer component, the first overflow pipe and the Mutual cooperation between two overflow pipes, the automatic and accurate for realizing material are added, and by supplement except iron component can prevent needle Iron ore removes the halfway situation of iron except iron component.

The course of work: slurry is squeezed into the first reaction kettle 11 by slurry adding unit 15, is stirred when slurry floods first When mixing unit 14, the first agitating unit 14 is started to work, and is existed by the pH value that the first pH control unit 12 controls slurry Between 2.5-3.0, the temperature of slurry is controlled between 60-70 DEG C by the first temperature control unit 13；With the progress of reaction, Slurry passes through the 2nd pH control unit 22 by the overflow into the second reaction kettle 21 of the first overflow pipe 4 in the second reaction kettle 21 With the second agitating unit 23 completion slurry except iron, wherein pH value controls between 3-3.5；The will be passed through except the slurry after iron Two overflow pipes 5 are delivered to pulp transfer component 3 for subsequent filters pressing.

Deironing apparatus provided in this embodiment realizes the automatic control except iron, and production line realization is become from being manually interrupted The transformation of continuous automatic control, not only improves working environment, production cost is also greatly lowered.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should It is subject to the protection scope in claims.

Claims

1. one kind is used for hydrometallurgical deironing apparatus, which is characterized in that it includes iron precipitation by goethite process component (1), supplement except iron Component (2), pulp transfer component (3), the first overflow pipe (4) and the second overflow pipe (5), the iron precipitation by goethite process component (1) With supplement except iron component (2) are by the first overflow pipe (4) connection, the supplement is logical except iron component (2) and pulp transfer component (3) Cross the second overflow pipe (5) connection.

2. according to claim 1 a kind of for hydrometallurgical deironing apparatus, which is characterized in that the iron precipitation by goethite process Component (1) includes the first reaction kettle (11), the first pH control unit (12), the first temperature control unit (13), the first stirring list First (14) and slurry adding unit (15), the first pH control unit (12), the first temperature control unit (13), first stir The input terminal for mixing unit (14) and slurry adding unit (15) is arranged at the first reaction kettle (11) outside, and output end protrudes into first In reaction kettle (11).

3. according to claim 2 a kind of for hydrometallurgical deironing apparatus, which is characterized in that the first pH control Unit (12) includes online pH meter (121), pH controller (122), liquid alkaline storage tank (123), flowmeter and control valve, the pH Controller (122) one end connect the pH value of the slurry for receiving online pH meter (121) detection with online pH meter (121), another End is connect with control valve；For being compared according to the slurry pH value of the detection with preset pH threshold value, and then according to comparing As a result the opening and closing of liquid alkaline control valve is controlled.

4. according to claim 3 a kind of for hydrometallurgical deironing apparatus, which is characterized in that the first temperature control Unit (13) processed includes temperature sensor (131), temperature controller (132), vapour source (133), flowmeter and control valve, institute It states temperature controller (132) one end and connect with temperature sensor (131) slurry for receiving temperature sensor (131) detection Temperature, the other end and control valve are connected for being compared according to the slurry temperature of the detection with preset temperature threshold, into And the opening and closing of control valve is controlled according to comparison result.

5. according to claim 4 a kind of for hydrometallurgical deironing apparatus, which is characterized in that the supplement removes iron group Part (2) includes the second reaction kettle (21), the 2nd pH control unit (22) and the second agitating unit (23), the 2nd pH control The setting of the output end of unit (22) and the second agitating unit (23) is in the second reaction kettle (21), and input terminal setting is in the second reaction Kettle (21) is outside.

6. according to claim 5 a kind of for hydrometallurgical deironing apparatus, which is characterized in that the pulp transfer group Part (3) includes third reaction kettle (31), second temperature control unit (32) and third agitating unit (33), the second temperature The output end of control unit (32) and third agitating unit (33) is arranged in third reaction kettle (31), and input terminal setting is the Three reaction kettles (31) are outside.

7. a kind of hydrometallurgical deironing apparatus to be used for according to claim 1-6, which is characterized in that described the One overflow pipe (4) is obliquely installed, and is tilted down according to iron precipitation by goethite process component (1) to the sequence that supplement removes iron component (2).