CN210596210U

CN210596210U - Cobalt, nickel's separator in neodymium iron boron waste material

Info

Publication number: CN210596210U
Application number: CN201920765578.4U
Authority: CN
Inventors: 徐浩; 卢文庆
Original assignee: Xingan Xinji New Resource Co ltd
Current assignee: Xingan Xinji New Resource Co ltd
Priority date: 2019-05-25
Filing date: 2019-05-25
Publication date: 2020-05-22
Anticipated expiration: 2029-05-25

Abstract

The utility model discloses a separator of cobalt, nickel in neodymium iron boron waste material, it includes breaker, leaching tank, concentrated sulfuric acid pond, pump, row's cinder pump, double salt reagent pond, double salt sedimentation tank, washing tank, bakes burning furnace, sedimentation tank, ammonium bicarbonate solution pond several parts and constitutes, passes through the pipe connection between each part. The beneficial effects of the utility model are that: the device can better separation cobalt, nickel element, and is little to environmental secondary pollution, and handles the neodymium iron boron waste material through the device and can obtain cobalt oxide and two kinds of products that have economic value of nickel oxide, reaches the effect of changing waste into valuables.

Description

Cobalt, nickel's separator in neodymium iron boron waste material

Technical Field

The utility model relates to a separation device of cobalt, nickel in neodymium iron boron waste material belongs to smelting equipment technical field.

Background

The Nd-Fe-B permanent magnet is a permanent magnet material with excellent performance, contains about 30% of rare earth elements, is widely applied to various fields, and can generate about 25% of waste materials in the using process due to production technology and using factors.

Cobalt is an important raw material for producing heat-resistant alloy, hard alloy, anticorrosive alloy, magnetic alloy and various cobalt salts due to the physical and chemical properties of cobalt. Cobalt-based alloys or alloys containing cobalt are used as parts of gas turbine blades, vanes, ducts, jet engines, rocket engines, missiles and various high-load heat-resistant parts in chemical equipment and important metal materials for the atomic energy industry. Nickel is used as a rare earth element, is mainly used for preparing alloys (such as nickel steel and nickel silver) or catalysts (such as raney nickel, particularly used as a hydrogenation catalyst) in industry, can also be used for manufacturing currency and the like, and can prevent rusting when plated on other metals. Therefore, the cobalt and nickel elements are separated from the neodymium iron boron waste material, the resources are reasonably utilized, and the environmental pollution is reduced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in providing a separator of cobalt, nickel in the neodymium iron boron waste material, and the device can better separation cobalt, nickel element, and is little to environmental secondary pollution, and handles the neodymium iron boron waste material through the device and can obtain cobalt oxide and two kinds of products that have economic value of nickel oxide, has reached the effect of changing waste into valuables.

The utility model discloses a following scheme realizes: the system comprises a crusher, a leaching tank, a concentrated sulfuric acid tank, a first pump, a first slag discharge pump, a complex salt reagent tank, a second pump, a complex salt sedimentation tank, a pipeline, a second slag discharge pump, a first washing tank, a first roasting furnace, a sedimentation tank, a third stirrer, a third pump, a fourth pump, an ammonium bicarbonate solution tank, a third slag discharge pump, a second washing tank and a second roasting furnace, wherein the concentrated sulfuric acid tank is connected with the first pump through a pipeline, the first pump is connected with the leaching tank through a pipeline, the upper part of the leaching tank is connected with the complex salt sedimentation tank through a pipeline, the right side of the complex salt sedimentation tank is connected with the sedimentation tank through a pipeline, the left lower part of the complex salt sedimentation tank is connected with the second slag discharge pump through a pipeline, the second slag discharge pump is connected with the first washing tank through a pipeline, the first washing tank is connected with the first roasting furnace through a pipeline, the sedimentation tank is connected with the third slag discharge pump through a pipeline, and the second washing tank is connected with the second roasting furnace through a pipeline.

The crusher is characterized in that a feeding hole is formed in the upper portion of the crusher, a discharging hole is formed in the lower right portion of the crusher, a conveying belt is arranged below the discharging hole, and a leaching pool is arranged below the conveying belt.

A stirrer is installed above the leaching tank, and the lower part of the leaching tank is connected with a first slag discharge pump through a pipeline.

The complex salt sedimentation tank is connected with a second pump through a pipeline, and the second pump is connected with a complex salt reagent tank through a pipeline.

No. three mixers are installed above the sedimentation tank and are respectively connected with a No. three pump and a No. four pump through pipelines, the No. three pump is connected with an ammonium bicarbonate solution tank through a pipeline, and the No. four pump is connected with an external sewage treatment system through a pipeline.

The utility model has the advantages that:

1. the utility model relates to a separator of cobalt, nickel in neodymium iron boron waste material, separation cobalt that the device can be better, nickel element to environment secondary pollution.

2. The utility model relates to a separator of cobalt, nickel in neodymium iron boron waste materials handles neodymium iron boron waste materials through the device, can obtain two kinds of products that have economic value of cobalt oxide and nickel oxide, reaches the effect of changing waste into valuables.

Drawings

Fig. 1 is the structure schematic diagram of the separation device for cobalt and nickel in the neodymium iron boron waste material of the utility model.

In the figure: the device comprises a crusher 1, a feed inlet 2, a discharge outlet 3, a conveyor belt 4, a leaching tank 5, a concentrated sulfuric acid tank 6, a pump 7, a mixer 8, a slag discharge pump 9, a complex salt reagent tank 10, a pump 11, a mixer 12, a complex salt settling tank 13, a pipeline 14, a slag discharge pump 15, a washing tank 16, a roasting furnace 17, a settling tank 18, a mixer 19, a pump 20, a pump 21, an ammonium bicarbonate solution tank 22, a slag discharge pump 23, a roasting furnace 24 and a washing tank 25.

Detailed Description

The present invention will be further described with reference to fig. 1, but the scope of the present invention is not limited to the description.

In which like parts are designated by like reference numerals. It is noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component, and the drawings are in greatly simplified form and employ non-precise ratios, merely for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention.

In the following description, for purposes of clarity, not all features of an actual implementation are described, well-known functions or constructions are not described in detail since they would obscure the invention with unnecessary detail, it being understood that in the development of any actual embodiment, numerous implementation details must be set forth in order to achieve the developer's specific goals, such as compliance with system-related and business-related constraints, changing from one implementation to another, and it being recognized that such development efforts may be complex and time consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art.

A device for separating cobalt and nickel from neodymium iron boron waste comprises a crusher 1, a leaching tank 5, a concentrated sulfuric acid tank 6, a first pump 7, a first slag discharge pump 9, a complex salt reagent tank 10, a second pump 11, a complex salt sedimentation tank 13, a pipeline 14, a second slag discharge pump 15, a first washing tank 16, a first roasting furnace 17, a sedimentation tank 18, a third stirring machine 19, a third pump 20, a fourth pump 21, an ammonium bicarbonate solution tank 22, a third slag discharge pump 23, a second washing tank 25 and a second roasting furnace 24, wherein the concentrated sulfuric acid tank 6 is connected with the first pump 7 through a pipeline 14, the first pump 7 is connected with the leaching tank 5 through a pipeline 14, the upper part of the leaching tank 5 is connected with the complex salt sedimentation tank 13 through a pipeline 14, the right side of the complex salt sedimentation tank 13 is connected with the sedimentation tank 18 through a pipeline 14, the left lower part of the complex salt sedimentation tank 13 is connected with the second slag discharge pump 15 through a pipeline 14, and the second slag discharge pump 15 is connected with the first washing tank 16 through a pipeline 14, the first washing tank 16 is connected with the first roasting furnace 17 through a pipeline 14, the sedimentation tank 18 is connected with a third slag discharge pump 23 through the pipeline 14, the third slag discharge pump 23 is connected with a second washing tank 25 through the pipeline 14, and the second washing tank 25 is connected with a second roasting furnace 24 through the pipeline 14.

There is feed inlet 2 on 1 upper portion of breaker, and there is discharge gate 3 right lower part, and there is conveyer belt 4 below discharge gate 3, and there is leaching pond 5 below conveyer belt 4.

A first stirrer 8 is arranged above the leaching tank 5, and the lower part of the first stirrer is connected with a first slag discharge pump 9 through a pipeline 14.

The complex salt sedimentation tank 13 is connected with the second pump 11 through a pipeline 14, and the second pump 11 is connected with the complex salt reagent tank 10 through a pipeline 14.

A third stirrer 19 is arranged above the sedimentation tank 18 and is respectively connected with a third pump 20 and a fourth pump 21 through a pipeline 14, the third pump 20 is connected with an ammonium bicarbonate solution tank 22 through the pipeline 14, and the fourth pump 21 is connected with an external sewage treatment system through the pipeline 14.

When the device is used, concentrated sulfuric acid in a concentrated sulfuric acid tank 6 is discharged into a leaching tank 5 through a first pump 7, the neodymium iron boron waste materials with the proper particle size are soaked and crushed by a crusher 1, leached slag after soaking is discharged out of the device through a first slag discharge pump 9, the leached liquid enters a complex salt sedimentation tank 13, a complex salt reagent is added, stirred and precipitated, the precipitate is discharged into a first washing tank 16 through a second slag discharge pump 15, washed and then enters a first roasting furnace 17 to be roasted to obtain cobalt oxide. And the supernatant after the precipitation process in the salt precipitation tank 13 enters a precipitation tank 18, an ammonium bicarbonate solution is added, the mixture is stirred and precipitated, the precipitate is discharged into a second washing tank 25 through a third slag discharge pump 23, washed and then enters a second roasting furnace 24 to be roasted to obtain nickel oxide. The supernatant after the precipitation process of the ammonium bicarbonate solution tank 22 is discharged into a sewage treatment system outside the device through a fourth pump 21.

Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a separator of cobalt, nickel in neodymium iron boron waste material which characterized in that: the device comprises a crusher (1), a leaching tank (5), a concentrated sulfuric acid tank (6), a first pump (7), a first slag discharge pump (9), a complex salt reagent tank (10), a second pump (11), a complex salt sedimentation tank (13), a pipeline (14), a second slag discharge pump (15), a first washing tank (16), a first roasting furnace (17), a sedimentation tank (18), a third stirring machine (19), a third pump (20), a fourth pump (21), an ammonium bicarbonate solution tank (22), a third slag discharge pump (23), a second washing tank (25) and a second roasting furnace (24), wherein the concentrated sulfuric acid tank (6) is connected with the first pump (7) through a pipeline (14), the first pump (7) is connected with the leaching tank (5) through a pipeline (14), the upper part of the leaching tank (5) is connected with the complex salt sedimentation tank (13) through a pipeline (14), and the right side of the complex salt sedimentation tank (13) is connected with the sedimentation tank (18) through a pipeline (14), the left lower part of the slag removing device is connected with a second slag removing pump (15) through a pipeline (14), the second slag removing pump (15) is connected with a first washing tank (16) through the pipeline (14), the first washing tank (16) is connected with a first roasting furnace (17) through the pipeline (14), a sedimentation tank (18) is connected with a third slag removing pump (23) through the pipeline (14), the third slag removing pump (23) is connected with a second washing tank (25) through the pipeline (14), and the second washing tank (25) is connected with a second roasting furnace (24) through the pipeline (14).

2. The device for separating cobalt and nickel from neodymium iron boron waste material according to claim 1, characterized in that: there is feed inlet (2) breaker (1) upper portion, and there is discharge gate (3) right side lower part, there is conveyer belt (4) discharge gate (3) below, there is leaching pond (5) conveyer belt (4) below.

3. The device for separating cobalt and nickel from neodymium iron boron waste material according to claim 1, characterized in that: a stirrer (8) is arranged above the leaching tank (5), and the lower part of the leaching tank is connected with a first slag discharge pump (9) through a pipeline (14).

4. The device for separating cobalt and nickel from neodymium iron boron waste material according to claim 1, characterized in that: the double-salt sedimentation tank (13) is connected with a second pump (11) through a pipeline (14), and the second pump (11) is connected with the double-salt reagent tank (10) through the pipeline (14).

5. The device for separating cobalt and nickel from neodymium iron boron waste material according to claim 1, characterized in that: no. three mixers (19) are installed to sedimentation tank (18) top to link to each other with No. three pump (20), No. four pump (21) respectively through pipeline (14), No. three pump (20) link to each other with ammonium bicarbonate solution pond (22) through pipeline (14), No. four pump (21) link to each other with the outer sewage treatment system of device through pipeline (14).