Extraction tank for producing praseodymium neodymium chloride

Abstract

The utility model discloses an extraction tank for praseodymium neodymium chloride production, and relates to the technical field of extraction tanks for praseodymium neodymium oxide production, the extraction tank comprises an extraction tank, the extraction tank consists of an extraction bottom tank and an extraction top tank which is arranged at the top of the extraction bottom tank and is communicated with the extraction bottom tank, and the inner diameter of the extraction top tank is half of the inner diameter of the extraction bottom tank; feed hoppers communicated with the extraction top tank are symmetrically arranged above the outer wall of the extraction top tank, and connecting covers are arranged on the feed hoppers; a sealing cover is arranged on the extraction top tank; a discharge pipe is arranged at the bottom of the extraction bottom tank, and a discharge valve is arranged on the discharge pipe; a cooling box is arranged at the bottom of the discharging pipe; a first stirring frame and a second stirring frame are arranged in the bottom of the extraction bottom tank; the first stirring frames are arranged around the second stirring frame in a circular array, and the number of the first stirring frames is not less than three; the first stirring frame comprises a first driving shaft and a first spiral blade; the stirring quality is improved, and the extraction powder making efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of extraction tank for praseodymium neodymium oxide production, and particularly relates to an extraction tank for praseodymium neodymium chloride production. BACKGROUND

[0002] Extraction, also known as solvent extraction or liquid-liquid extraction, is a unit operation for separating mixtures by utilizing the different solubilities of components in solvents; that is, a method for transferring solute substances from one solvent to another by utilizing the different solubilities or distribution coefficients of substances in two mutually insoluble (or slightly soluble) solvents; widely used in chemical, metallurgical, food and other industries, and commonly used in petroleum refining industry;

[0003] In the present extraction process of oxides, the internal solution needs to be fully stirred after adding the catalyst layer, and then the solution can be extracted by layering. However, the current extraction equipment only uses a rod for stirring during the stirring process, which cannot effectively improve the stirring effect of extraction. SUMMARY

[0004] The utility model discloses a kind of extraction tanks for praseodymium neodymium production, improve stirring quality, and improve the efficiency of extraction powder.

[0005] To achieve the above object, the utility model provides the following technical scheme: an extraction tank for praseodymium neodymium production, comprising an extraction tank, the extraction tank is composed of an extraction bottom tank and an extraction top tank arranged on the top of the extraction bottom tank and communicated with each other, the inner diameter of the extraction top tank is half of the inner diameter of the extraction bottom tank;A feed hopper is symmetrically arranged on the upper part of the outer wall of the extraction top tank and communicated with each other, a connecting cover is arranged on the feed hopper;A sealing cover is arranged on the extraction top tank;A discharge pipe is arranged on the bottom of the extraction bottom tank, a discharge valve is arranged on the discharge pipe;A cooling box is arranged on the bottom of the discharge pipe;

[0006] A first stirring frame and a second stirring frame are arranged in the bottom of the extraction bottom tank;The first stirring frame is circularly arranged around the second stirring frame, and the number of the first stirring frame is not less than three;The first stirring frame comprises a first driving shaft and a first spiral blade;The first spiral blade is spirally arranged on the circumferential outer wall of the first driving shaft;A first motor is arranged on the top of the extraction bottom tank, and the output end of the first motor is fixedly connected with the upper end of the first driving shaft through a rotating shaft;The second stirring frame comprises a second driving shaft, a second spiral blade and a scraper;The second spiral blade is spirally arranged on the circumferential outer wall of the second driving shaft, the scrapers are symmetrically arranged below the circumferential outer wall of the second driving shaft in groups, and one side of the scraper is attached to the inner wall of the bottom of the extraction bottom tank;A second motor is arranged on the top of the sealing cover, and the output end of the second motor is fixedly connected with the output end of the second driving shaft through a rotating shaft.

[0007] In order to facilitate the process of accelerating the solidification of the extraction solution, as a kind of extraction tank for praseodymium neodymium chloride production of the utility model preferably, the cooling box includes shell, solidification shell, the shell is herringbone, the shell top and the bottom of discharge pipe butt joint, the both sides of the shell are below and are provided with discharge port, the lower end of the discharge port is communicated with the top of solidification shell, the solidification shell is provided with the pullable receiving tank, the top of the both sides of the shell and the top of solidification shell are provided with the installation cylinder communicated therewith, the inside of the installation cylinder is provided with fan, the fan is provided with the filter cover detachably connected with the top of installation cylinder above;The both sides of the solidification shell are provided with exhaust port, and the exhaust port is located above the receiving tank.

[0008] In order to be easy to support and fix the extraction tank, as a kind of extraction tank for praseodymium neodymium chloride production of the utility model preferably, the outer wall of the extraction bottom tank is provided with a support sleeve, a through groove is formed in the bottom of the support sleeve, and the discharge pipe is located in the through groove.

[0009] In order to be easy to heat the extraction tank, as a kind of extraction tank for praseodymium neodymium chloride production of the utility model preferably, a groove is formed in the inner wall of the circumference of the support sleeve, a heating cavity is formed between the inner wall of the groove and the outer wall of the extraction bottom tank, an electric heating rod is arranged in the heating cavity, and a liquid inlet and a liquid outlet are arranged on the support sleeve and communicated with the heating cavity.

[0010] In order to be easy to monitor the temperature of the inner wall of the extraction tank, as a kind of extraction tank for praseodymium neodymium chloride production of the utility model preferably, a temperature sensor is arranged on the top of the inside of the extraction bottom tank.

[0011] In order to reduce the amount of material on the inner wall of the extraction tank, as a kind of extraction tank for praseodymium neodymium chloride production of the utility model preferably, the bottom of the extraction bottom tank is funnel-shaped.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The utility model, first drive shaft drives first helical blade to rotate upwards, and second drive shaft drives second helical blade to rotate downwards, so as to accelerate the stirring efficiency of the material in the extraction tank, the scraper avoids that the material is pasted to the inner wall of the extraction tank, and the stirring effect of extraction is improved;The material is shunted and flows to the discharge port on both sides of the shell, the fan is started, cold air flow is delivered into the shell, the material is further easily cooled, the solution flows into the receiving tank through the discharge port, the solution is easily quickly solidified, the fan on the solidification shell is continuously started, the solution is continuously cooled, the solidification speed of the solution is accelerated, and the extraction powder production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structure schematic view of the utility model;

[0015] Fig. 2 It is a sectional structure schematic view of the utility model extraction tank;

[0016] Fig. 3 It is a sectional structure schematic view of the utility model cooling box.

[0017] In the drawing: 1, extraction bottom tank;2, extraction top tank;3, feed hopper;4, connecting cover;5, sealing cover;6, discharge pipe;7, discharge valve;8, cooling box;9, first drive shaft;10, first spiral blade;11, first motor;12, second drive shaft;13, second spiral blade;14, scraper;15, second motor;16, shell;17, solidified shell;18, receiving groove;19, mounting cylinder;20, fan;21, filter cover;22, air outlet;23, support sleeve;24, through groove;25, support leg;26, groove;27, heating cavity;28, electric heating rod;29, temperature sensor. DETAILED DESCRIPTION

[0018] Please refer to Figs. 1 to 3 An extraction tank for praseodymium neodymium chloride production, including extraction tank, extraction tank is by extraction bottom tank 1 and set up in extraction bottom tank 1 top and with it communication extraction top tank 2 composition, the inner diameter of extraction top tank 2 is one half of extraction bottom tank 1 inner diameter;Extraction top tank 2 outer wall's upper symmetry is provided with with it communication feed hopper 3, is provided with connecting cover 4 on feed hopper 3;Extraction top tank 2 is provided with sealing cover 5;Extraction bottom tank 1 bottom is provided with discharge pipe 6, is provided with discharge valve 7 on discharge pipe 6;Discharge pipe 6 bottom is provided with cooling box 8;

[0019] Extraction bottom tank 1 bottom is provided with first stirring frame, second stirring frame;First stirring frame is arranged around second stirring frame circularly, and the number of first stirring frame is not less than three;First stirring frame includes first drive shaft 9, first spiral blade 10;First spiral blade 10 is spirally arranged on the circumferential outer wall of first drive shaft 9;The top of extraction bottom tank 1 is provided with first motor 11, and the output end of first motor 11 is fixedly connected with the upper end of first drive shaft 9 through a rotating shaft;Second stirring frame includes second drive shaft 12, second spiral blade 13 and scraper 14;Second spiral blade 13 is spirally arranged on the circumferential outer wall of second drive shaft 12, and the scraper 14 is symmetrically arranged in groups below the circumferential outer wall of second drive shaft 12, and one side of the scraper 14 is attached to the inner wall of the bottom of the extraction bottom tank 1;The top of sealing cover 5 is provided with second motor 15, and the output end of second motor 15 is fixedly connected with the output end of second drive shaft 12 through a rotating shaft.

[0020] In the embodiment, the material is added into the extraction tank through the feeding hopper 3, the rotating directions of the first motor 11 and the second motor 15 are opposite, the first motor 11 and the second motor 15 are started, the first driving shaft 9 drives the first spiral blade 10 to rotate upwards, the second driving shaft 12 drives the second spiral blade 13 to rotate downwards, the efficiency of stirring the material in the extraction tank can be accelerated, the scraper 14 can prevent the material from sticking to the inner wall of the extraction tank, the stirring effect of extraction can be improved, finally, the material is discharged through the discharge valve 7 on the discharge pipe 6, the second stirring frame rotates, the second spiral blade 13 can push the material downwards, and the discharging speed of the material can be accelerated; the material enters the cooling box 8 through the discharge pipe 6, the cooling box 8 can quickly cool the material and solidify the solution, and the efficiency of extraction and powder preparation can be improved.

[0021] As a technical optimization scheme of the utility model, the cooling box 8 includes a shell 16 and a solidification shell 17, the shell 16 is in the shape of a chevron, the top of the shell 16 is connected with the bottom of the discharge pipe 6, the lower sides of the shell 16 are provided with discharge ports, the lower ends of the discharge ports are communicated with the top of the solidification shell 17, a pullable receiving groove 18 is arranged in the solidification shell 17, the top of the shell 16 and the top of the solidification shell 17 are provided with installation cylinders 19 communicated therewith, a fan 20 is arranged in the installation cylinder 19, a filter cover 21 is detachably connected with the top of the installation cylinder 19 above the fan 20, and discharge ports 22 are arranged on the two sides of the solidification shell 17 and located above the receiving groove 18.

[0022] In the embodiment, the material is divided into two parts through the discharge ports on the two sides of the shell 16, the fan 20 is started to send cold air into the shell 16, the material can be further cooled, the solution flows into the receiving groove 18 through the discharge ports, the solution can be quickly solidified, the fan 20 on the solidification shell 17 is continuously started to continuously cool the solution and accelerate the solidification speed of the solution, and the efficiency of extraction and powder preparation can be improved.

[0023] As a technical optimization scheme of the utility model, a support sleeve 23 is arranged on the outer wall of the extraction bottom tank 1, a through groove 24 is formed in the bottom of the support sleeve 23, the discharge pipe 6 is located in the through groove 24, supporting legs 25 are arranged on the bottom of the support sleeve 23, and the shell 16 is located below the extraction bottom tank 1.

[0024] In the embodiment, the support sleeve 23 and the supporting legs 25 can further support and fix the extraction tank.

[0025] As a technical optimization scheme of the utility model, a recess 26 is formed in the inner wall of the circumference of the support sleeve 23, a heating cavity 27 is formed between the inner wall of the recess 26 and the outer wall of the extraction bottom tank 1, an electric heating rod 28 is arranged in the heating cavity 27, and a liquid inlet and a liquid outlet are arranged on the support sleeve 23 and communicated with the heating cavity 27.

[0026] In the embodiment, the oil or water is added into the heating cavity 27 through the liquid inlet, the electric heating rod 28 heats the liquid in the heating cavity 27, and the material on the inner wall of the extraction tank is heated through heat transfer, so that the extraction is easy to heat.

[0027] As a technical optimization scheme of the utility model, the temperature sensor 29 is arranged at the top of the extraction bottom tank 1.

[0028] In the embodiment, the PLC touch screen all-in-one machine is arranged on the extraction tank, the temperature sensor 29 is easy to monitor the temperature in the extraction bottom tank 1, the PLC touch screen all-in-one machine receives the monitored value, when the temperature reaches the set value, the PLC touch screen all-in-one machine controls the electric heating rod 28 to be powered off and stop heating.

[0029] As a technical optimization scheme of the utility model, the bottom of the extraction bottom tank 1 is funnel-shaped.

[0030] In the embodiment, the bottom of the extraction bottom tank 1 is funnel-shaped, so that the residual amount of the material at the bottom of the extraction bottom tank 1 is further reduced, and the flow rate of the material is accelerated.

[0031] Working principle: start the first motor 11 and the second motor 15; the first driving shaft 9 drives the first spiral blade 10 to rotate upwards, the second driving shaft 12 drives the second spiral blade 13 to rotate downwards, so that the efficiency of stirring the material in the extraction tank is accelerated, the scraper 14 prevents the material from sticking to the inner wall of the extraction tank, and the stirring effect of the extraction is improved, finally, the discharge valve 7 on the discharge pipe 6 is opened, the second stirring frame rotates, the second spiral blade 13 can push the material downwards, and the discharge rate of the material is accelerated; the material flows to the discharge ports on both sides of the shell 16 through the shell 16, the fan 20 is started, cold air is sent into the shell 16, and the material is further easily cooled; the solution flows into the solution quick freezing tank 18, the fan 20 on the frozen shell 17 continues to start, continuously cools the solution, accelerates the freezing speed of the solution, and improves the efficiency of the extraction powder production.

[0032] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A kind of extraction tank for praseodymium neodymium chloride production, including extraction tank, it is characterized by: The extraction tank is composed of an extraction bottom tank (1) and an extraction top tank (2) arranged on the top of the extraction bottom tank (1) and communicated with the extraction bottom tank (1), the inner diameter of the extraction top tank (2) is half of the inner diameter of the extraction bottom tank (1); the upper part of the outer wall of the extraction top tank (2) is symmetrically provided with a feeding hopper (3) communicated therewith, the feeding hopper (3) is provided with a connecting cover (4); the extraction top tank (2) is provided with a sealing cover (5); the bottom of the extraction bottom tank (1) is provided with a discharge pipe (6), the discharge pipe (6) is provided with a discharge valve (7); the bottom of the discharge pipe (6) is provided with a cooling box (8); The first stirring frame is circularly arranged around the second stirring frame, and the number of the first stirring frames is not less than three; the first stirring frame comprises a first driving shaft (9) and a first spiral blade (10); the first spiral blade (10) is spirally arranged on the circumferential outer wall of the first driving shaft (9); the top of the extraction bottom tank (1) is provided with a first motor (11), the output end of the first motor (11) is fixedly connected with the upper end of the first driving shaft (9) through a rotating shaft; the second stirring frame comprises a second driving shaft (12), a second spiral blade (13) and a scraper (14); the second spiral blade (13) is spirally arranged on the circumferential outer wall of the second driving shaft (12), the scrapers (14) are symmetrically arranged in groups below the circumferential outer wall of the second driving shaft (12), and one side of the scraper (14) is attached to the inner wall of the bottom of the extraction bottom tank (1); the top of the sealing cover (5) is provided with a second motor (15), the output end of the second motor (15) is fixedly connected with the output end of the second driving shaft (12) through a rotating shaft.

2. The extraction tank for producing praseodymium neodymium chloride according to claim 1, characterized in that: The cooling box (8) comprises a shell (16) and a solidification shell (17), the shell (16) is in the shape of a chevron, the top of the shell (16) is butted with the bottom of the discharge pipe (6), the lower part of the two sides of the shell (16) is provided with a discharge port, the lower end of the discharge port is communicated with the top of the solidification shell (17), the solidification shell (17) is provided with a pullable receiving groove (18) inside, the top of the two sides of the shell (16) and the top of the solidification shell (17) are provided with an installation cylinder (19) communicated therewith, the inside of the installation cylinder (19) is provided with a fan (20), the upper part of the fan (20) is provided with a filter cover (21) detachably connected with the top of the installation cylinder (19); the two sides of the solidification shell (17) are provided with an exhaust port (22), the exhaust port (22) is located above the receiving groove (18).

3. The extraction tank for producing praseodymium neodymium chloride according to claim 2, characterized in that: The outer wall of the extraction bottom tank (1) is provided with a support sleeve (23), the bottom of the support sleeve (23) is provided with a through groove (24), the discharge pipe (6) is located in the through groove (24), the bottom of the support sleeve (23) is provided with a supporting leg (25), and the shell (16) is located below the extraction bottom tank (1).

4. The extraction tank for producing praseodymium neodymium chloride according to claim 3, characterized in that: The inner wall of the circumference of the support sleeve (23) is provided with a groove (26), the inner wall of the groove (26) and the outer wall of the extraction bottom tank (1) form a heating cavity (27), an electric heating rod (28) is arranged in the heating cavity (27), and the support sleeve (23) is provided with a liquid inlet and a liquid outlet which are in communication with the heating cavity (27).

5. The extraction tank for producing praseodymium neodymium chloride according to claim 1, characterized in that: A temperature sensor (29) is arranged at the top of the inside of the extraction bottom tank (1).

6. The extraction tank for producing praseodymium neodymium chloride according to claim 1, characterized in that: The bottom of the extraction bottom tank (1) is funnel-shaped.

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