CN218189605U

CN218189605U - Pulping and aging integrated equipment for ferric orthophosphate

Info

Publication number: CN218189605U
Application number: CN202221784520.2U
Authority: CN
Inventors: 罗忠岩; 林国标; 卢秉南; 陈祝元; 谢东明
Original assignee: Fujian Zijin Liyuan Material Technology Co ltd
Current assignee: Fujian Zijin Liyuan Material Technology Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-01-03
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a pulping and aging integrated equipment for ferric orthophosphate, which belongs to the technical field of ferric orthophosphate production, and aims at solving the problems that in the production and preparation process of ferric orthophosphate, pulping and aging of ferric orthophosphate are operated through two steps, the production process is relatively complicated, and the whole production efficiency is influenced; the utility model discloses a water, ferric orthophosphate filter cake and acidizing fluid of a plurality of pivoted puddlers an in to reation kettle carry out at the uniform velocity stirring for material homogeneous mixing in the reation kettle heats the thick liquids in the reation kettle through hot-blast, and this device can accomplish two steps of making beating and ageing simultaneously in same reation kettle, improves production efficiency.

Description

Pulping and aging integrated equipment for ferric orthophosphate

Technical Field

The utility model belongs to the technical field of ferric phosphate production, concretely relates to making beating ageing integration equipment of ferric phosphate.

Background

As an active material of the anode of the lithium ion battery, the lithium iron phosphate has the advantages of low price, environmental friendliness, high safety and good cycle performance, and is widely applied to the fields of power batteries and energy storage batteries. The existing lithium iron phosphate synthesis route can be divided into a ferrous oxalate route, a ferric trioxide route and a ferric orthophosphate route according to an iron source. The lithium iron phosphate prepared by adopting the ferric orthophosphate route has the highest discharge capacity for the three routes.

In the production and preparation process of the ferric orthophosphate, the pulping and aging operation of the ferric orthophosphate is involved. Wherein the pulping is to fully mix the ferric orthophosphate filter cake with water and use acid liquor to adjust the pH value of the pulp. And conveying the slurry into an aging device after a certain period of time, and heating the slurry in the aging device. Therefore, the production equipment is wasted through two-step operation and the use of a plurality of equipment, the production process is complicated, and the production efficiency is limited to a certain extent.

Therefore, a pulping and aging integrated device for ferric orthophosphate is needed, and the problems that in the production and preparation process of ferric orthophosphate, pulping and aging of ferric orthophosphate are carried out through two steps, the production process is complicated, and the overall production efficiency is affected are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a making beating ageing integration equipment of ferric orthophosphate to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a making beating of ferric phosphate ageing integration equipment, includes reation kettle, the reation kettle top is fixed with the top cap, be fixed with on the top cap with the inside inlet pipe that communicates of reation kettle, the central point of top cap puts and rotates and be connected with the axis of rotation, the top of top cap is fixed with the coaxial fixed motor in top of output and axis of rotation, be fixed with scraper structure on the side of axis of rotation, be fixed with a plurality of puddler a that are the annular and distribute on the side of axis of rotation, the ventilation chamber has been seted up in reation kettle's the lateral wall, one side of reation kettle is provided with the air heater, the output of air heater is fixed with the defeated tuber pipe with ventilation chamber intercommunication, set up the ventilation aperture with ventilation chamber intercommunication on reation kettle's the lateral wall.

What need explain in the scheme is, scrape the material mechanism and include the connecting rod fixed with the axis of rotation side, the connecting rod is provided with two and is the symmetric distribution, the one end that the axis of rotation was kept away from to the connecting rod is fixed with the block rubber, the one end that the connecting rod was kept away from to the block rubber is fixed with the scraper blade of the inside wall contact with reation kettle.

It is further worth mentioning that a plurality of stirring rods b are obliquely arranged and fixed on the stirring rod a.

It should be further noted that through holes are formed in the side surfaces of the stirring rod a and the stirring rod b, and the through holes are arranged in a plurality of equidistant distribution.

As a preferred embodiment, a temperature sensor is fixed on the inner side wall of the reaction kettle, and a temperature display screen electrically connected with the temperature sensor is fixed on the outer side wall of the reaction kettle.

As a preferable embodiment, a discharging pipe communicated with the inside of the reaction kettle is fixed at the bottom of the reaction kettle, and a valve is fixedly arranged on the discharging pipe.

Compared with the prior art, the utility model provides a pair of making beating ageing integration equipment of ferric orthophosphate includes following beneficial effect at least:

(1) Through water in a plurality of pivoted puddlers an to reation kettle, ferric orthophosphate filter cake and acidizing fluid stir at the uniform velocity, make the material homogeneous mixing in the reation kettle, reach the purpose of making beating, the air heater will be hot-blast continuously carries the ventilation intracavity through the air delivery pipe, heat the thick liquids in the reation kettle, rise to the uniform temperature with the inside thick liquids of reation kettle, and keep the certain time, reach the purpose of ageing, discharge the thick liquids at last can, the making beating of ferric orthophosphate and two steps of ageing can be accomplished simultaneously to this device in same reation kettle, simplify the preparation process, and the production efficiency is improved.

(2) The inside wall of reation kettle is continuously scraped through the pivoted scraper blade, and the rubber block that sets up makes scraper blade elasticity scrape the reation kettle inside wall, scrapes the material of adhesion on the reation kettle inside wall down and reacts, improves the sufficiency that the raw materials mixes, save raw materials.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the scraper of the present invention;

fig. 3 is a partial structural schematic view of a stirring rod a according to the present invention;

fig. 4 is a schematic diagram of the local structure of the through hole of the present invention.

In the figure: 1. a rotating shaft; 2. a scraping mechanism; 201. a connecting rod; 202. a rubber block; 203. A squeegee; 3. a reaction kettle; 4. a feed pipe; 5. a motor; 6. a small vent hole; 7. a discharge pipe; 8. a valve; 9. a hot air blower; 10. a wind delivery pipe; 11. a top cover; 12. a temperature sensor; 13. a temperature display screen; 14. a ventilation cavity; 15. a stirring rod a; 16. a stirring rod b; 17. And a through hole.

Detailed Description

The present invention will be further described with reference to the following examples.

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical solution of the embodiments of the present invention, and obviously, the described embodiments are a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative labor are within the scope of the protection of the present invention based on the described embodiments of the present invention.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Please refer to fig. 1-4, the utility model provides a pulping and aging integrated device of ferric orthophosphate, including a reaction kettle 3, a top cover 11 is fixed on the top end of the reaction kettle 3, a feeding pipe 4 communicated with the inside of the reaction kettle 3 is fixed on the top cover 11, the center position of the top cover 11 is rotationally connected with a rotating shaft 1, a motor 5 with an output end coaxially fixed with the top end of the rotating shaft 1 is fixed on the top cover 11, a scraping mechanism 2 is fixed on the side surface of the rotating shaft 1, a plurality of stirring rods a15 distributed in an annular shape are fixed on the side surface of the rotating shaft 1, a ventilation cavity 14 is opened in the side wall of the reaction kettle 3, an air heater 9 is arranged on one side of the reaction kettle 3, an air conveying pipe 10 communicated with the ventilation cavity 14 is fixed on the output end of the air heater 9, and a ventilation small hole 6 communicated with the ventilation cavity 14 is opened on the side wall of the reaction kettle 3; water, ferric phosphate filter cakes and acid liquor are introduced into a reaction kettle 3 through an inlet pipe 4, a starting motor 5 is started to work, the output end of the motor 5 drives a rotating shaft 1 to rotate, the rotating shaft 1 drives a plurality of stirring rods a15 and a scraping mechanism 2 to synchronously rotate, the scraping mechanism 2 continuously scrapes the inner side wall of the reaction kettle 3, materials adhered to the inner side wall of the reaction kettle 3 are scraped to react, the mixing sufficiency of the raw materials is improved, the raw materials are saved, the water in the reaction kettle 3, the ferric phosphate filter cakes and the acid liquor are stirred at a constant speed by the rotating stirring rods a15, the materials in the reaction kettle 3 are uniformly mixed to achieve the purpose of pulping, after the materials in the reaction kettle 3 are uniformly mixed for a certain time, a hot air fan 9 is started to work, hot air is continuously conveyed into a ventilation cavity 14 by the hot air fan 9 through an air conveying pipe 10, the sizing in the reaction kettle 3 is heated, the sizing agent in the reaction kettle 3 is raised to a certain temperature and kept for a certain time to achieve the purpose of ageing, and finally the sizing agent is discharged out, the device can simultaneously complete the procedures of preparing and the ferric phosphate and simplify the production efficiency of the same reaction kettle 3.

Further as shown in fig. 3 and fig. 4, it is worth specifically describing that the scraping mechanism 2 includes two connecting rods 201 fixed to the side surface of the rotating shaft 1, the two connecting rods 201 are symmetrically distributed, a rubber block 202 is fixed to one end of each connecting rod 201 away from the rotating shaft 1, and a scraper 203 contacting with the inner side wall of the reaction kettle 3 is fixed to one end of each rubber block 202 away from the connecting rods 201; drive connecting rod 201 synchronous rotation when axis of rotation 1 rotates, connecting rod 201 drives scraper blade 203 and rotates, and scraper blade 203 lasts to scrape to reation kettle 3's inside wall, and the rubber piece 202 that sets up makes scraper blade 203 elasticity scrape 3 inside walls of reation kettle, scrapes the material of adhesion on 3 inside walls of reation kettle down and reacts, improves the sufficiency that the raw materials mixed, save raw materials.

Further as shown in fig. 2, it is worth specifically explaining that a temperature sensor 12 is fixed on the inner side wall of the reaction kettle 3, the model of the temperature sensor 12 is 1210K3950, and a temperature display screen 13 electrically connected with the temperature sensor 12 is fixed on the outer side wall of the reaction kettle 3; during specific work, the temperature of the materials in the reaction kettle 3 is detected through the temperature sensor 12 and displayed in real time through the temperature display screen 13, so that the temperature of the materials in the reaction kettle 3 can be conveniently controlled by workers.

The scheme has the following working processes: water, ferric phosphate filter cakes and acid liquor are introduced into a reaction kettle 3 through a feeding pipe 4, a motor 5 is started to work, the output end of the motor 5 drives a rotating shaft 1 to rotate, the rotating shaft 1 drives a plurality of stirring rods a15 to synchronously rotate, the plurality of rotating stirring rods a15 stir the water, the ferric phosphate filter cakes and the acid liquor in the reaction kettle 3 at a constant speed, so that the materials in the reaction kettle 3 are uniformly mixed, the purpose of pulping is achieved, after the materials in the reaction kettle 3 are uniformly mixed after a certain period of stirring, a hot air fan 9 is started to work, the hot air fan 9 continuously conveys hot air into a ventilation cavity 14 through an air conveying pipe 10 to heat the slurry in the reaction kettle 3, the temperature of the materials in the reaction kettle 3 is raised to a certain temperature, the temperature of the materials in the reaction kettle 3 is detected through a temperature sensor 12, the temperature is displayed in real time through a temperature display screen 13, and is kept for a certain time, and the purpose of aging is achieved; drive connecting rod 201 synchronous rotation when axis of rotation 1 rotates, connecting rod 201 drives scraper blade 203 and rotates, and scraper blade 203 lasts to scrape to reation kettle 3's inside wall, and the rubber block 202 that sets up makes scraper blade 203 elasticity scrape 3 inside walls of reation kettle, scrapes the material of adhesion on 3 inside walls of reation kettle and reacts down.

According to the working process, the following steps are known: this device can accomplish the making beating of ferric orthophosphate and two steps of ageing simultaneously in same reation kettle 3, simplifies the preparation process, improves production efficiency, and the rubber block 202 that sets up makes scraper blade 203 elasticity scrape reation kettle 3 inside wall, scrapes the material of adhesion on reation kettle 3 inside wall down and reacts, improves the sufficiency that the raw materials mixes, save raw materials.

As further shown in fig. 4, it is worth concretely explaining that a plurality of stirring rods b16 are fixed on the stirring rod a15, and the stirring rods b16 are obliquely arranged; during specific work, the stirring rod b16 is used for assisting in stirring the materials in the reaction kettle 3, so that the uniform mixing efficiency of the materials in the reaction kettle 3 is improved.

Further as shown in fig. 4, it is worth specifically describing that through holes 17 are formed in the side surfaces of the stirring rod a15 and the stirring rod b16, and the through holes 17 are provided in plurality and are distributed at equal intervals; in particular, the plurality of through holes 17 are provided to reduce resistance to rotation of the agitating levers a15 and b 16.

Further as shown in fig. 1, it is worth specifically explaining that a discharge pipe 7 communicated with the inside of the reaction kettle 3 is fixed at the bottom of the reaction kettle 3, and a valve 8 is fixedly installed on the discharge pipe 7; during specific work, after materials in the reaction kettle 3 are aged into slurry, the valve 8 is opened, and the slurry is discharged through the discharge pipe 7.

To sum up: this device can accomplish two steps of making beating and ageing of ferric orthophosphate simultaneously in same reation kettle 3, simplify the preparation process, the production efficiency is improved, the rubber slab 202 that sets up makes scraper blade 203 elasticity scrape reation kettle 3 inside wall, scrape the material of adhesion on the reation kettle 3 inside wall down and react, the sufficiency that improves the raw materials and mix, save raw materials, puddler b16 that sets up carries out supplementary stirring to the material in reation kettle 3, improve the efficiency of the interior material homogeneous mixing of reation kettle 3, a plurality of through-holes 17 that set up reduce the resistance when puddler a15 and puddler b16 rotate, survey the temperature of material in reation kettle 3 through temperature sensor 12, and show in real time through temperature display screen 13, make things convenient for the temperature of workman's control material in reation kettle 3, after the material in the reation kettle 3 becomes the thick liquids, open valve 8, discharge thick liquids through row material pipe 7.

The motor 5 can be purchased in the market, and the motor 5 is provided with a power supply, which belongs to the mature technology in the field and is fully disclosed, so the repeated description is not repeated in the specification.

Unless defined otherwise, technical or scientific terms used herein should be understood as commonly understood by one of ordinary skill in the art, and the use of the terms "comprising" or "including" and the like in the present invention is intended to mean that elements or items listed before the term encompass elements or items listed after the term and their equivalents, without excluding other elements or items, that "connected" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect, that "up", "down", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a making beating of ferric orthophosphate ageing integration equipment, includes reation kettle (3), its characterized in that, reation kettle (3) top is fixed with top cap (11), be fixed with inlet pipe (4) with reation kettle (3) inside intercommunication on top cap (11), the central point of top cap (11) puts to rotate and is connected with axis of rotation (1), the top of top cap (11) is fixed with motor (5) of the coaxial fixed in top of output and axis of rotation (1), be fixed with on the side of axis of rotation (1) and scrape material mechanism (2), be fixed with a plurality of puddler a (15) that are the annular and distribute on the side of axis of rotation (1), ventilation chamber (14) have been seted up in the lateral wall of reation kettle (3), one side of reation kettle (3) is provided with air heater (9), the output of air heater (9) is fixed with air duct (10) that communicate with ventilation chamber (14), set up ventilation aperture (6) that communicate with ventilation chamber (14) on the lateral wall of reation kettle (3).

2. The equipment for integrating pulping and aging of ferric orthophosphate as claimed in claim 1, wherein said scraping mechanism (2) comprises two connecting rods (201) fixed to the side of the rotating shaft (1), said connecting rods (201) are symmetrically arranged, one end of the connecting rod (201) far away from the rotating shaft (1) is fixed with a rubber block (202), and one end of the rubber block (202) far away from the connecting rod (201) is fixed with a scraper (203) contacting with the inner side wall of the reaction kettle (3).

3. The integrated equipment for pulping and aging of ferric orthophosphate as claimed in claim 1, characterized in that a stirring rod b (16) is fixed on the stirring rod a (15), and the stirring rod b (16) is arranged in an inclined way and provided with a plurality of stirring rods.

4. The integrated equipment for pulping and aging of ferric orthophosphate as claimed in claim 3, characterized in that the side surfaces of the stirring rod a (15) and the stirring rod b (16) are provided with through holes (17), and the through holes (17) are arranged in plurality and distributed at equal intervals.

5. The equipment for integrating pulping and aging of ferric orthophosphate as claimed in claim 1, characterized in that a temperature sensor (12) is fixed on the inner side wall of the reaction kettle (3), and a temperature display screen (13) electrically connected with the temperature sensor (12) is fixed on the outer side wall of the reaction kettle (3).

6. The integrated equipment for pulping and aging ferric orthophosphate as claimed in claim 5, characterized in that a discharging pipe (7) communicated with the inside of the reaction kettle (3) is fixed at the bottom of the reaction kettle (3), and a valve (8) is fixedly arranged on the discharging pipe (7).