CN217405531U

CN217405531U - Lead plaster recovery unit

Info

Publication number: CN217405531U
Application number: CN202221287101.8U
Authority: CN
Inventors: 王元儒; 赵文玉
Original assignee: Jiyuan Juxin Resources Comprehensive Utilization Co ltd
Current assignee: Jiyuan Juxin Resources Comprehensive Utilization Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-09-09
Anticipated expiration: 2032-05-26

Abstract

The utility model relates to a waste battery recovery plant technical field, in particular to lead plaster recovery unit, including filtering dilution box the top of filtering dilution box is equipped with the pan feeding funnel, and its bottom is equipped with retrieves and holds the silo the inside of filtering dilution box slides and is equipped with one and filters the box the bottom of filtering the box has been seted up a plurality of and has been crossed the filtration pore, it is the slope form setting to filter the box the right side of filtering the box is equipped with first discharging funnel the right side of filtering the dilution box is equipped with second discharging funnel, first discharging funnel slides and sets up the inside at second discharging funnel. The utility model discloses a lead plaster recovery unit can filter the lead plaster once more before the lead plaster is retrieved, reduces its consistency simultaneously, improves recovery efficiency.

Description

Lead plaster recovery unit

Technical Field

The utility model relates to a waste battery recovery plant technical field, in particular to diachylon recovery unit.

Background

Lead-acid batteries are currently an indispensable power source for motor vehicles, ships and the like. Because of corrosion, passivation and other reasons, the quantity of scrapped lead storage batteries replaced from vehicles and ships every year in China is huge. Scrapped batteries not only waste resources seriously, but also pose serious threats to the ecological environment and human health. The basic raw materials for manufacturing the lead-acid storage battery are metallic lead and sulfuric acid, and a series of chemical reactions occur during the use process of the lead-acid storage battery, so that a plurality of lead-containing compound lead pastes are formed on a battery plate, and the lead pastes mainly comprise PbO, PbO2, PbSO4 and the like. With the scrapping of lead acid batteries, large amounts of lead-containing waste in the batteries need to be disposed of. Lead is a metal harmful to the environment and human health, and various lead wastes can cause great harm to the environment and human body if not reasonably recycled, and particularly, the environment pollution caused by lead plaster and sulfuric acid in the waste lead storage batteries can be avoided only by fully recycling the waste lead storage batteries. The development of a clean and efficient lead recovery technology to realize the sustainable development of lead resources and reduce the secondary pollution to the environment in the lead recovery process becomes a problem to be solved urgently.

The recovery process of the waste lead-acid battery generally comprises the steps of firstly mechanically crushing, then sorting to separate three components of a grid, lead plaster and organic matters, wherein the lead plaster needs to be recovered by a pyrometallurgical or hydrometallurgical method and other smelting means, but the sorted lead plaster has high viscosity and still contains a certain amount of plastic fragments and the like, and the filtration and dilution treatment is still needed before the wet recovery.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a lead plaster recovery unit can filter the lead plaster once more before the lead plaster is retrieved, reduces its consistency simultaneously, improves recovery efficiency.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a lead plaster recovery device comprises a filtering dilution box, wherein a feeding funnel is arranged at the top of the filtering dilution box, a recovery material bearing groove is arranged at the bottom of the filtering dilution box, a filtering box body is arranged in the filtering dilution box in a sliding manner, a plurality of filtering holes are formed in the bottom of the filtering box body, the filtering box body is arranged in an inclined manner, a first discharging funnel is arranged on the right side of the filtering box body, a second discharging funnel is arranged on the right side of the filtering dilution box body, and the first discharging funnel is arranged in the second discharging funnel in a sliding manner;

the top of the filtering and diluting box body is provided with a plurality of high-pressure water spray pipes, the top of each high-pressure water spray pipe is connected with a water delivery pipe, and the bottom of each high-pressure water spray pipe is provided with a plurality of high-pressure water spray heads.

As an improvement: filter the inside of diluting the case and be equipped with first slip bracing piece, second slip bracing piece, first slip bracing piece is located the top of second slip bracing piece the bottom of filtering the box is equipped with a plurality of sliding sleeve, filter the box and slide through sliding sleeve and set up at first slip bracing piece, the top of second slip bracing piece be equipped with a plurality of telescopic cylinder on the leading flank of filtering the diluting case, telescopic cylinder's piston rod is fixed on the leading flank of filtering the box.

As an improvement: a stirring motor is vertically arranged at the bottom of the recovery material-bearing groove, a stirring rod is fixed on a rotor of the stirring motor, and a plurality of stirring blades are arranged on the stirring rod;

the right side of the recovery material bearing groove is provided with a discharge pipe, and the inner wall of the bottom of the discharge pipe is provided with a liquid level detector.

As an improvement: an electric valve is arranged on the discharge pipe.

As an improvement: and a feeding pipe is arranged on the left side surface of the filtering and diluting box body, is positioned above the recycling and material bearing tank and is provided with a liquid flow meter.

To sum up, the utility model discloses following beneficial effect has:

the utility model provides a lead plaster recovery unit, at first put lead plaster into the filter box body through the pan feeding funnel, start telescopic cylinder, make the filter box body move back and forth on first sliding support bar, second sliding support bar, thereby initiatively realize the quick filtration to lead plaster, the impurity such as plastics piece that is rich in lead plaster falls into the inside of second discharging funnel through first discharging funnel, in the filtering process, spray high-pressure water on the filter box body through the high-pressure water shower nozzle, prevent filter hole blocking on the filter box body at first, can wash plastics piece secondly, can realize the dilution to lead plaster at last, make it fall into in retrieving the material-bearing groove through the filter hole fast;

when diluted lead plaster falls into a recovery material-bearing groove, putting a certain amount of citric acid solution into the recovery material-bearing groove through a material-feeding pipe, starting a stirring motor to stir, then adding a small amount of hydrogen peroxide as a reducing agent through the material-feeding pipe, then adding sodium citrate as a desulfurizing agent to enable lead sulfate and the citric acid solution to react to generate lead citrate, and after the lead citrate and the hydrogen peroxide fully react, starting an electric valve to discharge a reaction product discharge pipe;

and then washing and filtering the generated reactant by external equipment, and roasting filter residues at low temperature to generate powder with PbO and Pb as main components.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.

FIG. 1 is a schematic view of the overall structure of a lead paste recycling device;

FIG. 2 is a cross-sectional view of a lead paste recycling apparatus;

wherein: 1. filtering and diluting the box; 2. a feeding funnel; 3. recovering the material bearing groove; 4. a filtering box body; 5. a filtration pore; 6. a first discharge hopper; 7. a second discharge hopper; 8. a high-pressure water spray pipe; 9. a water delivery pipe; 10. a high pressure water jet; 11. a first sliding support bar; 12. a second sliding support bar; 13. a sliding sleeve; 14. a telescopic cylinder; 15. a stirring motor; 16. stirring fan blades; 17. a discharge pipe; 18. a liquid level detector; 19. an electrically operated valve; 20. a feeding pipe; 21. a liquid flow meter.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-2, a lead paste recycling device includes a filtering dilution box 1, a feeding funnel 2 is disposed at the top of the filtering dilution box 1, a recycling receiving groove 3 is disposed at the bottom of the filtering dilution box, a filtering box 4 is slidably disposed inside the filtering dilution box 1, a plurality of filtering holes 5 are disposed at the bottom of the filtering box 4, the filtering box 4 is disposed in an inclined manner, a first discharging funnel 6 is disposed at the right side of the filtering box 4, a second discharging funnel 7 is disposed at the right side of the filtering dilution box 1, and the first discharging funnel 6 is slidably disposed inside the second discharging funnel 7;

the top of the filtering dilution box 1 is provided with a plurality of high-pressure water spray pipes 8, the top of each high-pressure water spray pipe 8 is connected with a water delivery pipe 9, and the bottom of each high-pressure water spray pipe is provided with a plurality of high-pressure water spray nozzles 10.

Be equipped with first slip bracing piece 11 in the inside of filtering dilution box 1, second slip bracing piece 12, first slip bracing piece 11 is located the top of second slip bracing piece 12, bottom filtering box 4 is equipped with a plurality of sliding sleeve 13, filtering box 4 slides through sliding sleeve 13 and sets up at first slip bracing piece 11, the top of second slip bracing piece 12, be equipped with a plurality of telescopic cylinder 14 on filtering dilution box 1's leading flank, telescopic cylinder 14's piston rod is fixed on filtering box 4's leading flank.

A stirring motor 15 is vertically arranged at the bottom of the recovery material-bearing groove 3, a stirring rod is fixed on a rotor of the stirring motor 15, and a plurality of stirring blades 16 are arranged on the stirring rod;

a discharge pipe 17 is arranged on the right side of the recovery material-bearing groove 3, and a liquid level detector 18 is arranged on the inner wall of the bottom of the discharge pipe.

An electric valve 19 is arranged on the discharge pipe 17.

A feeding pipe 20 is arranged on the left side surface of the filtering and diluting box 1, the feeding pipe 20 is positioned above the recovery material-bearing groove 3, and a liquid flow meter 21 is arranged on the feeding pipe 20.

The working principle is as follows: firstly, lead plaster is placed on a filter box body 4 through a feeding funnel 2, a telescopic cylinder 14 is started, the filter box body 4 moves back and forth on a first sliding support rod 11 and a second sliding support rod 12, so that rapid filtering of the lead plaster is achieved actively, impurities such as plastic fragments and the like rich in the lead plaster fall into a second discharging funnel 7 through a first discharging funnel 6, in the filtering process, high-pressure water is sprayed on the filter box body 4 through a high-pressure water sprayer 10, firstly, a filtering hole 5 on the filter box body 4 is prevented from being blocked, secondly, the plastic fragments can be cleaned, and finally, the lead plaster can be diluted and can fall into a recovery material bearing groove 3 through the filtering hole 5 quickly;

when the diluted lead plaster falls into the recovery material bearing groove 3, putting a certain amount of citric acid solution into the recovery material bearing groove 3 through the material inlet pipe 20, starting the stirring motor 15 to stir, then adding a small amount of hydrogen peroxide as a reducing agent through the material inlet pipe 20, then adding sodium citrate as a desulfurizing agent to enable lead sulfate and the citric acid solution to react to generate lead citrate, and after the lead citrate is fully reacted, starting the electric valve 19 to discharge a reaction product discharge pipe 17;

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will appreciate that; the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A lead plaster recovery device is characterized by comprising a filtering dilution box, wherein a feeding funnel is arranged at the top of the filtering dilution box, a recovery material bearing groove is arranged at the bottom of the filtering dilution box, a filtering box body is arranged in the filtering dilution box in a sliding manner, a plurality of filtering holes are formed in the bottom of the filtering box body, the filtering box body is arranged in an inclined manner, a first discharging funnel is arranged on the right side of the filtering box body, a second discharging funnel is arranged on the right side of the filtering dilution box body, and the first discharging funnel is arranged in the second discharging funnel in a sliding manner;

the top of the filtering and diluting box body is provided with a plurality of high-pressure water spray pipes, the top of each high-pressure water spray pipe is connected with a water delivery pipe, and the bottom of each high-pressure water spray pipe is provided with a plurality of high-pressure water spray nozzles.

2. The lead plaster recycling device according to claim 1, wherein a first sliding support rod and a second sliding support rod are disposed inside the filtering dilution box, the first sliding support rod is disposed above the second sliding support rod, a plurality of sliding sleeves are disposed at the bottom of the filtering box, the filtering box is slidably disposed above the first sliding support rod and the second sliding support rod through the sliding sleeves, a plurality of telescopic cylinders are disposed on the front side of the filtering dilution box, and piston rods of the telescopic cylinders are fixed on the front side of the filtering box.

3. The lead plaster recycling device according to claim 1, wherein a stirring motor is vertically arranged at the bottom of the recycling material-bearing groove, a stirring rod is fixed on a rotor of the stirring motor, and a plurality of stirring blades are arranged on the stirring rod;

4. The lead paste recovery device according to claim 3, wherein an electric valve is provided on the discharge pipe.

5. The lead plaster recycling device according to claim 1, wherein a feeding pipe is arranged on the left side surface of the filtering and diluting box body, the feeding pipe is positioned above the recycling and material receiving groove, and a liquid flow meter is arranged on the feeding pipe.