CN215783389U

CN215783389U - Lime neutralization and waste acid treatment device for lead storage battery recovery

Info

Publication number: CN215783389U
Application number: CN202122431566.8U
Authority: CN
Inventors: 应允峰; 魏允有; 朱庆勇
Original assignee: ANHUI HUAXIN LEAD INDUSTRY GROUP CO LTD
Current assignee: ANHUI HUAXIN LEAD INDUSTRY GROUP CO LTD
Priority date: 2021-10-10
Filing date: 2021-10-10
Publication date: 2022-02-11
Anticipated expiration: 2031-10-10

Abstract

The utility model discloses a lime neutralization and waste acid treatment device for lead storage battery recovery, and relates to the technical field of lead storage battery recovery. The lime slurry mixing device comprises a first reaction tank, wherein a stirring mechanism for accelerating acid-base neutralization reaction is arranged in the first reaction tank, a feeding pipe is fixedly communicated with the top surface of the first reaction tank, a glass pipe liquid level meter is fixedly communicated with the side surface of the first reaction tank, the side surface of the first reaction tank is also communicated with a second reaction tank through a connecting pipe, a water inlet pipe is fixedly communicated with the top surface of the second reaction tank, and a grinding mechanism for grinding the lime slurry is also arranged on the top surface of the second reaction tank. According to the utility model, the caked quicklime can be milled by the milling mechanism, so that the caked quicklime is prevented from reacting with water, sampling is carried out by using the glass tube liquid level meter, the pH value of the solution in the reaction tank I is checked, and acid-base neutralization reaction can be accelerated by using the stirring mechanism, so that the treatment of contaminated acid is facilitated.

Description

Lime neutralization and waste acid treatment device for lead storage battery recovery

Technical Field

The utility model belongs to the technical field of lead storage battery recovery, and particularly relates to a lime neutralization and waste acid treatment device for lead storage battery recovery.

Background

The waste battery recycling means that the used battery is recycled, the most used industrial battery in China is a lead storage battery, the lead storage battery is the battery with the largest yield and the most wide application in the world, the sales account for more than 30% of the global sales of the battery, the annual yield of the lead storage battery in China is nearly 3000 million KWH, the pollution of the battery is mainly the pollution of heavy metal lead and electrolyte solution, and the lead can cause symptoms of neurasthenia, deadlimb, dyspepsia of the digestive system, blood poisoning, kidney injury and the like of the nervous system.

The existing lime neutralization and contaminated acid treatment device for lead storage battery recovery has certain defects: the adopted quicklime often has a lot of caking, the massive quicklime reacts with water slowly to influence efficiency, and the acid-base neutralization reaction rate is slow, so that certain inconvenience is brought to the treatment of contaminated acid.

In order to solve the problems, the utility model provides a lime neutralization and waste acid treatment device for lead storage battery recovery.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lime neutralizing waste acid treatment device for lead storage battery recovery, which solves the problems that the existing lime neutralizing waste acid treatment device for lead storage battery recovery is difficult to agglomerate in quicklime, the reaction of massive quicklime and water is slow, the efficiency is influenced, and in addition, the acid-base neutralization reaction rate is slow, so that certain inconvenience is brought to the treatment of waste acid.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a lime neutralizing and contaminated acid treatment device for lead storage battery recovery, which comprises a first reaction tank, wherein a stirring mechanism for accelerating acid-base neutralization reaction is arranged in the first reaction tank, a feeding pipe is fixedly communicated with the top surface of the first reaction tank, a glass tube liquid level meter is fixedly communicated with the side surface of the first reaction tank, the side surface of the first reaction tank is also communicated with a second reaction tank through a connecting pipe, a water inlet pipe is fixedly communicated with the top surface of the second reaction tank, and a grinding mechanism for grinding raw lime is also arranged on the top surface of the second reaction tank.

Further, the stirring mechanism includes: rotate motor two, helical blade and dwang, the top surface fixed mounting of retort one has rotation motor two, and the output of rotating motor two runs through the top surface and the fixedly connected with dwang of retort one through the shaft coupling, and dwang top-down fixedly connected with helical blade rotates motor two and drives dwang and helical blade and rotate to stir retort one inside, be favorable to accelerating acid-base neutralization reaction.

Further, the milling mechanism comprises: the casing, rotate motor one, live-rollers and fixed roll, the fixed intercommunication in top surface of retort two has hollow casing, the side fixed mounting of casing has the motor of rotation one, the output of motor of rotation one runs through side and the fixedly connected with live-rollers of casing through the shaft coupling, still fixedly connected with fixed roll in the casing utilizes the shearing force between pivoted live-rollers and the fixed roll, thereby be favorable to milling the quick lime, avoid the quick lime and the water contact of caking.

Further, the bar groove has been seted up to the preceding terminal surface of casing, a plurality of evenly distributed's of medial surface fixedly connected with fixed block of casing, and sliding connection has the filter screen board between bar groove and the fixed block, and the filter screen board can filter the quick lime to avoid the quick lime and the water contact of caking, the quick lime of caking is slower with the reaction of water, can influence speed.

Further, glass pipe level gauge has at the valve end threaded connection of instrument and blocks the tap screw, and the fixed intercommunication of top surface of retort two has the waste heat recovery pipe, and glass pipe level gauge has at the valve end threaded connection of instrument and blocks the tap screw, uses when can supplying the sample, and the waste heat recovery pipe can be with the heat recovery that quick lime and water reaction generated.

The utility model has the following beneficial effects:

according to the utility model, the caked quicklime can be milled by the milling mechanism, so that the caked quicklime is prevented from reacting with water, sampling is carried out by using the glass tube liquid level meter, the pH value of the solution in the reaction tank I is checked, and acid-base neutralization reaction can be accelerated by using the stirring mechanism, so that the treatment of contaminated acid is facilitated.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic view of the milling mechanism of the present invention;

FIG. 3 is a schematic structural diagram of a filter screen plate according to the present invention;

FIG. 4 is a schematic structural view of the stirring mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below: 1. a first reaction tank; 2. a second reaction tank; 3. A connecting pipe; 4. a housing; 5. rotating the first motor; 6. a water inlet pipe; 7. rotating a second motor; 8. a feed pipe; 9. a glass tube level gauge; 10. a rotating roller; 11. a fixed roller; 12. a filter screen plate; 13. a fixed block; 14. a strip-shaped groove; 15. a helical blade; 16. rotating the rod; 17. and a waste heat recovery pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention is a lime neutralization and contaminated acid treatment apparatus for lead storage battery recycling, including a reaction tank 1, wherein a stirring mechanism for accelerating acid-base neutralization reaction is disposed in the reaction tank 1, and the stirring mechanism includes: a second rotating motor 7, a helical blade 15 and a rotating rod 16, wherein the second rotating motor 7 is fixedly installed on the top surface of the first reaction tank 1, the output end of the second rotating motor 7 penetrates through the top surface of the first reaction tank 1 through a coupler and is fixedly connected with the rotating rod 16, the helical blade 15 is fixedly connected with the acid-base corrosion resistant rotating rod 16 from top to bottom, the rotating rod 16 and the helical blade 15 are driven to rotate by the second rotating motor 7, the rotating rod 16 and the helical blade 15 are both made of aluminum alloy materials, and the surface of the rotating rod 16 and the surface of the helical blade 15 are provided with aluminum oxide, so that the interior of the first reaction tank 1 is stirred to facilitate the acid-base neutralization reaction, the top surface of the first reaction tank 1 is fixedly communicated with a feed pipe 8, the side surface of the first reaction tank 1 is fixedly communicated with a glass pipe liquid level meter 9, the side surface of the first reaction tank 1 is also communicated with a second reaction tank 2 through a connecting pipe 3, and the top surface of the second reaction tank 2 is fixedly communicated with a feed pipe 6, the top surface of the second reaction tank 2 is also provided with a grinding mechanism for grinding the quicklime, and the grinding mechanism comprises: casing 4, rotate motor 5, live-rollers 10 and fixed roll 11, the fixed intercommunication in top surface of retort two 2 has hollow casing 4, the side fixed mounting of casing 4 has live-rollers 5, the output of live-rollers 5 passes through the side and the fixedly connected with live-rollers 10 of casing 4 through the shaft coupling, still fixedly connected with fixed roll 11 in the casing 4, utilize the shearing force between pivoted live-rollers 10 and the fixed roll 11, thereby be favorable to milling the lime, avoid the quick lime and the water contact of caking.

Preferably, the strip-shaped groove 14 has been seted up to the preceding terminal surface of casing 4, and a plurality of evenly distributed's of medial surface fixedly connected with fixed block 13 of casing 4, sliding connection has filter screen board 12 between strip-shaped groove 14 and the fixed block 13, and filter screen board 12 can filter the quick lime to avoid the quick lime and the water contact of caking, the quick lime of caking is slower with the reaction of water, can influence speed.

Preferably, the glass tube liquid level meter 9 is in threaded connection with a blocking hole screw at the valve end of the instrument, the top surface of the reaction tank II 2 is fixedly communicated with a waste heat recovery tube 17, the glass tube liquid level meter 9 is in threaded connection with a blocking hole screw at the valve end of the instrument and can be used during sampling, and the waste heat recovery tube 17 can recover heat generated by reaction of quicklime and water.

As shown in fig. 1 to 4, preferably, the models of the first rotating motor 5 and the second rotating motor 7 are SF-J37 KW, the model of the glass tube liquid level meter 9 is HG5-227-80, and this embodiment is a method for using a lime neutralization and contaminated acid treatment device for lead storage battery recycling: the first 5 of drive rotation motor, the first 5 of rotation motor drives the live-rollers 10 and rotates, forms the shearing force between pivoted live-rollers 10 and the fixed roll 11 and grinds the lime, avoids the quick lime of caking and water contact, and quick lime reacts with water, generates NAOH, and alkaline solution gets into retort 1, utilizes rabbling mechanism can accelerate acid-base neutralization reaction in retort 1.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a lead accumulator retrieves with lime neutralization dirty acid processing apparatus, includes retort one (1), its characterized in that: be provided with the rabbling mechanism that is used for accelerating acid-base neutralization reaction in retort (1), the fixed intercommunication of top surface of retort (1) has inlet pipe (8), the fixed intercommunication in side of retort (1) has glass pipe level gauge (9), the side of retort (1) still communicates retort two (2) through connecting pipe (3), the fixed intercommunication in top surface of retort two (2) has inlet tube (6), the top surface of retort two (2) still is provided with the mechanism of milling that is used for milling to the lime.

2. The lime neutralization and waste acid treatment device for lead storage battery recovery according to claim 1, wherein the stirring mechanism comprises: the reaction tank comprises a rotating motor II (7), a helical blade (15) and a rotating rod (16), wherein the rotating motor II (7) is fixedly installed on the top surface of the reaction tank I (1), the output end of the rotating motor II (7) penetrates through the top surface of the reaction tank I (1) through a coupler and is fixedly connected with the rotating rod (16), and the helical blade (15) is fixedly connected with the rotating rod (16) from top to bottom.

3. The lime neutralization and waste acid treatment device for lead storage battery recycling according to claim 1, wherein the grinding mechanism comprises: the reaction tank comprises a shell (4), a first rotating motor (5), a rotating roller (10) and a fixed roller (11), wherein the top surface of a second reaction tank (2) is fixedly communicated with the hollow shell (4), the side surface of the shell (4) is fixedly provided with the first rotating motor (5), the output end of the first rotating motor (5) penetrates through the side surface of the shell (4) through a coupler and is fixedly connected with the rotating roller (10), and the shell (4) is internally and fixedly connected with the fixed roller (11).

4. The lime neutralization and waste acid treatment device for lead storage battery recycling according to claim 3, wherein a strip-shaped groove (14) is formed in the front end face of the casing (4), a plurality of uniformly distributed fixing blocks (13) are fixedly connected to the inner side face of the casing (4), and a filter screen plate (12) is slidably connected between the strip-shaped groove (14) and the fixing blocks (13).

5. The lime neutralization and waste acid treatment device for lead storage battery recycling according to claim 1, characterized in that the glass tube liquid level meter (9) is screwed with a blocking hole screw at the valve end of the meter.

6. The lime neutralization waste acid treatment device for lead storage battery recovery according to claim 1, characterized in that a waste heat recovery pipe (17) is fixedly communicated with the top surface of the second reaction tank (2).