CN216129446U

CN216129446U - Industrial waste acid recycling and purifying system

Info

Publication number: CN216129446U
Application number: CN202122723244.0U
Authority: CN
Inventors: 陈伯占
Original assignee: Suzhou Bixinhe Environmental Technology Co ltd
Current assignee: Suzhou Bixinhe Environmental Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-03-25
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses an industrial waste acid recovery and purification system, which comprises a sedimentation cylinder and an oxidation cylinder, wherein the bottom of the sedimentation cylinder is provided with a bottom cylinder communicated with the sedimentation cylinder, the inner side of the sedimentation cylinder is provided with a clamping seat, a filter screen layer is assembled on the clamping seat, a sand filter disc positioned below the sedimentation cylinder is also fixedly installed on the bottom cylinder, the top of the sedimentation cylinder is provided with a liquid inlet pipe, the bottom of the bottom cylinder is fixedly connected with an acid-resistant pipe, the bottom cylinder is fixedly connected with the oxidation cylinder through the acid-resistant pipe, and the output end of the oxidation cylinder is fixedly connected with an ultrasonic extractor; this industry waste acid recovery clean system through the setting of settling a section of thick bamboo and end section of thick bamboo, can carry out preliminary purification to the industry waste acid, filters and adsorbs wherein adulterated impurity, and the setting of each subassembly in the oxidation section of thick bamboo is convenient for make the oxidation reaction take place between waste acid and the nitric acid, cooperates the ultrasonic extractor again to carry out solid-liquid separation and stoving to its reactant to can carry out high-efficient purification and reutilization to the waste acid.

Description

Industrial waste acid recycling and purifying system

Technical Field

The utility model relates to the technical field of industrial waste acid purification, in particular to an industrial waste acid recovery and purification system.

Background

The waste acid can be divided into organic waste acid and inorganic waste acid according to different media in the acid, wherein the inorganic waste acid accounts for about 65 percent, and the organic waste acid accounts for about 35 percent; the organic waste acid contains various residual acids and also contains higher COD and chromaticity, the inorganic waste acid contains heavy metal salt and total phosphorus, the industrial waste acid is extremely treated, the waste acid is generated in various industries, and according to the comprehensive research and statistics of the industries, the waste acid with various concentrations generated in the field of chemical industry every year is nearly 8000 ten thousand tons, and the waste acid belongs to the households generating the waste acid.

Aiming at the existing waste acid treatment, the existing modes mainly comprise a cooling crystallization method, an evaporation crystallization method, a spray burning decomposition method, an ion exchange method, a solvent extraction method, a neutralization method, a dialysis method and the like. However, the treatment methods generally have the problems of high investment and operation cost, non-ideal treatment effect and the like, wherein the methods such as a cooling crystallization method, an evaporative crystallization method, a spray combustion decomposition method and the like also have the defects of high energy consumption, difficult equipment maintenance and the like, and simultaneously generate a large amount of waste gas and waste residues; the running stability of the ion exchange method and the dialysis method is poor, and the acid recovery is not thorough; the solvent extraction method and the neutralization method need to consume a large amount of chemical reagents and are easy to cause secondary pollution

Therefore, an industrial waste acid recycling and purifying system is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an industrial waste acid recovery and purification system, which solves the problem that the prior device is difficult to purify and reuse the waste acid liquor efficiently.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an industry waste acid recovery clean system, is including subsiding a section of thick bamboo and oxidation section of thick bamboo, the bottom of subsiding a section of thick bamboo is provided with rather than the end section of thick bamboo that is linked together, the inboard of subsiding a section of thick bamboo is equipped with the cassette, be equipped with the filter screen layer on the cassette, and go back fixed mounting on the end section of thick bamboo and be located the sand filter dish of subsiding a section of thick bamboo below, the top of subsiding a section of thick bamboo is provided with the feed liquor pipe, the bottom fixedly connected with acid-proof pipe of end section of thick bamboo, end section of thick bamboo is through acid-proof pipe fixedly connected with oxidation section of thick bamboo, the output fixedly connected with ultrasonic extractor of oxidation section of thick bamboo, the top fixed mounting of oxidation section of thick bamboo has the micropump, micropump input end fixed connection is on the nitric acid bucket, the inboard of oxidation section of thick bamboo is provided with the spray tube that is linked together with the micropump output, and sets up forty-five orifices of regular distribution on the outer wall of spray tube.

Preferably, the settling cylinder and the clamping seat are detachably sleeved, an annular filter screen layer is assembled on the inner side of the clamping seat, a micro motor is sleeved on the inner side of the filter screen layer, two output ends are arranged at the top and the bottom of the micro motor, and an upper stirring plate and a lower stirring plate are respectively fixedly sleeved at the two output ends of the micro motor.

Preferably, the sedimentation cylinder and the bottom cylinder are detachably sleeved, and a thread ring group matched with the bottom cylinder and the sand filtering disc is also arranged between the bottom cylinder and the sand filtering disc.

Preferably, the output end of the bottom barrel is fixedly provided with a first acid-resistant pump, the output end of the first acid-resistant pump is fixedly connected with an acid-resistant pipe, and a transfusion opening matched with the specification of the acid-resistant pipe is formed in the upper portion of the outer wall of the oxidation barrel.

Preferably, the output end of the oxidation cylinder is fixedly connected with an ultrasonic extractor through a guide pipe, and the guide pipe is further sleeved with a second acid-resistant pump.

Preferably, the output end of the ultrasonic extractor is provided with two discharge ports of a light phase and a heavy phase.

(III) advantageous effects

The utility model provides an industrial waste acid recovery and purification system. The method has the following beneficial effects:

1. this industry waste acid recovery clean system through the setting of settling a section of thick bamboo and end section of thick bamboo, can carry out preliminary purification to the industry waste acid, filters and adsorbs wherein adulterated impurity, and the setting of each subassembly in the oxidation section of thick bamboo is convenient for make the oxidation reaction take place between waste acid and the nitric acid, cooperates the ultrasonic extractor again to carry out solid-liquid separation and stoving to its reactant to reach the effect of carrying out high-efficient purification and reutilization to the waste acid.

2. This industry waste acid recovery clean system through the setting of each subassembly on the inboard cassette of a section of thick bamboo that subsides, can utilize micro motor to drive and stir the board and stir down in the waste acid liquid to guarantee filter screen layer and sand filter disc to the filtration and the adsorption effect of impurity in the waste acid liquid, guaranteed the device to the edulcoration effect of waste acid liquid, avoid current device simple structure and lead to appearing to the not good condition of waste acid liquid edulcoration effect.

3. This industry waste acid recovery clean system, through the setting of micropump output end spray tube, can exert thrust through the micropump to the nitric acid, make it get into the spray tube, the area of contact between nitric acid and the pickle liquor can be guaranteed in the setting of collocation orifice to guarantee its oxidation effect to the pickle liquor, so that the waste acid carries out high-efficient oxidation, so that follow-up carry out the reutilization to it.

Drawings

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

FIG. 2 is a schematic structural view of the inner side of the settling tank of the present invention;

FIG. 3 is a schematic structural view of the inside of the oxidation cylinder according to the present invention.

In the figure: 1. a settling cylinder; 2. a bottom cylinder; 3. an oxidation cylinder; 4. an ultrasonic extractor; 5. a first acid resistant pump; 6. an acid-resistant tube; 7. an infusion port; 8. a liquid inlet pipe; 9. a second acid-resistant pump; 10. a micro-pump; 11. an upper stirring plate; 12. a lower stirring plate; 13. a card holder; 14. a micro motor; 15. a screen layer; 16. a sand filtering disc; 17. a nozzle; 18. and (6) spraying the holes.

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.

Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: an industrial waste acid recovery and purification system comprises a settling cylinder 1 and an oxidation cylinder 3, wherein a bottom cylinder 2 communicated with the settling cylinder 1 is arranged at the bottom of the settling cylinder 1, a clamping seat 13 is assembled on the inner side of the settling cylinder 1, a filter screen layer 15 is assembled on the clamping seat 13, a sand filter disc 16 positioned below the settling cylinder 1 is also fixedly installed on the bottom cylinder 2, a liquid inlet pipe 8 is arranged at the top of the settling cylinder 1, an acid-resistant pipe 6 is fixedly connected to the bottom of the bottom cylinder 2, the oxidation cylinder 3 is fixedly connected to the bottom cylinder 2 through the acid-resistant pipe 6, an ultrasonic extractor 4 is fixedly connected to the output end of the oxidation cylinder 3, a micro pump 10 is fixedly installed at the top of the oxidation cylinder 3, the input end of the micro pump 10 is fixedly connected to a nitric acid cylinder, a spray pipe 17 communicated with the output end of the micro pump 10 is arranged on the inner side of the oxidation cylinder 3, and forty-five spray holes 18 which are regularly distributed are formed in the outer wall of the spray pipe 17;

in the embodiment, it should be added that the industrial waste acid recovery and purification system can primarily purify industrial waste acid by arranging the settling cylinder 1 and the bottom cylinder 2, and filter and adsorb impurities doped in the industrial waste acid, and the arrangement of each component in the oxidation cylinder 3 facilitates the oxidation reaction between the waste acid and nitric acid, and then the waste acid is subjected to solid-liquid separation and drying by matching with the ultrasonic extractor 4, so that the effects of efficient purification and secondary utilization of the waste acid are achieved.

In this embodiment, it should be added that the settling cylinder 1 and the clamping seat 13 are detachably sleeved, the inner side of the clamping seat 13 is provided with an annular filter screen layer 15, the inner side of the filter screen layer 15 is sleeved with a micro motor 14, the top and the bottom of the micro motor 14 are provided with two output ends, and the two output ends of the micro motor 14 are respectively and fixedly sleeved with an upper stirring plate 11 and a lower stirring plate 12;

wherein, this industry waste acid recovery clean system through the setting of each subassembly on the inboard cassette 13 of a section of thick bamboo 1 that subsides, can utilize micro motor 14 to drive and stir board 11 and stir down board 12 and stir in waste acid liquid to guarantee filter screen layer 15 and filter sand dish 16 to the filtration and the adsorption effect of impurity in the waste acid liquid, guaranteed the device to the edulcoration effect of waste acid liquid, avoid current device simple structure and lead to appearing to the not good condition of waste acid liquid edulcoration effect.

In this embodiment, it should be added that the settling cylinder 1 and the bottom cylinder 2 are detachably sleeved, and a matched thread ring set is also arranged between the bottom cylinder 2 and the sand filtering disc 16;

wherein, the setting of sand filter disc 16 is convenient for dismantle it in end section of thick bamboo 2 to be convenient for clear up the impurity that remains on sand filter disc 16 after the purification.

In this embodiment, it should be added that the output end of the bottom cylinder 2 is fixedly provided with a first acid-proof pump 5, the output end of the first acid-proof pump 5 is fixedly connected with an acid-proof pipe 6, and a transfusion port 7 matched with the specification of the acid-proof pipe 6 is arranged above the outer wall of the oxidation cylinder 3;

in this embodiment, it should be further added that the output end of the oxidation cylinder 3 is fixedly connected with the ultrasonic extractor 4 through a conduit, and the conduit is further sleeved with a second acid-proof pump 9;

wherein the provision of the first and second acid-

resistant pumps

5, 9 facilitates control of the progress of the apparatus for waste acid purification.

In this embodiment, it should be added that the output end of the ultrasonic extractor 4 is provided with two discharge ports for the light phase and the heavy phase;

wherein, this industry waste acid recovery clean system, through the setting of micropump 10 output end spray tube 17, can exert thrust through micropump 10 to the nitric acid, make it get into spray tube 17 in, the area of contact between nitric acid and the pickle liquor can be guaranteed in the setting of collocation orifice 18 to guarantee its oxidation effect to the pickle liquor, so that the waste acid carries out high-efficient oxidation, so that follow-up carry out the reutilization to it.

The working principle and the using process of the utility model are as follows: when the device is required to purify the waste acid liquid, the waste acid liquid is conveyed into the settling cylinder 1 from the liquid inlet pipe 8, then the micro motor 14 is started to stir the waste acid, meanwhile, the clamping seat 13 and the sand filtering disc 16 can filter and adsorb impurities in the waste acid liquid, then the first acid-resistant pump 5 is started to convey the filtered waste acid liquid into the oxidation cylinder 3, the micro pump 10 is started to convey nitric acid into the spray pipe 17, the nitric acid is sprayed into the inner cavity of the oxidation cylinder 3 through the spray hole 18 to generate an oxidation reaction between the nitric acid and the waste acid liquid, then the second acid-resistant pump 9 is started to convey the reacted mixed material into the ultrasonic extractor 4, the mixed material is subjected to solid-liquid separation and drying, and the reactant is discharged through the light phase outlet and the heavy phase outlet to facilitate secondary utilization and discharge of the mixed material.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an industrial waste acid retrieves clean system which characterized in that: comprises a sedimentation cylinder (1) and an oxidation cylinder (3), the bottom of the sedimentation cylinder (1) is provided with a bottom cylinder (2) communicated with the sedimentation cylinder, the inner side of the sedimentation cylinder (1) is provided with a clamping seat (13), the clamping seat (13) is provided with a filter screen layer (15), the bottom cylinder (2) is also fixedly provided with a sand filter disc (16) positioned below the sedimentation cylinder (1), the top of the sedimentation cylinder (1) is provided with a liquid inlet pipe (8), the bottom of the bottom cylinder (2) is fixedly connected with an acid-proof pipe (6), the bottom cylinder (2) is fixedly connected with the oxidation cylinder (3) through the acid-proof pipe (6), the output end of the oxidation cylinder (3) is fixedly connected with an ultrasonic extractor (4), the top of the oxidation cylinder (3) is fixedly provided with a micro pump (10), the input end of the micro pump (10) is fixedly connected with the nitric acid cylinder, the inner side of the oxidation cylinder (3) is provided with a spray pipe (17) communicated with the output end of the micro pump (10), and forty-five spray holes (18) which are regularly distributed are arranged on the outer wall of the spray pipe (17).

2. The industrial waste acid recovery and purification system according to claim 1, wherein: for dismantling the suit between settling cask (1) and cassette (13), the inboard of cassette (13) is equipped with annular filter screen layer (15), the inboard cover of filter screen layer (15) is equipped with micro motor (14), the top and the bottom of micro motor (14) are provided with two outputs, and two outputs of micro motor (14) are fixed the cover respectively and are equipped with and stir board (11) and stir board (12) down.

3. The industrial waste acid recovery and purification system according to claim 1, wherein: the sedimentation cylinder (1) and the bottom cylinder (2) are detachably sleeved, and a thread ring group matched with the bottom cylinder (2) and the sand filtering disc (16) is also arranged between the bottom cylinder (2) and the sand filtering disc.

4. The industrial waste acid recovery and purification system according to claim 1, wherein: the output fixed mounting of end section of thick bamboo (2) has first acid resisting pump (5), the output fixedly connected with of first acid resisting pump (5) acidproof pipe (6), and the top of oxidation section of thick bamboo (3) outer wall be provided with infusion mouth (7) of acidproof pipe (6) specification looks adaptation.

5. The industrial waste acid recovery and purification system according to claim 1, wherein: the output end of the oxidation cylinder (3) is fixedly connected with an ultrasonic extractor (4) through a guide pipe, and a second acid-resistant pump (9) is further sleeved on the guide pipe.

6. The industrial waste acid recovery and purification system according to claim 1, wherein: the output end of the ultrasonic extractor (4) is provided with two discharge ports of a light phase and a heavy phase.