CN219297311U

CN219297311U - Heavy metal separating mechanism for industrial wastewater

Info

Publication number: CN219297311U
Application number: CN202223379883.0U
Authority: CN
Inventors: 陶志刚; 陈校灿
Original assignee: Guangdong Chunqing Environmental Protection Technology Co ltd
Current assignee: Guangdong Chunqing Environmental Protection Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-07-04
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the technical field of heavy metal separation devices, in particular to an industrial wastewater heavy metal separation mechanism, which comprises a treatment tank body and connecting pipes arranged on two sides of the treatment tank body, wherein each connecting pipe is provided with a flange, two filter screens are symmetrically arranged in the treatment tank body, a water tank for storing treatment liquid is arranged below the treatment tank body, and the water tank is communicated with the two filter screens in the treatment tank body through a water outlet pipe arranged at the top of the water tank; according to the utility model, the two filter screens are arranged in the treatment tank body, high-pressure gas is blown into the space between the two filter screens, and the treatment liquid is fed into the space between the two filter screens, so that chemical reaction occurs between the two filter screens, heavy metals in wastewater are precipitated between the two filter screens, the precipitated precipitate is convenient to clean, and the filter screens can be cleaned by arranging the scraping plate on one side of the filter screen, so that the frequency of disassembling and cleaning the filter screens is reduced, and the time for one-time use of the device can be increased.

Description

Heavy metal separating mechanism for industrial wastewater

Technical Field

The utility model relates to the technical field of heavy metal separating devices, in particular to an industrial wastewater heavy metal separating mechanism.

Background

Industrial wastewater comes out of a chemical plant, contains a large amount of heavy metals, and the heavy metals are toxic at first, the direct discharge can pollute the natural environment, and the heavy metals have higher recovery value, so that when the industrial wastewater is treated, heavy metal elements are separated out of the industrial wastewater by using a separation mechanism, and the main separation method in the prior art is alkaline precipitation, and in order to reduce the cost, a calcium hydroxide solution is used.

In prior art in the in-process that retrieves heavy metal in waste water, add alkaline solution to the processing box in more, then use the aerator to blow in the processing box with high-pressure gas to aggravate the intensity of rolling of industrial waste water, and after waste water and alkaline solution take place chemical reaction, filter the reactant that generates, in order to obtain the waste water solution that contains heavy metal low, and the filter screen that is used for filtering the precipitate among the prior art when using, the precipitate on it can be plugged up the mesh of filter screen very fast, and then influence the filtration efficiency of filter screen, need dismantle the filter screen when the clearance filter screen simultaneously, it is comparatively loaded down with trivial details.

Disclosure of Invention

In order to make up the defect that a filter screen for filtering sediment in the prior art can quickly plug meshes of the filter screen when being used, so that the filtering efficiency of the filter screen is affected, and meanwhile, the filter screen needs to be disassembled when being cleaned, the utility model provides the industrial wastewater heavy metal separating mechanism.

The technical scheme of the utility model is as follows:

the utility model provides an industrial waste water heavy metal breaks away from mechanism, includes the treatment jar body and installs the connecting pipe in the treatment jar body both sides, and all installs a flange on every connecting pipe, the inside symmetry of treatment jar installs two filter screens, and the treatment jar body below is equipped with the water tank that is used for depositing the treatment fluid, and the water tank communicates between the outlet pipe at its top and the inside two filter screens of treatment jar, and the treatment jar body below is equipped with the aerator, and the aerator gas outlet intercommunication has the gas supply pipe that stretches into between two filter screens in the treatment jar body, and two filter screens are located two relative one side and all are equipped with a plurality of scrapers for drive scraper blade pivoted connecting axle is installed on the gas supply pipe.

As the preferable technical scheme, every all fixedly connected with backup pad on the connecting pipe, backup pad bottom is fixed with the base, and water tank and aeration machine all install on the base, and a fixed orifices has all been seted up to the base both sides.

As the preferable technical scheme, the water adding pipe is arranged at the top of the water tank, and a plurality of evenly arranged exhaust holes are formed in the outer wall of a section of the air supplying pipe between the two filter screens.

As the preferable technical scheme, the connecting shaft comprises a shaft body which is a main body and protruding shafts which are integrally formed at two sides of the shaft body, the connecting shaft is arranged between two adjacent sections of the air supply pipe, and the protruding shafts are rotationally connected with the inner wall of the air supply pipe.

As the preferable technical scheme, the inside of the shaft body is hollow, two driving shafts are symmetrically arranged in the shaft body, the two driving shafts are fixedly connected with the inside of the shaft body through connecting rods arranged on the outer wall of the shaft body, a transmission shaft is coaxially fixed between the two driving shafts, and at least one turbine blade is arranged on the transmission shaft.

As the preferable technical scheme, a recovery net cage for collecting sediment is arranged at the bottom of the treatment tank body, and the recovery net cage can be pulled out of the treatment tank body.

As the preferable technical scheme, the outer wall of the rear side of the treatment tank body is hinged with a door shield, one movable end of the door shield is fixedly connected with the outer wall of the treatment tank body through a fixed block integrally formed with the door shield, and the section of the door shield is a quarter circle.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the two filter screens are arranged in the treatment tank body, high-pressure gas is blown into the space between the two filter screens, and the treatment liquid is fed into the space between the two filter screens, so that chemical reaction occurs between the two filter screens, heavy metals in the wastewater are precipitated between the two filter screens, and the precipitated precipitate is convenient to clean.

2. According to the utility model, the scraping plate is arranged on one side of the filter screen, so that the filter screen can be cleaned, the frequency of disassembling and cleaning the filter screen is reduced, and the time for one-time use of the device can be prolonged.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of a treatment tank according to the present utility model;

FIG. 3 is a schematic view showing the internal structure of the treatment tank according to the present utility model;

FIG. 4 is an enlarged view of the portion A of FIG. 3 in accordance with the present utility model;

fig. 5 is a schematic structural view of the recovery net cage according to the present utility model.

The meaning of each reference numeral in the figures is:

1. a treatment tank; 10. a connecting pipe; 11. a flange; 12. a door stop; 120. a fixed block; 13. a filter screen; 14. a scraper; 15. a connecting shaft; 150. a shaft body; 151. a protruding shaft; 152. a drive shaft; 153. a connecting rod; 154. a turbine blade; 155. a transmission shaft; 17. recovering the net cage; 2. a support plate; 3. a base; 30. a fixing hole; 4. a water tank; 40. a water outlet pipe; 41. a water pump; 42. a water supply pipe; 5. an aerator; 50. an air supply pipe; 500. and an exhaust hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

the utility model provides an industrial waste water heavy metal breaks away from mechanism, including handling jar body 1 and install the connecting pipe 10 at handling jar body 1 both sides, and all install a flange 11 on every connecting pipe 10, two filter screens 13 are installed to the inside symmetry of handling jar body 1, handling jar body 1 below is equipped with the water tank 4 that is used for depositing the treatment fluid, the water tank 4 communicates between two filter screens 13 in the inside of handling jar body 1 through the outlet pipe 40 that locates its top, handling jar body 1 below is equipped with aerator 5, aerator 5 gas outlet intercommunication has the blast pipe 50 that stretches into between two filter screens 13 in handling jar body 1, two filter screens 13 are located two opposite one side and all are equipped with a plurality of scrapers 14, be used for driving scraper 14 pivoted connecting axle 15 to install on blast pipe 50. Through setting up two filter screens 13 in handling jar body 1 to blow in high pressure gas and send into the treatment fluid between two filter screens 13, take place the chemical reaction between two filter screens 13, deposit heavy metal in the waste water between two filter screens 13, be convenient for clear up the deposit after the deposit, and through installing scraper blade 14 in filter screen 13 one side, can clear up filter screen 13, with the reduction to filter screen 13 dismantles the number of times of clearance, can increase the time of this device disposable.

As the preference of this embodiment, a supporting plate 2 is fixedly connected to each connecting pipe 10, a base 3 is fixed to the bottom of the supporting plate 2, a water tank 4 and an aerator 5 are all installed on the base 3, and a fixing hole 30 is formed in two sides of the base 3. The stability of the whole apparatus can be increased by the support plate 2 and the base 3 provided below the treatment tank 1.

Preferably, the water adding pipe 42 is installed at the top of the water tank 4, and a plurality of evenly arranged air exhaust holes 500 are formed in a section of outer wall of the air supplying pipe 50 between the two filter screens 13. The water adding pipe 42 is convenient for add the treatment fluid in the water tank 4, and the exhaust hole 500 on the air supplying pipe 50 is arranged between the two filter screens 13, so that the movement intensity of the waste liquid of the two filter screen 13 brackets can be limited and only increased, the movement of the waste liquid on two sides of the filter screen 13 is gentle, the reaction speed with the treatment fluid is slower, and sediment formed outside the filter screen 13 is also less, and meanwhile, the device needs to ensure that the waste water always passes through the inside of the treatment tank 1 when in use.

In this embodiment, the connection shaft 15 preferably includes a shaft body 150 as a main body and protruding shafts 151 integrally formed at both sides of the shaft body 150, the connection shaft 15 is installed between two adjacent stages of the air supply pipe 50, and the protruding shafts 151 are rotatably connected to the inner wall of the air supply pipe 50. The scraper 14 can be driven to move on the outer wall of the filter screen 13 by driving the connecting shaft 15 to rotate, so that sediment attached to the filter screen 13 can be scraped clean.

As a preferred embodiment, the shaft body 150 is hollow, and two driving shafts 152 are symmetrically disposed in the shaft body 150, the two driving shafts 152 are fixedly connected with the inside of the shaft body 150 through a connecting rod 153 disposed on the outer wall of the shaft body, a transmission shaft 155 is coaxially fixed between the two driving shafts 152, and at least one turbine blade 154 is mounted on the transmission shaft 155. When the scraper 14 is in use, high-pressure gas is conveyed in the air conveying pipe 50 when the aerator 5 is in use, and when the high-pressure gas passes through the turbine blades 154, the turbine blades 154 are driven to rotate due to the large flow velocity of the high-pressure gas, and then the connecting shaft 15 can be driven to rotate through the turbine blades 154, so that the scraper 14 can be driven to rotate.

Preferably, the bottom of the treatment tank 1 is provided with a recovery net cage 17 for collecting sediment, and the recovery net cage 17 can be pulled out of the treatment tank 1. The recovery net cage 17 is convenient for recovering the sediment between the two filter screens 13. It should be added that the recovery net cage 17 is installed between the two filter screens 13, and the inner wall of the recovery net cage is flush with the outer walls of the two filter screens 13, so that the scraper 14 can rotate normally.

As the preference of this embodiment, the door shield 12 is hinged to the outer wall of the rear side of the treatment tank body 1, the movable end of the door shield 12 is fixedly connected with the outer wall of the treatment tank body 1 through the fixing block 120 integrally formed with the door shield 12, the section of the door shield 12 is a quarter circle, and the door shield 12 can provide an opening, so that the door shield is convenient to detach as a component positioned in the treatment tank body 1. It should be added that the door stop 12 has a length greater than the diameter of the sieve 13, so as to facilitate the operation of removing and installing the sieve 13 inside the treatment tank 1.

When the industrial wastewater heavy metal separating mechanism is used, the device is firstly arranged on a wastewater conveying pipeline, then an aerator 5 is started, high-pressure gas generated by the aerator 5 is conveyed into a treatment tank body 1 through an air conveying pipe 50 and an exhaust hole 500, the high-pressure gas drives a turbine blade 154 in a shaft body 150 to rotate when conveyed in the air conveying pipe 50, then the whole connecting shaft 15 is driven to rotate through a transmission shaft 155, a driving shaft 152 and a connecting rod 153, a scraper 14 is driven to work, a water pump 41 is started while the aerator 5 is started, treatment liquid in a water tank 4 is pumped into the treatment tank body 1 through the water pump 41, chemical reaction can be carried out with wastewater to generate sediment, when the sediment amount reaches a certain value, the wastewater is stopped from being conveyed into the treatment tank body 1, a door shield 12 is opened, and a recovery net cage 17 is taken out from the treatment tank body 1.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Industrial waste water heavy metal breaks away from mechanism, including handling jar body (1) and install connecting pipe (10) in handling jar body (1) both sides, and all install a flange (11), its characterized in that on every connecting pipe (10): two filter screens (13) are symmetrically installed inside the treatment tank body (1), a water tank (4) for storing treatment liquid is arranged below the treatment tank body (1), the water tank (4) is communicated with the two filter screens (13) inside the treatment tank body (1) through a water outlet pipe (40) arranged at the top of the water tank, an aerator (5) is arranged below the treatment tank body (1), an air outlet of the aerator (5) is communicated with an air supply pipe (50) extending into the treatment tank body (1) between the two filter screens (13), a plurality of scraping plates (14) are arranged on one opposite sides of the two filter screens (13), and a connecting shaft (15) for driving the scraping plates (14) to rotate is arranged on the air supply pipe (50).

2. The industrial wastewater heavy metal disengagement mechanism of claim 1, wherein: every all fixedly connected with backup pad (2) on connecting pipe (10), backup pad (2) bottom is fixed with base (3), and water tank (4) and aeration machine (5) all install on base (3), and fixed orifices (30) have all been seted up to base (3) both sides.

3. The industrial wastewater heavy metal disengagement mechanism of claim 2, wherein: the top of the water tank (4) is provided with a water adding pipe (42), and a plurality of evenly arranged exhaust holes (500) are formed in the outer wall of a section of the air feeding pipe (50) between the two filter screens (13).

4. The industrial wastewater heavy metal stripping mechanism as set forth in claim 3, wherein: the connecting shaft (15) comprises a shaft body (150) which is a main body and protruding shafts (151) which are integrally formed on two sides of the shaft body (150), the connecting shaft (15) is installed between two adjacent sections of the air supply pipe (50), and the protruding shafts (151) are rotatably connected with the inner wall of the air supply pipe (50).

5. The industrial wastewater heavy metal stripping mechanism as recited in claim 4, wherein: the inside of the shaft body (150) is hollow, two driving shafts (152) are symmetrically arranged in the shaft body, the two driving shafts (152) are fixedly connected with the inside of the shaft body (150) through connecting rods (153) arranged on the outer wall of the driving shafts, a transmission shaft (155) is coaxially fixed between the two driving shafts (152), and at least one turbine blade (154) is arranged on the transmission shaft (155).

6. The industrial wastewater heavy metal stripping mechanism as recited in claim 5, wherein: the bottom of the treatment tank body (1) is provided with a recovery net cage (17) for collecting sediment, and the recovery net cage (17) can be pulled out of the treatment tank body (1).

7. The industrial wastewater heavy metal stripping mechanism as recited in claim 6, wherein: the outer wall of the rear side of the treatment tank body (1) is hinged with a door shield (12), the movable end of the door shield (12) is fixedly connected with the outer wall of the treatment tank body (1) through a fixed block (120) integrally formed with the door shield, and the section of the door shield (12) is a quarter circle.