CN114560593A - Waste liquid filtering device - Google Patents

Waste liquid filtering device Download PDF

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Publication number
CN114560593A
CN114560593A CN202210340699.0A CN202210340699A CN114560593A CN 114560593 A CN114560593 A CN 114560593A CN 202210340699 A CN202210340699 A CN 202210340699A CN 114560593 A CN114560593 A CN 114560593A
Authority
CN
China
Prior art keywords
waste liquid
filtering
iron
containing metal
filtering mechanism
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210340699.0A
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Chinese (zh)
Inventor
肖成成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Iron and Steel Co Ltd
Original Assignee
Chongqing Iron and Steel Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Iron and Steel Co Ltd filed Critical Chongqing Iron and Steel Co Ltd
Priority to CN202210340699.0A priority Critical patent/CN114560593A/en
Publication of CN114560593A publication Critical patent/CN114560593A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
    • C02F1/484—Treatment of water, waste water, or sewage with magnetic or electric fields using electromagnets
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/203—Iron or iron compound
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/14—Maintenance of water treatment installations
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The invention relates to the technical field of sewage treatment, in particular to a waste liquid filtering device which comprises a second filtering mechanism, a first filtering mechanism and a separating mechanism, wherein two ends of the first filtering mechanism are respectively communicated with the second filtering mechanism and the separating mechanism, and the second filtering mechanism, the first filtering mechanism and the separating mechanism are sequentially arranged from high to low; wherein the separation mechanism is used for further adsorbing the iron-containing metal particles in the waste liquid and separating the iron-containing metal particles from the waste liquid. Waste liquid gets into second filtering mechanism in this scheme, through preliminary filtration, can filter the great impurity of most granule. The waste liquid through prefilter gets into first filter mechanism and separating mechanism in proper order, adsorbs and retrieves the iron-containing metal particle in the waste liquid, avoids the waste of resource. Through the two-stage recovery mode of first filtering mechanism and separating mechanism, can further improve the absorption and the collection effect of iron-containing metal granule.

Description

Waste liquid filtering device
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a waste liquid filtering device.
Background
The waste liquid and sewage of steel mills are mainly divided into indirect cooling water of equipment, direct cooling water of equipment products and waste water of production process. Contain more iron-containing metal particulate matters in steel mill waste liquid sewage, no matter from the environmental protection or the angle of saving the resource, all need collect and retrieve iron-containing metal particulate matters. But because current metal component filter equipment filtering means is single, and the filter effect is not good to can't collect filterable iron-containing metal particulate matter, thereby cause the waste of resource.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention aims to provide a waste liquid filtering device for solving the problem of the prior art that the filtered ferrous metal particles cannot be collected.
In order to achieve the above and other related objects, the present invention provides a waste liquid filtering apparatus, including a first filtering mechanism, a second filtering mechanism, and a separating mechanism, wherein two ends of the first filtering mechanism are respectively communicated with the second filtering mechanism and the separating mechanism, and the second filtering mechanism, the first filtering mechanism, and the separating mechanism are sequentially arranged from high to low;
the second filtering mechanism is used for filtering particulate matters in the waste liquid;
the first filtering mechanism is used for adsorbing and collecting iron-containing metal particles in the waste liquid;
the separation mechanism is used for further adsorbing the iron-containing metal particles in the waste liquid and separating the iron-containing metal particles from the waste liquid.
Optionally, the first filtering mechanism comprises a box body and an electromagnet arranged in the box body, and the electromagnet is used for adsorbing iron-containing metal particles in the waste liquid.
Optionally, first filtering mechanism includes the box, is arranged in adsorbing iron-containing metal particle's in the waste liquid filter tube, mounting panel and is arranged in adsorbing iron-containing metal particle's in the waste liquid electro-magnet, one side opening of box and the mounting panel block is in the opening, the connection can be dismantled to the first end of filter tube on the mounting panel, the electro-magnet sets up in the first end tip of filter tube, the connection can be dismantled to the second end of filter tube on the inner wall of box, the filter tube is silicon steel pipe or soft iron pipe.
Optionally, a plurality of filter pipes are arranged in the vertical direction, and a plurality of filter holes are radially formed in each filter pipe.
Optionally, a clamping groove is formed in the inner wall of the box body, and the second end of the filter pipe is detachably connected with the clamping groove.
Optionally, the separation mechanism comprises a cylinder and a magnetic block arranged in the cylinder, wherein the magnetic block is used for further adsorbing iron-containing metal particles in the waste liquid.
Optionally, an impeller for rotating the waste liquid is rotatably arranged in the cylinder.
Optionally, a water outlet is formed in the bottom of the cylinder body, a scraper is further rotatably arranged at the bottom of the cylinder body, the scraper is matched with the water outlet, and the scraper is used for sweeping iron-containing metal particles in waste liquid into the water outlet.
Optionally, a valve for opening and closing the water outlet is arranged in the water outlet.
Optionally, the second filtering mechanism includes a tank body and a filter screen disposed in the tank body.
As described above, the waste liquid filtering apparatus of the present invention has the following beneficial effects:
the waste liquid gets into second filtering mechanism, through preliminary filtration, can filter the great impurity of most granule. The waste liquid through prefilter gets into first filter mechanism and separating mechanism in proper order, adsorbs and retrieves the iron-containing metal particle in the waste liquid, avoids the waste of resource. Through the two-stage recovery mode of first filtering mechanism and separating mechanism, can further improve the absorption and the collection effect of iron-containing metal granule.
Drawings
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a filter unit according to an embodiment of the present invention;
FIG. 3 is a front longitudinal cross-sectional view of an embodiment of the present invention;
FIG. 4 is a partial enlarged view of the embodiment A of the present invention.
Description of reference numerals
1-a separation mechanism; 2-a first filtering mechanism; 3-a second filtering mechanism; 4-a flange plate; 5, mounting a plate; 6-support leg; 7-a filter tube; 8-filtering holes; 9-a magnetic block; 10-a valve; 11-a water outlet; 12-a motor; 13-an impeller; 14-a scraper; 15-a card slot; 16-a filter screen; 17-a sealing plate; 18-electromagnet.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated. The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, the present embodiment provides a waste liquid filtering apparatus, which includes a second filtering mechanism 3, a first filtering mechanism 2, and a separating mechanism 1 that are sequentially connected, two ends of the first filtering mechanism 2 are respectively connected to the second filtering mechanism 3 and the separating mechanism 1, and the second filtering mechanism 3, the first filtering mechanism 2, and the separating mechanism 1 are sequentially arranged from high to low. The second filtering mechanism 3 is used for filtering particulate matters in the waste liquid; the first filtering mechanism 2 is used for adsorbing and collecting iron-containing metal particles in the waste liquid; the separation mechanism 1 is used to further adsorb and separate the iron-containing metal particles in the waste liquid from the waste liquid. The top of the second filtering mechanism 3 is provided with a water inlet, and waste liquid enters the second filtering mechanism 3 from the water inlet.
In one embodiment, as shown in fig. 1, a flange 4 is screwed to the water inlet of the second filter mechanism 3. When the inside of second filtering mechanism 3 needs to be cleaned, flange plate 4 is rotated down from the water inlet, the water inlet can be opened, then the cleaning work is completed, and the inside of second filtering mechanism 3 is cleaned conveniently.
In one embodiment, the first filter mechanism 2 includes a case having a rectangular or square shape, and electromagnets 18 disposed on the inner wall of one side or both sides of the case. The electromagnet 18 has magnetism after being electrified, loses magnetism after being powered off, can adsorb iron-containing metal particles after being powered on, and is separated from the electromagnet 18 after being powered off, so that the iron-containing metal particles can be adsorbed and recovered conveniently. The electromagnet 18 can adsorb the ferrous metal particles in the waste liquid flowing through the first filter mechanism 2 so as to complete the collection of the ferrous metal particles in the waste liquid.
In one embodiment, as shown in fig. 2 and 3, the first filter mechanism 2 includes a box body, an electromagnet 18, a mounting plate 5, and a plurality of filter pipes 7, the right side of the box body is opened, the mounting plate 5 is engaged with the opening, a sealing plate 17 is fixedly mounted on the left side of the mounting plate 5, and a handle for holding is mounted on the right side of the mounting plate 5. The left end of the filter pipe 7 is detachably connected to the inner wall of the left side of the box body, the electromagnet 18 is arranged in the end part of the right end of the filter pipe 7, and the right end of the filter pipe 7 is in threaded connection with the left side of the sealing plate 17. The filter pipe 7 is a silicon steel pipe or a soft iron pipe, so that the electromagnet 18 can magnetize the filter pipe 7 after being electrified, and the magnetism of the filter pipe 7 disappears after the electromagnet 18 is powered off. The filtering pipe 7 has longer length and larger surface area, so that the electromagnet 18 has better absorption effect on iron-containing metal particles and higher recovery efficiency.
The quantity of filter tube 7 is a plurality of, and from the top down staggered distribution in proper order further improves the adsorption efficiency and the adsorption effect of filter tube 7. The mounting plate 5 and the sealing plate 17 are arranged so that a user can conveniently pull out the mounting plate 5 from one side of the box body, and further, metal particles on the surface and inside of the filter pipe 7 can be conveniently cleaned. The detachable installation mode at the two ends of the filter pipe 7 is convenient for the disassembly of the filter pipe 7 after use, thereby being convenient for the cleaning of the filter pipe 7.
In one embodiment, as shown in fig. 2 and 4, a plurality of filtering holes 8 for facilitating the waste liquid to pass through and adsorb the ferrous metal particles are opened along the radial direction of the filtering pipe 7, and the filtering holes 8 are sequentially arranged along the circumferential direction and the axial direction of the filtering pipe 7. The filtering holes 8 can improve the passing speed of the waste liquid in the box body, so that the filtering efficiency of the waste liquid is improved.
In one embodiment, as shown in fig. 3, the inner wall of the left side of the box body is provided with clamping grooves 15, and the number of the clamping grooves 15 is the same as that of the filter pipes 7 and corresponds to one another. The left end of the filter pipe 7 is clamped with the clamping groove 15, so that the left end of the filter pipe 7 can be detachably mounted on the inner wall of the left side of the box body. The arrangement of the clamping groove 15 improves the stability of the installation of the left end of the filter pipe 7 in the box body.
In one embodiment, the separating mechanism 1 comprises a cylinder body and a magnetic block 9 arranged in the cylinder body, wherein the magnetic block 9 has magnetism, and the cylinder body is cylindrical in shape and inverted trapezoid in inner part. The number of the magnetic blocks 9 is multiple, and the magnetic blocks are respectively arranged on the inner side wall of the cylinder body. The waste liquid flowing into the separating mechanism 1 flows down along the inner side wall of the cylinder body, and the waste liquid is contacted with the magnetic block 9, so that the residual iron-containing metal particles in the waste liquid are adsorbed on the magnetic block 9, and the effects of further adsorbing and cleaning the iron-containing metal particles are achieved.
In one embodiment, the magnetic block 9 comprises an electromagnet.
In one embodiment, as shown in fig. 3, an impeller 13 is rotatably connected to the bottom of the cylinder, and blades of the impeller 13 are horizontally arranged. The motor 12 is fixedly arranged on the bottom of the cylinder and used for driving the impeller 13 to rotate. The waste liquid flows down from the upper portion of barrel, piles up at the bottom, and the rotation of impeller 13 can make accumulational waste liquid rotatory and produce centrifugal force, and the waste liquid is consequently got rid of to the lateral wall of barrel, collects the iron-containing metal granule in the waste liquid once more.
In one embodiment, as shown in fig. 3, a support leg 6 is fixedly arranged at the outer bottom of the cylinder, and the support leg 6 is used for supporting the second filter mechanism 3, the first filter mechanism 2 and the separation mechanism 1.
In one embodiment, as shown in fig. 3, a water outlet 11 is formed on the bottom of the cylinder and penetrates through the bottom of the cylinder, a scraper 14 coaxial with the impeller 13 is rotatably arranged on the bottom of the cylinder, and the scraper 14 can sweep iron-containing metal particles remaining on the bottom of the cylinder into the water outlet 11 and discharge the iron-containing metal particles out of the cylinder.
In one embodiment, as shown in fig. 3, a valve 10 for opening and closing the water outlet is provided in the water outlet 11. The valve 10 is an electromagnetic valve, which is convenient for a user to control the opening and closing of the water outlet 11.
In one embodiment, as shown in fig. 3, the second filter mechanism 3 includes a tank body and a filter screen 16 disposed in the tank body, the filter screen 16 is a metal filter screen, the external shape of the tank body is a cylinder, the internal part of the tank body is hourglass-shaped, the filter screen 16 is horizontally disposed in the middle of the tank body, and the filter screen 16 completely covers the gap in the middle of the tank body, and the filter screen 16 can preliminarily filter impurities and particles in the waste liquid. The hourglass shape design can accelerate the velocity of flow of waste liquid in the jar internal, improves waste liquid filtration efficiency.
As described above, the waste liquid filtering apparatus of the present embodiment has the following beneficial effects:
the waste liquid gets into second filtering mechanism, through preliminary filtration, can filter the great impurity of most granule. Waste liquid through prefilter gets into first filtering mechanism and separating mechanism in proper order, adsorbs and retrieves the iron content metal granule in the waste liquid, avoids the waste of resource. Through the two-stage recovery mode of first filtering mechanism and separating mechanism, can further improve the absorption and the collection effect of iron-containing metal granule.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Those skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (10)

1. The waste liquid filtering device is characterized by comprising a first filtering mechanism, a second filtering mechanism and a separating mechanism, wherein two ends of the first filtering mechanism are respectively communicated with the second filtering mechanism and the separating mechanism, and the second filtering mechanism, the first filtering mechanism and the separating mechanism are sequentially arranged from high to low;
the second filtering mechanism is used for filtering particulate matters in the waste liquid;
the first filtering mechanism is used for adsorbing and collecting iron-containing metal particles in the waste liquid;
the separation mechanism is used for further adsorbing the iron-containing metal particles in the waste liquid and separating the iron-containing metal particles from the waste liquid.
2. The waste liquid filtering device according to claim 1, characterized in that: the first filtering mechanism comprises a box body and an electromagnet arranged in the box body, and the electromagnet is used for adsorbing iron-containing metal particles in waste liquid.
3. The waste liquid filtering device according to claim 1, characterized in that: first filtering mechanism includes the box, is arranged in adsorbing iron-containing metal particle's in the waste liquid filter tube, mounting panel and is arranged in adsorbing iron-containing metal particle's in the waste liquid electro-magnet, one side opening of box and the mounting panel block is in the opening, the connection can be dismantled to the first end of filter tube on the mounting panel, the electro-magnet sets up in the first end tip of filter tube, the connection can be dismantled to the second end of filter tube on the inner wall of box, the filter tube is silicon steel pipe or soft iron pipe.
4. The waste liquid filtering apparatus according to claim 3, wherein: the filter pipe is arranged along the vertical direction and is provided with a plurality of filter holes along the radial direction.
5. The waste liquid filtering apparatus according to claim 3, wherein: the inner wall of the box body is provided with a clamping groove, and the second end of the filter pipe is detachably connected with the clamping groove.
6. The waste liquid filtering device according to claim 1, characterized in that: the separation mechanism comprises a cylinder and a magnetic block arranged in the cylinder, and the magnetic block is used for further adsorbing iron-containing metal particles in the waste liquid.
7. The waste liquid filtering device according to claim 6, characterized in that: an impeller for rotating the waste liquid is rotationally arranged in the cylinder body.
8. The waste liquid filtering device according to claim 7, characterized in that: the water outlet has been seted up to the barrel bottom, the barrel bottom still rotates and is provided with the scraper blade, the scraper blade with the water outlet cooperatees, the scraper blade is arranged in sweeping the iron-containing metal particle in the waste liquid into in the water outlet.
9. The waste liquid filtering device according to claim 8, characterized in that: and a valve for opening and closing the water outlet is arranged in the water outlet.
10. The waste liquid filtering device according to claim 1, characterized in that: the second filtering mechanism comprises a tank body and a filtering net arranged in the tank body.
CN202210340699.0A 2022-04-02 2022-04-02 Waste liquid filtering device Pending CN114560593A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210340699.0A CN114560593A (en) 2022-04-02 2022-04-02 Waste liquid filtering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210340699.0A CN114560593A (en) 2022-04-02 2022-04-02 Waste liquid filtering device

Publications (1)

Publication Number Publication Date
CN114560593A true CN114560593A (en) 2022-05-31

Family

ID=81718915

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210340699.0A Pending CN114560593A (en) 2022-04-02 2022-04-02 Waste liquid filtering device

Country Status (1)

Country Link
CN (1) CN114560593A (en)

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