CN219385282U - Reflux filtering device of galvanized wire alkali tank - Google Patents
Reflux filtering device of galvanized wire alkali tank Download PDFInfo
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- CN219385282U CN219385282U CN202320089052.5U CN202320089052U CN219385282U CN 219385282 U CN219385282 U CN 219385282U CN 202320089052 U CN202320089052 U CN 202320089052U CN 219385282 U CN219385282 U CN 219385282U
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- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model discloses a reflux filtering device of a galvanized wire alkali tank, which comprises a circulating box body made of stainless steel, wherein the circulating box body is provided with a diversion filtering area and a liquid draining area which are arranged in a separated mode, a liquid inlet is arranged in the diversion filtering area and is connected with an outlet of the galvanized wire alkali tank through a diversion pipe, and a runner filter screen which is arranged corresponding to the liquid inlet is arranged in the diversion filtering area and is used for filtering alkali liquor; a first baffle is arranged between the diversion filtering area and the liquid draining area, and the installation height of the first baffle is lower than that of the circulating box body, so that alkali liquor in the diversion filtering area overflows to the liquid draining area through the first baffle after being filtered; the liquid discharge area is provided with a liquid discharge port, and the liquid discharge port is discharged to a circulating barrel groove of the basement through a liquid discharge pipe for steam heating; the bottoms of the diversion filtering area and the liquid draining area are respectively connected with a sewage drain pipe; the utility model can greatly save the alkali liquor consumption of the alkali washing of the galvanized wire and obviously reduce the production cost.
Description
Technical Field
The utility model belongs to the field of hot dip galvanizing equipment, and particularly relates to a reflux filtering device of a galvanized wire alkali tank.
Background
The alkaline washing of the galvanized wire is mainly carried out by pumping alkaline washing liquid to a spray pipe through a stainless steel circulating pump, wherein the spray pipe is positioned in an alkaline tank, the surface of strip steel is cleaned through a spray header, the alkaline washing is carried out in a spraying mode, and the chemical action of alkaline liquid is utilized to remove an oil film on the surface of the strip steel, so that the galvanized wire is an important condition for obtaining a good plating layer before the strip steel is galvanized, and the generation of zinc scars on the surface of the strip steel is avoided.
In order to save alkali liquor in the alkali washing process, the alkali liquor is generally recycled, is accumulated at the bottom of the alkali tank after being sprayed and enters an alkali washing basement through a bottom guide pipe, and the alkali liquor is recycled after being heated and filtered by steam in a circulating barrel tank of the basement, but various chemical impurities are easily generated in the process of recycling the alkali liquor, so that the alkali liquor in the alkali tank is polluted, and the alkali washing process effect cannot be achieved. In addition, because the alkali tank is internally provided with a filtering device, the oil sludge cannot be filtered, and the longer the production time is, the more dirty the oil sludge is, the oil sludge is adhered to the surface of the squeezing roller and is brought to the surfaces of the tension roller and the steering roller, so that zinc scars are generated on the surface of the steel plate.
Accordingly, the applicant has desired to solve the above-mentioned problems by seeking a technical solution.
Disclosure of Invention
Therefore, the utility model aims to provide a reflux filtering device of a galvanized wire alkali tank, which can greatly save the alkali liquor usage amount of the galvanized wire alkali washing and obviously reduce the production cost.
The technical scheme adopted by the utility model is as follows:
the reflux filtering device of the galvanized wire alkali tank comprises a circulating box body made of stainless steel, wherein the circulating box body is provided with a diversion filtering area and a liquid draining area which are arranged separately,
a liquid inlet is arranged in the diversion filtering area and is connected with an outlet of a galvanized wire alkali tank through a diversion pipe, and meanwhile, a runner filter screen which is arranged corresponding to the liquid inlet is arranged in the diversion filtering area and is used for filtering alkali liquor;
a first baffle is arranged between the diversion filtering area and the liquid draining area, and the installation height of the first baffle is lower than that of the circulating box body, so that alkali liquor in the diversion filtering area overflows to the liquid draining area through the first baffle after being filtered;
the liquid draining area is provided with a liquid draining port, and the liquid draining port is discharged to a circulating barrel groove of the basement through a liquid draining pipe for steam heating;
the bottoms of the diversion filtering area and the liquid draining area are respectively connected with a sewage drain pipe.
Preferably, the filter screen is formed by bending a plurality of reinforcing steel bars and is fixed in the diversion filter area.
Preferably, the installation height of the first baffle plate accounts for 2/3-4/5 of the installation height of the circulation box body.
Preferably, a second baffle plate is further arranged in the liquid discharge area to divide the liquid discharge area into a first liquid discharge area and a second liquid discharge area, and the liquid discharge port is arranged in the second liquid discharge area; the bottom of the second baffle plate and the bottom of the first baffle plate are flush with the bottom of the circulation box body, and the installation height of the second baffle plate is lower than that of the first baffle plate.
Preferably, the installation height of the second baffle plate accounts for 1/4-1/2 of the installation height of the circulation box body.
Preferably, a plurality of rectangular filtering holes are formed in the plate surface of the second baffle plate, so that alkali liquor can be uniformly filtered.
Preferably, the bottoms of the first liquid draining area and the second liquid draining area are respectively connected with a sewage draining pipeline; the bottoms of the diversion filtering area, the first liquid draining area and the second liquid draining area are respectively provided with a drain hole, each drain hole is respectively connected with a corresponding stainless steel ball valve through a stainless steel elbow, and each stainless steel ball valve is connected with a metal hose and connected with a drain pipeline through the metal hose.
Preferably, the diameter of the drain hole is in the range of 45-55mm.
Preferably, the drain pipe is connected with a stainless steel flange type ball valve.
Preferably, the alkali liquor heated by the steam is pumped to a spray pipe through a stainless steel circulating pump; and impurities discharged through the sewage drain are directly discharged into a waste water pit and are not discharged into a circulating barrel tank of the basement for steam heating.
The utility model provides a reflux filter equipment in galvanized wire alkali tank simple structure, preparation simple to operate, it is obvious to the filter effect of alkali lye, can realize carrying out high-efficient cyclic filtration to alkali lye in alkali tank, and filtration process is convenient, can practice thrift the use amount of alkali lye greatly through the reflux filter equipment that has high-efficient cyclic effect to alkali lye, is showing reduced manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of a reflux filtration device of a galvanized wire alkali tank according to an embodiment of the present application.
Detailed Description
The embodiment of the utility model discloses a reflux filtering device of a galvanized wire alkali tank, which comprises a circulating box body made of stainless steel, wherein the circulating box body is provided with a diversion filtering area and a liquid draining area which are arranged in a separated mode, a liquid inlet is arranged in the diversion filtering area, the liquid inlet is connected with an outlet of the galvanized wire alkali tank through a diversion pipe, and a runner filter screen which is arranged corresponding to the liquid inlet is arranged in the diversion filtering area and is used for filtering alkali liquor; a first baffle is arranged between the diversion filtering area and the liquid draining area, and the installation height of the first baffle is lower than that of the circulating box body, so that alkali liquor in the diversion filtering area overflows to the liquid draining area through the first baffle after being filtered; the liquid discharge area is provided with a liquid discharge port, and the liquid discharge port is discharged to a circulating barrel groove of the basement through a liquid discharge pipe for steam heating; the bottoms of the diversion filtering area and the liquid draining area are respectively connected with a sewage drain pipe.
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
Referring to fig. 1, a reflux filtration device of a galvanized wire alkali tank comprises a circulation box body 1 made of stainless steel, wherein the circulation box body 1 is provided with a diversion filtration area 1a and a drainage area which are arranged separately,
a liquid inlet is arranged in the diversion filtering area 1a and is connected with an outlet of a galvanized wire alkali tank through a diversion pipe 2, meanwhile, a runner filter screen 3 which is arranged corresponding to the liquid inlet is arranged in the diversion filtering area 1a, and alkali liquor is filtered through the filter screen 3; a first baffle plate 4 is arranged between the diversion filtering area 1a and the liquid draining area, and the installation height of the first baffle plate 4 is lower than that of the circulation box body 1, so that alkali liquor in the diversion filtering area 1a overflows to the liquid draining area through the first baffle plate 4 after being filtered; the liquid discharge area is provided with a liquid discharge port, and the liquid discharge port is discharged to a circulating barrel groove (a known structure and not shown) of the basement through a liquid discharge pipe 10 for steam heating; the bottoms of the diversion filtering area 1a and the liquid draining area are respectively connected with a sewage drain.
Preferably, in this embodiment, the filter screen 3 is formed by bending a plurality of reinforcing bars, and is fixed inside the diversion filter area 1a, so that the filter screen 3 has the advantage of simple disassembly, and is convenient to disassemble and clean.
Preferably, in the present embodiment, the installation height of the first barrier 4 occupies 2/3 to 4/5 of the installation height of the circulation box 1.
Preferably, in order to further facilitate the filtering effect, in this embodiment, a second baffle 5 is further disposed in the liquid discharge area, the liquid discharge area is divided into a first liquid discharge area 1b and a second liquid discharge area 1c, and the liquid discharge port is disposed in the second liquid discharge area 1 c; the bottoms of the second baffle plate 5 and the first baffle plate 4 are flush with the bottom of the circulation box body 1, and the installation height of the second baffle plate 5 is lower than that of the first baffle plate 4; further preferably, in the present embodiment, the installation height of the second barrier 5 occupies 1/4 to 1/2 of the installation height of the circulation box 1, more preferably, the installation height of the second barrier 5 occupies 1/3 of the installation height of the circulation box 1; further preferably, in this embodiment, a plurality of rectangular filtering holes 51 are formed on the plate surface of the second baffle 5, so as to facilitate uniform filtering of the alkali liquor. For the convenience of processing, in the present embodiment, the second baffle 5 and the first baffle 4 are fixedly installed inside the circulation box 1 by welding, respectively.
In actual operation, alkali liquor overflows from the first baffle plate 4 to enter the first liquid draining area 1b after being filtered by the filter screen 3, and then enters the second liquid draining area 1c through secondary filtration and overflow of the second baffle plate 5. Preferably, in the present embodiment, the drain pipe 10 is connected with a stainless steel flange ball valve 11, and in actual operation, the stainless steel flange ball valve 11 is in a normally open state in the production process, and finally filtered alkali liquor flows through the stainless steel flange ball valve 11 from the drain pipe 10 and finally flows into a circulation barrel tank of a basement for steam heating, and the alkali liquor heated by steam is pumped to a spray pipe through a stainless steel circulation pump, and is put into production again.
Preferably, in the present embodiment, the bottoms of the first liquid discharge area 1b and the second liquid discharge area 1c are respectively connected to drain pipes; the bottoms of the diversion filtering area 1a, the first liquid draining area 1b and the second liquid draining area 1c are respectively provided with a drain hole, each drain hole is respectively connected with a corresponding first stainless steel ball valve 6, a second stainless steel ball valve 7 and a third stainless steel ball valve 8 through stainless steel elbows, and each stainless steel ball valve 6,7 and 8 is connected with a metal hose and connected with a drain pipeline through a metal hose 9 (with the specification of DN 50); further preferably, the diameter of the drain hole is in the range of 45-55mm.
When in actual installation and use, the DN50 metal hose 9 is connected with the DN50 tee joint, and finally is fixedly connected with a steel wire hose (not shown) to be used as a drain pipe structure, and each stainless steel ball valve 6,7 and 8 is in a normally closed state in the production process; in the non-production state, the stainless steel ball valves 6,7 and 8 are in an open state, impurities filtered by the reflux filtering device in the embodiment are discharged through a drain pipe and directly discharged into a waste water pit, and are not discharged into a circulating barrel tank of a basement for evaporation and cyclic utilization.
The trial of the production line proves that the reflux filtering device provided by the embodiment greatly saves the use amount of alkali liquor and obviously reduces the production cost.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The reflux filtering device of the galvanized wire alkali tank is characterized by comprising a circulating box body made of stainless steel, wherein the circulating box body is provided with a diversion filtering area and a liquid draining area which are arranged in a separated mode,
a liquid inlet is arranged in the diversion filtering area and is connected with an outlet of a galvanized wire alkali tank through a diversion pipe, and meanwhile, a runner filter screen which is arranged corresponding to the liquid inlet is arranged in the diversion filtering area and is used for filtering alkali liquor;
a first baffle is arranged between the diversion filtering area and the liquid draining area, and the installation height of the first baffle is lower than that of the circulating box body, so that alkali liquor in the diversion filtering area overflows to the liquid draining area through the first baffle after being filtered;
the liquid draining area is provided with a liquid draining port, and the liquid draining port is discharged to a circulating barrel groove of the basement through a liquid draining pipe for steam heating;
the bottoms of the diversion filtering area and the liquid draining area are respectively connected with a sewage drain pipe.
2. The reflux filter device according to claim 1, wherein the filter screen is formed by bending a plurality of reinforcing bars and is fixed in the guide filter area.
3. The reflux filter device as set forth in claim 1, wherein said first baffle has a mounting height of 2/3 to 4/5 of a mounting height of said circulation tank.
4. The reflux filter device of claim 1, wherein a second baffle is further disposed in the drain region, the drain region is divided into a first drain region and a second drain region, and the drain port is disposed in the second drain region; the bottom of the second baffle plate and the bottom of the first baffle plate are flush with the bottom of the circulation box body, and the installation height of the second baffle plate is lower than that of the first baffle plate.
5. The reflux filter device as set forth in claim 4, wherein said second baffle has a mounting height of 1/4 to 1/2 of a mounting height of said circulation tank.
6. The reflux filter device according to claim 4, wherein the second baffle plate has a plurality of rectangular filter holes on the plate surface, which is beneficial to uniformly filtering the alkali liquor.
7. The reflux filter device of claim 4, wherein bottoms of the first drain region and the second drain region are respectively connected with a sewage drain pipe; the bottoms of the diversion filtering area, the first liquid draining area and the second liquid draining area are respectively provided with a drain hole, each drain hole is respectively connected with a corresponding stainless steel ball valve through a stainless steel elbow, and each stainless steel ball valve is connected with a metal hose and connected with a drain pipeline through the metal hose.
8. The reflux filter device as recited in claim 7, wherein said drain hole has a diameter in the range of 45-55mm.
9. The reflux filter device of claim 1, wherein the drain pipe is connected with a stainless steel flange ball valve.
10. The reflux filter device according to claim 1, wherein the heated lye is pumped to the shower pipe by a stainless steel circulation pump; and impurities discharged through the sewage drain are directly discharged into a waste water pit and are not discharged into a circulating barrel tank of the basement for steam heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320089052.5U CN219385282U (en) | 2023-01-31 | 2023-01-31 | Reflux filtering device of galvanized wire alkali tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320089052.5U CN219385282U (en) | 2023-01-31 | 2023-01-31 | Reflux filtering device of galvanized wire alkali tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219385282U true CN219385282U (en) | 2023-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320089052.5U Active CN219385282U (en) | 2023-01-31 | 2023-01-31 | Reflux filtering device of galvanized wire alkali tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219385282U (en) |
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2023
- 2023-01-31 CN CN202320089052.5U patent/CN219385282U/en active Active
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