CN113860571A - Cooling water treatment device of aluminum processing cold rolling mill - Google Patents
Cooling water treatment device of aluminum processing cold rolling mill Download PDFInfo
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- CN113860571A CN113860571A CN202111318914.9A CN202111318914A CN113860571A CN 113860571 A CN113860571 A CN 113860571A CN 202111318914 A CN202111318914 A CN 202111318914A CN 113860571 A CN113860571 A CN 113860571A
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- pipe
- shell
- cooling water
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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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
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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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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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
- C02F7/00—Aeration of stretches of water
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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
- 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)
- Auxiliary Devices For Machine Tools (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The invention discloses a cooling water treatment device of an aluminum processing cold rolling mill, which comprises a tank body and an upper cover, wherein a liquid inlet pipe is arranged at the center of the upper end of the upper cover, and a stop valve is arranged on the liquid inlet pipe; a filter screen and a partition board are arranged at the upper part of the inner cavity of the tank body, and the partition board is positioned right below the filter screen; a first pipeline is arranged outside the tank body, and the upper end of the first pipeline is positioned in the tank body and is positioned between the filter screen and the partition plate; and a stop valve and a booster pump are arranged on the first pipeline, the lower end horizontal section of the first pipeline is positioned at the lower part of the inner cavity of the tank body, and the horizontal section is communicated with a plurality of releasers. The invention realizes oil-water separation by using a chemical separation method, the releaser is opened when the booster pump is started, the medicament and the cooling water are fully mixed and flocculated and precipitated, and the releaser is closed to avoid blockage when the booster pump is not started; in addition, the upper liquid overflow of the inner cavity of the tank body enters the filtering structure, and oil and water are further separated by physical adsorption of grease, so that the purity of the cooling water is greatly improved.
Description
Technical Field
The invention relates to the technical field of aluminum processing, in particular to a cooling water treatment device of an aluminum processing cold rolling mill.
Background
It is known that the cooling water of the rolling mill mainly contains sundry particles such as iron scale, grease and the like, and particulate matters such as the iron scale, the grease and the like are mostly removed by adopting modes such as a sedimentation tank, a cyclone well and the like at the present stage, and an automatic back-flushing filter screen filter, a magnetic filter and the like are also adopted for improving the purification of the cooling water of the rolling mill. Although the method is feasible, the problems of low purity of the treated cooling water, incomplete oil separation, large impurity particles and the like generally exist.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide a cooling water treatment device of an aluminum processing cold rolling mill, oil-water separation is realized by using a chemical separation method, a releaser is opened when a booster pump is started, a medicament and cooling water are fully mixed and flocculated and precipitated, and the releaser is closed to avoid blockage when the booster pump is not started; in addition, the upper liquid overflow of the inner cavity of the tank body enters the filtering structure, oil and water are further separated by physical adsorption of grease, the purity of cooling water is greatly improved, and the problem in the background art can be effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: the cooling water treatment device of the aluminum processing cold rolling mill comprises a tank body and an upper cover, wherein the tank body and the upper cover are fixed through a flange, a bolt and nut group, a liquid inlet pipe is arranged in the center of the upper end of the upper cover, and a stop valve is arranged on the liquid inlet pipe; a filter screen and a partition board are arranged at the upper part of the inner cavity of the tank body, and the partition board is positioned right below the filter screen; a first pipeline is arranged outside the tank body, and the upper end of the first pipeline is positioned in the tank body and is positioned between the filter screen and the partition plate; a stop valve and a booster pump are arranged on the first pipeline, the horizontal section of the lower end of the first pipeline is positioned at the lower part of the inner cavity of the tank body, and the horizontal section is communicated with a plurality of releasers; the outer part of the tank body is communicated with a drain pipe, and the inner cavity of the tank body is provided with a filtering structure corresponding to the drain pipe;
the releaser comprises a shell and a conical head; the upper end of the conical head is large, and the lower end of the conical head is small, and a fixed disc is arranged at the lower end of the conical head; the shell is an annular shell, an annular chamber is arranged in the shell, the inner ring of the shell is a conical surface matched with the conical head, the inner ring of the shell is provided with a plurality of liquid outlet flow passages communicated with the chamber, and the outer wall of the shell is also provided with a first communicating pipe communicated with the chamber; a spring for leading the shell to be far away from the fixed disk is arranged on the upper part of the disk surface of the fixed disk; the conical head is vertically provided with a first channel penetrating through the fixed disc, and is also provided with a plurality of second channels, one end of each second channel is communicated with the first channel, and the other end of each second channel extends to the outer conical surface of the conical head; the lower end of the fixed disc is provided with a second communicating pipe correspondingly communicated with the first channel, and the second communicating pipe is communicated with the first pipeline;
the outer wall lower part of the tank body is also communicated with a dosing pipe which is correspondingly communicated with a communicating pipe of the shell of the releasers.
Preferably, under the acting force of the spring, the second channel of the conical head is in sealing fit with the conical surface of the shell; when the booster pump works, liquid in the first pipeline has certain pressure, the liquid with certain water pressure flows out of the second channel and impacts the conical surface of the shell, the spring is compressed, and a gap is formed between the conical surface of the shell and the outer conical surface of the conical head.
Preferably, the inner ring of the liquid outlet flow channel corresponding to the shell is provided with a first opening, the outer conical surface of the channel II corresponding to the conical head is provided with a second opening, the first opening and the second opening are arranged in a staggered mode, and the first opening is located at the upper portion of the second opening.
Preferably, the second channels are uniformly arranged around the axis of the conical head; the liquid outlet flow channels are uniformly and annularly arranged along the axis of the shell and are rotational flow holes, and the liquid outlet flow channels discharge liquid along the tangential direction of the conical surface of the shell.
Preferably, filtration include with jar internal wall complex box, the upper portion opening of box and be equipped with the fixed block, the fixed block level is equipped with circular cavity, the vertical logical groove that runs through circular cavity that is equipped with of fixed block, and the adaptation has the water oil separating filter core in the circular cavity, the lower part of box is equipped with the purification cavity, purifies cavity and drain pipe intercommunication, is equipped with the stop valve on the drain pipe.
Preferably, the outer wall of the tank body is provided with a threaded opening through which the oil-water separation filter element is inserted into the circular cavity, and the end part of the oil-water separation filter element is provided with a sealing plate in threaded connection with the threaded opening.
Preferably, the outer wall of the tank body is also provided with a back-flushing pipe, one end of the back-flushing pipe is positioned in the tank body and between the filter screen and the partition plate, the back-flushing pipe is provided with a stop valve, the upper cover is provided with a back-flushing blow-off pipe communicated with the back-flushing blow-off pipe, and the back-flushing blow-off pipe is provided with the stop valve.
Preferably, the outer part of the tank body is provided with an aeration pipe, a pipe section of the aeration pipe, which is positioned at the lower part of the inner cavity of the tank body, is provided with a plurality of aeration heads, and the aeration heads are positioned below the releaser.
Preferably, the dosing pipe is provided with a flow control valve and a water pump.
Preferably, the bottom of the tank body is communicated with a sewage discharge pipe, and a stop valve is arranged on the sewage discharge pipe.
Compared with the prior art, the invention has the beneficial effects that: the cooling water treatment device of the aluminum processing cold rolling mill comprises a tank body, waste water enters the tank body through a liquid inlet pipe, fine impurities such as oxide scales and the like are removed through a filter screen, then the waste water is pressurized through a booster pump, the liquid enters a plurality of releasers through a pipeline I, in each releaser, the liquid with certain water pressure flows out of a channel II and impacts a conical surface of a shell, a spring is compressed, a gap is formed between the conical surface of the shell and an outer conical surface of a conical head, the liquid flows out of the gap, a water pump on a chemical feeding pipe is started simultaneously, medicaments such as flocculating agents enter the plurality of releasers, in each releaser, the medicaments enter a cavity of the shell and then flow out in a rotational flow mode through a plurality of liquid outlet flow channels communicated with the cavity, so that the medicaments and the liquid are fully mixed in the gap, the liquid and the medicaments are mixed for flocculation and precipitation, oil-water separation is realized by utilizing a chemical separation method, and when the booster pump is not started, under the action of the spring, the second channel of the conical head is in sealing fit with the conical surface of the shell, so that blockage is avoided; in addition, in the upper liquid overflow of jar body inner chamber entered into filtration, oil-water separation filter core filtered grease once more, and the physical adsorption grease enters into the purification cavity afterwards and discharges through the drain pipe again, further makes oil-water separation, improves the cooling water purity greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the releaser of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic view of a filter arrangement according to the present invention;
FIG. 5 is a schematic view of the oil-water separation filter element according to the present invention.
In the figure: 1 upper cover, 1.1 back flushing sewage pipe, 1.2 liquid inlet pipe, 2 tank bodies, 3 pipeline I, 3.1 booster pump, 4 releaser, 4.1 shell, 4.2 chamber, 4.3 spring, 4.4 fixed disk, 4.5 communicating pipe II, 4.6 conical surface, 4.7 channel II, 4.8 channel I, 4.9 conical head, 4.10 liquid outlet flow passage, 4.11 communicating pipe I, 5 aeration pipe, 5.1 aeration head, 6 sewage pipe, 7 dosing pipe, 7.1 flow control valve, 7.2 water pump, 8 drain pipe, 9 filtering structure, 9.1 box, 9.2 purifying chamber, 9.3 through groove, 9.4 oil-water separating filter core, 9.41 closing plate, 9.5 circular chamber, 9.6 fixed block, 10 back flushing pipe, 11 filter screen, 12 baffle.
Detailed Description
In the following description, the technical solutions of the present invention will be described with reference to the drawings of the embodiments of the present invention, and it should be understood that, if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present invention, and for convenience of describing the present invention, it is not necessary to indicate or imply that the indicated devices or elements have a specific orientation:
referring to fig. 1-5, the present invention provides a technical solution: a cooling water treatment device of an aluminum processing cold rolling mill comprises a tank body 2 and an upper cover 1, wherein the tank body 2 and the upper cover 1 are fixed through flanges and bolt nut sets, a plurality of nut sets are used for fixing the tank body 2 and the upper cover 1, the upper cover 1 is convenient to disassemble and install, a liquid inlet pipe 1.2 is arranged in the center of the upper end of the upper cover 1, and a stop valve is arranged on the liquid inlet pipe 1.2; a filter screen 11 and a partition plate 12 are arranged at the upper part of the inner cavity of the tank body 2, and the partition plate 12 is positioned right below the filter screen 11; a first pipeline 3 is arranged outside the tank body 2, and the upper end of the first pipeline 3 is positioned in the tank body 2 and between the filter screen 11 and the partition plate 12; a stop valve and a booster pump 3.1 are arranged on the pipeline I3, the horizontal section of the lower end of the pipeline I3 is positioned at the lower part of the inner cavity of the tank body 2, and the horizontal section is communicated with a plurality of releasers 4; the outer part of the tank body 2 is communicated with a drain pipe 8, and the inner cavity of the tank body 2 is provided with a filtering structure 9 corresponding to the drain pipe 8; a booster pump 3.1 on the first pipeline 3 is started to pump cooling water between the filter screen 11 and the partition plate 12; cooling water enters the tank body 2 from the liquid inlet pipe 1.2, passes through the filter screen 11, and removes fine impurities such as oxide skin and the like in the cooling water;
as shown in fig. 2 and 3, the releaser 4 comprises a housing 4.1 and a conical head 4.9; the upper end of the conical head 4.9 is large, and the lower end of the conical head 4.9 is small, and the lower end of the conical head 4.9 is provided with a fixed disc 4.4; the shell 4.1 is an annular shell, the shell 4.1 is provided with an annular chamber 4.2, the inner ring of the shell 4.1 is a conical surface 4.6 matched with the conical head 4.9, the inner ring of the shell 4.1 is provided with a plurality of liquid outlet flow passages 4.10 communicated with the chamber 4.2, and the outer wall of the shell 4.1 is also provided with a communicating pipe I4.11 communicated with the chamber 4.2; a spring 4.3 for keeping the shell 4.1 away from the fixed disc 4.4 is arranged on the upper part of the disc surface of the fixed disc 4.4; the conical head 4.9 is vertically provided with a first channel 4.8 penetrating through the fixed disc 4.4, the conical head 4.9 is also provided with a plurality of second channels 4.7, one end of each second channel 4.7 is communicated with the first channel 4.8, and the other end of each second channel 4.7 extends to the outer conical surface of the conical head 4.9; the lower end of the fixed disc 4.4 is provided with a communicating pipe II 4.5 correspondingly communicated with the channel I4.8, and the communicating pipe II 4.5 is communicated with the pipeline I3;
under the action force of the spring 4.3, the second channel 4.7 of the conical head 4.9 is in sealing fit with the conical surface 4.6 of the shell 4.1; when the booster pump 3.1 works, liquid in the pipeline I3 has certain pressure, the liquid with certain water pressure flows out of the channel II 4.7 and impacts the conical surface 4.6 of the shell 4.1, the spring 4.3 is compressed, and a gap is formed between the conical surface 4.6 of the shell 4.1 and the outer conical surface of the conical head 4.9;
the lower part of the outer wall of the tank body 2 is also communicated with a dosing pipe 7, and the dosing pipe 7 is correspondingly communicated with a first communicating pipe 4.11 of the shell 4.1 of the releasers 4; the dosing pipe 7 is provided with a flow control valve 7.1 and a water pump 7.2;
it can be understood that, through pressurization of the booster pump 3.1, liquid enters the plurality of releasers 4 through the pipeline one 3, in each releaser 4, liquid with certain water pressure flows out of the channel two 4.7 through the channel one 4.8 and impacts the conical surface 4.6 of the shell 4.1, the spring 4.3 is compressed, a gap is formed between the conical surface of the shell 4.1 and the outer conical surface of the conical head 4.9, liquid flows out of the gap, simultaneously the water pump 7.2 on the dosing pipe 7 is started, a medicament such as a flocculating agent enters the plurality of releasers 4, in each releaser 4, the medicament enters the chamber 4.2 of the shell 4.1 and then flows out through the plurality of liquid outlet flow channels 4.10 communicated with the chamber 4.2 in a swirling mode, so that the medicament and the liquid are fully mixed in the gap, the liquid and the medicament are mixed to carry out flocculation and precipitation, oil-water separation is realized by using a chemical separation method, when the booster pump 3.1 is not started, under the acting force of the spring 4.3, the second channel 4.7 of the conical head 4.9 is in sealing fit with the conical surface 4.6 of the shell 4.1, so that during flocculation and precipitation, flocculation and conglomeration blockage is avoided;
furthermore, the inner ring of the liquid outlet flow channel 4.10 corresponding to the shell 4.1 is provided with a first opening, the outer conical surface of the channel II 4.7 corresponding to the conical head 4.9 is provided with a second opening, the first opening and the second opening are arranged in a staggered manner, the first opening is positioned at the upper part of the second opening, when the booster pump 3.1 is not started, the first opening of the liquid outlet flow channel 4.10 is in sealing fit with the outer conical surface of the conical head 4.9, and the second opening of the channel II 4.7 is in sealing fit with the conical surface 4.6 of the shell 4.1;
furthermore, the plurality of second channels 4.7 are uniformly arranged around the axis of the conical head 4.9, and liquid with certain water pressure flows out of the plurality of second channels 4.7 through the first channels 4.8 and impacts the conical surface 4.6 of the shell 4.1, so that the shell 4.1 can be uniformly stressed; the liquid outlet channels 4.10 are uniformly and annularly arranged along the axis of the shell 4.1, the liquid outlet channels 4.10 are swirl holes, the liquid outlet channels 4.10 discharge liquid along the tangential direction of the conical surface 4.6 of the shell 4.1, the medicament flows out of the liquid outlet channels 4.10 and flows out along the tangential direction of the conical surface 4.6 of the shell 4.1, and the medicament can be fully mixed with the cooling water flowing out of the channel II;
as shown in fig. 4, the filtering structure 9 includes a box body 9.1 matched with the inner wall of the tank body 2, the upper part of the box body 9.1 is opened and provided with a fixing block 9.6, the fixing block 9.6 is horizontally provided with a circular cavity 9.5, the fixing block 9.6 is vertically provided with a through groove 9.3 penetrating through the circular cavity 9.5, an oil-water separation filter element 9.4 is adapted in the circular cavity 9.5, the lower part of the box body 9.1 is provided with a purification cavity 9.2, the purification cavity 9.2 is communicated with a drain pipe 8, and the drain pipe 8 is provided with a stop valve; the outer wall of the tank body 2 is provided with a threaded opening through which the oil-water separation filter element 9.4 is inserted into the circular cavity 9.5, and the end part of the oil-water separation filter element 9.4 is provided with a sealing plate 9.41 in threaded connection with the threaded opening;
it can be understood that the upper liquid after flocculation precipitation overflows into the filtering structure 9, then enters into the purifying chamber 9.2 through the through groove 9.3 and the oil-water separation filter element 9.4, and then the stop valve on the drain pipe 8 is opened to discharge clean cooling water, the oil-water separation filter element 9.4 can be replaced, and the threaded port on the outer wall of the tank body 2 is in threaded connection with the sealing plate 9.41 at the end part of the oil-water separation filter element 9.4, so that the disassembly and replacement can be carried out;
further, the outer wall of the tank body 2 is also provided with a back flushing pipe 10, one end of the back flushing pipe 10 is positioned in the tank body 2 and is positioned between the filter screen 11 and the partition plate 12, the back flushing pipe 10 is provided with a stop valve, the upper cover 1 is provided with a back flushing sewage discharge pipe 1.1 which is communicated with the back flushing sewage discharge pipe 1.1, the stop valve is arranged on the back flushing sewage discharge pipe 1.1, when the filter screen 11 is back flushed, the stop valve on the pipeline I3 and the stop valve on the liquid inlet pipe 1.2 are closed, the back flushing pipe 10 is filled with water to back flush the filter screen 11, and then sewage is discharged from the back flushing sewage discharge pipe 1.1;
further, an aeration pipe 5 is arranged outside the tank body 2, a pipe section of the aeration pipe 5, which is positioned at the lower part of the inner cavity of the tank body 2, is provided with a plurality of aeration heads 5.1, and the aeration heads 5.1 are positioned below the releaser 4 and generate micro bubbles for stirring liquid so as to mix the cooling liquid with the medicament;
in addition, the bottom of the tank body 2 is communicated with a sewage discharge pipe 6, and the sewage discharge pipe 6 is provided with a stop valve for discharging sewage at the bottom of the tank body 2.
The invention is not described in detail in the prior art, and it is apparent to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that the invention can 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 invention 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, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims concerned.
Claims (10)
1. The utility model provides an aluminum processing cold rolling mill cooling water treatment facilities, includes jar body (2) and upper cover (1), its characterized in that: the tank body (2) and the upper cover (1) are fixed through a flange and a bolt and nut group, a liquid inlet pipe (1.2) is arranged in the center of the upper end of the upper cover (1), and a stop valve is arranged on the liquid inlet pipe (1.2); a filter screen (11) and a partition plate (12) are arranged at the upper part of the inner cavity of the tank body (2), and the partition plate (12) is positioned right below the filter screen (11); a first pipeline (3) is arranged outside the tank body (2), and the upper end of the first pipeline (3) is positioned in the tank body (2) and between the filter screen (11) and the partition plate (12); a stop valve and a booster pump (3.1) are arranged on the pipeline I (3), the horizontal section of the lower end of the pipeline I (3) is positioned at the lower part of the inner cavity of the tank body (2), and the horizontal section is communicated with a plurality of releasers (4); the outside of the tank body (2) is communicated with a drain pipe (8), and the inner cavity of the tank body (2) is provided with a filtering structure (9) corresponding to the drain pipe (8);
the releaser (4) comprises a shell (4.1) and a conical head (4.9); the upper end of the conical head (4.9) is large, the lower end of the conical head is small, and the lower end of the conical head (4.9) is provided with a fixed disc (4.4); the shell (4.1) is an annular shell, the shell (4.1) is provided with an annular chamber (4.2), the inner ring of the shell (4.1) is a conical surface (4.6) matched with the conical head (4.9), the inner ring of the shell (4.1) is provided with a plurality of liquid outlet channels (4.10) communicated with the chamber (4.2), and the outer wall of the shell (4.1) is also provided with a first communicating pipe (4.11) communicated with the chamber (4.2); a spring (4.3) which enables the shell (4.1) to be far away from the fixed disc (4.4) is arranged on the upper part of the disc surface of the fixed disc (4.4); the conical head (4.9) is vertically provided with a first channel (4.8) penetrating through the fixed disc (4.4), the conical head (4.9) is also provided with a plurality of second channels (4.7), one end of each second channel (4.7) is communicated with the first channel (4.8), and the other end of each second channel (4.7) extends to the outer conical surface of the conical head (4.9); a second communicating pipe (4.5) correspondingly communicated with the first channel (4.8) is arranged at the lower end of the fixed disc (4.4), and the second communicating pipe (4.5) is communicated with the first pipeline (3);
the outer wall lower part of the tank body (2) is also communicated with a dosing pipe (7), and the dosing pipe (7) is correspondingly communicated with a communicating pipe (4.11) of a shell (4.1) of a plurality of releasers (4).
2. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: under the acting force of the spring (4.3), a second channel (4.7) of the conical head (4.9) is in sealing fit with a conical surface (4.6) of the shell (4.1); when the booster pump (3.1) works, liquid in the pipeline I (3) has certain pressure, the liquid with certain water pressure flows out of the channel II (4.7) and impacts the conical surface (4.6) of the shell (4.1), the spring (4.3) is compressed, and a gap is formed between the conical surface (4.6) of the shell (4.1) and the outer conical surface of the conical head (4.9).
3. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: the inner ring of the liquid outlet flow channel (4.10) corresponding to the shell (4.1) is provided with a first opening, the outer conical surface of the channel II (4.7) corresponding to the conical head (4.9) is provided with a second opening, the first opening and the second opening are arranged in a staggered mode, and the first opening is located at the upper portion of the second opening.
4. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: the second channels (4.7) are uniformly arranged around the axis of the conical head (4.9); the liquid outlet flow passages (4.10) are uniformly and annularly arranged along the axis of the shell (4.1), the liquid outlet flow passages (4.10) are swirl holes, and the liquid outlet flow passages (4.10) discharge liquid along the tangential direction of the conical surface (4.6) of the shell (4.1).
5. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: filtration (9) include with jar body (2) inner wall complex box (9.1), the upper portion opening of box (9.1) and be equipped with fixed block (9.6), fixed block (9.6) level is equipped with circular cavity (9.5), and fixed block (9.6) are vertical to be equipped with logical groove (9.3) that run through circular cavity (9.5), and circular cavity (9.5) interior adaptation has water oil separating filter core (9.4), the lower part of box (9.1) is equipped with and purifies cavity (9.2), purifies cavity (9.2) and drain pipe (8) intercommunication, is equipped with the stop valve on drain pipe (8).
6. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 5, characterized in that: the outer wall of the tank body (2) is provided with a threaded opening through which the oil-water separation filter element (9.4) is inserted into the circular cavity (9.5), and the end part of the oil-water separation filter element (9.4) is provided with a sealing plate (9.41) in threaded connection with the threaded opening.
7. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: the outer wall of the tank body (2) is also provided with a backwashing pipe (10), one end of the backwashing pipe (10) is positioned in the tank body (2) and is positioned between the filter screen (11) and the partition plate (12), the backwashing pipe (10) is provided with a stop valve, the upper cover (1) is communicated with a backwashing sewage pipe (1.1), and the backwashing sewage pipe (1.1) is provided with a stop valve.
8. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: the outside of the tank body (2) is provided with an aeration pipe (5), a pipe section of the aeration pipe (5) positioned at the lower part of the inner cavity of the tank body (2) is provided with a plurality of aeration heads (5.1), and the aeration heads (5.1) are positioned below the releaser (4).
9. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: the dosing pipe (7) is provided with a flow control valve (7.1) and a water pump (7.2).
10. The cooling water treatment device of the aluminum processing cold rolling mill according to claim 1, characterized in that: the bottom of the tank body (2) is communicated with a sewage discharge pipe (6), and a stop valve is arranged on the sewage discharge pipe (6).
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| CN202111318914.9A CN113860571B (en) | 2021-11-09 | 2021-11-09 | Cooling water treatment device of aluminum processing cold rolling mill |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102641619A (en) * | 2012-05-11 | 2012-08-22 | 青岛赛尔环境保护有限公司 | Coagulating sedimentation separator |
| CN205328666U (en) * | 2016-01-27 | 2016-06-22 | 李道路 | Oil flow water separator is revolved in copolymerization |
| CN206621864U (en) * | 2017-03-31 | 2017-11-10 | 武汉琦隆科技发展有限公司 | A kind of anti-clogging grease trap |
| CN110790413A (en) * | 2019-12-16 | 2020-02-14 | 金华明正科技有限公司 | Back-flushing oil-separating equipment |
| CN211035313U (en) * | 2019-09-19 | 2020-07-17 | 沈阳松辽环境工程有限公司 | Dissolved air releaser |
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2021
- 2021-11-09 CN CN202111318914.9A patent/CN113860571B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641619A (en) * | 2012-05-11 | 2012-08-22 | 青岛赛尔环境保护有限公司 | Coagulating sedimentation separator |
| CN205328666U (en) * | 2016-01-27 | 2016-06-22 | 李道路 | Oil flow water separator is revolved in copolymerization |
| CN206621864U (en) * | 2017-03-31 | 2017-11-10 | 武汉琦隆科技发展有限公司 | A kind of anti-clogging grease trap |
| CN211035313U (en) * | 2019-09-19 | 2020-07-17 | 沈阳松辽环境工程有限公司 | Dissolved air releaser |
| CN110790413A (en) * | 2019-12-16 | 2020-02-14 | 金华明正科技有限公司 | Back-flushing oil-separating equipment |
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| CN113860571B (en) | 2023-05-16 |
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