CN218989413U - Composite type cleaning tank for pickling line - Google Patents
Composite type cleaning tank for pickling line Download PDFInfo
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- CN218989413U CN218989413U CN202223318600.1U CN202223318600U CN218989413U CN 218989413 U CN218989413 U CN 218989413U CN 202223318600 U CN202223318600 U CN 202223318600U CN 218989413 U CN218989413 U CN 218989413U
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- cleaning tank
- strip steel
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- roller set
- spraying
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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
Abstract
The utility model discloses a cleaning tank for a compound type pickling line, the cleaning tank comprises a cleaning tank body, a first squeezing roller set, a second squeezing roller set, a plurality of steering rollers, a flushing spraying part, a brushing spraying part and a third squeezing roller set, wherein the first squeezing roller set, the second squeezing roller set, the steering rollers, the flushing spraying part, the brushing spraying part and the third squeezing roller set are arranged in the cleaning tank body, and the cleaning tank body comprises a cleaning tank body, a cleaning tank body and a cleaning device, wherein: one side of the cleaning tank body is provided with a strip steel inlet, the other side of the cleaning tank body is provided with a strip steel outlet, and the cleaning tank body is internally provided with two partition plates which divide the inner cavity of the cleaning tank body into a collecting chamber, a neutralization chamber and a spraying chamber in sequence, wherein the neutralization chamber is filled with alkaline cleaning liquid; the first squeezing roller set is positioned in the collecting chamber; the second squeezing roller set and the plurality of steering rollers are positioned in the neutralization chamber; the flushing spray part, the brushing spray part and the third squeezing roller set are all positioned in the spraying chamber. The cleaning tank for the composite acid cleaning line is used in a composite mode through a plurality of cleaning processes, acid liquor on the surface of the strip steel can be effectively neutralized, meanwhile, residual impurities on the surface of the strip steel after acid cleaning are fully removed, deep cleaning is achieved, and the surface quality of the strip steel is guaranteed.
Description
Technical Field
The utility model relates to the technical field of plate and strip continuous rolling production lines in the metallurgical industry, in particular to a cleaning tank for a compound type pickling line.
Background
On a strip continuous rolling production line, surface impurities such as iron scales, rust spots, grease and the like are often accompanied on the surface of strip steel of a product, and the strip steel is required to be cleaned through an acid washing line. However, although the acid washing soaking can remove impurities on the surface of the strip steel, acid liquor is often added on the surface of the strip steel, the strip steel is corroded when the acid washing soaking is not performed, and oil contamination impurities with insufficient acid washing can possibly remain on the surface of the strip steel. Therefore, the strip steel is often cleaned again after pickling. The existing cleaning section equipment generally has only a single cleaning function, acid liquor is not neutralized and is not thoroughly cleaned, and the pickled strip steel cannot be effectively cleaned, so that the most frequent transformation on a strip continuous rolling production line is usually the cleaning section equipment.
Disclosure of Invention
Aiming at the existing technical situation, the utility model provides a cleaning tank for a compound type acid cleaning line, which is used in a compound way through a plurality of cleaning processes, can effectively neutralize acid liquor on the surface of strip steel, simultaneously fully remove impurities remained on the surface of the strip steel after acid cleaning, realize deep cleaning and ensure the surface quality of the strip steel.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cleaning tank for a compound type pickling line comprises a cleaning tank body, a first squeezing roller set, a second squeezing roller set, a plurality of steering rollers, a flushing spray part, a brushing spray part and a third squeezing roller set, wherein the first squeezing roller set, the second squeezing roller set, the steering rollers, the flushing spray part, the brushing spray part and the third squeezing roller set are arranged in the cleaning tank body;
a strip steel inlet is formed in one side of the cleaning tank body, a strip steel outlet is formed in the other side of the cleaning tank body, two partition plates are arranged in the cleaning tank body, the inner cavity of the cleaning tank body is divided into a collecting chamber, a neutralization chamber and a spraying chamber in sequence, and alkaline cleaning liquid is contained in the neutralization chamber;
the first squeezing roller set is positioned in the collecting chamber and is used for squeezing the acid cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the neutralizing chamber;
the second squeezing roller set and the plurality of steering rollers are positioned in the neutralization chamber, the plurality of steering rollers are used for guiding the strip steel to the alkaline cleaning liquid and the second squeezing roller set of the neutralization chamber in sequence, and the second squeezing roller set is used for squeezing the alkaline cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the spraying chamber;
the washing spray part, the brushing spray part and the third squeezing roller set are all positioned in the spray brushing chamber, the washing spray part is used for primarily removing dirt on the surface of the strip steel, the brushing spray part is used for deeply removing dirt on the surface of the strip steel, and the third squeezing roller set is used for squeezing spray cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the outside of the cleaning tank body.
Further, the flushing spraying part comprises a plurality of spraying units which are arranged along the conveying direction of the strip steel in the spraying chamber, and each spraying unit comprises two spraying pipes which are arranged up and down oppositely.
Further, the brushing and spraying part comprises a plurality of brushing and spraying units which are arranged along the conveying direction of the strip steel in the brushing room, each brushing and spraying unit comprises a brushing roller group and at least one spraying pipe, the brushing roller group comprises brushing rollers and supporting rollers which are arranged up and down oppositely, the arrangement positions of the brushing rollers and the supporting rollers in different brushing roller groups are alternately changed along the conveying direction of the strip steel in the brushing room, and the spraying pipes and the corresponding brushing rollers are positioned on the same side.
Further, in each brushing and spraying unit, two spraying pipes are arranged, and the two spraying pipes are respectively arranged at the left side and the right side of the brush roller.
Further, a plurality of tank covers are arranged on the top surface of the cleaning tank body.
Further, a first liquid outlet is formed in the bottom of the collecting chamber of the cleaning tank body.
Further, a second liquid outlet is arranged at the bottom of the neutralization chamber of the cleaning tank body, and a first liquid inlet is arranged on the side face of the neutralization chamber.
Further, a third liquid outlet is arranged at the bottom of the spraying chamber of the cleaning tank body, and a filtering device is arranged in the third liquid outlet.
The beneficial effects of the utility model are as follows:
compared with the prior art, the cleaning tank for the compound type pickling line is used in a compound mode through various cleaning processes, including inlet squeezing, soaking and neutralizing, spray flushing, spray scrubbing and outlet squeezing, acid liquor on the surface of the strip steel can be effectively neutralized, meanwhile, residual impurities on the surface of the strip steel after pickling are fully removed, deep cleaning is achieved, and the surface quality of the strip steel is guaranteed.
Drawings
FIG. 1 is a schematic view (front view) of a cleaning tank for a composite pickling line according to the present utility model;
FIG. 2 is a schematic view (top view) of a cleaning tank for a composite pickling line according to the present utility model;
fig. 3 is a schematic structural view of a shower pipe in the brushing shower part of the present utility model.
Labeling and describing: 1. a first squeezing roller set 2, a cleaning tank body 3, a first steering roller set 4, a second squeezing roller set 5, a spray pipe 6, a tank cover 7, a brush roller 8, a supporting roller 9, a third squeezing roller set 10, a partition plate, 11, a first liquid outlet, 12, a second steering roller, 13, a first liquid inlet, 14, a second liquid outlet, 15, a third steering roller, 16, a third liquid outlet, 17, a transmission device, 18, a frame, 19 and a nozzle.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1-3, a cleaning tank for a composite pickling line includes a cleaning tank body 2, a first squeezing roller set 1, a second squeezing roller set 4, a plurality of turning rollers, a flushing spray portion, a brushing spray portion, and a third squeezing roller set 9, wherein the first squeezing roller set 1, the second squeezing roller set 4, the turning rollers, the flushing spray portion, the brushing spray portion, and the third squeezing roller set 9 are disposed in the cleaning tank body 2.
One side of the cleaning tank body 2 is provided with a strip steel inlet, the other side is provided with a strip steel outlet, and in fig. 1, a dotted line and an arrow from the strip steel inlet to the strip steel outlet represent the conveying direction of the strip steel. The cleaning tank body 2 is internally provided with two partition plates 10 which divide the inner cavity of the cleaning tank body into a collecting chamber, a neutralization chamber and a spraying chamber in sequence, wherein the neutralization chamber is filled with alkaline cleaning liquid, and in fig. 1, the dotted line in the neutralization chamber represents the liquid level of the alkaline cleaning liquid.
In general, the alkaline cleaning solution adopts weak base cleaning solution capable of neutralizing the acidic pH value of the surface of the strip steel.
It is necessary that the top surface of the cleaning tank body 2 is provided with a plurality of tank covers 6, and the roller changing maintenance operation can be carried out by opening the tank covers 6.
The first squeezing roller set 1 is positioned in the collecting chamber and is used for squeezing the acid cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the neutralizing chamber.
Correspondingly, the bottom of the collecting chamber of the cleaning tank body 2 is provided with a first liquid outlet 11 for discharging liquid in the collecting chamber.
The second squeezing roller set 4 and a plurality of turning rollers are positioned in the neutralization chamber, the turning rollers are used for guiding the strip steel to the alkaline cleaning liquid of the neutralization chamber and the second squeezing roller set 4 in sequence, and the second squeezing roller set 4 is used for squeezing the alkaline cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the spraying chamber.
Specifically, the steering rollers include a first steering roller 3, a second steering roller 12 and a third steering roller 15, the first steering roller 3 steers the strip steel conveyed to the neutralization chamber by the first squeezing roller set 1 by 90 degrees, the second steering roller 12 steers the strip steel by 90 degrees again, the third steering roller 15 steers the strip steel by 90 degrees again, and the second squeezing roller set 4 steers the strip steel by 90 degrees again, so that the strip steel can be immersed in alkaline cleaning liquid in the neutralization chamber.
Correspondingly, the bottom of the neutralization chamber of the cleaning tank body 2 is provided with a second liquid outlet 14, and the side surface is provided with a first liquid inlet 13, which are respectively used for discharging liquid in the neutralization chamber and adding liquid into the neutralization chamber.
The flushing spraying part, the brushing spraying part and the third squeezing roller set 9 are all positioned in the spraying chamber, the flushing spraying part is used for primarily removing dirt on the surface of the strip steel, the brushing spraying part is used for deeply removing dirt on the surface of the strip steel, the dirt on the surface of the strip steel comprises surface impurities such as oxidized iron scales, rust spots and grease and residual alkaline cleaning liquid on the surface of the strip steel, and the third squeezing roller set 9 is used for squeezing the spraying cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the outside of the cleaning tank body 2. In fig. 1, a dotted line in the spray chamber indicates the level of the sprayed cleaning liquid.
The specific structure of the flushing spray part is as follows:
the flushing spraying part comprises a plurality of spraying units which are arranged along the conveying direction of the strip steel in the spraying chamber, and each spraying unit comprises two spraying pipes 5 which are arranged up and down oppositely.
In the flushing spraying part, as shown in fig. 2-3, a plurality of nozzles 19 are arranged on the spraying pipe 5, the spraying direction of the nozzles 19 is reversely sprayed in the conveying direction of the strip steel in the room, and the spraying shape of the nozzles 19 is fan-shaped and impacts and washes the surface of the strip steel at a certain angle.
The specific structure of the brushing and spraying part is as follows:
the brushing and spraying part comprises a plurality of brushing and spraying units which are arranged along the conveying direction of the strip steel in the brushing room, each brushing and spraying unit comprises a brushing roller group and at least one spraying pipe 5, each brushing roller group comprises a brushing roller 7 and a supporting roller 8 which are arranged up and down oppositely, the arrangement positions of the brushing rollers 7 and the supporting rollers 8 in different brushing roller groups are alternately changed along the conveying direction of the strip steel in the brushing room, and the spraying pipes 5 and the corresponding brushing rollers 7 are positioned on the same side.
The bristles on the brush roller 7 are made of nylon, and the bristles are tightly connected with the brush roller 7 and cannot fall off to the surface of the strip steel in the brushing process.
Preferably, in each brushing and spraying unit, two spraying pipes 5 are arranged, and the two spraying pipes 5 are respectively arranged at the left side and the right side of the brush roller 7.
In the brushing and spraying part, as shown in fig. 2, a plurality of nozzles 19 are arranged on the spraying pipe 5, the spraying direction of the nozzles 19 faces to the brushing roller group, and the spraying shape of the nozzles 19 is fan-shaped and impacts and cleans the surface of the strip steel at a certain angle.
In the technical scheme, the spraying cleaning liquid used for the flushing spraying part and the brushing spraying part is industrial desalted water or other cleaning liquid, preferably heated industrial desalted water, and the flow rate of the spraying cleaning liquid is determined according to the conveying speed of the strip steel and the cleaning process.
Correspondingly, a third liquid outlet 16 is arranged at the bottom of the spraying chamber of the cleaning tank body 2, and a filtering device is arranged in the third liquid outlet 16 and is used for discharging liquid in the spraying chamber. Wherein, the filter device plays a role in filtering, so that the discharged liquid can be used for circulating spraying.
It should be noted that the first squeezing roller set 1, the second squeezing roller set 4, the plurality of turning rollers, the brushing roller set and the third squeezing roller set 9 should have acid resistance and alkali resistance.
As shown in fig. 2, the first squeezing roller set 1, the second squeezing roller set 4, the brushing roller set and the third squeezing roller set 9 are respectively provided with a frame 18 and a transmission device 17 in a matched manner to realize the running of the roller sets, and meanwhile, the first squeezing roller set 1, the second squeezing roller set 4, the brushing roller set and the third squeezing roller set 9 are respectively provided with a lifting device (not shown in the figure) in a matched manner to open the roller sets for developing the threading operation.
On a strip continuous rolling production line, after the composite type cleaning tank for the pickling line is arranged on the pickling line, the product strip steel cleaned by the pickling line is continuously cleaned by the cleaning tank, and the method is approximately as follows:
strip steel enters the cleaning tank body 2 from a strip steel inlet;
in the collecting chamber, the first squeezing roller set 1 squeezes the acid cleaning liquid attached to the surface of the strip steel and conveys the strip steel to the neutralizing chamber;
in the neutralization chamber, a plurality of steering rollers sequentially guide the strip steel to alkaline cleaning liquid of the neutralization chamber and a second squeezing roller set 3, wherein the second squeezing roller set 3 squeezes the alkaline cleaning liquid attached to the surface of the strip steel and conveys the strip steel to a spraying and brushing chamber;
in the spray brushing room, the washing spray part primarily removes the dirt on the surface of the strip steel, the brushing spray part deeply removes the dirt on the surface of the strip steel, and the third squeezing roller set 9 squeezes the spray cleaning liquid attached to the surface of the strip steel and conveys the strip steel to the outside of the cleaning tank body 2 from the strip steel outlet.
In general, the utility model is compositely used by a plurality of cleaning processes, including inlet squeezing, soaking neutralization, spray flushing, spray scrubbing and outlet squeezing, can effectively neutralize the acid liquor on the surface of the strip steel, simultaneously fully remove the residual impurities on the surface of the strip steel after acid cleaning, realize deep cleaning and ensure the surface quality of the strip steel.
Of course, the above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, so that all equivalent modifications made in the principles of the present utility model are included in the scope of the present utility model.
Claims (8)
1. A compound washing tank for pickling line which characterized in that: the cleaning tank comprises a cleaning tank body, a first squeezing roller set, a second squeezing roller set, a plurality of steering rollers, a flushing spray part, a brushing spray part and a third squeezing roller set, wherein the first squeezing roller set, the second squeezing roller set and the steering rollers are arranged in the cleaning tank body;
a strip steel inlet is formed in one side of the cleaning tank body, a strip steel outlet is formed in the other side of the cleaning tank body, two partition plates are arranged in the cleaning tank body, the inner cavity of the cleaning tank body is divided into a collecting chamber, a neutralization chamber and a spraying chamber in sequence, and alkaline cleaning liquid is contained in the neutralization chamber;
the first squeezing roller set is positioned in the collecting chamber and is used for squeezing the acid cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the neutralizing chamber;
the second squeezing roller set and the plurality of steering rollers are positioned in the neutralization chamber, the plurality of steering rollers are used for guiding the strip steel to the alkaline cleaning liquid and the second squeezing roller set of the neutralization chamber in sequence, and the second squeezing roller set is used for squeezing the alkaline cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the spraying chamber;
the washing spray part, the brushing spray part and the third squeezing roller set are all positioned in the spray brushing chamber, the washing spray part is used for primarily removing dirt on the surface of the strip steel, the brushing spray part is used for deeply removing dirt on the surface of the strip steel, and the third squeezing roller set is used for squeezing spray cleaning liquid attached to the surface of the strip steel and conveying the strip steel to the outside of the cleaning tank body.
2. A cleaning tank for a composite pickling line according to claim 1, characterized in that: the flushing spraying part comprises a plurality of spraying units which are arranged along the direction of the strip steel in the spraying chamber, and each spraying unit comprises two spraying pipes which are arranged up and down oppositely.
3. A cleaning tank for a composite pickling line according to claim 1, characterized in that: the brushing and spraying part comprises a plurality of brushing and spraying units which are arranged along the conveying direction of the strip steel in the brushing room, each brushing and spraying unit comprises a brushing roller group and at least one spraying pipe, each brushing roller group comprises a brushing roller and a supporting roller which are arranged up and down oppositely, the arrangement positions of the brushing rollers and the supporting rollers in different brushing roller groups are alternately changed along the conveying direction of the strip steel in the brushing room, and the spraying pipes are positioned on the same side as the corresponding brushing rollers.
4. A cleaning tank for a composite pickling line according to claim 3, characterised in that: in each brushing and spraying unit, two spraying pipes are arranged on the left side and the right side of the brush roller respectively.
5. A cleaning tank for a composite pickling line according to claim 1, characterized in that: a plurality of tank covers are arranged on the top surface of the cleaning tank body.
6. A cleaning tank for a composite pickling line according to claim 1, characterized in that: the bottom of the collecting chamber of the cleaning tank body is provided with a first liquid outlet.
7. A cleaning tank for a composite pickling line according to claim 1, characterized in that: the bottom of the neutralization chamber of the cleaning tank body is provided with a second liquid outlet, and the side face of the neutralization chamber is provided with a first liquid inlet.
8. A cleaning tank for a composite pickling line according to claim 1, characterized in that: the bottom of the spraying chamber of the cleaning tank body is provided with a third liquid outlet, and a filtering device is arranged in the third liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223318600.1U CN218989413U (en) | 2022-12-09 | 2022-12-09 | Composite type cleaning tank for pickling line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223318600.1U CN218989413U (en) | 2022-12-09 | 2022-12-09 | Composite type cleaning tank for pickling line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218989413U true CN218989413U (en) | 2023-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223318600.1U Active CN218989413U (en) | 2022-12-09 | 2022-12-09 | Composite type cleaning tank for pickling line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218989413U (en) |
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2022
- 2022-12-09 CN CN202223318600.1U patent/CN218989413U/en active Active
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